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Senior Javascript Developer Jobs in Boston, MA (NOW HIRING)

Cygnus Professionals, Inc.

Senior UI Developer

Boston, MA

$65.25 - $84.50/hr

Heavy senior-level experience working with Javascript library React.js as well as strong with at least one of following - Ext JS, AngularJS, Backbone.js, Bootstrap. A passion for building meaningful ...

ICONSTAFF

Senior Platform Engineer

Cambridge, MA · Remote

$120K - $200K/yr

Build internal tooling and abstractions for developer productivity. * Design CI/CD pipelines using ... Troubleshoot issues across multiple systems (Python, JavaScript, SQL). Requirements * 5+ years in ...

SofTec Solutions

Sr. Java Developer

Waltham, MA · On-site

$61.75 - $78.75/hr

Job Title: Sr. Java Developer Terms: 6+ Contract Location: Boston, MA (Waltham, MA) Description ... spent using JavaScript, CSS3, HTML5, JQuery • 20% Java/JSP • Must be systematic in your ...

Capital One

Sr. Distinguished Engineer

Cambridge, MA

$114K - $156K/yr

Sr. Distinguished Engineer As a Sr. Distinguished Engineer at Capital One, you will be a part of a ... Web technologies (JavaScript, TypeScript and SPA frameworks) * Full ML development lifecycle using ...

Husch Blackwell Llp

Senior ServiceNow Developer

Boston, MA · On-site +1

$58.75 - $80.75/hr

The Senior ServiceNow Developer serves as a senior technical contributor for the ServiceNow ... Deep expertise in workflow design, scripting (JavaScript), platform administration, server ...

iRobot

Sr. DevOps Build/Tools Engineer

Bedford, MA · On-site

$97K - $139K/yr

Salary Range: $97,500.00 - $139,000.00 Introduction iRobot is seeking a Sr. DevOps Engineer to join ... Python and Node/ JavaScript proficiency * Extensive experience designing, operating, and ...

New

InterSystems

Senior Applications Developer

Boston, MA · On-site

$104K - $143K/yr

They are seeking a Senior Applications Developer to design and develop applications for both ... JavaScript. • Demonstrate competence in designing modern web applications based on REST and ...

Symbotic

Senior Software Engineer

Wilmington, MA · On-site

$133K - $176K/yr

They are looking for a Senior Software Engineer to support the core user interfaces and software ... NET and WPF, with contributions to JavaScript/React codebases. • System Maintenance & Support:

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All JobsJavascript Developer JobsSenior Javascript Developer JobsSenior Javascript Developer Jobs in Boston, MA

Senior Javascript Developer information

See Boston, MA salary details

$33

$65

$86

How much do senior javascript developer jobs pay per hour?

As of Jul 22, 2026, the average hourly pay for senior javascript developer in Boston, MA is $65.62, according to ZipRecruiter salary data. Most workers in this role earn between $58.75 and $74.71 per hour, depending on experience, location, and employer.

What is a Senior Javascript Developer job?

A Senior JavaScript Developer is a highly experienced programmer specializing in JavaScript, including frameworks like React, Angular, or Node.js. They are responsible for designing, developing, and optimizing web applications, ensuring high performance and maintainability. Additionally, they provide technical leadership, mentor junior developers, and collaborate with cross-functional teams to deliver scalable solutions. Strong problem-solving skills, deep knowledge of JavaScript best practices, and experience with modern development tools are essential for this role.

What are typical challenges faced by Senior Javascript Developers in day-to-day work?

Senior Javascript Developers often encounter complex challenges such as optimizing web application performance, ensuring code scalability and maintainability, and integrating with diverse APIs and services. They are also expected to troubleshoot legacy code and address security vulnerabilities, all while keeping up with the rapidly evolving JavaScript ecosystem. Collaborating with designers, product managers, and junior developers can add layers of complexity to project requirements. However, overcoming these challenges is rewarding and provides opportunities to shape technical strategy and influence best practices within the team.

What are the key skills and qualifications needed to thrive in the Senior Javascript Developer position, and why are they important?

To thrive as a Senior Javascript Developer, a strong command of JavaScript (including ES6+), advanced front-end frameworks (like React, Angular, or Vue), and back-end technologies (such as Node.js) are essential, along with several years of professional coding experience. Familiarity with version control systems (like Git), CI/CD pipelines, and relevant certifications (e.g., AWS Certified Developer or JavaScript certifications) is highly valued. Excellent problem-solving abilities, mentorship skills, and effective communication help developers collaborate and lead within cross-functional teams. These skills enable Senior Javascript Developers to build robust applications, guide junior team members, and drive innovation in fast-paced tech environments.

