Sr Full stack Developer - Java, Spring Boot
markham, on, Canada • Posted June 05, 2026
Job Type:
Full-time
Location:
markham, on
Posted:
June 05, 2026
Category:
IT & Technology
Application Deadline:
July 15, 2026
Role Description
What you’ll do
- Build scalable, high‑performance RESTful APIs using Java17/21 and Spring Boot3.x.
- Architect and implement microservices with Spring Cloud (Gateway, Config, Discovery).
- Implement security with Spring Security6.x (OAuth2, JWT, RBAC), including structured logging and robust error handling.
- Design and optimize schemas; tune queries with Spring Data JPA/Hibernate6.x for PostgreSQL/MySQL.
- Apply caching (Redis/Caffeine) where needed.
- Write unit/integration tests (JUnit5, Mockito, Testcontainers) and ensure performance/availability (health checks, DR).
- Drive technical governance, code quality, and adherence to architecture standards; lead root‑cause analysis for production incidents.
- Develop responsive UIs with Angular17+ or React, TypeScript5.x, HTML5, SCSS, and Material UI.
- Integrate backend APIs; handle async workflows with RxJS and adopt state management (NgRx or Signals).
- En...
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