Backend Full Stack Developer Jobs in Lafayette, LA

Back-end Full Stack Developer
Category: Software Development/ Engineering
Main location: United States, Louisiana, Lafayette
Alternate Location(s): United States, Tennessee, Knoxville
Position ID:J0526-1986
Employment Type: Full Time
U.S.- LFY Building a healthy work environment at CGI
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Position Description:
Join our Agile team as a Senior Back-end Full Stack Developer, where you'll architect, build, and optimize the systems software powering mission-critical supervisory platforms for a federal agency. You'll lead the design and integration of robust, secure, and scalable back-end solutions, mentor fellow developers, and drive technical excellence across the stack. This is your opportunity to shape technical strategy, work with cutting-edge technologies, and make a significant impact in a dynamic, mission-driven environment.
This position is located in our Lafayette, Louisiana or Knoxville,TN office; however, a hybrid working model is acceptable.
Due to the nature of government contracts, US citizenship is required.
Your future duties and responsibilities:
. Architect, design, and develop complex back-end systems and APIs using .NET Core (or Node.js), C#, and related technologies
. Lead integration of databases (SQL Server, Sybase) and ensure high performance, reliability, and security
. Develop and maintain RESTful APIs and microservices for enterprise-scale applications
. Collaborate with front-end developers to deliver seamless, end-to-end solutions
. Champion secure coding practices, automated testing, and DevSecOps adoption (Azure DevOps, Git, SonarQube, Qualys)
. Troubleshoot and resolve complex issues across the stack (back-end, database, cloud, and integration points)
. Lead CI/CD pipeline deployments and advocate for automation, monitoring, and process improvement
. Mentor and guide junior and mid-level developers, providing code reviews and technical leadership
. Document architectural decisions, technical solutions, and workflows
. Stay current with emerging technologies and recommend adoption to enhance team capabilities and project outcomes
Required qualifications to be successful in this role:
. Bachelor's degree in Computer Science, Information Systems, Engineering, or a related technical field (or equivalent experience)
. 7+ years of professional experience in back-end and full stack software development, with increasing responsibility
. Advanced proficiency in .NET Core (C#) or Node.js for back-end development
. Extensive experience with database design, integration, and optimization (SQL Server, Sybase)
. Proven expertise in RESTful API and microservices architecture
. Mastery of version control systems (Git) and CI/CD tools (Azure DevOps)
. Demonstrated leadership in Agile teams, including technical planning and mentoring
. Deep knowledge of secure coding practices, automated testing frameworks (Selenium, NUnit), and DevSecOps tools (SonarQube, Qualys)
. Excellent written and verbal communication skills, with experience presenting to technical and non-technical audiences
. Eligibility for federal background investigation and compliance with security requirements (U.S. citizenship or lawful permanent residency with 3+ years residency)
Desired qualifications/non-essential skills required:
. Master's degree in a related technical field
. Experience with cloud platforms (Azure, AWS) and containerization (Docker, Kubernetes)
. Expertise in Section 508 accessibility standards and inclusive design (for API support)
. Experience supporting enterprise-scale applications in regulated environments
. Certifications in Agile, Scrum, or relevant technical areas
. Experience with architectural documentation and technical strategy
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 - $176,300.00.
CGI Federal'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
#CGIFederalJob
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Skills:

• Application Development
• Back End Development
• Back End Development
• Mentoring and coaching
• DevOps
• EnterpriseAppIntegration(EAI)

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.
Qualified applicants will receive consideration for employment without regard to their race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, pregnancy, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status or responsibilities, reproductive health decisions, political affiliation, genetic information, height, weight, or any other legally protected status or characteristics to the extent required by applicable federal, state, and/or local laws where we do business.
CGI provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation to apply for a job in the U.S., please email the CGI U.S. Employment Compliance mailbox at US_Employment_Compliance@cgi.com. You will need to reference the Position ID of the position in which you are interested. Your message will be routed to the appropriate recruiter who will assist you. Please note, this email address is only to be used for those individuals who need an accommodation to apply for a job. Emails for any other reason or those that do not include a Position ID will not be returned.
We make it easy to translate military experience and skills! Click here to be directed to our site that is dedicated to veterans and transitioning service members.
All CGI offers of employment in the U.S. are contingent upon the ability to successfully complete a background investigation. Background investigation components can vary dependent upon specific assignment and/or level of US government security clearance held. Dependent upon role and/or federal government security clearance requirements, and in accordance with applicable laws, some background investigations may include a credit check. CGI will consider for employment qualified applicants with arrests and conviction records in accordance with all local regulations and ordinances.
CGI will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with CGI's legal duty to furnish information.