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Javascript Developer Jobs in Hartford, CT (NOW HIRING)

Neshent Technologies

ESRI ArcGIS Web Developer

Avon, CT · On-site

The ideal candidate will have strong expertise in ArcGIS Web technologies, JavaScript, and modern ... Collaborate with GIS analysts, developers, and business stakeholders to gather requirements and ...

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Javascript Developer information

See Hartford, CT salary details

$29.8K

$107.5K

$170.5K

How much do javascript developer jobs pay per year?

As of Aug 23, 2026, the average yearly pay for javascript developer in Hartford, CT is $107,512.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,600.00 and $129,100.00 per year, depending on experience, location, and employer.

What does a JavaScript developer do?

As a JavaScript developer, your main responsibilities are to code functional web applications using the JavaScript (JS) programming language and to patch and update application code as needed to optimize functionality. You program front-end code for web applications, collaborate with back-end developers, and use tools like integrated development environments (IDEs), Git, and browser dev tools.

What does a JavaScript developer do?

A JavaScript Developer is responsible for designing, developing, and maintaining web applications using the JavaScript programming language. They typically work on both the front-end (user interface) and sometimes the back-end (server-side) of web projects, creating interactive features, optimizing performance, and ensuring cross-browser compatibility. Their role often involves collaborating with designers and other developers to deliver a seamless user experience.

What are the key skills and qualifications needed to thrive as a JavaScript developer, and why are they important?

To thrive as a JavaScript Developer, you need strong proficiency in JavaScript, HTML, CSS, and a solid understanding of web development principles, often backed by a degree in computer science or comparable experience. Familiarity with frameworks like React or Angular, version control systems like Git, and build tools such as Webpack is typically required. Problem-solving, attention to detail, and effective communication are crucial soft skills for collaborating on projects and resolving technical challenges. These skills and qualities ensure the delivery of robust, maintainable, and efficient web applications that meet user and business needs.

What are some common challenges faced by JavaScript developers when working on large-scale applications?

JavaScript Developers working on large-scale applications often encounter challenges such as maintaining code readability, managing dependencies, and ensuring performance optimization. As projects grow, it becomes essential to implement best practices like modularization, code reviews, and thorough testing to prevent bugs and technical debt. Collaboration with backend developers, designers, and QA testers is frequent, requiring clear communication and an agile mindset to deliver features efficiently and address issues as they arise.

What is the difference between Javascript Developer vs Front-End Developer?

AspectJavascript DeveloperFront-End Developer
Primary FocusWriting and optimizing JavaScript codeDesigning and implementing user interfaces
Required SkillsJavaScript, HTML, CSS, frameworks like React or AngularHTML, CSS, JavaScript, UI/UX design
Work EnvironmentWeb development teams, software companiesWeb design agencies, tech firms, startups

Javascript Developers focus on coding and scripting using JavaScript, while Front-End Developers handle the overall design and user experience of websites. Both roles often overlap, but the Javascript Developer specializes in scripting, whereas the Front-End Developer emphasizes UI/UX design and layout.

Is JavaScript in high demand?

JavaScript is a highly in-demand skill for developers, especially those working on web development, front-end frameworks, and full-stack projects. Its widespread use in building interactive websites and applications ensures strong job opportunities for JavaScript developers across various industries.
More about Javascript Developer jobs

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For Javascript Developer jobs in Hartford, CT, the most frequently searched job titles are:

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The top searched job categories for Javascript Developer jobs in Hartford, CT are:

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Cities near Hartford, CT with the most Javascript Developer job openings:

Javascript Developer jobs near you
Infographic showing various Javascript Developer job openings in Hartford, CT as of August 2026, with employment types broken down into 81% Full Time, 5% Part Time, and 14% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $107,512 per year, or $51.7 per hour.

ESRI ArcGIS Web Developer

Neshent Technologies

East Windsor Hill, CT • On-site

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

We are seeking an experienced ESRI Web Developer to design, develop, and maintain interactive GIS web applications using the ESRI ArcGIS platform. The ideal candidate will have strong expertise in ArcGIS Web technologies, JavaScript, and modern front-end frameworks to deliver scalable, high-performance geospatial solutions.

Key Responsibilities
  • Design, develop, and maintain web-based GIS applications using the ESRI ArcGIS API for JavaScript.
  • Build responsive, user-friendly interfaces using modern web technologies.
  • Integrate GIS data, map services, and geospatial functionality into web applications.
  • Collaborate with GIS analysts, developers, and business stakeholders to gather requirements and deliver technical solutions.
  • Develop reusable, scalable, and maintainable application components.
  • Perform application testing, debugging, and performance optimization.
  • Develop and consume RESTful APIs and web services.
  • Create and maintain technical documentation, design specifications, and user guides.
  • Support application deployment, maintenance, and enhancements.
  • Follow development best practices, coding standards, and version control processes.
Required Qualifications
  • Bachelor's degree in Computer Science, Information Technology, Geographic Information Systems (GIS), or a related field.
  • 9–14 years of experience in web application development with a strong focus on ESRI ArcGIS technologies.
  • Hands-on experience with ESRI ArcGIS API for JavaScript.
  • Strong proficiency in JavaScript, HTML5, CSS3, and TypeScript.
  • Experience with modern front-end frameworks such as React, Angular, or Vue.js.
  • Strong understanding of GIS concepts, spatial data, and geospatial application development.
  • Experience integrating GIS services, REST APIs, and web services.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Excellent communication and collaboration skills.
Preferred Qualifications
  • Experience with ArcGIS Enterprise.
  • Experience with geospatial front-end and back-end development.
  • Experience developing and deploying applications in cloud environments.
  • Familiarity with DevOps practices, CI/CD pipelines, and version control tools.
  • ESRI Technical Certification or other relevant GIS certifications.
  • Experience with spatial data management and enterprise GIS solutions.

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