30 Business Ideas For Chief Technology Officer [2024]

Updated: September 6th, 2024

Interested in starting a business as a doctor in 2024?

If managed well, building a business as a doctor could be more lucrative than employment. So, which are the best business ideas for Doctors?

We put together 30 of some of the best doctor business ideas you can start in today.

For each business idea, we'll show you real-world examples of other doctor businesses to help you see what it takes.

Here's the full list:

1. Start an AI-based business ($27.9K/month)

As a Chief Technology Officer, leveraging your expertise to start an AI-based business could provide substantial opportunities to supplement your income and foster innovation. You could develop AI-driven software or platforms that optimize processes, provide critical insights, or automate routine tasks, thereby addressing pressing real-world problems and enhancing operational efficiency for businesses across various sectors.

Imagine harnessing artificial intelligence to revolutionize traditional industries by creating tools like AI-powered customer service bots or predictive analytics platforms for healthcare. With the tech industry rapidly embracing AI, you could position yourself at the forefront of this technological wave, driving transformation and reaping significant financial rewards. Embracing these opportunities not only allows you to capitalize on a burgeoning market but also empowers you to contribute meaningfully to the evolution of cutting-edge technologies.

How much you can make: $100 — $200,000/month

How much does it cost to start: $500 (?)

How long does it take to build: 40 days (?)

How I Started A $10K/Month App Building Agency Using No/Low Code Tools

LowCode Agency uses no/low code tools to build custom-made apps at 80% lower cost and 70% faster than traditional app development agencies, growing double digits every month and targeting $150,000 in sales in their first year.

Read by 20,992 founders

2. Start a mobile app development business ($141K/month)

As a Chief Technology Officer (CTO), starting a mobile app development business could provide a lucrative avenue to leverage your extensive technical skills and industry experience. Your deep understanding of software development and product lifecycle management could enable you to create high-quality mobile applications that address significant market needs across various sectors, such as gaming, productivity, or social networking.

Additionally, your strategic insights and leadership skills could be invaluable in managing a development team and ensuring that your products are market-ready. By capitalizing on your existing network, you could also find it easier to market and sell your apps, tapping into the growing demand for mobile solutions. This side business could not only supplement your income but also position you at the forefront of technological innovation.

How much you can make: $6,000 — $700,000/month

How long does it take to build: 120 days (?)

How I Started A $6K/Month SEO And Digital Marketing Agency In Bangladesh

This case study features Md. Yousuf Ali, the founder of Rank Trends, who shares how he started a successful digital marketing agency, which generated a revenue of over $6k per month through SEO and video production services.

Read by 12,511 founders

3. Start a micro saas ($83.3K/month)

As a Chief Technology Officer, starting a micro-SaaS business could be a seamless and lucrative endeavor. With your advanced technical expertise and understanding of software development, you could identify niche markets within your industry that require specialized solutions. This approach allows you to leverage your existing skills to create highly customized software products tailored to the specific needs of these underserved segments.

By focusing on niche markets, you could gain deep insights into customer pain points, enabling you to deliver highly precise and effective solutions. This targeted strategy not only enhances customer satisfaction but also fosters stronger relationships with your clients. Prioritizing customer feedback will be crucial in refining your product and ensuring sustainable growth, making micro-SaaS an intelligent and rewarding side venture or even a full-time business.

How much you can make: $117 — $1,766,666/month

How much does it cost to start: $500 (?)

How long does it take to build: 60 days (?)

How We Developed A $29K/Month WhatsApp Plugin For Shopify

SuperLemon, a WhatsApp plugin for Shopify eCommerce stores, crossed $29,000 in MRR as of July 2020, with 20,000 users from 50+ countries and 1700+ paying customers, all acquired through organic marketing strategies and a relentless focus on customer service and satisfaction.

Read by 23,563 founders

4. Start an ai based business solution ($55.8K/month)

As a Chief Technology Officer, venturing into an AI-based business solution would capitalize on your strategic and technical acumen to streamline business operations using cutting-edge technology. You could develop AI platforms that optimize customer service, enhance data analysis, and automate repetitive business processes, thereby helping companies reduce costs and improve efficiency. The potential for AI to provide valuable insights and accurately predict market trends presents a significant opportunity for businesses looking to gain a competitive edge.

