Senior Full Stack Developer - MERN Stack

Job Description :

We are looking for an experienced Sr. Full Stack Developer who is passionate about building robust, scalable, and secure financial applications. The ideal candidate will have a deep understanding of end-to-end software development lifecycle (SDLC) and fintech solutions. You will be responsible for designing and implementing high-performance, complex business flows, ensuring system efficiency and compliance.

Key Responsibilities :

- Break down complex business problems into modular, maintainable components.

- Develop, test, deploy, and maintain applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).

- Optimize and scale real-time transaction processing systems handling large volumes of financial data.

- Ensure industry-standard coding practices and create comprehensive technical documentation.

- Implement multi-threading and concurrency programming for performance optimization.

- Collaborate with cross-functional teams (Product, QA, DevOps) for seamless development and deployment cycles.

- Utilize Test-Driven Development (TDD) to maintain high code quality and reliability.

- Optimize database queries and structures for performance, ensuring low-latency processing.

- Implement secure and compliant fintech solutions, adhering to PCI DSS and other regulatory requirements.

- Mentor and lead the development team to maintain high coding standards and performance efficiency.

Fintech & BBPS Experience :

- Hands-on experience in integrating payment gateways, banking APIs, reconciliation processes, and escrow-based payment mechanisms.

- Exposure to real-time transaction monitoring, fraud prevention, and financial data security.

- Understanding of RBI and regulatory compliance related to fintech operations.

Requirements :

- Proficiency in JavaScript/TypeScript, with strong expertise in React.js, Node.js, and Express.js.

- Strong backend development skills with MongoDB and database optimization techniques.

- Experience with multi-threading, concurrency, and high-performance data processing.

- Strong understanding of object-oriented design principles and design patterns.

- Expertise in Test-Driven Development (TDD) and experience with testing frameworks.

- Experience with cloud services (AWS, GCP, or Azure) for scalable deployments.

- Strong analytical and problem-solving skills with a focus on building high-quality software.

- Ability to mentor and manage teams, ensuring code quality and best practices.