Back End Developer (Java)

About LG CNS Vietnam Build Center

LG CNS is a global IT solutions company specializing in digital transformation, cloud computing, AI, and smart solutions. As part of our expansion in Vietnam, we are looking for talented Java Back-End Developers to join our Build Center in Hanoi. This is an exciting opportunity to work on cutting-edge global projects, leveraging advanced technologies to develop enterprise-grade applications.

Responsibilities

• Design, develop, and maintain scalable and high-performance backend systems using Java (Spring Boot, Spring Cloud).
• Develop and optimize RESTful APIs and microservices architecture.
• Implement security and data protection best practices.
• Work with relational (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis) databases.
• Optimize application performance, ensuring reliability and scalability.
• Collaborate with frontend developers, DevOps engineers, and product managers to deliver high-quality software solutions.
• Write clean, efficient, and well-documented code following best practices.
• Conduct unit and integration testing to ensure software quality.
• Participate in Agile development, including sprint planning, stand-up meetings, and retrospectives.

• Have at least 3 years of experience in JAVA (Highly preferred)
• Have experience developing web applications
• Have Java programming experience
• Developed based on Spring, Spring Boot F/W, Spring MVC...
• API Development (REST API)
• RDBMS (MySQL, PostgreSQL, Oracle) & SQL, PL/SQL
• Have knowledge Python language
• Git, Jira, Confluence
• Understand and apply CI/CD
• Good at communicate in English at an average level (TOEIC 550 or higher)
• Be proactive and responsible at work.

[Nice-to-have]

• Experience working in Kubernetes and Cloud environments (AWS, GCP)
• Experience in SQL optimization

• Attractive salary and bonus will be discussed after going through CV & Interview
• Review capacity annually and adjust salary increases according to work performance.
• Health care: Premium health insurance, Annual health check-up
• Young working environment
• Good career development opportunities with interesting and challenging projects.
• English, Korean, technical, soft skills training courses.
• Opportunity to learn special courses from LG CNS, new technology and security.
• Gifts on holidays (April 30th - May 1st, September 2nd, Tet, etc.)
• Outdoor activities with company support: sports clubs, team building, happy hour parties, birthdays, travel, employee and family events, etc.
• Working hours: 8 hours from Monday - Friday (8 hours/day)