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Full Stack Developer Intern Jobs in Hartford, CT

Infosys Limited

AWS Java Full Stack Architect

Hartford, CT · On-site

$100 - $140/hr

Experience in Full-stack software engineering with proficiency in Java and Angular. * Experience building and scaling applications on AWS. * Experience in AWS core services like EC2, SNS, SQS, Lambda ...

SALAMANDER DESIGNS LTD

Design Engineering Intern

Bloomfield, CT · On-site

$16.75 - $21.75/hr

Salamander Designs is seeking a motivated and detail-oriented Design Engineering Intern to join our ... Exposure to the full product development lifecycle -- from concept through production * Competitive ...

SALAMANDER DESIGNS LTD

Design Engineering Intern

Bloomfield, CT · On-site

$16.75 - $21.75/hr

Salamander Designs is seeking a motivated and detail-oriented Design Engineering Intern to join our ... Exposure to the full product development lifecycle -- from concept through production * Competitive ...

SALAMANDER DESIGNS LTD

Design Engineering Intern

Bloomfield, CT · On-site

$16.75 - $21.75/hr

Salamander Designs is seeking a motivated and detail-oriented Design Engineering Intern to join our ... Exposure to the full product development lifecycle -- from concept through production * Competitive ...

ACI Infotech

Lead Data Exchanges Developer

Hartford, CT · On-site

$117K - $146K/yr

... Full Stack Developer. The candidate will serve in the capacity of a Lead Developer participating in various SDLC processes including requirements verification, design and development, testing ...

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How much do full stack developer intern jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for full stack developer intern in Hartford, CT is $23.09, according to ZipRecruiter salary data. Most workers in this role earn between $18.65 and $24.47 per hour, depending on experience, location, and employer.

What is a full stack developer intern?

A Full Stack Developer Intern is a trainee who assists in building both the front-end (user interface) and back-end (server, database) components of web applications. Interns in this role work under the guidance of experienced developers to learn and contribute to the entire software development process. They often use programming languages like JavaScript, Python, or Java, and frameworks such as React, Node.js, or Django. The internship provides practical experience in coding, debugging, and deploying web applications, preparing interns for a full-time developer position.

What are the key skills and qualifications needed to thrive as a full stack developer intern?

To thrive as a Full Stack Developer Intern, you need a strong grasp of front-end and back-end programming languages, such as JavaScript, HTML/CSS, and either Node.js, Python, or Java, along with a relevant academic background in computer science or a related field. Familiarity with version control systems like Git, web frameworks (e.g., React, Express), and databases (SQL/NoSQL) is typically required. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns collaborate with teams and adapt to new technologies. These competencies are crucial for contributing to real-world projects, quickly adapting to workplace demands, and laying the foundation for a successful development career.

What types of projects and technologies can a full stack developer intern expect to work on during their internship?

As a Full Stack Developer Intern, you'll typically be involved in projects that span both front-end and back-end development, such as building web applications, developing new features, or troubleshooting existing systems. You may work with technologies like JavaScript frameworks (e.g., React or Angular) for the front end, and languages such as Python, Java, or Node.js for the back end. It's common to collaborate closely with other developers, designers, and sometimes product managers, gaining exposure to the full software development lifecycle. Interns often participate in code reviews, agile sprints, and team meetings, providing valuable hands-on experience and learning opportunities.

How to get an internship for a full stack developer?

To secure a full stack developer internship, candidates should build a strong portfolio demonstrating skills in front-end and back-end technologies, such as JavaScript, HTML, CSS, and frameworks like React or Node.js. Gaining experience through personal projects, contributing to open-source, and obtaining relevant certifications can improve chances, along with applying through company career portals or internship programs and preparing for technical interviews. Having a solid understanding of version control systems like Git and good problem-solving skills are also beneficial.

Is a full stack developer intern still in demand?

Full stack developer internships remain in demand as companies seek candidates with skills in front-end and back-end technologies, including JavaScript, Python, and frameworks like React or Node.js. Internships provide valuable experience and can lead to full-time roles, especially as demand for versatile developers continues to grow in tech industries.

What are the most commonly searched types of Full Stack Developer jobs in Hartford, CT?

The most popular types of Full Stack Developer jobs in Hartford, CT are:

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For Full Stack Developer Intern jobs in Hartford, CT, the most frequently searched job titles are:

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What cities near Hartford, CT are hiring for Full Stack Developer Intern jobs?

Cities near Hartford, CT with the most Full Stack Developer Intern job openings:

Full Stack Developer Intern jobs near you
Infographic showing various Full Stack Developer Intern job openings in Hartford, CT as of June 2026, with employment types broken down into 4% Internship, 9% As Needed, 75% Full Time, 11% Part Time, and 1% Contract. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution, with an average salary of $48,036 per year, or $23.1 per hour.

Senior .NET Full Stack Developer Lead (React/AWS)

Cognizant Technology Solutions

Hartford, CT • On-site

$64K - $115K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired 2 days ago. Applications are no longer accepted.

Cognizant rating

7.2

Company rating: 7.2 out of 10

Based on 86 frontline employees who took The Breakroom Quiz

53rd of 72 rated business consultants

Job description

About the Role
As a Senior .NET Full Stack Developer Lead, you will make an impact by designing, developing, and delivering scalable enterprise applications using .NET, React, AWS, and SQL Server technologies. You will be a valued member of the engineering team, working collaboratively with client stakeholders, business partners, cross-functional teams, and offshore delivery teams to drive high-quality software solutions and successful project outcomes.
Work model
This is an on-site role based on business requirements in Hartford, CT. Regardless of work arrangement, we support a healthy work-life balance through our wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
Important Disclaimers:
Please note: A few of our roles may require in-person interviews at Cognizant offices or client locations, depending on project or client needs.
Candidate must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
In This Role, You Will:
  • Lead the design, development, and maintenance of enterprise applications using .NET Core, React, AWS, SQL Server, and related technologies.
  • Collaborate with client stakeholders and cross-functional teams to define technical solutions that align with business objectives and architectural standards.
  • Drive technical delivery, ensuring high-quality, scalable, and secure software solutions that meet performance and reliability requirements.
  • Provide technical leadership through code reviews, mentoring, troubleshooting, and implementation of development best practices.
  • Partner with offshore teams to coordinate delivery activities, manage priorities, and ensure timely, high-quality project execution.

What You Need to Have to Be Considered
  • Strong experience developing enterprise applications using .NET Core / C# and modern software development frameworks.
  • Hands-on expertise with React.js and JavaScript-based front-end development.
  • Experience designing and deploying cloud-based solutions using AWS.
  • Strong knowledge of SQL Server, including database design, optimization, and performance tuning.
  • Proven experience leading technical teams, managing both functional and technical workstreams, and driving successful project delivery.
  • Excellent communication, stakeholder management, and client-facing skills.
  • Experience collaborating effectively with distributed and offshore delivery teams.
  • Strong understanding of software engineering best practices, including code reviews, testing, debugging, and application performance optimization.

These Will Help You Stand Out
  • Experience within the Life and Annuities Insurance domain.
  • Knowledge of modern cloud-native architectures and application modernization initiatives.
  • Experience defining scalable software architectures and technical roadmaps.
  • Ability to identify opportunities for process improvement and continuous delivery optimization.
  • Proven track record of building strong client relationships and serving as a trusted technical advisor.
  • Passion for mentoring developers and fostering a collaborative engineering culture.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
Salary and Other Compensation:
The annual salary for this position is between $64,000 - $115,000 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan
Disclaimer:
The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.

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