IT & Software

Full Stack Developer Java

Apptoza Inc.

Toronto · On · Canada

Senior Full Stack Developer Java / Angular - Angular, Java, Spring boot, RestApi, Kafka, SQL, Docket, OpenShift, JWT, OIDC, Devops, AI & ML Models

Toronto, ON - Hybrid (4 Days WFO)

6-12 month

We’re seeking a Senior Full Stack Developer to join a high-performing engineering team building modern, customer-facing web applications and resilient backend services. You will work with all stakeholders to design best-in-class technology solutions. You’ll design, implement, and operate high-scale APIs and front-end applications using Angular and Java, helping shape the future of banking technology.

What You’ll Do

  • Build and maintain client-facing Angular applications and backend services (Java Spring Boot, Node.js) across the full development lifecycle.
  • Design and implement RESTful and GraphQL APIs, microservices, and integrations with messaging platforms such as Kafka.
  • Write high quality, tested code with automated unit, integration and end-to-end tests; champion test automation and CI/CD.
  • Collaborate within an Agile product team (product owners, UX, QA, engineers) to deliver customer-focused solutions.
  • Automate development pipelines and operational runbooks to reduce time-to-market and improve reliability.
  • Ensure performance, scalability and resiliency of services (caching with Redis, load balancing, service discovery, fault tolerance).
  • Apply security best practices (JWT, OAuth2/OIDC, TLS/SSL) and adhere to secure coding standards.
  • Stay current with new technologies and propose pragmatic adoption strategies to solve business problems.
  • Communicate technical decisions clearly to both technical and non-technical stakeholders.

Must-Have Qualifications

  • 8+ years professional software development experience building web applications and backend services.
  • Hands-on experience with Node.js and developing full-stack solutions (MEAN or similar stacks).
  • Proven experience designing and developing RESTful APIs and GraphQL APIs.
  • Experience with message-based systems (Kafka) and in-memory stores (Redis).
  • Solid knowledge of relational databases (Postgres/SQL) and schema design.
  • Experience containerizing and running apps in cloud platforms and PaaS (Docker, OpenShift, Kubernetes preferred).
  • Familiarity with API specifications and tooling (OpenAPI/Swagger); experience troubleshooting and testing APIs.
  • Practical experience with authentication and authorization protocols (OAuth2.0, JWT, OIDC) and certificate management.
  • Demonstrated experience with CI/CD pipelines, automated testing and release management.
  • Hands-on experience using AI models or integrating ML/AI capabilities into applications.
  • Strong communication skills and experience working in Agile teams.

Nice-to-Have

  • End-to-end UI automation testing (e.g., Cypress, Selenium, Playwright).
  • Experience with reactive, event-driven, or message-oriented architectures.
  • UX sensibility and experience collaborating closely with design teams.
  • Familiarity with SaaS monitoring and analytics tools (Dynatrace, Google Analytics, Firebase, LaunchDarkly, WalkMe).

Thanks & regards,

Phone: Ext 4640

Phone: Ext 1105

#J-18808-Ljbffr

Reference: WJ-3875_13087536

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