Senior Full-stack Engineer - Bangalore, Lucknow, Pune

UsefulBI is seeking a highly skilled Senior Full-stack Engineer to join our team in Bangalore, Lucknow, or Pune. You will be instrumental in designing, building, and scaling modern web applications with a strong emphasis on ownership and engineering excellence. This role requires deep expertise in frontend frameworks, backend API development, cloud-native databases, and AWS infrastructure.

Key Responsibilities

Frontend Development

• Develop modern, responsive user interfaces utilizing React and Python.
• Create reusable components and shared UI libraries to ensure consistency and efficiency.
• Optimize application performance, scalability, and cross-browser compatibility.
• Integrate REST APIs, effectively manage application state, routing, and authentication.
• Ensure adherence to accessibility standards, UX consistency, and design specifications.

Backend and API Development

• Design and develop robust RESTful APIs using Python (FastAPI preferred) and/or Node.js.
• Implement core business logic, validation, authentication, and authorization mechanisms.
• Build scalable microservices with a focus on clean, maintainable architecture.
• Guarantee backend reliability, optimal performance, and stringent security measures.

Databases and Cloud Infrastructure

• Design and manage data models leveraging AWS RDS (PostgreSQL / MySQL), MongoDB, and DynamoDB.
• Write optimized database queries and maintain data integrity across all systems.
• Implement comprehensive backup, recovery, and data lifecycle management strategies.

Ownership and Collaboration

• Collaborate closely with product managers and designers to refine project requirements.
• Actively participate in architecture and technical design discussions.
• Conduct thorough code reviews and contribute to the continuous improvement of engineering best practices.
• Take full ownership of features from initial development through to production support.

Required Qualifications

• 8-10 years of comprehensive hands-on full-stack development experience.
• Exceptional proficiency in JavaScript/TypeScript.
• Proven experience with modern frontend frameworks such as React and Angular.
• Strong backend development expertise in Python (FastAPI preferred) and/or Node.js.
• Demonstrated experience in building and consuming REST APIs.