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Synodus

NodeJS Sen/Lead

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  • Posted 21 hours ago
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Job Description

Job Description

  • Develop and optimize backend systems using NodeJS (NestJS/ExpressJS).
  • Design and implement RESTful APIs/GraphQL APIs.
  • Participate in building systems based on Microservices/Distributed System architecture.
  • Optimize system, database, and API performance for large-scale projects with high user traffic and large data volumes.
  • Work with PostgreSQL, MySQL, MongoDB, and cache/queue systems.
  • Collaborate closely with Frontend, QA, BA, and Product teams throughout the development process.
  • For Lead level: Review code, propose technical solutions, and support team members, participate in technical ownership, mentoring, and technical direction for the team.

What are we looking for

  • Minimum 5 years of experience in Backend development with NodeJS.
  • Strong proficiency in JavaScript/TypeScript, NestJS, or ExpressJS.
  • Experience with Microservices, RESTful APIs, and system integration.
  • Experience working with high traffic/high concurrency systems is a strong advantage.
  • Preferred candidates with experience in large-scale systems (100k+ users, large-scale databases).
  • Experience in performance optimization, scalability, and database query optimization
  • Strong experience with PostgreSQL/MySQL/MongoDB.
  • Knowledge of Redis, RabbitMQ/Kafka, Docker, and CI/CD is a plus
  • For Lead level: minimum 2 years of experience in team leading or technical ownership.

Benefits and perks

  • Attractive salary and package
  • Working time: 8:00-17:30 (off 1.5h from 12:00 – 13:30 for lunch) from Monday to Friday
  • Flat structure
  • Self-management is appreciated
  • Friendly, innovative, and supportive environment
  • Psychological safety; Your ideas are always welcomed
  • Free dress code – Your choice to be confident and comfortable
  • 13th month salary, annual heath-check, insurance under Vietnamese Labor Law, monthly teambuilding
  • Additional health insurance package.

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About Company

Job ID: 147384979