Senior Full Stack Developer Jobs in Trenton, NJ (NOW HIRING)

AI Full Stack Developer
Category: Software Development/ Engineering
Main location: United States, New Jersey, New Brunswick
Position ID:J0726-1342
Employment Type: Full Time
U.S. - What we do matters
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Position Description:
CGI is seeking an AI Full Stack Developer to join our growing team. Builds the application layer end users interact with the modern full-stack experience that surfaces AI capabilities in a usable, performant, enterprise-ready product. As one of the world's largest independent IT and business consulting services firms, CGI combines deep industry expertise with cutting-edge technology to deliver innovative solutions for clients around the globe.
This role can be performed near any CGI office - hybrid
Your future duties and responsibilities:
- Develop modern full-stack applications using React, Next.js, TypeScript, Python, and Node.js
- Build and consume REST/GraphQL APIs connecting front-end experiences to AI and data services
- Design responsive, intuitive UI/UX for AI-embedded features (e.g., chat interfaces, workflow builders, human-in-the-loop review screens)
- Integrate application layer with enterprise APIs, databases, and business workflows
- Collaborate with AI Engineering to consume AI outputs (extraction results, agent responses, recommendations) in-product
- Collaborate with the Azure/Cloud Developer on deployment, environment configuration, and performance
- Participate in code reviews, testing, and technical planning
Required qualifications to be successful in this role:
. Minimum 8 years of professional full-stack software engineering experience.
. Experience building enterprise B2B SaaS applications (not solely consumer-facing applications).
. Strong proficiency in React, Next.js, and TypeScript.
. Backend development experience with Python and/or Node.js.
. Experience designing and developing REST and GraphQL APIs.
. Experience integrating applications with enterprise APIs, databases, and business workflows.
. Strong understanding of modern software engineering best practices, including testing, version control, and secure application development.
Preferred Qualifications:
. Experience building AI-enabled user experiences, including streaming responses, agent status/progress, and human-in-the-loop review workflows.
. Experience developing AI-native enterprise B2B SaaS products comparable to Harvey AI, Linear AI, Cursor, or Notion AI, where AI is embedded into the core product experience.
. Experience in regulated industries such as Life Sciences, Clinical Trials, Healthcare, or Pharmaceuticals.
. Familiarity with enterprise design systems and UX patterns used in modern B2B SaaS products.
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 $102,000.00 $137,000.00.
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
#LI-MP2
Skills:

• AI Business Strat&Applications
• Full Stack Development
• Full Stack Development
• Life Sciences
• Python
• React JavaScript
• RESTful (Rest-APIs)
• User interface design

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.
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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.