Senior Software Engineer
CoinflowPayments company
Chicago, United States$140K - $190KSenior
Pantera Capital
Coinbase Ventures
CMT Digital
The Fintech Fund
Jump Capital
Reciprocal Ventures
Software Engineering
About the role
TL;DR
Design and implement core payment infrastructure for global transactions.
- •We're looking for a Senior Software Engineer to help build the core infrastructure powering global payments.
- •Key Responsibilities Design and implement payment processing systems that handle high throughput and strict reliability requirements Build APIs and SDKs that merchants use to integrate Coinflow into their platforms Develop fraud detection and risk management features using real-time data analysis Architect systems for performance, reliability, and observability at scale Collaborate with Product and Design to translate requirements into elegant technical solutions Requirements 5+ years of professional software engineering experience Strong proficiency in TypeScript and Node.js; experience with React is a plus Deep understanding of REST API design, relational and document databases (especially MongoDB), and distributed systems concepts Experience building systems that handle high transaction volumes or strict correctness requirements
Required skills
TypeScriptNode.jsREST APIMongoDB
Nice-to-have skills
ReactAWSCI/CDKubernetes
Domain expertise
fintech
Benefits & perks
equity, health insurance, flexible time off
Tech stack
TypeScriptNode.jsReactMongoDBAWSCI/CDKubernetes