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Senior Software Engineer Treasury (Fintech)

In short

Senior Software Engineer role at a fintech building scalable money-movement systems for fiat and stablecoins across jurisdictions, channels, and asset types. The job focuses on fund reconciliation, observability, incident response, and long-term reliability using TypeScript, Node.js, NestJS, AWS, and relational databases. Requires at least 6 years of experience owning business-critical backend systems; financial-domain and distributed-systems experience is preferred.

About the Role
You will design, build, and operate scalable money-movement systems across jurisdictions, channels, and asset types. You will develop flows for fiat and stablecoins, reconcile funds, build observability into systems, lead incident response, and improve long-term reliability.
Requirements
•At least 6 years of software engineering experience owning and operating business-critical systems
•Backend systems experience
•Experience building APIs, services, and infrastructure
•Experience with relational databases, including Postgres or MySQL
•Understanding of transactions, data integrity, and performance tradeoffs
•Experience with ORMs such as TypeORM or equivalent
•Experience with TypeScript, Node.js, NestJS, and AWS
•Strong problem-solving, debugging, technical judgment, peer collaboration, and adaptability
•Financial-domain experience is preferred
•Experience with stateless systems, asynchronous workflows, distributed services, and cloud infrastructure is preferred
•Full-stack and high-growth environment experience is preferred
Responsibilities
•Design and operate scalable systems that move and reconcile funds across jurisdictions, channels, and asset types
•Build observability into every layer of the systems
•Lead incident response and drive long-term reliability improvements
•Evolve systems in response to fintech, technology, and compliance trends

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