Senior Java Developer

About us Originating from Vietnam, VinFast is committed to the vision of becoming a global smart EV brand. VinFast has laid the foundation for the electric car and motorbike industry in Vietnam while passionately promoting the worldwide EV revolution. With its Customer-First philosophy, VinFast relentlessly innovates and converges intellectual fundamentals in creating best-in-class products with the most affordable prices and outstanding after-sales services. In addition, VinFast provides everybody with the opportunity to use smart EVs while contributing to the creation of a smart, green, and sustainable future Responsibilities: Build and maintain high-performance backend services using Java and Spring Boot Map and document current AS-IS architecture Identify pain points, bottlenecks and critical dependencies Design TO-BE architecture that is scalable, event-driven, secure and resilient Produce detailed sequence, dataflow and diagrams for every business domain Recommend service refactoring, merging or retirement based on scalability, maintainability and alignment to business domains Collaborate with cross-functional teams (Frontend, DevOps, Vehicle) to deliver scalable solutions Requirements - Bachelor’s degree or higher in Computer Science, Software Engineering or related fields - Deep expertise in Java & Spring Boot (including Spring Security and Spring Cloud/Microservices). - Proven experience in REST API design, versioning strategies, and documentation. - Deep understanding of microservices, domain-driven design, event-driven architecture - Hands-on experience with messaging protocols/tools (Kafka, MQTT) and Identity/Access Management architecture (OAuth2, OIDC). - Proven ability to translate complex business requirements into clear technical blueprints using Sequence, Data Flow, and Component diagrams - Advanced SQL knowledge (PostgreSQL/MySQL), including schema normalization, indexing, and query optimization. - Experience with enterprise integrations, including CRM, SAP, and third-party Payment Gateways - Strong analytical and problem-solving skills, attention to detail, and ability to simplify complex technical topics for both technical and non-technical stakeholders - Cloud Infrastructure (AWS): Proficiency in core AWS services Compute/Orchestration: EC2, Lambda, EKS/ECS. Data/Messaging: S3, DynamoDB, RDS, Kinesis, API Gateway. Connectivity: IoT Core, VPC - Nice to have: Knowledge of DevOps pipelines, CI/CD, containerization Knowledge of IoT platforms, connected vehicle systems Experience in EV, automotive or mobility platforms (Tesla, BYD, ...) Benefits Competitive salary Premium healthcare package, including PVI insurance & annual health check-up 13th-month salary & performance bonuses to reward your contributions Enjoy preferential pricing for services within the Vingroup ecosystem including Vinmec, Vinpearl, and Vinschool... Opportunity to collaborate with and learn from industry-leading professionals in the automotive domain. Work Location: Technopark Tower, Vinhomes Ocean Park, Gia Lam, Hanoi With respect to all your personal data shared to VinFast in the application and the entire recruitment process of VinFast, by clicking “Apply”, submitting your resumé/CV and/or participating in VinFast's recruitment process, you agree that you have read VinFast's Personal Data Protection Policy ("Policy") posted at https://vinfastauto.com/vn_vi/dieu-khoan-phap-ly or https://vinfast.vn/privacy-policy/, you agree to the Policy and consent for VinFast to process your personal data in accordance with the Policy and the applicable regulations on personal data protection. To all recruitment agencies: VinFast does not accept agency resumes. Please do not forward resumes to our careers alias or other VinFast employees. VinFast is not responsible for any fees related to unsolicited resumes.