You could start by targeting high-impact areas within organizations, such as inventory management or personalized marketing, enabling companies to make data-driven decisions. Many AI platform providers offer user-friendly interfaces and robust support systems, mitigating the need for extensive technical knowledge. With the growing demand for AI solutions, this entrepreneurial move could position you at the forefront of innovation and greatly boost business performance.

How much you can make: $4,000 — $120,000/month

How long does it take to build: 125 days (?)

How We Launched A $120K/Month Audiobook Publishing Course

Mikkelsen Twins grew an online education company from scratch with over 800 students, making over 6-figures in profit every month thanks to their successful program, Audiobook Income Academy 2.0.

Read by 21,981 founders

5. Start a software development agency ($544K/month)

As a Chief Technology Officer, starting a software development agency could be a highly lucrative venture, leveraging your extensive knowledge of technology and business operations. Your insight into the industry's needs and the ever-growing demand for custom-built software solutions puts you in an advantageous position to offer high-value services to a wide range of clients. This entrepreneurial move allows you to capitalize on businesses' ongoing pursuit of efficiency, helping them streamline operations and save costs through tailored software applications.

Moreover, the high demand for qualified software developers means that your agency could command premium rates for bespoke solutions, ensuring a profitable stream of income. With your experience in managing tech teams and projects, you could build a strong, competent team that consistently delivers top-tier results, thereby cementing your reputation and establishing a loyal client base.

How much you can make: $6,000 — $8,500,000/month

How much does it cost to start: $1,000 (?)

How long does it take to build: 60 days (?)

How I Started A $69K/Month Software Agency After A Failed Product Launch

A software agency started by a non-technical founder helps diverse clients with their minimum lovable product, boasting a revenue of over $700,000 this year with a 20% profit margin and a team of 8.

Read by 25,935 founders

6. Become a solopreneur ($285K/month)

As a Chief Technology Officer, starting a solopreneur business could be an excellent way to supplement your income and leverage your extensive technical expertise. You could use your deep understanding of technology to develop and market bespoke software solutions, provide technical consulting services, or even create a niche tech blog or online course. This allows you to capitalize on your existing skills while enjoying the flexibility and autonomy of running your own business.

The journey as a solopreneur involves handling everything from product development to customer service, but with today’s technology and outsourcing tools, you can manage these tasks efficiently. Your experience as a CTO already equips you with a versatile skill set, making the transition smoother and enabling you to make informed decisions swiftly.

By focusing on a niche that you are passionate about and starting small, you could gradually scale up your business as your expertise and reputation grow. This endeavor not only fulfills entrepreneurial aspirations but also provides a platform for continuous learning and personal growth, all while maintaining control over your professional trajectory.

How much you can make: $1,000 — $25,000,000/month

How much does it cost to start: $500 (?)

How long does it take to build: 60 days (?)

How I Turned My Hobby For Painting Into A Successful Art Business

Innerglow Art is a successful custom abstract painting business that incorporates scripture and personable connection with buyers to produce beautiful and unique artwork.

Read by 53,358 founders

7. Start an ai platform ($402K/month)

As a Chief Technology Officer, you could leverage your extensive technical expertise and industry connections to develop an AI platform. By providing tools and frameworks that enable businesses to integrate artificial intelligence into their operations, you tap into a high-demand market without requiring companies to endure the technical burdens themselves.

Imagine offering ready-made solutions for data analysis, machine learning models, and automation, helping organizations optimize processes, make informed decisions, and boost productivity effortlessly. With the global surge in AI adoption, your platform could serve as a critical bridge for companies eager to leverage these technologies yet lacking the in-house expertise.

This endeavor would require a solid foundation in AI and software development, but the potential for growth and significant impact in the market is immense. The entrepreneurial opportunity here aligns perfectly with your strategic vision and leadership capabilities, allowing you to supplement your income while making a tangible difference in the business landscape.

How much you can make: $5,000 — $3,000,000/month

How long does it take to build: 150 days (?)

The App I Built In 12 Hours Now Makes $15K/Mo

A founder shares how he built AudioPen.ai, a tool that transcribes voice notes, generating $15,000 monthly with minimal costs and no paid marketing, highlighting the importance of focusing on the product, word of mouth, and personal communication with users for sustainable growth.

Read by 14,186 founders

8. Start a cloud management software ($129K/month)

As a Chief Technology Officer, starting a cloud management software business offers you a promising avenue to leverage your extensive technical skills and industry insight. This venture focuses on developing software that allows companies to efficiently manage their cloud resources, ensuring optimal performance, data security, and compliance.

