Senior Software Engineer Fully Remote (US-based)

We are hiring Senior Software Engineers to help build and scale next-generation financial infrastructure powering global digital assets and payments.

In this role, you will design and develop scalable microservices and APIs that enable secure, reliable transfer of value across blockchain networks and traditional banking systems. You will collaborate closely with product and engineering teams to build high-performance systems that support tokenization, payments, and financial integrations at scale. Key Responsibilities

• Design, build, and maintain scalable microservices and distributed systems
• Develop secure, high-performance APIs for financial transactions and asset transfers
• Improve and extend existing infrastructure to support large-scale systems
• Collaborate with cross-functional teams on system design, architecture, and delivery
• Build publicly accessible APIs for developers integrating payment systems
• Integrate systems with banks and financial service providers
• Troubleshoot system issues and ensure high availability and reliability
• Define and maintain coding standards, testing practices, and quality benchmarks
• Contribute to infrastructure design including databases, messaging systems, and APIs

• 6+ years of professional software development experience
• Strong expertise in Java (primary language); Go is a plus
• Experience leading small engineering teams (2-4 engineers)
• Solid experience with RESTful API design and development
• Background working with payment systems (cards, bank transfers, etc.)
• Experience with cloud platforms (AWS, GCP, or Azure)
• Strong knowledge of SQL databases and schema design
• Proven track record of building and deploying scalable, production-grade systems
• Strong focus on code quality, testing, and continuous delivery
• Bachelor's degree in Computer Science or related field (or equivalent experience)

Nice to Have

• Exposure to Web3/blockchain technologies
• Experience with distributed systems in fintech environments

What You'll Work On

• Payment infrastructure and banking integrations
• Developer platforms and APIs
• Blockchain protocols and digital asset systems
• Liquidity, compliance, and financial operations tooling