remote
Full-Stack JavaScript Engineer Remote - LATAM or Europe - POS+
Software Engineer
Senior Full‑Stack JavaScript Engineer building mission‑critical payment infrastructure with Node.js, React, TypeScript, PostgreSQL/MongoDB, and AWS, ensuring zero‑downtime, low‑latency, and offline‑first capabilities.
About the role
Key Responsibilities
- Design, develop, and maintain scalable web services and front‑end components using Node.js, React, and TypeScript.
- Implement data models and queries in PostgreSQL and MongoDB, ensuring consistency and performance.
- Deploy and manage applications on AWS, leveraging services such as ECS, Lambda, RDS, and S3 for high availability.
- Collaborate with cross‑functional teams to define requirements, review code, and conduct unit/integration testing.
- Optimize application performance, troubleshoot production issues, and enforce best practices for security and reliability.
Requirements
- 5+ years of professional experience in full‑stack JavaScript development.
- Proficiency with Node.js, React, TypeScript, and relational/mongo databases.
- Hands‑on experience deploying and scaling applications on AWS.
- Strong understanding of RESTful APIs, WebSockets, and real‑time data handling.
- Excellent problem‑solving skills and a commitment to clean, maintainable code.
Skills
nodejsreacttypescriptpostgresqlmongodbaws