Har Man

Ruby on Rails Engineer with 4 years of experience designing scalable backend systems, REST APIs, and multi-tenant web applications. Experienced in payment gateway integrations, PostgreSQL optimization, asynchronous processing using Sidekiq, and AI-powered backend development. Passionate about writing clean, maintainable code, improving application performance, and collaborating on architecture discussions.

Ruby on Rails Engineer - Idyllic Software Private Limited

(2026-05)

• Designed and developed scalable REST APIs using Ruby on Rails for an appointment booking platform, ensuring maintainable and production-ready backend services.
• Designed and implemented booking workflows, Cashfree payment integration, and OneSignal push notifications.
• Investigated and resolved production issues including notification delivery and booking workflows.
• Collaborated with Product, QA, and mobile developers to deliver production-ready features in Agile sprints.
• Participated in pull request reviews, sprint planning, and technical discussions to improve code quality and maintainability.
• Leveraged Cursor AI to accelerate development, debugging, code refactoring, and test writing.

Ruby on Rails Engineer - Bluebash Consulting Private Limited

(2022-09 - 2026-04)

• Built scalable multi-tenant Ruby on Rails applications serving multiple clients.
• Designed REST APIs following MVC and object-oriented principles.
• Optimized complex PostgreSQL queries by eliminating N+1 queries and improving API response performance.
• Integrated Stripe, Twilio, Payarc, Documo, and Prokerala APIs.
• Implemented asynchronous processing using Sidekiq and Redis.
• Developed AI-powered backend features using LLM APIs and Retrieval-Augmented Generation (RAG).
• Conducted code reviews and mentored junior developers.
• Participated in architectural discussions and sprint planning.