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Senior React Developer Jobs in Gardner, MA (NOW HIRING)

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Senior C# Developer

Westford, MA · On-site

$106K - $114K/yr

Senior C# Software Engineer (Windows Applications & Release Engineering) Role Overview We are ... React, or Blazor). • Understanding of DevOps practices, Infrastructure as Code (IaC), and ...

Bentley Systems

Sr. Optimizely Developer

Templeton, MA · Remote

$117K - $154K/yr

About the Role We are seeking a highly skilled Senior Optimizely Developer to serve as the ... Advanced proficiency in HTML5, CSS3/SASS, and JavaScript (Vanilla, ES6+, jQuery, React/Vue) to ...

BIRDSVUE LLC

Senior /Staff Software Engineer

Dunstable, MA · On-site

$140 - $190/hr

Knowledge of React and TypeScript * Exceptional knowledge of backend technologies such as .Net Core ... Experience with Microsoft Azure Devops * Knowledge of Agile software development process About Us ...

Jobtailor

Senior Solutions Architect

Worcester, MA · On-site

$140 - $210/hr

Partner with business stakeholders, product owners, and engineering teams to translate business ... Experience with Java, Spring Boot, microservices architecture, and React, Angular, or modern ...

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Senior React Developer information

See Gardner, MA salary details

$16

$65

$92

How much do senior react developer jobs pay per hour?

As of Aug 30, 2026, the average hourly pay for senior react developer in Gardner, MA is $65.40, according to ZipRecruiter salary data. Most workers in this role earn between $55.53 and $73.37 per hour, depending on experience, location, and employer.

What is a senior React developer?

A Senior React Developer is an experienced software engineer specializing in building user interfaces using React.js. They are responsible for designing, developing, and optimizing complex web applications while ensuring code quality and performance. Senior React Developers often mentor junior developers, collaborate with cross-functional teams, and implement best practices in React development. They also have a deep understanding of state management, performance optimization, and modern front-end architectures.

What are the typical responsibilities and daily tasks for a senior React developer?

As a Senior React Developer, you'll typically be responsible for designing and developing complex user interfaces, optimizing application performance, and mentoring junior developers on best practices. Your daily tasks may include writing clean, maintainable code, reviewing pull requests, collaborating with designers to bring UI/UX concepts to life, and participating in sprint planning or code reviews. You'll often work closely with back-end developers and product managers to align technical solutions with business goals. This role also requires you to stay up to date with emerging technologies and contribute to the continuous improvement of development processes.

What are the key skills and qualifications needed to thrive in the senior React developer position, and why are they important?

To thrive as a Senior React Developer, you need an in-depth understanding of JavaScript, React.js, front-end architecture, and experience with modern web development practices, usually backed by several years in similar roles or a relevant degree. Proficiency with state management libraries (like Redux), RESTful APIs, version control systems (such as Git), and awareness of TypeScript and testing frameworks is often expected. Strong problem-solving abilities, clear communication, and a collaborative mindset set successful candidates apart. These skills ensure the delivery of robust, scalable applications and effective teamwork in dynamic, agile environments.

What cities near Gardner, MA are hiring for Senior React Developer jobs?

Cities near Gardner, MA with the most Senior React Developer job openings:

Senior React Developer jobs near you
Infographic showing various Senior React Developer job openings in Gardner, MA as of June 2026, with employment types broken down into 1% Internship, 3% As Needed, 65% Full Time, 18% Part Time, 12% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $136,034 per year, or $65.4 per hour.

Senior Pega /Java Application Engineer

Worcester, MA • On-site

Interon IT Solutions
See more jobs at Interon IT Solutionsexternal

$56.25 - $73.50/hr

Full-time

Re-posted 14 days ago

Job description

 

Senior Pega /Java Application Engineer

Experience: 8+ years

Visa- USC or GC only
Project: Pega Constellation Implementation
Industry: Property & Casualty Insurance

Job Description

We are seeking a Senior Pega Application Engineer with at least 8 years of hands-on Pega development experience. The consultant will support the implementation and expansion of Pega capabilities across Personal, Commercial, and Specialty Insurance lines.

The project uses Pega Constellation with React for front-end development and Java for back-end services.

Key Responsibilities

  • Design, develop, and implement enterprise applications using Pega.
  • Support Pega 24 and Pega Constellation implementations.
  • Develop custom components using Constellation SDKs and React.
  • Translate business and technical requirements into scalable Pega solutions.
  • Develop and integrate Java/J2EE back-end services.
  • Provide technical guidance to development teams.
  • Perform code reviews and enforce development standards.
  • Troubleshoot application, integration, and environment issues.
  • Collaborate with project managers, architects, QA teams, and offshore resources.
  • Support DevOps, deployments, testing, and multiple application environments.
  • Mentor junior developers and promote knowledge sharing.
  • Identify technical risks and recommend effective solutions.

Required Skills

  • 8+ years of hands-on Pega development experience.
  • Strong experience with Pega 24.
  • Experience with Pega Constellation, Constellation SDKs, and custom component development.
  • 5+ years of Java/J2EE web application development experience.
  • Strong experience with React and JavaScript.
  • Experience with Java, Tomcat, JSON, REST integrations, CSS3, and HTML5.
  • Strong understanding of object-oriented design and development principles.
  • Experience with UX concepts and responsive web application development.
  • Knowledge of Agile methodologies and DevOps tools.
  • Experience with source control, code reviews, build processes, testing, and deployments.
  • Strong troubleshooting, communication, and technical leadership skills.

Preferred Skills

  • Pega Certified Lead System Architect certification.
  • Experience with AngularJS, AJAX, and jQuery.
  • Property and Casualty insurance industry experience.
  • Bachelor’s degree in Computer Science, Computer Engineering, or a related field.