Engineer developing payment systems to transform legacy infrastructures using blockchain technology. Collaborating across teams to ensure reliable and compliant payment solutions.
Responsibilities
Design and build payment processing, settlement, and reconciliation systems that operate at scale across acquired businesses
Conduct technical due diligence on acquisition targets—evaluate their existing payment stacks, infrastructure dependencies, and integration requirements
Build full-stack tools and dashboards for internal operations, portfolio monitoring, and deal analysis
Own integrations with core banking systems (Fiserv, Jack Henry, FIS) and modern payment rails (FedNow, SWIFT, stablecoin networks)
Develop proof-of-concepts that demonstrate how blockchain infrastructure can replace legacy correspondent banking
Write and review technical designs and production code; own system reliability, observability, and incident response
Collaborate across product, operations, legal, and business teams to ensure technical solutions meet regulatory and commercial requirements
Contribute technical insights to investment decisions and inform our technology roadmap
Requirements
4+ years of software engineering experience, with at least 2 years building payments, billing, or financial infrastructure systems
Fintech experience: You've worked at a modern fintech company that balances new technology with legacy banking system integration
Strong proficiency in full-stack development - comfortable building APIs, databases, and user interfaces
Experience with payment system design, including understanding of settlement, reconciliation, and regulatory requirements
Ability to quickly understand and work with unfamiliar legacy systems and evaluate third-party infrastructure
Experience setting and maintaining engineering best practices: testing, code review, CI/CD, and incident management
Excellent communication skills - able to engage with business stakeholders and articulate technical trade-offs clearly.
Benefits
Competitive compensation package, including base salary and discretionary bonuses
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