Senior Java Backend Developer MySQL, MongoDB

• Design, build, and maintain scalable backend systems using Java 21+ / Spring Boot 3+.
• Implement microservices and APIs with a focus on performance, security, and resilience.
• Optimize queries and data pipelines (MySQL/MongoDB).
• Integrate with messaging systems (Kafka, Redis Pub/Sub) and API gateways (Kong/Traefik).
• Lead code reviews, refactoring, and architecture discussions.
• Collaborate with DevOps to deliver production-grade services on Docker/Docker Swarm/Kubernetes.
• Mentor junior engineers and contribute to best practices.

Requirements:

• Bachelor's degree in Information Technology, Management Information Systems, Computer Science, or a related field.
• 5+ years of experience with Java backend development.
• Strong knowledge of Spring Boot, RESTful APIs, asynchronous processing, and security standards (JWT/OAuth2).
• Experience with RDBMS, query tuning, and caching strategies.
• Hands-on with CI/CD (Jenkins, Git), containerization, and monitoring stacks (Prometheus, Grafana, Loki).
• Familiar with cloud or hybrid deployments.
• Excellent problem-solving and system design skills.

Nice to have:

• Knowledge of financial/trading systems or fintech platforms.
• Familiarity with event-driven architecture and reactive programming.
• Experience with high availability & zero downtime deployments.

• Salary: Negotiated during the interview.
• Full-salary insurance in accordance with Vietnamese labor law.
• 13th-month salary and attractive year-end bonus based on individual performance and company business results.
• 12 annual leave days per year and additional days off following the State Securities Commission calendar.
• Annual health check-up, company trips, and team-bonding internal activities.
• Direct training and mentorship from experienced professionals in the industry.
• 100% sponsorship for professional license exams (brokerage, analysis, fund management), budget for foreign language courses, and other professional development programs.