Senior Ruby on Rails Engineer

Overview
At ForUsAll, we’re revolutionizing the U.S. retirement industry with cutting-edge AI technology. Based in San Francisco, our fintech startup is on a mission to provide cost-efficient retirement solutions for small and mid-sized businesses. Founded by industry pioneers who reimagined 401(k) plans for Fortune 500 companies, we’re supported by top-tier venture capitalists and financial tech experts who share our passion for empowering everyday Americans to achieve financial security.

Founded by industry veterans who previously transformed retirement plans for Fortune 500 companies, we’re backed by top venture capital firms and fintech leaders who share our mission to democratize access to modern, diversified retirement portfolios.

About the Role

We are seeking a passionate Ruby on Rails Developer with over 5 years of full-stack development experience to join our dynamic team. The ideal candidate will have a deep love for Ruby and Rails, with extensive experience in building and maintaining high-quality web applications. If you thrive in a fast-paced environment and have a knack for problem-solving, we would love to hear from you.

What You’ll Do

• Develop and maintain web applications using Ruby on Rails.
• Write and maintain tests using RSpec, Minitest, and FactoryBot.
• Implement front-end components using StimulusJS.
• Manage email services with ActionMailer.
• Handle background jobs using ActiveJob.
• Utilize Hotwire (Turbo, StimulusJs) ecosystem to enhance user experience.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Identify and correct bottlenecks and fix bugs.
• Help maintain code quality, organization, and automation.

Requirements

• 5+ years of full-stack Ruby on Rails development experience.
• Deep proficiency with Ruby and Rails frameworks.
• Extensive experience writing tests with RSpec, Minitest, and FactoryBot.
• Proven ability to effectively utilize AI-assisted coding tools..
• Strong understanding of JavaScript, StimulusJS, and Hotwire ecosystem.
• Experience managing email automation and background jobs.
• Solid grasp of object-oriented design, clean coding practices, and software architecture.
• Exceptional problem-solving, analytical thinking, and debugging skills.
• Excellent communication skills and the ability to work collaboratively in a team environment.

Bonus Qualifications

• Experience building and releasing gems.
• Experience with StimulusReflex and ActionCable, Elasticsearch or Opensearch.
• Experience with AI ecosystem, MCP Servers, Graph databases, RAGs, Fine tuning LLMs.

Ready to make an impact?
Join us at ForUsAll and be part of a team dedicated to building brighter financial futures for everyday Americans.

This will be a hybrid role with 3 days in our office located in El Poblado.