Integration Engineer - Payment Gateway (4-8 yrs)

Job Description :

We are looking for a technically sound and detail-oriented Integration Engineer to join our dynamic team focused on building and scaling seamless payment experiences. You will be responsible for managing technical integrations for Payment Gateway, BBPS, UPI, and other digital payment infrastructures with banking and fintech partners.

Key Responsibilities :

- Lead and execute end-to-end integrations of APIs and SDKs with banking systems, merchants, and third-party platforms.

- Work closely with Product, Engineering, and Business teams to understand integration requirements and deliver robust, scalable solutions.

- Troubleshoot and support live integrations including Payment Gateway, BBPS, UPI, AEPS, and related platforms.

- Collaborate with banking partners and regulatory stakeholders to ensure secure and compliant integrations.

- Develop integration documentation, technical specifications, and support guides.

- Maintain logs, monitor performance, and proactively resolve production issues.

- Handle certification, sandbox testing, and go-live processes with banks and networks like NPCI.

Requirements :

- 37 years of experience in backend/API development or system integration, preferably in Fintech, Payments, or Banking domain.

- Strong knowledge of REST APIs, Webhooks, JSON/XML, and OAuth.

- Hands-on experience integrating with payment systems like UPI, BBPS, IMPS, AEPS, etc.

- Familiarity with ISO8583 protocols, NPCI tech specs, and certification processes.

- Proficient in any of the following languages : Java, Node.js, Python, or Go.

- Experience working with MySQL/PostgreSQL, logging systems, and version control tools (Git).

- Ability to communicate technical details to non-technical stakeholders clearly and effectively.

- Strong problem-solving mindset with a focus on automation and process improvement.

Preferred Qualifications :

- Prior experience with NPCI integrations, BBPS BOU/OU/COU setups, and UPI PSP onboarding.

- Exposure to reconciliation flows, settlement systems, and digital KYC flows.

- Bachelor's degree in Computer Science, Engineering, or a related technical field.