Senior Backend Engineer

Senior Backend Engineer
Join us at Riva , where we are rebuilding B2B cross-border payments from the ground up — making them seamless, fast, and cost-effective .

We are building the infrastructure from scratch, and we are looking for a Senior Backend Engineer to help design and implement the systems that will power our payment platform globally .
Responsibilities
As a Senior Backend Engineer, you will be responsible for building the backbone of Riva’s infrastructure—designing scalable, secure systems that handle mission-critical financial flows :
Architect and implement our core payment processing engine.
Develop reliable and scalable financial systems for global operations.
Build integration layers with banking partners and an enterprise-grade reconciliation system.
Design and optimize our payment routing engine to balance speed and cost .
Contribute to technical architecture and long-term infrastructure planning.
Qualifications
We’re looking for a backend engineer with a strong foundation in systems design and a passion for solving complex infrastructure challenges in a dynamic environment.

You should have:
Deep experience with Java (Spring Boot)
Proficiency in Python (not mandatory)
Strong understanding of database design and performance optimisation
Experience working with distributed systems
4+ years of experience in backend development
Familiarity with event-driven and high-throughput architectures
Why Join Us?
At Riva, you’ll have the opportunity to build financial infrastructure from the ground up , working on scalable, high-impact systems in a fast-moving environment.
Apply now to learn more.