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React Js Developer Jobs in New Hampshire (NOW HIRING)

Pivotal Solutions

Senior Software Engineer

Portsmouth, NH · On-site

$124K - $164K/yr

A minimum of 3 years of experience in JavaScript (Meteor.js, Blaze, React). * Knowledge of best ... Object-Oriented Programming * Software development lifecycle with an emphasis on turning ...

TecTammina

UI Developer

Dover, NH · On-site

$51 - $66.25/hr

Company Description Tech Tammina LLC The client needs an experienced Senior Web Developer with ... Java, Angular JS, JQuery JS, XML, XST, XPATH, HTML5, CSS3, AJAX Develops and designs interface ...

TecTammina

UI Developer

Dover, NH · On-site

$51 - $66.25/hr

Company Description Tech Tammina LLC The client needs an experienced Senior Web Developer with ... Java, Angular JS, JQuery JS, XML, XST, XPATH, HTML5, CSS3, AJAX Develops and designs interface ...

TecTammina

UI Developer

Dover, NH · On-site

$51 - $66.25/hr

Company Description First IT Solutons The client needs an experienced Senior Web Developer with ... Java, Angular JS, JQuery JS, XML, XST, XPATH, HTML5, CSS3, AJAX Develops and designs interface ...

TecTammina

UI Developer (Full Time)

Dover, NH · On-site

$51 - $66.25/hr

The client needs an experienced Lead Web Developer with knowledge in Angular/JQuery frameworks and ... Java, Angular JS, JQuery JS, XML, XST, XPATH, HTML5, CSS3, AJAX Develops and designs interface ...

Mastech Digital

Full Stack Developer

Merrimack, NH · On-site

- Full Stack Java Developer Position: Full Stack Java Developer Location: Hybrid (Final Interview ... JavaScript (JS) * TypeScript (TS) * HTML * CSS * Experience developing REST APIs and microservices.

Connection

Sr Front End Developer

Concord, NH

$97K - $125K/yr

Technical Competencies: • Strong experience developing modern web applications using React and ... engineering to deliver intuitive, responsive, and highly personalized user experiences.

Connection

Sr Front End Developer

Concord, NH · On-site +1

$97K - $125K/yr

... Developer is responsible for designing, developing, maintaining, and enhancing a modern web ... React, TypeScript, and related front-end technologies. This role independently leads complex ...

BAE Systems

Eng Prin - SW

Nashua, NH · On-site

$118K - $200K/yr

... engineers. Expect to work directly with backend, product, and end users. What you'll do * Co-own architecture for a React/TypeScript/Next.js application backed by gRPC/protobuf services * Drive ...

Compunnel

Full Stack Engineer

Salem, NH · On-site

Job Summary We are seeking a Principal Full Stack Engineer with strong React, Python, and CI/CD experience to design, develop, and deliver modern web applications and automation pipelines. The role ...

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All JobsReact Js Developer JobsReact Js Developer Jobs in New Hampshire

React Js Developer information

See New Hampshire salary details

$41.3K

$107.4K

$151.2K

How much do react js developer jobs pay per year?

As of Aug 22, 2026, the average yearly pay for react js developer in New Hampshire is $107,377.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,100.00 and $117,700.00 per year, depending on experience, location, and employer.

What is a React JS developer?

A React JS Developer is a software engineer who specializes in building user interfaces and web applications using the React JavaScript library. They are responsible for developing reusable components, managing application state, and ensuring high-performance, responsive designs. React JS Developers often work closely with designers and backend developers to deliver seamless user experiences. Their expertise includes JavaScript, HTML, CSS, and modern front-end development tools.

What are the key skills and qualifications needed to thrive as a React JS developer?

To thrive as a React JS Developer, you need a strong grasp of JavaScript, HTML, CSS, and modern React concepts such as hooks, state management, and component lifecycle, typically supported by a degree in computer science or relevant experience. Familiarity with version control systems like Git, build tools such as Webpack or Babel, and testing frameworks like Jest is commonly required. Problem-solving, effective communication, and teamwork are crucial soft skills that distinguish successful developers in this role. These abilities ensure efficient development of scalable, maintainable applications and smooth collaboration within cross-functional development teams.

