Senior Java Developer

About Us At CJ OliveNetworks Vina, we drive digital transformation and innovation of space and daily life with our experience and know-how in successfully providing end-to-end IT service based on life and culture. Our mission is contributing to the growth and happiness of our employees and global community by creating customer values through ONLYONE digital experience. Job Description As a Java developer, you will be responsible for modernizing legacy systems, implementing new features for our SCM projects, converting .NET systems to Java (with support from the .Net team), delivering new functionalities, and ensuring system stability through automation and maintenance.Your role & responsibilitiesAs a Senior Java Developer, you will be responsible for modernizing legacy systems, implementing new features for our SCM projects, converting .NET systems to Java (with support from the .Net team), delivering new functionalities, and ensuring system stability through automation and maintenance. You will have an advantage if you have experience with systems such as: Warehouse Management System (WMS). Order Management System (OMS). Transportation Management System (TMS). Freight Management System (FMS). Customer Management System (CMS).   System Modernization: Convert legacy systems from .NET to Java; upgrade existing features and create new functionalities using data-driven insights. Feature Development: Develop new features based on requirements from Singapore clients.  Full Development Lifecycle: Participate in planning meetings, development phases, and deliver scalable, high-quality solutions.  Automation & Maintenance: Automate maintenance tasks using development tools and ensure system stability. Your skills & qualifications Java Development: Over 5 years of experience in designing and implementing Java-based solutions using Spring Boot to build Restful applications.  Enterprise Project Experience: Hands-on experience with technologies such as Java, JSP, Spring Boot, Spring Framework, Spring MVC, JQuery, React.js, Jenkins, MyBatis, and Git.  Database Management: Proficient in databases such as MSSQL Server, MySQL, DB2, Oracle SQL, MongoDB, including query writing, stored procedures, functions, index management, and performance optimization.  Familiarity with debugging and performance tuning, along with a solid understanding of deploying, maintaining, and monitoring complex Java Web applications.  Strong object-oriented analysis and design skills, understanding of design patterns and concepts.  Ability to maintain, troubleshoot, fix issues, and update OSS security patches.  Experience with open-source solutions and applying new technology skills to existing systems. Core Competencies  Communication, problem-solving, and time management skills.  Ability to work effectively in teams and independently across multiple projects. Benefits for you1. Salary and Benefit Attractive salary and benefits. Competitive Basic Salary; 13th Salary; Lunch, Gasoline and Telephone allowance; Incentive Bonus and annual salary review. Premium Healthcare for you, 100% covered by the company. Annual medical checking up to USD 5,000 per year. Full package: Full government social, health and unemployment insurance. Extra bonus per personal event such as wedding, family’s funeral, birthday, newborn baby, etc. Paid leave. 12 days per year and 01 day for Company Foundation day, long service leave. Discount 40% for CJ's brands: CGV Cinema, Tous Les Jours, CJ Food, Meet Master, CJ Market, etc. 2. Working Environment Working time: Monday – Friday. We work 40 hours per week. English working environment: Chance to work onsite abroad and work on challenging GDC projects. Work closely with both Vietnamese and Korean experts. Internal English/ Korean Class: Fully sponsored by the Company after working time. Company trip and team building, football club, dinner party every month. We love playing teamwork games. Free snacks, drinks (tea, coffee, etc.).