About this role
Node.js Developer at Toss. Location: Seoul, Seoul, Korea. Role: designing pipelines, developing integrations, operating batches Requirements: 3+ years backend development experience; design and operate large data pipelines and external integrations; strong Node.js/TypeScript skills; experience with Kafka, MongoDB, cloud and container tooling; LLM application experience preferred. Category: Software Development Seniority: Mid Level Tools: TypeScript, Node.js, Nest.js, NestJS, MongoDB, Redis, Kafka, S3, AWS, Docker, Kubernetes, GitHub Actions, GitHub, Electron, Puppeteer Commitment: Full Time Workplace: Onsite Languages: Korean