Demo

.NET Full Stack Developer

Gain America
Hicksville, NY Full Time
POSTED ON 11/19/2025 CLOSED ON 12/27/2025

What are the responsibilities and job description for the .NET Full Stack Developer position at Gain America?

Job Title: .NET Full Stack Developer
Location: Hicksville, NY
Experience Required: 2–3 Years

About the Role

We are looking for a .NET Full Stack Developer (2–3 years experience) who can work on both front-end and back-end development. The ideal candidate must have strong experience with ASP.NET Core, C#, Web APIs, SQL Server, and modern JavaScript frameworks.

Overview
We are seeking a highly skilled and motivated .NET Full Stack Developer to join our dynamic development team. The ideal candidate will possess extensive experience in both front-end and back-end web development, with a strong background in ASP.NET, C#, and modern JavaScript frameworks. This role involves designing, developing, and maintaining scalable web applications, APIs, and microservices using cutting-edge technologies. The successful applicant will contribute to all phases of the software development lifecycle (SDLC) within an Agile environment, ensuring high-quality deliverables that meet client specifications and business needs.

Key Responsibilities

  • Develop and maintain robust web applications utilizing ASP.NET, MVC, WCF, RESTful APIs, and microservices architecture.
  • Design intuitive UI/UX interfaces employing React, Angular, HTML, CSS, Bootstrap, and JavaScript/TypeScript to enhance user experience.
  • Implement front-end functionalities with React Express, AJAX, JSON, and other modern web technologies.
  • Build efficient server-side logic using C#, .NET Framework/Core, Entity Framework, and SQL Server or PostgreSQL databases.
  • Create and optimize database schemas; perform database design and T-SQL scripting for SQL Server or PL/SQL for Oracle databases.
  • Develop automated testing strategies including unit testing to ensure code quality and reliability.
  • Collaborate with cross-functional teams using UML diagrams for system design; participate in Agile sprints and daily stand-ups.
  • Integrate third-party APIs and web services such as SOAP, RESTful APIs, XML, JSON for seamless data exchange.
  • Utilize version control systems like GitHub, TFS, SVN for source code management; implement CI/CD pipelines for continuous deployment.
  • Debug complex issues across front-end and back-end components; perform performance tuning and troubleshooting.
  • Contribute to application security best practices including authentication/authorization protocols and secure coding standards.
  • Develop and maintain web applications using ASP.NET Core / MVC and C#.
  • Build and integrate RESTful Web APIs for internal and external systems.
  • Work on front-end components using JavaScript, HTML5, CSS3, Bootstrap (React/Angular optional).
  • Write clean, scalable, and maintainable code following best practices.
  • Design database schemas and write complex queries in SQL Server.
  • Debug, test, and optimize applications for better performance.
  • Collaborate with the team to gather requirements and deliver high-quality features.
  • Participate in code reviews and continuously improve code quality.
  • Deploy applications on IIS / Azure (optional but preferred).

Qualifications

  • Proven experience in full-stack web development with a strong command of ASP.NET (.NET Framework/Core), C#, JavaScript/TypeScript, HTML5/CSS3.
  • Hands-on expertise with front-end frameworks such as React or Angular; familiarity with UI/UX principles is a plus.
  • Solid understanding of RESTful API design, Web services (SOAP), Microservices architecture, and cloud platforms like AWS or Azure.
  • Experience working with relational databases including Microsoft SQL Server, MySQL, PostgreSQL; knowledge of database design and T-SQL/PL/SQL scripting.
  • Proficiency with version control tools such as GitHub, TFS, SVN; familiarity with CI/CD pipelines is preferred.
  • Strong knowledge of software development methodologies including Agile SDLC practices; experience working in fast-paced environments.
  • Ability to write clean, scalable code with emphasis on unit testing and debugging techniques.
  • Familiarity with tools like Visual Studio/Eclipse for development; experience with Linux environments is advantageous.
  • Excellent problem-solving skills coupled with effective communication abilities to collaborate within multidisciplinary teams. Join our team to work on innovative projects utilizing the latest technologies in software development—helping us deliver exceptional solutions that drive business success!

Education

  • Bachelor’s degree in Computer Science, Engineering, or equivalent (preferred).

Job Type: Contract

Pay: Up to $70,000.00 per year

Work Location: In person

Salary : $70,000

Full Stack Developer
Trellus INC -
Long Beach, NY
Accounting Clerk
Top Stack -
Westbury, NY
Immediate Hire Technology Lead – Java Full Stack
Avance Consulting Services -
Bethpage, NY

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a .NET Full Stack Developer?

Sign up to receive alerts about other jobs on the .NET Full Stack Developer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$82,809 - $110,162
Income Estimation: 
$102,136 - $132,353
Income Estimation: 
$63,573 - $82,434
Income Estimation: 
$82,809 - $110,162
This job has expired.
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Gain America

  • Gain America Hicksville, NY
  • We are looking for candidates who are local to New York and can commute to Albany as needed. Visa: GC, US Citizen, H4 EAD Overview We are seeking a skilled... more
  • 5 Days Ago

  • Gain America Hicksville, NY
  • We are currently hiring W2 candidates Only. We are looking for candidates who are local to New York and can commute to Albany as needed. Responsibilities: ... more
  • 6 Days Ago

  • Gain America Hicksville, NY
  • Job description: We are currently hiring W2 candidates Only. We are looking for candidates who are local to New York and can commute to Albany as needed. V... more
  • 6 Days Ago

  • Gain America York, NY
  • Job Title: Software Architect – ServiceNow Architect & Developer Job Type: Contract (C2C) (40 hrs/week) Mode of Work: Onsite (No Telecommuting) Location: A... more
  • 7 Days Ago


Not the job you're looking for? Here are some other .NET Full Stack Developer jobs in the Hicksville, NY area that may be a better fit.

  • Bridgeline Garden, NY
  • About The Role We are seeking a talented Full Stack .Net Software Engineer to join our on-site team in Garden City, NY. Bridgeline is hiring full stack eng... more
  • 23 Days Ago

  • 1-800-Flowers Family of Brands Jericho, NY
  • Job Summary: We are seeking a seasoned Full Stack Developer to work along-side, a team of software engineers, in a collaborative Agile environment to devel... more
  • 14 Days Ago

AI Assistant is available now!

Feel free to start your new journey!