GEM Corporation
Java Technical Lead
Skills
12 days ago
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Important information
Contract type:
Permanent
Location:
Hanoi, Vietnam
Work mode:
Onsite
Published on:
7 October 2026
What they need
- Design, develop, and maintain scalable backend applications using Java/Spring Boot.
- Participate in system design, technical solutioning, and architecture discussions.
- Develop and integrate RESTful APIs / Microservices with internal and external systems.
- Ensure application performance, scalability, security, and maintainability.
- Perform code reviews and ensure compliance with coding standards and engineering best practices.
- Troubleshoot complex technical issues and provide effective solutions.
- Write unit tests, integration tests, and contribute to improving overall system quality.
- Lead a development team and provide technical guidance to developers.
REQUIRED SKILLS AND EXPERIENCE
- 5+ years of professional experience in software development with Java.
- Strong hands-on experience with Java 8/11/17+, Spring Boot / Spring Framework, and RESTful API development.
- Solid experience in designing and developing microservices-based applications and distributed systems.
- Strong knowledge of SQL and relational databases, such as PostgreSQL, MySQL, Oracle, or equivalent.
- Good understanding of Object-Oriented Programming (OOP), Design Patterns, Clean Code, and SOLID principles.
- Experience developing and maintaining enterprise-scale applications and working with distributed systems.
- Experience with Git and source code management.
- Proven experience in leading technical tasks, mentoring junior/mid-level developers, and providing technical guidance within a development team.
- Strong problem-solving, troubleshooting, and debugging skills, with the ability to analyze and resolve complex technical issues.
- Good understanding of software development best practices, code quality, and maintainable system design.
- Strong English communication skills, with the ability to communicate directly with international clients and team members.
PREFERRED SKILLS: Experience in one or more of the following areas is a strong advantage:
- Banking, FinTech, Payment, Digital Wallet, Lending, or Financial Services.
- Development of high-volume, high-availability transaction systems.
- Event-driven architecture and messaging systems such as Kafka, RabbitMQ, or equivalent.
- Redis or other distributed caching technologies.
- Docker / Kubernetes.
- Cloud platforms such as AWS, Azure, or GCP.
- CI/CD tools and practices, such as Jenkins, GitLab CI, or GitHub Actions.
- API Gateway, OAuth2, OpenID Connect (OIDC), JWT, or similar authentication and authorization technologies.
- Application security and secure coding practices.
- Monitoring and observability tools such as ELK, Grafana, Prometheus, or Datadog.
- Experience working with overseas customers or global delivery teams.
BENEFITS
- Probation salary is 100% of official salary.
- 13th-month salary and annual performance review.
- Bonus for special occasions each year (Labor Day, National Day, Solar New Year, Lunar New Year).
- Project bonus.
- Employee’s professional certification and training allowances subject to company regulations.
- Opportunity to participate in internal training programs on AI, foreign languages, and professional development.
- Health Care Insurance.
- Annual Health Assessment.
- Social, health and unemployment insurance following government policy.
- Enjoy company summer trips and other team building activities held monthly and quarterly.
- Professional, creative and dynamic working environment.
- Work five days per week with flexible check-in time.
Mục lương: 30.000.000₫ - 55.000.000₫ một tháng
Địa điểm việc làm: Làm việc trực tiếp
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