Passive Income Ideas For Front End Developers [2024]

Updated: September 21st, 2024

Interested in earning passive income as a front-end developer in 2024?

We put together a few of the best passive income ideas you can start as a front-end developer today. These will help you increase your quality of life by bringing in more income for yourself or your business.

For each income idea, we’ll show you real-world examples, revenue expectations for each idea, plus some things you might need to know before you start your passive income journey as a front-end developer.

Here's the full list:

1. Make passive income with an email marketing tool ($235K/month)

As a front-end developer, you could use your programming skills to create and launch your own email marketing tool. This tool, essentially a software application to manage and automate email campaigns, leverages your expertise in user experience and design to create a more engaging and intuitive platform. With the email marketing industry projected to reach $2.53 billion by 2028, this is a growing market with ample opportunities.

By developing an email marketing tool, you could tap into a broad range of potential clients, from entrepreneurs and startups to real estate agents. This could not only supplement your income but also open new streams of passive income through subscription models or licensing deals. Building such a tool is relatively straightforward once you set up your domain and hosting account, and your background in front-end development means you are well-equipped to handle the user interface and user experience aspects seamlessly.

How much you can make: $120 — $2,083,333/month

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

How long does it take to build: 170 days (?)

I Built A SEO Tool That's Completely Free For Users [From Lebanon]

H-supertools founder Hasan developed a set of free SEO and digital marketing tools generating $2k per month in profit using Google Adsense, affiliate marketing, selling ad spaces, and email, plans to launch a membership option, and has attained over 80k registered users and 300k monthly visits in less than two years.

Read by 14,038 founders

2. Make passive income with a social media automation business ($148K/month)

As a front-end developer, you could easily transition into starting a social media automation business. Your skills in creating user-friendly interfaces would be key in developing tools and services that help clients schedule posts, automate interactions, and analyze social media data.

The demand for these services is growing as businesses and influencers alike seek effective ways to manage their social media presence without the daily hassle. This business could allow you to leverage your technical expertise while offering a service that saves clients both time and energy. It's an avenue where your coding skills meet real-world marketing needs.

How much you can make: $4,000 — $400,000/month

How long does it take to build: 50 days (?)

How I Bootstrapped A Social Media Automation Tool To $2MM/Year

MeetEdgar, a bootstrapped social media automation tool founded in 2014 by Laura Roeder, has grown to $4 million in annual recurring revenue and more than 5,000 customers, with a team size of two dozen, achieved through content marketing, social media marketing, and organic search.

Read by 15,189 founders

3. Make passive income with an AI writing tool ($255K/month)

As a front-end developer, you could supplement your income by creating an AI writing tool that harnesses the power of artificial intelligence to help people generate accurate and engaging content. This tool could cater to businesses, bloggers, and students who need automated, error-free, and efficient writing solutions. Considering your skills in web development, you could design an intuitive interface that makes it easy for users to create content with just a few clicks.

By integrating AI into a writing tool, you would be addressing the growing demand for constant, high-quality content in today's digital age. Your tool could revolutionize the writing process, making it simpler and faster for users to produce the content they need. This venture not only has the potential to generate passive income but also positions you at the forefront of technological innovation in content creation.

How much you can make: $4,000 — $1,000,000/month

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

I Built A Simple AI Writing Tool That Makes $60K/Year

Rytr, a new AI writing assistant developed by a startup platform and business incubator, has become a market leader, serving over 300,000 customers across the world and doing seven figures in ARR.

Read by 6,663 founders

4. Make passive income with a mobile app ($70.3K/month)

Thinking about turning your brilliant idea into a mobile app? As a front-end developer, you could leverage your skills to create engaging and user-friendly interfaces for smartphones and tablets. Whether it's a productivity tool or a game, your expertise in UX/UI design perfectly positions you to brainstorm and develop innovative solutions.

Starting a mobile app business involves a clear vision and, if you choose, partnering with other developers for backend tasks. You could focus on planning the user experience, crafting beautiful and intuitive designs, and ensuring functionality through thorough testing. Effective marketing is key to attract users and drive downloads, opening up the possibility for substantial passive income.

Why consider this? Mobile apps are a huge part of everyday life and can offer significant revenue potential. With dedication and the right strategy, your app idea could attract a wide audience, solve real problems, or entertain millions, leading to a successful and profitable venture.

