Note: The job is a remote job and is open to candidates in USA. Recruiting from Scratch is recruiting for an unnamed global fintech company building infrastructure for payments and blockchain-based financial services. The Senior Software Engineer will build and maintain backend services, APIs, and systems that support financial transactions across traditional banking and blockchain networks.

Responsibilities

• Design, build, and own scalable backend services and microservices that power financial transactions
• Develop secure, reliable APIs for transferring value across blockchain protocols and traditional banking systems
• Build infrastructure supporting payments, wallets, tokenization, and financial workflows
• Collaborate cross-functionally with product and engineering teams to define and ship new features
• Integrate systems with banks, payment providers, and financial platforms
• Troubleshoot system issues and ensure high availability and performance
• Contribute to system architecture, design standards, and engineering best practices
• Build and maintain data systems, messaging layers, and APIs supporting payment flows

Skills

• 6+ years of professional software engineering experience
• Strong backend development experience in Java (preferred) or similar object-oriented languages
• Experience designing and building scalable, production-grade systems
• Background working with payment systems (e.g., credit cards, bank transfers, financial infrastructure)
• Strong understanding of RESTful API design and distributed systems
• Experience with cloud platforms (AWS, GCP, Azure)
• Experience with SQL databases and schema design
• Proven ability to lead technical design and mentor small teams (2–4 engineers)
• Strong focus on code quality, testing, and maintainability
• Java (preferred)
• Experience with Go or other backend languages
• Exposure to blockchain, Web3, or digital asset systems
• Experience working in fintech or highly regulated environments
• Familiarity with messaging systems and event-driven architectures

Benefits

• Equity
• Fully remote (U.S.-based) with strong West Coast collaboration preference
• Multiple team options across payments, liquidity, developer platform, and blockchain infrastructure
• Collaborative, high-feedback engineering culture
• Opportunity to work on foundational infrastructure powering global financial systems

Company Overview