Senior Full-stack Engineer (VueJS/Java/.NET)

Job description

POSITION PURPOSE

Design, development, and ongoing maintenance of web-based applications supporting core insurance business operations such as policy administration, claims processing, and customer-facing digital services.

Operating across both frontend and backend layers, contributing to a microservices-oriented architecture using Java and .NET, translating complex business requirements into reliable, performant, and scalable software within a heavily regulated financial services environment.

Proactively identifying risks, proposing improvements to system design, and contributing to architectural decisions within the team.

Actively participate in code reviews, championing engineering best practices, and provide day-to-day mentoring to junior members.

PRINCIPAL ACCOUNTABILITIES

• Develop and maintain responsive, component-driven UIs using Vue.js, ensuring consistency with UX standards and design systems.
• Build and maintain RESTful APIs and business logic using Java/IBM AppConnect/.Net, supporting core insurance workflows such as policy management, claims processing, and customer data handling. Ensure proper validation, error handling, and security compliance aligned with financial services regulations.
• Manage containerised deployments using Docker, contributing to CI/CD pipelines and environment configuration.
• Write unit and integration tests, participate in code reviews, and uphold engineering standards within the team.
• Contribute to technical documentation and knowledge sharing across squads.

Your skills and experience

I. Experience Requirements

1. Must Have

• 3–5 years of hands-on experience in full-stack development. 
• Proficiency in Vue.js — components, Vuex/Pinia, Vue Router, and composables. 
• Solid working knowledge of Java (Spring Boot), understanding of RESTful API design principles — versioning, error contracts, and documentation (Swagger/OpenAPI).
• Familiarity with .NET Core middleware patterns and hosted services
• Understanding of microservices architecture -  service boundaries, API contracts, and distributed system patterns. Practical experience with Docker and containerised application deployment.
• Familiarity with relational databases (PostgreSQL, IBM DB2, MS SQL Server…) and writing efficient SQL. 
• Experience with Git-based workflows and collaborative development practices.
• Experience writing unit and integration tests (JUnit, Mockito for backend; Vitest or Jest for frontend). Familiarity with test coverage standards and quality gates in a CI pipeline.
• Awareness of secure coding practices relevant to financial data handling (input validation, encryption at rest/transit).

2. Nice to have

• Exposure to IBM App Connect Enterprise (ACE) or similar integration middleware. 
• Experience in insurance, banking, or other regulated financial services environments. 
• Knowledge of message brokers (Kafka, RabbitMQ) for event-driven communication. 
• Familiarity with CI/CD tools (GitLab CI, Jenkins, or similar).

II. Personality Requirements

• Innovation & Problem Solving: Proactive mindset to tackle complex use-case challenges, drive continuous improvement, and stay current with emerging technologies and industry trends.
• Collaboration & Communication: Strong interpersonal skills to work effectively across cross-functional teams, stakeholders, and Agile/Scrum ceremonies — including sprint planning, retrospectives, and iterative delivery.
• Organization & Flexibility: Ability to manage multiple priorities in a fast-paced environment while maintaining compliance and delivery standards.
• Leadership & Influence: Ability to support project direction, inspire technical excellence, and guide junior team members toward best practices.

III. Additional Skills and Attributes

• Attention to Detail: Keen eye for quality across code, documentation, and delivered features to ensure high standards and user satisfaction.
• Customer Focus: Strong understanding of end-user needs, translating them into practical and intuitive software solutions.
• Project Ownership: Basic project management capability to independently handle small-to-medium scopes — tracking progress, managing risks, and communicating status effectively.

Why you'll love working here

• Salary for 13th month, Bonus & Special Bonus
• Full of social welfare under Vietnamese Labor Law (Insurance, annual leave, ...)
• Healthcare for yourself & Your Family
• Annual travel and team building activities
• 15-16 annual leave days
• Company will buy Life Insurance Contract for yourself after 1 year working
• Training: Trained in soft and technical skills
• International, challenging, and friendly working environment