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 10,967 founders

5. Make passive income with a lead generation tool ($108K/month)

As a front-end developer, you could use your skills to create a lead generation tool that helps businesses attract and capture potential customers effortlessly. Imagine designing a user-friendly interface that integrates seamlessly with websites and social media platforms to gather valuable contact information like emails and phone numbers. This tool could automate the often time-consuming task of identifying leads, enabling companies to focus more on converting those leads into paying customers.

Given the significant demand for efficient lead generation, your tool could become a valuable resource for businesses looking to streamline their marketing efforts. By leveraging your knowledge of front-end technologies and user experience, you could build a product that not only helps companies grow their customer base but also generates a steady stream of passive income for you.

How much you can make: $1,000 — $400,000/month

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

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

How I Created A $5M/Year LinkedIn Marketing Automation Tool

Dux-Soup is a LinkedIn automation tool that helps business owners and sales & marketing professionals generate more leads, increase efficiency, and save time; with over 70,000 users and revenue of nearly $5 million, it offers automated top-of-the-funnel LinkedIn outreach activities, targeted LinkedIn campaigns and multi-touch & personalized LinkedIn drip campaigns for lead generation.

Read by 8,893 founders

6. Make passive income with a wordpress plugin business ($33.4K/month)

As a front-end developer, starting a WordPress plugin business could be a smart way to supplement your income. Given your existing skills in HTML, CSS, and JavaScript, you're well-equipped to create plugins that can enhance WordPress sites. Plugins are essential for WordPress websites, and there's always a demand for new, problem-solving tools.

If you've identified a common issue or a feature that could make websites run more smoothly, you could develop a plugin to address that need. You could then sell your plugin on popular platforms like CodeCanyon, or even on your own website. This could become a steady source of passive income as more people discover and purchase your plugin.

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

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

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

Time commitment per week: Min. 5 hours/week

How I Coded A Website Plugin Making $600 Per Month

Wheely Sales CEO Josh created a lucky wheel popup that has grown revenue from $0 to $600/month in just 4 months since getting started and has attracted over 1.1 million users to his customers’ websites, all while proving that when it comes to creating a product, competition is validation.

Read by 18,943 founders

7. Make passive income with a niche website ($107K/month)

As a front-end developer, you could leverage your coding skills to create a well-designed, user-friendly niche website. By targeting a specialized topic you're passionate about, you have the opportunity to build a focused online business that caters to a specific audience. This not only taps into your creative side but also allows you to showcase your technical abilities.

Starting such a venture would involve selecting a niche you know well, generating high-quality content, and optimizing your site for search engines to attract visitors. Over time, as you drive more traffic to your site, you can explore various monetization strategies like affiliate marketing, ad placements, or selling your own digital products. Once established, your niche website could become a reliable passive income stream, making it a rewarding side project that aligns with your professional skills and personal interests.

How much you can make: $400 — $250,000/month

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

How I Leveraged My LinkedIn Network To Create A $1.8M/Year Procurement Conference

DPW (Digital Procurement World) is a fast-growing conference and community in procurement that has more than tripled in revenue since launching in 2019, capping out the year at €1.8 million, with 95% of their growth coming from inbound traffic leveraging LinkedIn and applying social selling techniques.

Read by 3,594 founders

8. Make passive income with an affiliate marketing business ($77.5K/month)

As a front-end developer, you could start an affiliate marketing business to supplement your income by promoting products and services related to the tech industry. Leveraging your expertise in web design and user experience, you could create engaging and informative websites or blogs that attract a tech-savvy audience. When visitors to your site click on your affiliate links and make a purchase, you will earn a commission, which adds up over time.

To get started, you could identify tech products or services that interest you, such as web development tools, programming courses, or software subscriptions. Partnering with companies that sell these products means you promote them through your content. This way, you could use your skills to create a passive income stream while sharing valuable resources with others in the tech community.

How much you can make: $500 — $773,000/month

How much does it cost to start: $700 (?)

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

My Affiliate Marketing Business Earns $500K/Year Profit [No Employees]

This case study explores how Spencer Mecham founded Buildapreneur, an affiliate marketing business, and has made over half a million dollars in profit with no employees, relying solely on content marketing through platforms like Facebook, YouTube, and TikTok.