In a world rapidly embracing digital transformation, you'd be addressing a critical need as more organizations migrate their operations to the cloud. The potential market is vast, spanning various industries such as healthcare and finance, which means your business could cater to an ever-growing demand. If you thrive on solving complex technical challenges and have a knack for creating user-friendly solutions, this could be the rewarding business idea you're looking for.

How much you can make: $25,000 — $330,000/month

How long does it take to build: 180 days (?)

How We Partnered With Salesforce To Develop A $330K/Month Laboratory Information Management SaaS

Third Wave Analytics developed the world's first cloud-based and customizable LIMS platform on Salesforce, generating $330k monthly revenue from clients such as Ohio State University and Boston University School of Medicine while partnering with the University of California-Berkeley for a COVID-19 study; founder Savitra Sharma advises aspiring entrepreneurs to focus on clear objectives to meet their goals.

Read by 8,121 founders

9. Start a travel guide website ($14.2K/month)

As a Chief Technology Officer (CTO), you could leverage your technical expertise to create a lucrative side business through a travel guide website. By utilizing your existing knowledge of web technologies, SEO, and online marketing, you could develop a highly efficient and user-friendly platform that provides detailed travel information. Whether you choose to focus on general transportation modes or specific destinations, your robust understanding of technology will ensure your website is both informative and optimized for mobile devices.

Creating a travel guide website offers the perfect opportunity to monetize your technical skills while exploring your passion for travel. You could capitalize on trends and current events in various regions, enabling your site to become a go-to resource for travelers. Additionally, implementing a solid SEO strategy and building strategic partnerships with other travel-related websites could significantly enhance your site's visibility, driving more traffic and potential revenue.

How much you can make: $50 — $30,000/month

How much does it cost to start: $8,250 (?)

How long does it take to build: 90 days (?)

How I Started A $15K/Month Family Travel Blog

TravelMamas.com founder Colleen Lanin shares how she turned a family travel blog into a business that generates $15K in monthly revenue through ad network sales, affiliate sales, sponsored posts, book sales, public speaking appearances, and media campaigns.

Read by 7,987 founders

10. Start a wordpress maintenance services ($24.3K/month)

As Chief Technology Officer (CTO), starting a WordPress maintenance services side business could represent a natural extension of your technical skill set and strategic mindset. With your deep understanding of technology and keen eye for optimization, you could offer invaluable services like security updates, plugin and theme management, speed optimization, backups, and troubleshooting. This not only allows you to monetize your existing expertise but also cater to a growing market of website owners who lack the time or technical know-how.

The beauty of this venture lies in its recurring revenue model. Many businesses and bloggers are willing to sign up for monthly service plans, providing you with a steady income stream. As your client base grows, you have the opportunity to scale by hiring specialists or leveraging automation tools, thus minimizing your hands-on effort while maximizing returns. This venture can blend your passion for technology with entrepreneurial growth, all while offering peace of mind to your clients.

How much you can make: $600 — $100,000/month

How much does it cost to start: $550 (?)

How long does it take to build: 22 days (?)

How I Started A $1.4K/Month WordPress Support Service

Work Hero is a WordPress support and maintenance service that went from working with one website in December 2019 to 13 recurring customer sites today, earning ~$1470/month with most customers paying an unlimited fee of $149/month.

Read by 7,836 founders

11. Start a content marketing business ($91.3K/month)

As a Chief Technology Officer (CTO), leveraging your technical acumen to start a content marketing business could be a promising venture. With content marketing strategies yielding 67% more leads than companies without, your expertise in technology and data analytics can help businesses effectively target and convert customers through insightful and strategic content.

You could utilize your knowledge of SEO, social media, and data-driven decision-making to create a formidable content marketing business. By hiring skilled content creators, you could oversee the development and distribution of valuable and relevant content, while optimizing results through advanced technology solutions. This endeavor not only supplements your income but also caters to the growing demand for effective content marketing services.

How much you can make: $100 — $650,000/month

How much does it cost to start: $1,500 (?)

How long does it take to build: 90 days (?)

How I Started A $80K/Month Content Writing Business

How David Tile turned a freelance writing gig into an $80k/month business, discussing lessons learned through managing growing demands and maintaining a remote team operation.

