Senior Software Engineer (Java), VNGGames

System Development: Responsible for designing, developing, and maintaining a large-scale Payment Platform for VNG's games and services; ensuring high availability, security, and optimal performance. Process Optimization with AI: Utilize AI tools (GitHub Copilot, Cursor, Claude, ChatGPT...) to accelerate coding, code reviews, source code refactoring, unit testing, and automate repetitive tasks. Technical Leadership: Participate in the Code Review process, mentor junior members, and define system architecture. Cross-functional Collaboration: Coordinate closely with teams (Frontend, Product, QC, Operations...) to implement features and ensure a seamless user experience.

Experience: Minimum 5 years of software development experience, including at least 3 years working deeply with Java in a Production environment. Solid Foundation: Deep understanding of data structures, algorithms, operating systems, computer networks, and databases. Java Ecosystem: Proficient in Java Core and Spring Framework (Spring Boot, Spring Cloud, Spring Security). Database & Caching: Experience working with MySQL/PostgreSQL (schema design, query optimization), Redis, and MongoDB. Distributed Systems: Proficient in messaging platforms such as Kafka or RabbitMQ; clear understanding of Microservices and Modular Monolith architectures. Cloud & DevOps: Experience working on Google Cloud Platform (GCP), Docker, Kubernetes, and CI/CD tools. Problem-solving Mindset: Ability to analyze problems under high pressure, actively seeking new technology solutions (especially AI) to improve and evolve systems.

Experience building payment systems, payment gateways, or Fintech solutions. A proactive approach to integrating AI into the software development lifecycle (SDLC).