Jr./Sr. Software Developer

1 week ago


Ho Chi Minh City, Ho Chi Minh, Vietnam H3Tech Inc. Full time ₫2,500,000 - ₫7,500,000 per year
Top 3 reasons to join us
  • Remote-first, flexible hours and monthly stipends
  • 100% gross salary & Full SHUI coverage from Day 1
  • Private healthcare for you and your loved one(s)
Job description
  • Develop and maintain backend services using NestJS, , and Sequelize, contributing to secure and reliable APIs.
  • Build responsive front-end components using Angular, collaborating with UI/UX and products to deliver a seamless experience.
  • Work with relational databases: support schema updates, write efficient queries, and maintain data consistency.
  • Participate in code reviews, ensuring code quality, readability, performance, and adherence to standards while learning from senior engineers.
  • Collaborate in Agile workflows—daily stand-ups, sprint planning, retrospectives—for timely delivery and continuous improvement.
  • Write and maintain unit and integration tests for reliability and fast feedback.
  • Debug & troubleshoot across the stack using logs, metrics, traces, and profilers; create minimal repros and clear runbooks.
  • Optimize performance across the stack through effective caching and batching, efficient data-access/query strategies, and client-side rendering optimizations.
  • Design maintainable solutions using SOLID, dependency injection, and appropriate design patterns; document decisions concisely (ADRs/RFCs).
Your skills and experience

Core Tech Stack

  • English: High-level communication skill, especially speaking.
  • Programming Languages & Scripting: JavaScript, TypeScript — Comfortable across frontend and backend.
  • Frameworks & Libraries:
  • NestJS, — Hands-on experience building backend services and REST APIs
  • Sequelize — Familiar with ORM-based database operations
  • Angular — Exposure to component-based frontend development (RxJS preferred)
  • Databases: Knowledge of relational structure, schema design & migrations, indexing, isolation levels, writing queries, and basic optimization.
  • Tools & DevOps: Git, GitHub, Docker, CI/CD (GitHub Actions/Cloud Build), OpenAPI/Swagger.
  • Testing & Quality: Jest, Supertest, Cypress/Playwright, ESLint, Prettier; understanding of the test pyramid.
  • Other Relevant Skills
  • Understanding RESTful APIs and backend/frontend integration.
  • Eagerness to learn security basics (OWASP Top 10, JWT/OAuth2), testing, and scalable code practices.
  • Ability to use AI pair-programming tools (e.g., GitHub Copilot) to draft code/tests/docs responsibly - verify outputs and avoid sharing secrets/PII.
  • Awareness of cloud deployment concepts and interest in learning cloud services (AWS/GCP/Azure).
  • Familiarity with caching (Redis) and messaging/queues (RabbitMQ/Kafka).

Soft Skills

Bring relentless curiosity, a passion for new technology, and the courage to own your outcomes. We hire technical excellence and the ability to elevate others. We look for strength in six core areas:

  • Communication: ability to communicate in a remote-first environment with clarity and minimum follow-ups.
  • Collaboration: seamless teamwork with colleagues and stakeholders of varied locations, schedules, and backgrounds to keep projects moving forward.
  • Self-Management: respectful self-management and planning that advances personal tasks while avoiding bottlenecks for others.
  • Ownership-Driven Decision Making: accountable decision-making that invites input, commits to a course, and owns the outcomes and lessons learned.
  • Empathy & Care for People: a positive-intent mindset that offers constructive feedback, supports teammates, and fosters shared growth.
  • Outcome-Driven Customer Focus: curiosity to uncover real needs, translate them into business value, and deliver results that exceed customer expectations.
Why you'll love working here
  • 100% gross salary from day one, even during your probationary period.
  • Remote-first, flexible hours and monthly internet and computer stipends.
  • 15 days annual leave, plus public holidays.
  • Full Social Insurance coverage based on your gross salary from Day 1
  • Premium private healthcare for you and your loved one(s) after probation period.
  • Annual 13th-month bonus, plus performance-based rewards aligned with Annual Performance Review.
  • Offline team bonding, annual company trip and a year-end celebration.


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