Read by 24,803 founders

12. Start a brand consultant business ($313K/month)

As a Chief Technology Officer (CTO), you could leverage your strategic thinking and market insights to launch a brand consultant business. By helping companies refine their identity and craft compelling narratives, you could guide them through the complexities of brand positioning and messaging, ensuring they stand out in competitive markets. Your existing expertise in technology leadership can also be a unique selling point, enabling you to incorporate tech-driven solutions in your branding strategies.

Starting a brand consultant business would allow you to utilize your communication skills and market research capabilities, analyzing clients' current brand presence and developing strategies to enhance their market engagement. This venture could offer rewarding opportunities to shape the success stories of emerging brands, allowing you to inject creativity into your professional portfolio while supplementing your income. If you enjoy blending strategy with creativity, brand consulting might be the perfect entrepreneurial path for you.

How much you can make: $1,500 — $1,500,000/month

How much does it cost to start: $4,000 (?)

How long does it take to build: 90 days (?)

How We Built A $1.5M/Month Survey And Research Solution

TapResearch generates roughly $1.5M in revenue per month through their Sample and Insights platforms, which allow market researchers to access survey respondents they need and make fast and easy decisions through a highly scalable respondent network that delivers surveys to hundreds of millions of people.

Read by 10,037 founders

13. Start an e-commerce order fulfillment business ($4.68M/month)

As a Chief Technology Officer, you could leverage your technical expertise to establish a highly efficient e-commerce order fulfillment business. This venture would allow you to utilize your skills in systems integration, automation, and data analytics to create a seamless and dependable fulfillment infrastructure. By focusing on the back-end operations like warehousing, customized packaging, and shipping logistics, you would enable online retailers to concentrate on maximizing their sales without worrying about the complexities of order fulfillment.

Moreover, your understanding of technology and integration with popular e-commerce platforms would ensure that your fulfillment processes are both scalable and reliable. This strategic move could not only supplement your existing income but also potentially evolve into a full-fledged business opportunity, providing consistent and reliable service that online retailers increasingly depend on in today’s competitive market.

How much you can make: $18,000 — $25,000,000/month

How long does it take to build: 180 days (?)

How This Immigrant Entrepreneur Built A $60M/Year Fulfillment Business

ShipMonk, a technology-driven fulfillment center, went from $130K in revenue in 2014 to nearly $30M in 2018 and was named America's Fastest Growing Fulfillment Center, with projected revenue of $60M for 2019.

Read by 18,218 founders

14. Start a SEO services ($87.4K/month)

As a chief technology officer, you could leverage your expertise in technology and strategic thinking to start a lucrative SEO services business. Given your existing network and understanding of digital infrastructure, you could easily help other businesses optimize their website content, build quality backlinks, and conduct keyword research, driving them higher on search engine results pages. This can be especially beneficial for small businesses seeking to improve their online presence with limited budgets.

Starting an SEO services business requires a minimal upfront investment, primarily just a computer, an internet connection, and some foundational SEO knowledge—resources you likely already have. With your technical background, you could efficiently offer high-value SEO services, supplementing your income while helping companies achieve their digital marketing goals. This venture could either serve as an additional revenue stream or evolve into a full-fledged business, allowing you greater entrepreneurial freedom.

How much you can make: $3,000 — $800,000/month

How much does it cost to start: $1,000 (?)

How long does it take to build: 60 days (?)

How I Started A $28K/Month Boutique SEO Company

This case study describes the journey of Russell Michelson who, after leaving his corporate job, turned his WordPress skills into a thriving boutique SEO agency earning $20k/month, thanks to client referrals and Upwork.

Read by 9,610 founders

15. Start a software company ($178K/month)

You could leverage your unique expertise and industry insights as a Chief Technology Officer to start a software company and supplement your income. By developing tailored applications and systems, you can address the specific needs of various clients, such as businesses seeking improved operational efficiency or consumers looking for cutting-edge tools.

The essence of this venture is rooted in problem-solving and creativity. Your leadership in coding, designing, and testing software solutions would build products that deliver real-world value. Moreover, the tech world is brimming with opportunities from mobile apps and web development to specialized enterprise solutions, opening a vast landscape for innovation.

If you’re driven by a passion for technology and a desire to solve meaningful problems, the software company could unlock new avenues for professional growth and financial gain. This could serve as a lucrative side business or evolve into a full-fledged career shift.

