Senior Software Engineer(Ruby on Rails/ React/ AWS/ Karafka)

Role & responsibilities

Role Overview

We are looking for a Senior Software Engineer who enjoys building and launching product features at a rapid pace while maintaining strong engineering quality. This role is ideal for someone who is product-minded, execution-focused, and comfortable owning features end-to-end.

You will design and build scalable applications using Ruby on Rails, React, PostgreSQL, AWS, and Karafka, while leveraging AI-assisted development tools to accelerate delivery and improve efficiency. Youll work closely with Product Managers and designers to translate ideas into shipped features that drive business impact.

Key Responsibilities

• Own Feature Delivery: Design, develop, test, and deploy product features with a high degree of ownership.
• Build Scalable Backend Systems: Develop APIs and services using Ruby on Rails with PostgreSQL on AWS.
• Event-Driven Development: Contribute to asynchronous workflows and data pipelines using Karafka (Kafka-based processing).
• Full-Stack Contribution: Collaborate with frontend engineers and contribute to UI development using React as needed.
• AI-Enhanced Development: Use AI tools (e.g., Copilot, LLM-based workflows) to increase coding efficiency and improve code quality.
• Product Collaboration: Work closely with Product Managers to refine requirements and deliver high-impact solutions.
• Code Quality & Best Practices: Write clean, maintainable, and well-tested code; participate actively in code reviews and design discussions.
• System Reliability: Monitor, debug, and optimize production systems to ensure performance and stability.

Required Qualifications

• 4-7 years of software engineering experience
• Strong proficiency in:

Ruby on Rails

React

PostgreSQL

AWS

• Experience building and scaling APIs and backend systems
• Familiarity with event-driven architectures (Kafka or similar; Karafka is a plus)
• Experience delivering features end-to-end in a product environment
• Strong collaboration skills with Product and cross-functional teams