Senior Fullstack Engineer (Java, Angular)

About the role

WellDev is seeking a Senior Fullstack Engineer to design and deliver end‑to‑end features across both backend and frontend. You will work with Java‑based services and an Angular UI, collaborating with product, design and engineering teams to build scalable, high‑performance applications.

Key responsibilities

• Design, develop, and maintain end‑to‑end features using Java (Spring Boot or Quarkus) and Angular.
• Build responsive, user‑friendly interfaces and integrate them with scalable backend services.
• Design and implement RESTful APIs and ensure seamless communication between frontend and backend.
• Contribute to architectural decisions and design microservices‑based solutions.
• Optimize performance of frontend rendering, API response times, and database queries.
• Implement security best practices such as XSS prevention and secure authentication/authorization.
• Collaborate with product managers, designers, and engineers to deliver high‑quality solutions.
• Mentor junior engineers, conduct code reviews, and enforce coding standards.
• Write clean, testable code and implement unit, integration, and end‑to‑end tests.
• Support CI/CD pipelines and modern deployment practices.
• Document development processes, technical decisions, and system architecture.

Required profile

• 5+ years of professional software development experience.
• Strong experience with Java (Spring Boot or Quarkus) and modern Angular.
• Proficiency in building RESTful APIs and working with microservices architecture.
• Solid knowledge of relational databases such as PostgreSQL, MSSQL, or Oracle.
• Excellent problem‑solving skills and attention to detail.
• Good written and verbal communication in English and French.

Required skills

• Java
• Spring Boot
• Quarkus
• Angular
• TypeScript
• JavaScript
• HTML
• CSS
• RESTful APIs
• Microservices architecture
• PostgreSQL
• MSSQL
• Oracle
• Git
• Object‑Oriented Design (OOD)
• Kafka (nice‑to‑have)
• RabbitMQ (nice‑to‑have)
• Hibernate / Panache (nice‑to‑have)
• Liquibase / Flyway (nice‑to‑have)
• NgRx / Signals (nice‑to‑have)
• RxJS
• CI/CD pipelines
• Unit, integration, and end‑to‑end testing