Top 21 Full stack developer (.net/c#) Jobs in New Haven, Ct

Full Stack Developer (.Net/C#)
Reality Interactive LLC —Middletown, CT
- Full-time
- Hybrid work
- Computer science
- Computer Science
- 3 years
- Dental insurance
- Paid time off
Quick Apply
Full Stack Developer - AI Trainer
DataAnnotation —Bridgeport, CT
- $50 - $100 an hour
- Part-time
- Remote
- Writing skills
- English
- Mid-level
- Flexible schedule
Quick Apply
Full Stack Developer, MarTech
ASSA ABLOY —New Haven, CT
- Computer Science
- 5 years
- Office
- Paid holidays
- Tuition reimbursement
Senior Full Stack Developer
Total Mortgage Services LLC —Milford, CT
- Full-time
- Computer science
- Computer Science
- 5 years
Quick Apply
Senior Full Stack Software Engineer
D-Wave Quantum Inc. —New Haven, CT
- $124,360 - $186,540 a year
- Full-time
- Hybrid work
- Computer Science
- Java
- SQL
Quick Apply
Lead Software Engineer, .Net Full Stack (Hybrid)
Eversource Energy Service Company —Berlin, CT
- $148,530 - $165,030 a year
- Full-time
- Hybrid work
- System design
- Research
- Office
Agentic Solutions Engineer
BMG360 —Shelton, CT
- $130,000 a year
- SQL
- Senior level
Quick Apply
Senior Full Stack Software Engineer
Veridify Security —Shelton, CT
- Email
- 5 years
- Java
- JavaScript
- Paid holidays
- Health insurance
Senior Software Engineer, Calibration, Automation & Tools
D-Wave Quantum Inc. —New Haven, CT
- $124,360 - $186,540 a year
- Full-time
- Hybrid work
- Computer Science
- Software troubleshooting
- Java
Quick Apply

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Check out jobs in cities near your current location, Columbus

Full Stack Developer 2
OPERS —Columbus, OH
A Bachelor’s degree in related field OR a Bachelor’s degree in any field along with Java-specific training (Candidates without a Bachelor’s degree may be…
$79,601.60 - $99,465.60 a year
Quick Apply
.NET Full Stack Developer
eBusiness Solutions Inc. —Columbus, OH
NET Full Stack Developer to design, develop, maintain, and modernize enterprise web applications supporting the Ohio Department of Youth Services.
$60 - $65 an hour
Quick Apply
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full stack developer (.net/c#) jobs near new haven, ct

Full Stack Developer (.Net/C#)

Reality Interactive LLC
Middletown, CT

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Job Details

Full-time

Benefits

Dental insurance
Paid time off
Vision insurance

Qualifications

Authentication
Version control
Secure web application development
Software engineering
CSS
Automation
Tooling
C#
Git
Scalable systems
Developing automated testing protocols
Scalability
Developing and maintaining backend systems
Cloud solution engineering
TypeScript
Developer tools
HTML
Cross-functional communication

Full Job Description

Innovation is happening at Reality Interactive! With supportive leadership, collaborative teams, and opportunities to grow, we are a place where people build meaningful, long-term careers.

We are seeking a proactive and collaborative Full Stack Developer to join our dynamic, cross-functional Agile team. In this role, you will contribute to the evolution and enhancement of existing subsystems that are critical to our platform’s success. You’ll work closely with product owners, QA engineers, and other developers to deliver high-impact solutions that align with sprint objectives and broader business goals.

Responsibilities:
Contribute to and help document our cloud-first development strategy and best practices for full-stack applications.

Design and build scalable, maintainable, and reusable front-end and back-end components using .NET, Azure, and modern JavaScript frameworks.

Develop and maintain RESTful APIs and integrate them with front-end applications.

Write clean, testable, secure, and efficient code that follows modern development standards.

Monitor application performance and usage metrics to identify and resolve issues proactively.

Collaborate with UI/UX designers to create accessible and responsive user interfaces.

Use AI-assisted development tools (e.g., GitHub Copilot, Cursor, Claude,ChatGPT, or similar) to accelerate development, debugging, and code quality.

Leverage AI tools to assist with code generation, test creation, documentation, and refactoring while maintaining high engineering standards.

Evaluate and adopt emerging AI tools and workflows to improve team productivity and code quality.

Ensure seamless integration between front-end and back-end services, optimizing data flow and performance.

Create and maintain technical documentation for internal and external stakeholders.

Design and automate unit, integration, and end-to-end tests.

Partner with business stakeholders to ensure solutions meet organizational goals.

Qualifications:
A degree in Computer Science or related field, or equivalent practical experience. Master's degree preferred.

5+ years of experience in software development, including 3+ years with C# and .NET for back-end development.

3+ years of experience building modern front-end applications using frameworks like React, Angular, or Vue.js.

Strong understanding of HTTP, REST, and OpenAPI.

Experience with Azure services such as Functions, API Management, and Azure SQL.

Proficiency in HTML, CSS, JavaScript, and TypeScript.

Familiarity with OAuth 2.0 and OpenID Connect for authentication and security.

Understanding of API security risks and hardening techniques.

Experience querying large datasets using SQL

Proficiency with Git and collaborative version control workflows.

Experience with automated testing frameworks for both front-end and back-end.

Ability to apply common design patterns to structure scalable solutions.

Strong communication skills and a collaborative mindset.

Familiarity with Agile methodologies (Scrum, Kanban) is a plus.

Experience using AI-assisted coding tools (See above) in a professional or personal setting.

Understanding of best practices for validating AI-generated code (testing, security, performance).

Interest in modern developer productivity tooling and workflows.

Benefits:
Hybrid schedule

Competitive pay + PTO

Medical, dental & vision

Quick Apply

Refine Your Search

full stack developer (.net/c#) jobs in new haven, ct

Full Stack Developer (.Net/C#)

Full Stack Developer - AI Trainer

Full Stack Developer, MarTech

Senior Full Stack Developer

Senior Full Stack Software Engineer

Lead Software Engineer, .Net Full Stack (Hybrid)

Agentic Solutions Engineer

Senior Full Stack Software Engineer

Senior Software Engineer, Calibration, Automation & Tools

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