API Developer – Level 2

Job description

Position Description:

We are seeking a highly skilled API Developer (Level 2) with 3–6 years of experience in designing, developing, and supporting backend services and API-driven systems. The ideal candidate will have strong proficiency in Java (11+), RESTful API development, Spring Boot, and integration with upstream/downstream systems. The role requires hands-on expertise in modern CI/CD practices, debugging complex production issues, and contributing effectively within Agile delivery teams.

Key Responsibilities
Backend & API Development

. Design, develop, and maintain backend microservices using Java 11+.
. Build scalable, secure, and reliable RESTful APIs, including request/response structures and error-handling patterns.
. Write clean, modular, and optimized code adhering to development best practices and design principles.

 
Spring / Spring Boot Development

. Develop microservices using Spring Boot, Spring MVC, Spring Data, and other Spring modules.
. Configure application properties, beans, configuration classes, filters, interceptors, and middleware components.
. Implement dependency injection, application lifecycle management, and environment-based configurations.

 
Integration & Service-to-Service Communication

. Work on integrating services with various downstream and upstream systems, ensuring proper data flow and transformation.
. Implement service-to-service communication patterns, including synchronous APIs, async messaging, and event-driven interactions.
. Handle integration edge cases, failures, and resiliency patterns (timeouts, retries, circuit breakers).

 
CI/CD & DevOps Support

. Work with CI/CD pipelines to build, deploy, and troubleshoot microservices across environments.
. Collaborate with DevOps teams to ensure automated builds, deployments, and environment consistency.
. Maintain configuration management and deployment scripts (as applicable).

 
Debugging & Production Support

. Perform root-cause analysis for issues using logs, debugging tools, and performance monitoring solutions.
. Troubleshoot exceptions, performance degradations, integration failures, and timeouts.
. Support production releases, incident resolution, and ensure system stability.

 
Agile Collaboration

. Work within Agile/Scrum delivery teams, participating in stand-ups, sprint planning, reviews, and retrospectives.
. Collaborate closely with product owners, architects, QA engineers, and fellow developers.
. Provide effort estimates, contribute to requirement refinement, and ensure timely delivery of commit items.

 
Required Skills & Qualifications
Technical Skills

. 3–6 years of professional experience in backend development using Java 11+.
. Strong experience developing RESTful APIs, including modeling, versioning, and error handling.
. Proficiency in Spring Boot and related Spring ecosystem frameworks.
. Experience integrating with external/internal systems via APIs or messaging.
. Working knowledge of SQL / NoSQL databases (nice-to-have).
. Familiarity with CI/CD pipelines (Jenkins, GitLab CI, Azure DevOps, etc.).
. Strong debugging and problem-solving skills in distributed systems.
. Experience with Git and source control branching strategies.

 
Methodologies & Tools

. Agile / Scrum development
. Logging frameworks (Log4j, SLF4J, etc.)
. Monitoring tools (Splunk, Kibana, AppDynamics, Grafana – any)
. Build tools: Maven or Gradle
. Postman / API testing tools

 
Nice-to-Have Skills

. Knowledge of microservices patterns (circuit breakers, retries, load balancing)
. Exposure to cloud platforms (AWS, Azure, GCP)
. Knowledge of containerization (Docker, Kubernetes)
. Experience with message brokers (Kafka, RabbitMQ)

Skills:

·  GIT
·  GIT
·  Java
·  Jenkins
·  JUNIT Framework
·  Microservices
·  Spring Boot
·  Apache Kafka
·  Postman
·  RESTful (Rest-APIs)
·  SoapUI

What you can expect from us:

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our team—one of the largest IT and business consulting services firms in the world.