Senior Full Stack Developer | React + Ruby on Rails

BigStep Technologies · India

About the Role

We are looking for a Full-Stack Developer with 6+ years of experience, with a strong focus on frontend development . The candidate should have strong hands-on experience building scalable, responsive, and user-focused web applications using React and TypeScript . They should also have basic to moderate experience with Ruby on Rails and be comfortable contributing to backend development when required.

The ideal candidate should have strong problem-solving skills, write clean and maintainable code, and thrive in collaborative, fast-paced environments.

Roles & Responsibilities

• Contribute to all phases of the software development lifecycle, from requirements through delivery
• Develop and maintain scalable, responsive, user-friendly web applications with a strong focus on frontend development using React and TypeScript
• Build reusable, well-tested UI components and help maintain frontend architecture
• Integrate frontend applications with RESTful APIs and contribute to backend development in Ruby on Rails when required
• Identify and resolve UI issues, bugs, and performance bottlenecks, and write unit, integration, and regression tests
• Collaborate with designers, product managers, and backend engineers through code review, pair programming, and architecture discussions
• Participate in sprint planning, standups, retrospectives, and other agile ceremonies, communicating effectively with a distributed team using Slack, Zoom, and JIRA

Skills Required

• 6+ years of experience with React , TypeScript , and modern frontend development practices , along with PostgresSQL, RSpec, Sidekiq, Git, Cloud experience (preferably AWS)
• Good experience with Ruby on Rails , idiomatic Ruby , and RESTful APIs
• Strong understanding of JavaScript , HTML , CSS , and responsive, reusable component development
• Experience with frontend state management, API integration, and asynchronous programming
• Experience writing tests with Jest and React Testing Library
• Proficiency with Git and CI/CD tools such as GitHub Actions and Docker
• Solid understanding of object-oriented programming, build tools (Yarn, Webpack), and scalable application design
• Experience in designing scalable front-end architecture , including component structure, state management, and application-level performance.

Nice to Have

• Experience with PostgreSQL, Sidekiq, or other Rails backend tooling
• Familiarity with Docker, Kubernetes, and containerized environments
• Exposure to Python, Go, or other backend/scripting languages
• Familiarity with Terraform or infrastructure-as-code principles
• BSc/BE/BTech in Computer Science, Engineering, or a related field
• Familiarity with concepts of MVC, mocking, REST