Shaarpro
ShaarproVerified Source

Ruby on Rails Developer, Tech Lead & Full-Stack Engineer

Onsite · San Jose, California
Posted August 13, 2026
contract

Overview

You will own the technical direction for a Ruby on Rails platform that supports millions of users, leading a team of five engineers. Your stack spans Java microservices and a React frontend. You will architect features, mentor engineers, and drive delivery across multiple workstreams. This contract role offers direct influence on both product and team growth.

What You'll Do10

  • 1Lead the Ruby on Rails development team in designing and building scalable web applications.
  • 2Architect solutions across Ruby on Rails, Java, and React codebases to meet business requirements.
  • 3Manage multiple workstreams, ensuring on-time delivery and code quality.
  • 4Provide technical guidance and mentorship to engineers through code reviews and pair programming.
  • 5Collaborate with product managers to translate requirements into technical specifications.
  • 6Own the deployment pipeline for Ruby on Rails applications using AWS and Docker.
  • 7Drive adoption of RSpec for testing and maintain high test coverage.
  • 8Ship new features end-to-end, from database migrations to frontend integration in React.
  • 9Optimize database queries for PostgreSQL to reduce latency by 30%.
  • 10Debug production issues and implement hotfixes across services.

Requirements9

  • 15+ years building web applications with Ruby on Rails.
  • 23+ years leading engineering teams and mentoring junior developers.
  • 3Strong proficiency in Java and React for full-stack work.
  • 4Experience with PostgreSQL and Redis in production.
  • 52+ years deploying to AWS (EC2, RDS, ECS) with Docker.
  • 6Familiarity with RSpec and Capybara for testing.
  • 7Track record of architecting microservices and event-driven systems.
  • 8Excellent communication skills for stakeholder management.
  • 9Bachelor's degree in Computer Science or equivalent experience.

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationSan Jose, California

Required Skills

ruby on railsjavareactpostgresqlaws
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