Senior Full Stack Engineer

CGI • Lafayette, LA

1d • Hybrid

About The Position

Join a high-impact modernization initiative for a large federal agency. As a Senior Full Stack Engineer, you'll lead the development of cutting-edge APIs and AI-driven solutions that power mission-critical systems. This is your opportunity to shape the future of secure, scalable, and intelligent data access for millions of users. If you thrive on solving complex challenges, designing enterprise-grade applications, and mentoring teams, we want you on board. This position is located in our Lafayette, Louisiana office; however, a hybrid working model is acceptable. Due to the nature of government contracts, US citizenship or Permanent Residence is required.

Requirements

• Experience: 5–8+ years in full-stack development with leadership or mentoring experience.
• Technical Skills:
• Frontend: React, Angular, or Vue; strong HTML/CSS/JavaScript.
• Backend: Node.js, Python, Java, Spark.
• API Design: REST, GraphQL; authentication standards (OAuth, JWT).
• Infrastructure: OpenShift, Kubernetes, cloud platforms (AWS, GCP, Azure).
• System Design: Expertise in scalable architecture, databases (SQL/NoSQL), caching, and CI/CD.
• Strong problem-solving, communication, and collaboration skills.

Nice To Haves

• Experience with microservices and containerization (Docker/K8s).
• Familiarity with AI-driven development tools and workflows.
• Knowledge of automated testing frameworks (Postman/Newman).
• Background in performance optimization, security hardening, or hybrid mobile/web apps.
• Exposure to large-scale modernization projects in government or regulated environments.

Responsibilities

• Design, develop, and maintain scalable web applications and APIs aligned with enterprise architecture standards.
• Lead API development efforts using REST, GraphQL, and gRPC protocols, ensuring compliance with modern authentication and authorization standards (OAuth, JWT).
• Integrate legacy systems and modern databases, supporting AI/ML workflows and automated language conversion (e.g., COBOL to Java, Python, C#, TypeScript).
• Implement CI/CD pipelines and automated testing frameworks for robust deployments.
• Collaborate with cross-functional teams to define API specifications, validate data sources, and ensure backward compatibility.
• Drive observability and monitoring using tools like Datadog, New Relic, and Prometheus.
• Mentor junior developers and contribute to architectural decisions for microservices and containerized environments.

Benefits

• CGI Federals benefits are offered to eligible professionals on their first day of employment to include: Eligibility to participate in an attractive Share Purchase Plan (SPP) in which the company matches dollar-for-dollar contributions made by eligible employees, up to a maximum, for their job category 401(k) Plan and Profit Participation for eligible professionals Additional benefits determined by your Service Contract Act: Paid Time Off (PTO) Paid Federal Holidays Health & Welfare Benefits

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed