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Senior Full Stack Java Engineer (TypeScript)

Hybrid in Vietnam: Hanoi, Vietnam: Ho Chi Minh City
Java& 4 others
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We are seeking a Senior Full Stack Java Engineer to build cloud-native products that scale. You will design Java 21 microservices, deliver TypeScript-based user experiences, and strengthen reliability through CI/CD, observability, and secure APIs. Join a team that values clean engineering and practical problem-solving.

Responsibilities
  • Design full stack solutions from requirements through delivery
  • Build and maintain Java 21 services using Spring Boot and microservices patterns
  • Develop Front-end features using TypeScript and modern web frameworks
  • Integrate with PostgreSQL, Redis, messaging platforms, and external services
  • Improve security and API design using OAuth2 and JSON Web Token (JWT)
  • Drive code quality through reviews, refactoring, and mentoring
  • Troubleshoot production issues, complete root cause analysis, and prevent recurrence
  • Contribute to Agile delivery through planning, estimation, reviews, and retrospectives
Requirements
  • Proven experience building Back-end services with Java, Spring Boot, Spring Security, REST APIs, and microservices
  • Hands-on experience delivering Front-end applications with TypeScript and a modern framework
  • Experience designing data access and performance tuning with PostgreSQL and Redis
  • Knowledge of secure authentication and authorization using OAuth2 and JSON Web Token (JWT)
  • Hands-on experience with Docker, Kubernetes and GitOps delivery using Argo CD
  • Proficiency with build, version control and delivery workflows using Gradle, Git and continuous integration and continuous delivery (CI/CD)
  • Strong background in observability including Datadog, Prometheus and structured logging with Logback
  • Clear communication in English with confidence working in cross-functional teams