Backend Developer (Golang / Java | Microservices)

Category: Software Development/ Engineering

Main location: United States, New Hampshire, Merrimack

Position ID:J0426-1430

Employment Type: Full Time

Position Description:

We're seeking a Backend Developer with strong experience in Golang and/or Java to build scalable, high-performance systems and APIs. This role is ideal for engineers who thrive in polyglot environments, working across modern backend technologies to design and deliver distributed, cloud-native applications. You'll collaborate with cross-functional teams to build secure, reliable, and efficient systems that operate at scale, as well as solve complex engineering challenges with real business impact within a culture that is focused on innovation, ownership, and continuous learning.

This position is Full Time Employment Opportunity located ON-SITE in Merrimack, NH (preferred) or Westlake, TX.

Your future duties and responsibilities:

Backend Development
. Design, develop, and maintain backend services using Golang and/or Java (Spring Boot)
. Build clean, efficient, and maintainable code following best practices
. Develop and maintain RESTful APIs and gRPC services
. Write scenario-based tests (Cucumber or similar frameworks)
System Design & Architecture
. Contribute to system architecture and technical design decisions
. Build scalable, distributed, and fault-tolerant systems
. Optimize performance, scalability, and reliability
Microservices & Integration
. Develop and maintain microservices-based architectures
. Integrate with internal platforms and third-party services
. Work with messaging systems such as Kafka or RabbitMQ
Data & Persistence
. Design and optimize SQL and NoSQL databases (PostgreSQL, MongoDB, etc.)
. Ensure high performance, availability, and data integrity
Cloud & DevOps
. Deploy and manage applications in cloud environments (AWS, Azure, GCP)
. Use Docker and Kubernetes for containerization and orchestration
. Collaborate with DevOps teams on CI/CD pipelines
Performance & Security
. Monitor, troubleshoot, and improve system performance
. Implement secure coding practices, authentication, and data protection
. Maintain documentation and follow version control best practices

Required qualifications to be successful in this role:

. 6+ years of overall IT experience (consulting experience preferred)
. Strong hands-on experience in Golang and/or Java backend development
. Experience with Spring Boot (for Java) or strong Go expertise
. Experience building REST APIs and/or gRPC services
. Solid understanding of microservices architecture
. Experience with Docker and Kubernetes
. Hands-on experience with SQL/NoSQL databases
. Familiarity with Git and CI/CD pipelines
. Strong communication and collaboration skills

Desired qualifications:
. Experience working in polyglot environments (Go + Java) .
. Experience with cloud platforms (AWS, Azure, GCP) .
. Exposure to event-driven architectures . Familiarity with monitoring tools (Prometheus, Grafana) .
. Experience with high-scale distributed systems

Education: Bachelor's degree in computer science or related field

Other Information:

CGI is required by law in some jurisdictions to include a reasonable estimate of the compensation range for this role. The determination of this range includes various factors not limited to skill set, level, experience, relevant training, and licensure and certifications. To support the ability to reward for merit-based performance, CGI typically does not hire individuals at or near the top of the range for their role. Compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range for this role in the U.S. is $80,600.00 - $194,000.00.

CGI's benefits are offered to eligible professionals on their first day of employment to include:
. Competitive compensation
. Comprehensive insurance options
. Matching contributions through the 401(k) plan and the share purchase plan
. Paid time off for vacation, holidays, and sick time
. Paid parental leave
. Learning opportunities and tuition assistance
. Wellness and Well-being programs

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#CGITECHJOBS

Skills:

• Cucumber
• GIT
• Go
• Microservices
• NoSQL
• Spring Boot
• Java
• Prometheus