How much you can make: $1,000 — $1,666,667/month

How long does it take to build: 180 days (?)

How Two Non-Technical Founders Raised $2M And Started A SaaS Company

Freeflow, a B2B software company providing a 'virtual office' for remote teams, raised $1.7M in pre-seed funding, reduced meeting times by as much as 50%, boasts 35+ daily team conversations, and helps globally scaling firms integrate new hires and onboard into the culture.

Read by 4,481 founders

16. Start an online learning platform ($30.5K/month)

As a Chief Technology Officer (CTO), you could capitalize on the continuously expanding e-learning market by starting an online learning platform. With your expertise in technology and business strategy, you are well-equipped to design and manage an educational platform that rivals giants like Udemy and Coursera. Your deep understanding of technological infrastructure will enable you to create a seamless and secure user experience, which is crucial for customer retention and satisfaction.

Furthermore, the high demand for online learning offers a lucrative opportunity to supplement your income or even transition into a full-time entrepreneurial venture. Whether you opt to build the platform from scratch by leveraging your technical skills or collaborate with an experienced web programmer, your background as a CTO provides a unique advantage in navigating the complexities of such a project. Additionally, the ability to tailor the platform to meet the specific needs of various learners could set your business apart in this competitive market.

How much you can make: $1,200 — $120,000/month

How much does it cost to start: $1,750 (?)

How long does it take to build: 52 days (?)

We Built A $180K/Year Learn-To-Code Community

Online learning community Frontend Mentor has over 200,000 members, with over 1,500 paid subscribers generating over $15,000 MRR, offering professionally designed challenges to improve front-end coding skills with a freemium business model and a focus on real-life experience.

Read by 12,684 founders

17. Start an ecommerce plugin ($23.4K/month)

As a Chief Technology Officer, leveraging your technical expertise to create an e-commerce plugin could be a lucrative venture. Given your deep understanding of software development and the ever-growing demand for e-commerce solutions, this can be an excellent way to supplement your income. With businesses constantly seeking ways to enhance their online operations, your plugin could offer valuable functionalities such as advanced shopping cart features, seamless payment gateways, or comprehensive product catalogs.

Additionally, your coding skills and knowledge of e-commerce platforms place you in a prime position to develop robust plugins that meet the specific needs of online retailers. This allows you to not only capitalize on a growing market but also to create a product that can automate tedious processes, ultimately saving businesses time and resources. By tapping into this niche, you could potentially create a sustainable side business or even a main revenue stream, all while applying your technical prowess.

How much you can make: $117 — $54,999/month

How much does it cost to start: $6,000 (?)

How long does it take to build: 90 days (?)

How We Developed A $29K/Month WhatsApp Plugin For Shopify

SuperLemon, a WhatsApp plugin for Shopify eCommerce stores, crossed $29,000 in MRR as of July 2020, with 20,000 users from 50+ countries and 1700+ paying customers, all acquired through organic marketing strategies and a relentless focus on customer service and satisfaction.

Read by 23,563 founders

18. Start a two sided marketplace ($20.3K/month)

As a Chief Technology Officer, you could leverage your technical expertise and industry insights to create a two-sided marketplace that bridges a gap in your domain. This business model connects consumers and providers directly, enabling them to engage and transact seamlessly on your platform. You could solve a major pain point by offering a well-designed, technically robust space where user experience is paramount.

Think of the success stories like Airbnb or eBay; they have capitalized on connecting individuals offering services or products with those seeking them. Your role would encompass ensuring a smooth user experience, verifying users, and managing secure transactions—areas where your technical background provides a distinct advantage. By addressing specific needs within your industry, you could harness network effects to grow your marketplace, making it increasingly valuable as more users join.

How much you can make: $100 — $100,000/month

How long does it take to build: 150 days (?)

How This Uber Driver Created A $270K/Year App For Gig Workers

Muver is a mobile app for gig workers allowing them to multi-app seamlessly between Uber, Uber Eats, Doordash, Grubhub, Lyft, Instacart, and more within a single app with over $270k revenue in the past 12 months.

Read by 4,957 founders

19. Start a SEO & lead generation service ($60K/month)

As a Chief Technology Officer, leveraging your technical expertise to start an SEO & lead generation service could be a natural and lucrative extension of your skill set. By focusing on attracting prospects to businesses and converting them into loyal customers, you could help companies optimize their online presence and enhance their revenue streams.

