Staff Software Engineer

The company is a global fintech organization building infrastructure for payments, commerce, and financial applications across traditional banking rails and blockchain-based systems. The Staff Software Engineer will own and extend backend systems, design scalable services and APIs, architect financial infrastructure, integrate with banking and blockchain systems, and lead technical architecture decisions.

Responsibilities:

• Own and extend core backend systems that power financial transactions across blockchain and traditional payment networks
• Design and build scalable microservices and APIs for transferring value securely and reliably
• Architect systems supporting payments, tokenization, wallets, and financial infrastructure
• Collaborate with product and engineering teams to define and ship new capabilities
• Integrate systems with banks, fintech platforms, and blockchain protocols
• Lead technical design and drive system architecture decisions across teams
• Troubleshoot and resolve production issues, ensuring system reliability and performance
• Build and maintain infrastructure including databases, messaging systems, and APIs for high-scale financial workflows

Requirements:

• • 7+ years of professional software engineering experience
• • Strong backend expertise in Java (preferred) or Go
• • Proven experience building and operating scalable, production-grade distributed systems
• • Deep experience in at least one domain: payments processing, API platforms, or blockchain systems
• • Strong understanding of RESTful API design and distributed system architecture
• • Experience with cloud platforms (AWS, GCP, Azure) and container orchestration (Kubernetes, ECS/EKS)
• • Strong experience with SQL databases and schema design
• • Demonstrated technical leadership, including leading teams (4+ engineers) on architecture and system design
• • High standards for code quality, testing, and system reliability
• • Experience with Web3, blockchain systems, or smart contract logic
• • Experience working on financial infrastructure or regulated systems
• • Familiarity with event-driven architectures and messaging systems
• • Experience building developer platforms or public APIs