Sr. Lead Engineer (Full Stack Developer)

Seoul, South Korea

Responsibilities

• Own end-to-end system delivery, from architecture and data modeling through to production deployment, scaling, and long-term operation
• Define and evolve the core platform architecture, ensuring scalability, performance, and maintainability across a distributed AI system
• Refactor and reshape critical parts of the stack where needed to meet production-grade standards and scale requirements

• Set and enforce engineering standards, leading code reviews and driving technical excellence across the team
• Lead AI inference optimization and latency reduction efforts, ensuring high-performance, real-time user experiences across AI-driven services

Qualifications

• 7+ years of software engineering experience, with full lifecycle ownership (architecture, development, deployment, production operations)
• Strong proficiency in Python (Flask, FastAPI, or Litestar) and backend development
• Experience with cloud platforms (AWS, GCP, or Azure), Docker, and production system deployment
• Strong understanding of distributed systems, client-server architecture, and real-time protocols (WebSockets and/or SSE), including complex integrations across Web, Unity, and AI modules
• Experience with databases and data modeling (PostgreSQL, MySQL, MongoDB, Redis, Memcached), including scalable schema design
• Exposure to frontend technologies (React, or Svelte, or WebAssembly)

Nice to have

• Experience with AI service integration and inference optimization, focusing on latency reduction and performance in production environments
• Strong communication skills with ability to lead technical discussions and align engineering decisions across teams

All your information will be kept confidential according to EEO guidelines.