Position Overview

Calian ITCS is currently seeking a Senior Full Stack Developer to perform the following duties:

Responsibilities

• Design, develop, and maintain backend services using Spring Boot.
• Implement and optimize data persistence layers using Spring Data JPA and Hibernate.
• Manage database versioning and migrations using Flyway or similar tools.
• Ensure transactional integrity and performance optimization through expertise in transaction management in Spring.
• Write and maintain unit tests for backend code, ensuring high test coverage and robust code quality.
• Work with pub/sub messaging systems like Kafka, ensuring scalability and reliability in event-driven architectures.
• Integrate and manage caching solutions such as Redis to optimize performance.
• Design and implement modern, responsive web applications using Angular (SPA).
• Collaborate closely with UI/UX designers to create an intuitive and seamless user experience.
• Build and maintain RESTful APIs for front-end and back-end communication.
• Ensure optimal performance and scalability of the front end, with a focus on modularity and code reuse.
• Deploy and manage applications on Kubernetes (K8s) and OpenShift.
• Integrate backend and frontend systems with CI/CD pipelines for continuous integration, testing, and deployment.
• Participate in DevOps practices, ensuring smooth and automated deployments using tools like Tektone, ArgoCD, GitLab CI, or equivalent.
• Write unit and integration tests for both frontend and backend components.
• Conduct automated REST API testing using tools like Playwright or similar frameworks.
• Collaborate with QA teams to ensure end-to-end testing of the application.

Qualifications

• Clearance: Eligibility for GoC Clearance (mandatory)
• Language: English
• 3+ years of professional Java development experience, particularly in building microservices with Spring Boot.
• Strong experience with Spring Data JPA, Hibernate, and transaction management in distributed systems.
• Hands-on experience with Flyway or other database migration tools.
• Experience with Kafka (preferably) or other pub/sub messaging systems.
• Familiarity with caching solutions like Redis, and experience with database technologies such as SQL Server or PostgreSQL.
• 2+ years of experience developing modern web applications with Angular.
• Strong understanding of HTML5, CSS3, TypeScript, and JavaScript.
• Experience with state management frameworks like NgRx is a plus.
• Proficiency in consuming and integrating RESTful APIs in Angular applications.
• Experience deploying and managing applications in Kubernetes (K8s) and OpenShift environments.
• Strong experience with CI/CD pipelines and tools like Tekton, ArgoCD, GitLab CI, or similar.
• Knowledge of containerization technologies like Docker and orchestration in Kubernetes.
• Strong expertise in unit testing (JUnit, Mockito) for backend code and Karma/Jasmine for frontend testing.
• Experience with REST API testing frameworks like Playwright, Postman, or similar.

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