





Tier-1 brand, metro Bangalore, and common senior backend title increases candidate competition.
Core Java backend skills are broadly transferable, though payments domain adds moderate specificity.
Explicit 8+ years and mandatory Java/backend scalability and API expertise implies high screening strictness.
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Design, build, and deploy high-volume, low-latency backend Java applications powering global payment systems for physical terminals and merchant hosts.
Collaborate with Data and Platform teams to create resilient, scalable, and highly available services ensuring fault tolerance and reliability.
Lead engineering best practices, participate in architectural design, product roadmap discussions, and monitor system performance to identify and resolve bottlenecks.
8+ years of experience as a Senior Java Developer building backend services using Core Java, web services, and SQL/PostgreSQL.
Strong expertise in designing scalable, highly available, low latency systems with fault tolerance as a core design principle.
Proficiency in modern API frameworks such as REST and OpenAPI with knowledge of API security and developer experience.
Role requires working onsite from Bengaluru office; remote-only work is not offered.
Experienced senior engineer comfortable with end-to-end ownership of complex payment flow backend systems operating at massive global scale.
Collaborates cross-functionally with product managers, engineers, and occasionally merchants to design customer-centric and scalable payment solutions.
Proactively evaluates emerging technologies and drives architectural improvements based on performance data and system metrics.