What are some common challenges faced by React JS developers when integrating with backend APIs?

React JS Developers often encounter challenges such as managing asynchronous data flows, handling errors gracefully, and ensuring smooth communication between the frontend and backend services. Debugging issues related to inconsistent API responses or cross-origin resource sharing (CORS) can also be common. Staying up-to-date with evolving RESTful or GraphQL API standards and ensuring secure authentication and data validation are essential for successful integration.

What is the difference between React Js Developer vs Front-End Developer?

AspectReact Js DeveloperFront-End Developer
Required SkillsProficiency in React.js, JavaScript, HTML, CSSHTML, CSS, JavaScript, frameworks like Angular or Vue
Work EnvironmentFocus on building user interfaces with ReactDeveloping and maintaining websites/apps across various frameworks
Industry UsageCommon in companies using React for UI developmentBroader role across multiple front-end technologies

React Js Developers specialize in building user interfaces using React.js, while Front-End Developers work across various frameworks and technologies to create complete website or app front-ends. React Js Developers focus more on React-specific skills, whereas Front-End Developers have a broader skill set applicable to multiple frameworks.

What are popular job titles related to React Js Developer jobs in New Hampshire?

For React Js Developer jobs in New Hampshire, the most frequently searched job titles are:

What job categories do people searching React Js Developer jobs in New Hampshire look for?

The top searched job categories for React Js Developer jobs in New Hampshire are:

What cities in New Hampshire are hiring for React Js Developer jobs?

Cities in New Hampshire with the most React Js Developer job openings:

What are popular job titles related to React Js Developer jobs in NH?

For React Js Developer jobs in NH, the most frequently searched job titles are:

React Js Developer jobs near you
Infographic showing various React Js Developer job openings in New Hampshire as of August 2026, with employment types broken down into 80% Full Time, 5% Part Time, and 15% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $107,377 per year, or $51.6 per hour.

Full Stack Engineer - React / Python

Spear Staffing

Salem, NH • On-site

Other

Posted 3 days ago

New

Job description

Full Stack Engineer – React / Python  W2 OnlyIntroduction:

Seeking a Full Stack Engineer to support an Enterprise Technology business unit. This role is primarily frontend-focused (70/30) with strong hands-on experience in React.js and Python.

Responsibilities:
  • Developing and maintaining frontend applications using React.js
  • Implementing backend functionality using Python
  • Utilizing Microsoft Power Platform tools such as Power Apps, Power BI, and Power Automate
  • Working with Generative AI technologies like Copilot and Claude for AI-assisted development
  • Utilizing relational databases and SQL for data management
  • Collaborating with team members on full-stack development projects
Requirements:Must-Have Skills:
  • Strong frontend development experience with React.js
  • Backend development experience with Python (strongly preferred over .NET)
  • Experience with Microsoft Power Platform tools
  • Knowledge of Generative AI technologies
  • Experience with relational databases and SQL
  • Full-stack development experience with a 70% Frontend / 30% Backend focus
Nice to Have:
  • Experience with SQL Server
  • Familiarity with Microsoft Fabric
  • Knowledge of Dataverse
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About Spear Staffing

Sourced by ZipRecruiter

Spear Staffing is an IT staffing and recruitment company that is diversity-certified and offers great staffing services. We enable corporations, startups, and small businesses to harness the power of technology and human capital to drive unstoppable growth. We are a rapidly expanding company with a focus on meeting the specific demands of clients by considerably enhancing their operations. Our team, which is managed by specialists skilled in creative thinking, programming concepts, and business skills, has only one goal: “The success of our clients”. We place a lot of emphasis on developing deep relationships and meaningful communication. And using this, we find, coordinate, offer and manage a variety of managed IT and staffing services.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

ROCKVILLE, MD, US

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