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Backend Developer (Remote).

Remote

MÔ TẢ CÔNG VIỆC

    - Build and maintain enterprise-grade Node.js services and GraphQL APIs.
    - Design and develop data transformation & ETL pipelines, metrics processing, and time-series data services.
    - Integrate with IT management & monitoring tools (ServiceNow, Datadog, SCOM, cloud cost APIs).
    - Design efficient PostgreSQL / TimescaleDB schemas and caching with Redis.
    - Ensure performance, security, and scalability in multi-tenant environments.
    - Work with AI-assisted tooling and build MCP servers for AI integrations.
    - Collaborate with frontend, DevOps, and client stakeholders.

QUYỀN LỢI

    - Competitive and negotiable offer.
    - Connection bonus: 1~10 million bonus for anyone who introduces friends and acquaintances to the company.
    - Working with large and advanced systems, have the opportunity to develop comprehensive technical skills with complex problems, requiring high accuracy.
    - Become one of the influential KeyPerson in the project, high chance to become Leader, Project Manager.
    - Participating in personnel engagement activities: Weekend Online Game prizes (Half-Life, AOE, Dota2, LOL, Pubg...), Team Building by week, by month, by project.
    - Opportunity for advancement based on ability with corresponding increase in rank and salary increase.
    - Opportunity to implement ambitious projects in many countries, exposure to the latest technologies and learn from good colleagues.
    - Participate in skills training courses: AWS, Microservices, foreign languages ​​(English, Japanese)...

YÊU CẦU

    Must Have:
    - Node.js & TypeScript (async patterns, performance optimization)
    - GraphQL (schema design, resolvers, Apollo Server / Nexus)
    - REST API design and third-party API integrations
    - PostgreSQL (schema design, indexing, query optimization)
    - Time-series data (TimescaleDB or similar)
    - Redis (caching, pub/sub)
    - Authentication (JWT, OAuth2, Auth0)
    - Data pipelines / ETL and background jobs
    - Testing (Jest, integration & API testing)
    - Experience with AI/LLM integrations and MCP (Model Context Protocol)
    - Good English communication (client-facing)
    Nice to Have:
    - Message queues (Kafka, RabbitMQ)
    - Docker & Kubernetes
    - Advanced TimescaleDB features
    - GraphQL code generation
    - Monitoring/APM (Datadog, Prometheus)
    - ITSM / infrastructure tools (ServiceNow, SCOM)
    - Rust for performance-critical components