With your profound understanding of digital frameworks and data analytics, you could easily dive into the fundamentals of lead generation. Your experience in managing technological teams and projects positions you perfectly to offer tailored strategies, ensuring effective customer acquisition and growth for various clients.

Entrepreneurial-minded CTOs will appreciate the scalable nature of this business, which could begin as a side venture and potentially evolve into a substantial source of income. By applying your cutting-edge knowledge to an SEO & lead generation service, you could drive impactful results while supplementing your existing career.

How much you can make: $8,000 — $200,000/month

How much does it cost to start: $3,750 (?)

How long does it take to build: 90 days (?)

How I Started A $35K/Month Agency Specialized On Link Building

A link building company co-founded by Justas Markus has grown to make an average of $35k per month in recurring revenue with a focus on delivering high-quality services through manual processes and focusing on fewer markets.

Read by 14,450 founders

20. Create a mobile app ($70.3K/month)

As a Chief Technology Officer, you could leverage your technical expertise and visionary mindset to create a mobile app that addresses a pressing need or offers a unique solution. Drawing from your experience in overseeing technology strategies, you have a solid foundation for planning user experience, designing engaging interfaces, and ensuring impeccable functionality.

Moreover, your extensive network within the tech industry can be invaluable when it comes to hiring skilled developers or collaborating with other tech professionals. With mobile apps becoming essential in everyday life, this venture could not only supplement your income but potentially turn into a substantial revenue stream. If you have an innovative idea that could solve a problem or capture attention, developing a mobile app could be your next successful entrepreneurial pursuit.

How much you can make: $1 — $500,000/month

How long does it take to build: 180 days (?)

We Started A $6M/Year Bachelorette Party App

BACH, an app that plans and books bachelorette parties, has grown from $0 to >$1M net revenue run rate in less than 6 months, gained over 100,000 users in their first 60 days, and has over 40,000 parties using the app this month.

Read by 10,996 founders

21. Print on demand business ($411K/month)

As a Chief Technology Officer (CTO), you could leverage your technical acumen and creative problem-solving skills to start a print-on-demand business. This venture would involve selling custom-designed merchandise without the need for upfront inventory investment by utilizing dropshipping production and fulfillment services. You could focus on designing trendy and unique products, such as apparel, home goods, and phone cases, while using online marketplaces like Amazon, eBay, and Etsy as your virtual storefronts to reach a global audience.

With minimal startup costs, you could easily manage operations from home, providing a flexible way to supplement your income or transition into a full-time entrepreneurial endeavor. The scalability of the print-on-demand model allows you to grow your business at your own pace, making it a practical and enticing opportunity to monetize your creativity and business savvy.

How much you can make: $200 — $3,000,000/month

How long does it take to build: 30 days (?)

Time commitment per week: Min. 5 hours/week

How I Started A $330K/Month Ecommerce Specialized In 3D Printing

Founder Roy Kirchner shares how he started an eCommerce business specializing in 3D printing with an initial investment of $65,000, which now averages monthly gross sales of $330,000 and has partnered with international manufacturers and local businesses while offering technical support and education.

Read by 29,949 founders

22. Start an entrepreneurship blog ($23.2K/month)

As a Chief Technology Officer (CTO), starting an entrepreneurship blog could provide a valuable outlet to share your extensive knowledge and experience in technology and business strategy. By documenting your entrepreneurial journey, you can offer invaluable insights, strategies, and practical advice on building and scaling tech enterprises. This could attract a dedicated audience eager to learn from someone who has been in their shoes.

Given the rising demand for practical guidance and real-life success stories in the tech and business space, your blog could quickly become a go-to resource. The blog could include how-to guides, interviews with other successful entrepreneurs, and tips on overcoming common challenges. Over time, consistent content creation and effective SEO and social media marketing can help grow your audience and open monetization opportunities through advertising, sponsored posts, and affiliate marketing.

If you have a passion for business and enjoy writing, this could be a rewarding side project that supplements your income and enhances your professional reputation.

How much you can make: $1,200 — $240,000/month

How much does it cost to start: $225 (?)

How long does it take to build: 30 days (?)

How I Started A $10K/Month Website With Resources For Entrepreneurs And Startups

From blogging about the best technology ideas to earning $10K/month through paid newsletters and courses, this case study explores the journey of entrepreneur and blogger Thomas Oppong and his successful online platforms.