Read by 24,553 founders

9. Make passive income with a niche blog ($31.5K/month)

Starting a niche blog could make a lot of sense for a front-end developer because it allows you to share your expertise and engage with an interested online community. You could identify a profitable and underserved niche like web development tools, CSS tricks, or even UI design trends. As a developer, you have the technical skills to create a visually appealing blog that stands out.

You could publish articles, how-to guides, top product lists, and even video tutorials. As your blog gains visibility, you could monetize it through affiliate links, collaborations with brands, or growing a YouTube channel. This way, you not only supplement your income but also build your personal brand in the tech community.

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

How much does it cost to start: $650 (?)

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

How I Turned A Crappy Idea Into A $3M/Year Business

Starter Story grew to 1.4 million monthly visitors and millions in annual revenue by sharing the stories of entrepreneurs. Pat breaks down the early days and how he grew the business into something that changed his life.

Read by 77,180 founders

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

As a front-end developer, starting a print-on-demand business could be a practical and rewarding way to supplement your income. The business model leverages your digital design skills, allowing you to create custom products like T-shirts, phone cases, and home goods without the need for upfront inventory costs. You could easily set up an online storefront on platforms like Amazon, eBay, or Etsy and focus on designing trendy and unique merchandise that appeals to global audiences.

Since print-on-demand services handle production and fulfillment, you could manage this business from home with minimal startup costs. This side hustle is flexible and scalable, allowing you to grow your business at your own pace while continuing your main work as a developer. It’s an excellent way to monetize your creativity and potentially earn a steady stream of passive income.

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 29,923 founders

11. Make passive income with a SEO & lead generation service ($60K/month)

As a front-end developer, you could leverage your technical skills to start an SEO and lead generation service. Your understanding of web technologies and user experience would be incredibly valuable in optimizing websites for search engines and creating compelling landing pages that convert visitors into leads. This could not only supplement your income but also offer you the opportunity to explore a new, lucrative avenue within the digital marketing field.

By learning the fundamentals of lead generation and gaining some experience in SEO practices, you could help businesses attract potential customers and nurture them into loyal clients. This side hustle allows you to apply your current skill set in a new way, making it easier to get started and ensure success. Over time, this service could evolve into a significant source of passive income, especially as businesses continue to invest more in their online presence.

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 14,407 founders

12. Make passive income with an online survey tool ($304K/month)

As a front-end developer, you could leverage your coding skills to create an intuitive and user-friendly online survey tool. Businesses need easy ways to gather customer feedback, and your expertise in designing smooth, interactive interfaces can make the survey experience enjoyable for users. By offering features like a survey builder, data collection tools, and reporting systems, you provide a comprehensive solution for businesses looking to understand their customers better.

An online survey tool like Typeform has shown significant growth, with its annual recurring revenue surpassing $70 million in 2021. This highlights the strong demand for efficient and appealing survey tools. By entering this market, you could tap into this growing trend while creating a steady stream of passive income.

How much you can make: $40 — $1,600,000/month

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

On Starting A $160K/Month CRM & Automations Company After A US Air Force Career

GreenRope, a self-funded CRM and marketing automation platform with over 1,000 customers in 20 countries, was built organically and focused on creating a positive, customer-centric culture without outside investment, with an all-in-one interface solving challenges in managing sales, marketing, customer service, and operations.

Read by 12,002 founders

13. Make passive income with a YouTube channel ($72.1K/month)

Starting a YouTube channel could be a great way for front-end developers to share their expertise and earn extra income. You could create tutorials, coding challenges, or walkthroughs of popular front-end frameworks and tools, turning your daily work and learning experiences into valuable content for others.

Revenue could come from ads, sponsorships, and even selling your own merchandise or online courses. Besides the potential for passive income, building a YouTube channel allows you to enhance your personal brand and connect with a community of like-minded developers. If you're consistent and put effort into creating quality content, this side hustle could evolve into a significant source of income.

How much you can make: $2,000 — $333,333/month

How much does it cost to start: $5,250 (?)

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

How A Young Entrepreneur From Nigeria Started A Profitable Blog

This case study follows the journey of a young entrepreneur from Nigeria who started a profitable blog generating a monthly revenue of $1,500+ through sales of advertising space, sponsored posts, and information products, and shares his strategies for success including a Twitter growth challenge and guest post pitches.

Read by 12,293 founders

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.