Justin Marsh

Join a group of ambitious Rails developers.

Rails builders is a group of ambitious Rails developers who are serious about building real products and businesses.

Join to build alongside some of the best Rails developers in the world, leverage our network of experts and get the support you need to ship your product.

Built for Serious Rails Developers

100Railsbuilders is a 3-month intensive program for experienced Rails developers building real products and businesses. Join a curated cohort of ambitious builders who are serious about shipping, scaling, and succeeding with Ruby on Rails.

👥

Curated Cohorts

4–6 experienced developers matched by business goals and technical expertise

📅

Weekly Accountability

Structured 1-hour sessions focused on execution, technical challenges, and business growth

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Expert Mentorship

Direct access to Rails experts for technical architecture, scaling challenges, and business strategy

📚

Production-Ready Code

Battle-tested Rails patterns, Hotwire implementations, and production deployment strategies

❤️

Elite Network

Connect with successful Rails entrepreneurs, technical leaders, and industry experts

Results-Driven

Focus on execution and measurable outcomes. No fluff, just results.

Why Build in Isolation?

Building a successful product requires more than just coding skills. Our program connects you with experienced Rails developers who understand the challenges of shipping, scaling, and growing a business. Get the technical guidance and business insights you need to succeed.

90%

of participants ship their product within 3 months

50+

experienced Rails developers in each cohort

100%

production-ready Rails applications built

Your 3-Month Path to Product Success

1

Apply

Submit your application showcasing your Rails experience and business goals

2

Get Matched

We curate your cohort of 4–6 experienced developers with complementary skills

3

Execute Together

Weekly accountability sessions, expert mentorship, and production-ready resources

4

Ship & Scale

Launch your product, acquire customers, and scale your Rails business

Built for Ambitious Rails Developers

This program is designed for experienced Rails developers who are serious about building and scaling products.

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SaaS Founders

Scaling a Rails-based SaaS? Connect with successful founders who've been there and done that.

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Product Builders

Ready to turn your idea into a profitable Rails application? Get the technical and business guidance you need.

🎨

Technical Leaders

Leading Rails teams or building complex systems? Connect with other senior developers and architects.

We're building a community of serious Rails developers who are committed to shipping quality products and growing successful businesses.

What Our Members Say

"The technical mentorship helped me scale my Rails app to handle 10x more traffic. The business insights were invaluable."

— Sarah, SaaS Founder

"The accountability structure kept me focused on shipping. I launched my product 2 months ahead of schedule."

— Mike, Product Builder

Built by Successful Rails Entrepreneurs

Created by experienced Rails developers who have built and scaled successful products. We understand the technical and business challenges you face, and we're here to help you overcome them.

Our mission: help serious Rails developers ship products that matter and build sustainable businesses.

Sponsored by

AppSignal
GitHub
Shopify

Frequently Asked Questions

Everything you need to know about joining the community

Ready to Ship Your Product?

Join a curated cohort of experienced Rails developers building real products and businesses. Limited spots per cohort—apply now!

We're selective about who joins. If you're not accepted, we'll provide feedback on how to strengthen your application for the next cohort.

Ready to ship your Rails product? Apply now and join the cohort. 🚀