Full Time Full Stack Developer React Python Jobs in Hartford, CT

Full Stack Engineer (React, Python, FAST API)
Category: Software Development/ Engineering
Main location: United States, Connecticut, Bloomfield
Position ID:J0326-2488
Employment Type: Full Time
U.S. - The best version of me
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Position Description:
The best version of us starts with You!
We CGI is seeking a highly skilled and experienced Full Stack Engineer (React, Python, FAST API) for an enterprise AI-powered metadata management platform. This is a hands-on development role requiring someone who can actively build and deliver features across the full stack. The candidate will contribute to scalable solutions, write clean production-ready code, and collaborate effectively with product, data, and AI teams.
Design and operate scalable backend systems with asynchronous processing, strong data integrity, observability, performance optimization, and safe deployment practices in production environments.
This position can be performed from any Client site: Bloomfield, CT, Raleigh, NC, Dallas, TX, Austin, TX, or Lafayette, LA in a Hybrid working Model.
Your future duties and responsibilities:
. Provides professional expertise on Application Development assignments and projects within the MetagenAI platform. Contributes to the design and development of moderately complex systems and subsystems, utilizing a solid understanding of available technology, tools, and existing designs. Collaborates with business unit and IT teams across all phases of application programming and development processes across diverse platforms and computing environments (e.g., distributed systems, client-server, cloud-based technologies, and tools).
. Works closely with product and IT teams to identify and implement application development solutions, including new or modified programs, reuse of existing code, integration of purchased solutions, or a combination of available alternatives. Researches and evaluates alternative solutions and recommends efficient and cost-effective approaches to application development challenges.
. Codes new or modified programs, reuses existing code through program development best practices, and integrates third-party or purchased solutions as needed. Documents, tests, deploys, and provides ongoing support for applications and features.
. Leverages strong technical knowledge in full stack development to contribute meaningfully to team discussions and delivery. Works across frontend, backend, database, and cloud layers as part of a collaborative development team. Actively participates in design reviews, code reviews, and technical discussions to ensure code quality and consistency
Required qualifications to be successful in this role:
At least 8+ years of overall software development experience required and must have skills:
Design and operate scalable backend systems with asynchronous processing, strong data integrity, observability, performance optimization, and safe deployment practices in production environments.
Hands-On Development: Implement features across frontend (React) and backend (Python/FastAPI)
Backend (Core)
- Python - FastAPI / Django / Flask
- RESTful APIs - Design and implementation
- SQLAlchemy ORM
- Async programming (async/await)
Frontend (Core)
- React - Modern React with hooks
- JavaScript / TypeScript
- State management (Redux / Context API)
- Material-UI or similar component libraries
Database
- PostgreSQL - Production experience, query optimization
- SQL - Complex queries, indexing, schema design
Cloud & DevOps
- AWS - Hands-on with multiple services (EC2, S3, Lambda, Glue, EKS)
- Docker - Containerization
- Kubernetes / EKS - Container orchestration
- CI/CD - Jenkins / GitLab / GitHub Actions
Architecture
- Microservices - Experience working in distributed systems
- System design - Scalability, performance, reliability
- API patterns - REST best practices
Data Engineering
- AWS Glue or Apache Spark
- ETL / ELT pipelines
- Data profiling and quality assessment
Good to Have:
AI / ML Integration
- LangChain or LLM orchestration frameworks
- OpenAI API integration experience
Specialized Databases
- Neo4j or graph databases (Cypher)
- Vector databases (Pinecone, Weaviate, pgvector)
Key Responsibilities:
Hands-On Development
- Implement features across frontend (React) and backend (Python/FastAPI)
- Optimize performance of APIs, database queries, and UI components
Collaboration
- Translate product requirements into technical implementations
- Work closely with product, data, and AI teams
Education: Bachelor's degree in computer science or related field
#LI-ARK1
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 - $211,600.00.
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
Skills:

• Python
• SQL
• Amazon Web Services Cloud
• Postgre SQL
• React JavaScript
• LangChain
• OpenAI
• RESTful (Rest-APIs)

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.