CGI - Java/J2EE Expert - Design & Architecture

About the Role :

We are looking for a highly skilled Java Architect who combines strong architecture and design capabilities with a hands-on approach to coding. The ideal candidate is deeply experienced in Java / Jakarta EE, Domain-Driven Design (DDD), and Cloud-Native Systems, with the ability to design and implement scalable, high-performing, and maintainable enterprise solutions.

This role requires a strategic thinker who can define architectural blueprints while remaining deeply involved in the technical implementation - mentoring teams, driving best practices, and solving complex engineering challenges.

Key Responsibilities :

- Design, architect, and implement enterprise-grade applications using Java SE (1121) and Jakarta EE frameworks.

- Develop and review detailed architecture and design documents aligning with best practices in scalability, maintainability, and performance.

- Apply Domain-Driven Design (DDD) principles to model complex business domains effectively.

- Build microservices-based, event-driven, and cloud-native architectures leveraging AWS, Azure, or GCP.

- Ensure system reliability and resilience in distributed system environments.

- Lead and mentor development teams on design patterns, coding standards, and modern software practices.

- Collaborate with product owners, business stakeholders, and cross-functional teams to translate business needs into robust technical solutions.

- Evaluate and integrate emerging technologies to improve system performance and scalability.

- Participate in code reviews and maintain high standards of code quality and technical excellence.

Required Skills & Qualifications :

- 6+ years of professional experience in Java and Jakarta EE development.

- Strong command of Java SE (1121) and Jakarta EE technologies including : JPA, CDI, EJB, JAX-RS, and Jakarta EE containers (e.g., WebSphere Liberty, Payara, WildFly).

- Proven expertise in microservices architecture, domain-driven design (DDD), and distributed systems.

- Hands-on experience with cloud platforms (AWS, Azure, or GCP) and containerization/orchestration (Docker, Kubernetes).

- Excellent understanding of event-driven architectures, messaging systems (Kafka, RabbitMQ), and API design (RESTful / GraphQL).

- Proficiency in CI/CD pipelines, DevOps practices, and modern development workflows (Git, Jenkins, etc.).

- Strong analytical, problem-solving, and debugging skills.

- Excellent communication and leadership skills, with the ability to guide teams and influence stakeholders.

Good to Have :

- Experience with Reactive frameworks (e.g., Spring WebFlux, Quarkus, or Micronaut).

- Exposure to NoSQL databases (MongoDB, Cassandra) and in-memory data grids (Hazelcast, Redis).

- Knowledge of security frameworks and OAuth2 / OpenID Connect.

- Familiarity with Observability tools (Prometheus, Grafana, ELK Stack).