Read by 9,372 founders

23. Start a wikipedia explorer development business

As a Chief Technology Officer, you could leverage your extensive technical expertise to develop a sophisticated Wikipedia explorer application, tapping into the internet's largest repository of information. By creating an app that efficiently fetches and organizes Wikipedia data, you could provide a valuable tool for researchers, students, and professionals alike, enhancing their information retrieval processes.

Given your background in technology leadership, you could streamline the development process and ensure a robust, scalable solution that stands out in the market. This venture not only has the potential to supplement your income but also offers the prospect of passive income as users continually download and utilize your app.

24. Start an ecommerce management software ($536K/month)

As a Chief Technology Officer (CTO), harnessing your technical acumen to develop an ecommerce management software could be a lucrative and impactful side business. With your deep understanding of software development and operational efficiencies, you could create a platform that significantly streamlines processes for online retailers. Such software would aid in managing inventory, sales, and customer relationships, offering a comprehensive solution that automates essential tasks and improves overall business performance.

Targeting both small businesses and larger enterprises, your software could address the growing need for smart, intuitive tools that save time and minimize errors. By leveraging your existing skills and knowledge, you could create a product that not only fulfills market demand but also establishes you as a leader in the ecommerce space. The investment in developing and launching such a platform can lead to substantial rewards, making it a promising venture for a tech-savvy professional like yourself.

How much you can make: $5,000 — $2,400,000/month

How much does it cost to start: $6,500 (?)

How long does it take to build: 90 days (?)

How We Started A $30M/Year Warehouse Management Software And Outsourced Ecommerce Fulfillment Business

ShipHero co-founders built their successful e-commerce fulfillment business, offering warehouse management software and outsourced eCommerce fulfillment, growing revenues from zero to $30 million annually, processing over $5 billion of e-commerce gross merchandise volume (GMV) annually while only having received $435,000 in outside capital investment.

Read by 9,374 founders

25. Start a rugby leagues business

As a Chief Technology Officer, you could leverage your strategic vision and technical expertise to create an innovative rugby leagues business. Utilizing digital platforms, you could build an online community for rugby enthusiasts, offering live streaming, interactive game statistics, and fantasy league features. Additionally, developing an app that integrates player statistics, training programs, and community forums could attract a dedicated user base and create diverse revenue streams through subscriptions and sponsorships.

Moreover, your experience in managing large-scale projects and budgets ensures you can effectively handle the complexities of organizing and promoting rugby tournaments. By utilizing data analytics to enhance player performance and audience engagement, you could carve a niche in the sports tech market. This side venture not only supplements your income but also allows you to blend your passion for technology with the thrilling world of rugby.

26. Start an ecommerce marketing agency ($414K/month)

As a Chief Technology Officer (CTO), you could leverage your extensive experience in technology and strategic leadership to start an ecommerce marketing agency. Your deep understanding of the technological aspects can allow online sellers to integrate cutting-edge solutions, streamline operations, and stay ahead of industry trends. With the constantly evolving nature of the ecommerce industry, your ability to innovate and implement robust systems could give clients the competitive edge they need.

Furthermore, starting an ecommerce agency could be a profitable side business that aligns perfectly with your current skill set. You have the potential to offer a unique value proposition by combining your technical expertise with creative and marketing strategies, helping businesses grow without them needing to hire full-time staff. By staying on top of tech trends and mastering digital marketing techniques, you could effectively aid companies in balancing production, launching creative services, and scaling their ecommerce brands.

How much you can make: $7,500 — $8,300,000/month

How much does it cost to start: $5,000 (?)

How long does it take to build: 60 days (?)

How I Started A $120K/Month Online Course For Social Media Marketing Agencies

Iman Gadzhi made over $1.2M in profit within two years with his social media marketing agency and education company, where he teaches entrepreneurs how to start and scale a profitable SMMA, with over 45 of his students making over six figures with their SMMA, and over 300 students having quit their regular jobs.

Read by 15,815 founders

27. Become a locksmith

As a Chief Technology Officer, you could leverage your problem-solving skills and technical knowledge to start a locksmith business. The locksmith industry, while traditional, is ripe for innovation and could benefit greatly from technological advancements. By integrating smart lock systems and digital security solutions, you could differentiate your business from traditional locksmiths and appeal to a tech-savvy clientele.

