Senior Full Stack Engineer (JavaScript/Python)
Office in China: Shenzhen
JavaScript (Fullstack)& 4 others
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Find me a jobWe are seeking a Senior Full Stack Engineer to build scalable web applications end to end. You’ll design Front-end experiences in JavaScript and TypeScript, deliver Python APIs and services, and improve quality, security and performance in cloud-native environments. You’ll also mentor engineers and partner closely with Product, QA and DevOps.
Responsibilities
- Design and deliver full stack features across Front-end, API and data layers
- Make architecture decisions for UI patterns, state management, API design and deployment
- Build and maintain Python services including REST and GraphQL endpoints plus background processing
- Develop accessible, high-performance user experiences with maintainable UI architecture
- Raise engineering standards through reviews, refactoring, documentation and pragmatic patterns
- Define and maintain testing strategy across unit, integration and end-to-end automation in CI/CD
- Apply secure-by-design practices across authentication, authorization, secrets and dependency hygiene
- Mentor engineers, support delivery rituals and improve production readiness through monitoring and incident support
Requirements
- JavaScript and TypeScript hands-on experience delivering production web applications
- Front-end frameworks experience with React, Angular, or Vue plus SPA patterns and state management
- Python frameworks experience with FastAPI, Flask, or Django plus API design and error handling
- Web fundamentals knowledge including HTTP, caching, browser behavior, security headers and profiling
- Testing capability with modern toolchains such as Jest or Vitest plus Cypress, Playwright, or similar
- Data stores experience with SQL databases such as PostgreSQL or MySQL and data modeling basics
- CI/CD experience using GitHub Actions, GitLab CI, Jenkins, or similar with quality gates and promotions
- Cloud delivery working knowledge of Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP) plus Docker and observability practices
