Java Backend ( with UPI / TPAP / Digital Payments background) Location: Gurugram

Experience: 7-10 Years

Qualification: B.Tech. or M.Tech. About the Role-

We are looking for a highly skilled Senior Java Backend Engineer to build next-generation digital payment platforms. The ideal candidate should have strong expertise in Java, Spring

Boot, Microservices, and distributed systems, along with hands-on experience in UPI,

TPAP, NPCI, Payment Gateway, BBPS, or other digital payment systems.

You will be responsible for designing and developing secure, scalable, and high-performance backend services that process millions of transactions while ensuring high availability,

reliability, and an outstanding customer experience. Key Responsibilities-

 Design, develop, and maintain scalable backend applications using Java, Spring

Boot, and Microservices.

 Build and enhance payment solutions for UPI, TPAP platforms.

 Develop secure REST APIs and integrate with NPCI, banking systems, payment switches, and third-party services.

 Optimize application performance, API response times, and database queries.

 Participate in system design, architecture discussions, and code reviews.

 Troubleshoot production issues, perform root cause analysis, and improve platform reliability.

 Write clean, maintainable, and high-quality code following engineering best practices.





 Collaborate with Product, QA, DevOps, and cross-functional teams to deliver business features on time.

Required Skills

 5–7 years of hands-on experience in Java backend development.

 Strong expertise in Java 17 or above, Spring Boot, Spring MVC, MySQL, and

Microservices.

 Good understanding of REST APIs, MongoDB, Redis, Kafka, and distributed systems.

 Experience with Git, CI/CD, Docker, Kubernetes, and cloud platforms such as AWS or Azure is preferred.

 Solid knowledge of system design, scalability, high availability, caching, and performance optimization.

 Excellent debugging, analytical, and problem-solving skills.

Preferred Domain

Experience-

Candidates with hands-on experience in UPI, TPAP, NPCI, Payment Gateway, Wallet,

Banking APIs, or other FinTech products will be preferred.

Experience in building high-

volume transaction processing systems and knowledge of PCI-DSS and secure payment architecture is a strong advantage.

What We Are Looking

For-

We are looking for engineers who are passionate about building secure, scalable, and high-

performance payment platforms. The ideal candidate should have a strong ownership mindset, excellent coding and design skills, and the ability to work in a fast-paced environment.

📌 Technical Lead (Gurugram)
🏢 Paisabazaar
📍 Gurugram