This venture could also serve as a profitable side business, allowing you to supplement your income while utilizing your existing expertise in security and access control systems. The initial investment is relatively low, which minimizes financial risk, and you could scale the business gradually, potentially even running it remotely thanks to modern technology. This could be an excellent way to combine your entrepreneurial interest with your technical skills, all while addressing a market need.

28. Start a wordpress developer business ($59.3K/month)

As a Chief Technology Officer (CTO), starting a WordPress developer business could be a strategic move to supplement your income and leverage your existing expertise in technology leadership. Given that WordPress powers over a third of all websites globally, your skills in web design and development would be highly sought after by businesses aiming to enhance their online presence. You could provide clients with tailored, user-friendly, and responsive websites that drive their business goals, ranging from e-commerce platforms to corporate blogs.

Furthermore, the flexibility of running a WordPress developer business allows you to balance it as a side hustle or scale it into a full-time venture. The key appeal here is the potential for scalability and the ability to operate entirely online, giving you the freedom to work from anywhere. With your technical expertise and a robust marketing strategy, you could transform this endeavor into a lucrative and fulfilling entrepreneurial pursuit.

How much you can make: $2,350 — $210,000/month

How much does it cost to start: $600 (?)

How long does it take to build: 30 days (?)

How I Started A $4.8K/Month WordPress Maintenance Service

ThriveWP, a WordPress Maintenance Service based in the UK, shares how they started a $3.5k a month business providing website management, maintenance, hosting, and support services to various customers, with a focus on customer-centric service and a non-jargon approach.

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29. Start a low code platform ($1.31M/month)

As a Chief Technology Officer, you could explore the enormous potential of starting a low code platform to supplement your income or even make it a full-fledged business. Such a platform would enable businesses and individuals to develop sophisticated applications with minimal coding, leveraging drag-and-drop interfaces and pre-built templates to streamline the development process.

Given the growing demand for tech solutions that save time and reduce costs, your low code platform could cater to a diverse range of customers—from small startups to large enterprises. The venture not only aligns with the trends of increasing efficiency and accessibility in software development but also allows you to leverage your technical expertise to democratize the creation of software solutions.

This business idea requires a solid technical foundation and excellent customer support, but the potential for substantial impact and profitability makes it a compelling entrepreneurial opportunity. By entering this burgeoning market, you could significantly boost productivity and lower barriers for those hesitant to delve into traditional coding, positioning your platform as an essential tool in the modern tech landscape.

How much you can make: $10,000 — $7,500,000/month

How much does it cost to start: $500 (?)

How long does it take to build: 70 days (?)

How I Started A $10K/Month App Building Agency Using No/Low Code Tools

LowCode Agency uses no/low code tools to build custom-made apps at 80% lower cost and 70% faster than traditional app development agencies, growing double digits every month and targeting $150,000 in sales in their first year.

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30. Start an artificial intelligence business ($60K/month)

As a Chief Technology Officer (CTO), you possess a deep understanding of technology landscapes and system integrations, making you exceptionally well-positioned to capitalize on the booming artificial intelligence (AI) market. Given that the global AI market is projected to grow by approximately 54% year-over-year, reaching over $22 billion in the coming years, launching an AI-related business could be a highly lucrative venture.

You could leverage your expertise to develop AI-driven solutions tailored to specific industry needs, such as predictive analytics, automation tools, or advanced data processing services. Additionally, as a CTO already versed in current tech trends, you can identify niche AI opportunities that others may overlook, allowing you to bring innovative products swiftly to market and secure a competitive edge.

By starting an AI business, you could diversify your income streams, pouring your technical expertise into a new venture that complements your existing career while addressing an immediate and pressing market demand. For more inspiration, explore this full list of top artificial intelligence business ideas to kickstart your enterprising journey.

How much you can make: $150 — $300,000/month

How much does it cost to start: $6,500 (?)

How long does it take to build: 90 days (?)

How We Started Our $100K/Month Medical Artificial Intelligence Software Company

AdviNOW Medical uses artificial intelligence to automate clerical work, resulting in doctors being able to focus solely on patients and patients seeing more doctors every day, leading to increased profitability while solving healthcare issues.

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meet the author
Pat Walls

I'm Pat Walls and I created Starter Story - a website dedicated to helping people start businesses. We interview entrepreneurs from around the world about how they started and grew their businesses.