What are the most commonly searched types of Javascript Developer jobs in Boston, MA? The most popular types of Javascript Developer jobs in Boston, MA are:
What are popular job titles related to Senior Javascript Developer jobs in Boston, MA? For Senior Javascript Developer jobs in Boston, MA, the most frequently searched job titles are:
What job categories do people searching Senior Javascript Developer jobs in Boston, MA look for? The top searched job categories for Senior Javascript Developer jobs in Boston, MA are:
What cities near Boston, MA are hiring for Senior Javascript Developer jobs? Cities near Boston, MA with the most Senior Javascript Developer job openings:
Senior Javascript Developer jobs near you
Infographic showing various Senior Javascript Developer job openings in Boston, MA as of July 2026, with employment types broken down into 81% Full Time, 6% Part Time, 1% Temporary, and 12% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution, with an average salary of $136,498 per year, or $65.6 per hour.
Senior Applications Developer

Senior Applications Developer

Rxadvance Corporation

Southborough, MA • On-site

$100K - $140K/yr

Full-time

Posted 28 days ago

Job description

Company Overview:

Join us in our mission to transform healthcare! nirvanaHealth (under RxAdvance Corp.) is committed to bringing the art of the possible to the payer and PBM industries. We invest in our employees at every stage of life. Success radiates across all levels of our organization, driven by competitive benefits and a strong focus on employee wellness, we aim to support all aspects of employee growth.

Characterized by curiosity, innovation, and an entrepreneurial mindset, nirvanaHealth is the first to offer medical and pharmacy benefit management solutions that run on the same platform, made possible by our creation, Aria – the first robotic process automation cloud platform designed for healthcare.

Under the leadership of our Chairman John Sculley, former Apple CEO, and our President & CEO Ravi Ika, nirvanaHealth endeavors to sizably reduce the $1 trillion in waste in healthcare administrative and medical costs. We are seeking self-determined players to join our team – folks who embrace the grind and hustle of a growing company, are collaborative and innovative, are life-long learners and growers, and have an entrepreneurial and positive mindset.

Job Summary:

Senior Applications Developer will work alongside the .Net development team in finding solutions based upon the client’s needs. He or she is responsible for developing software solutions under the direction of the application architect and their manager. He or she will be responsible for the technical quality, success, and timely delivery of all assignments. He or she will manage multiple technical development projects and will collaborate with both onshore and offshore teams.


Job Responsibilities:

  • Develop interactive, dynamic and scalable web applications
  • Develop secure, scalable APIs and services
  • Work with a team of .NET developers to successfully deliver projects that meet client satisfaction, budget, and quality targets
  • Coding and testing change requests according to design documents and user stories.
  • Be versed in OOP/SOLID development concepts.
  • Understand the Microsoft and .Net Framework technologies: C#, MVC, .Net Core, Web Services and Windows services.
  • Understand various database technologies: Oracle, T-SQL, PL/SQL, MongoDB
  • Understand web development: HTML/CSS/JavaScript, Angular
  • Understand Node.JS for the development of APIs and services
  • Work with team members to solve any bugs or issues on projects
  • Design and develop custom applications to support a variety of initiatives
  • Assess and develop long-term strategic goals for code quality, organization, and automation
  • Build and extend relational and document databases and associated code objects to support applications
  • Provide production applications support, as assigned



Qualifications:
  1. Education and/or Training:
    • BS in Computer Science or Engineering required, master’s degree in computer science or related fields preferred
  2. Professional Experience:
    • 4 – 8 years of hands-on, full stack development experience in C#, MVC, .Net Core, Oracle, T-SQL, PL/SQL, MongoDB, HTML/CSS/JavaScript, Angular, Node.js
    • 2 – 6 years of experience working on projects within the Agile framework
    • Experience in utilizing Telerik suite, including Kendo
    • Successful record of high performance and strong leadership skills
    • Strong interest in the healthcare industry and healthcare technology



  1. Specialized Skills:
    • Strong knowledge of Software Development Life Cycle (SDLC) with Object Oriented Programming (OOP) approach
    • Must have the ability to remain detail-oriented while working in a fast-paced environment
    • Must be able to work well in teams
    • Creativity and problem-solving skills are critical



  1. Technical Skills:
    • Experience with Oracle 19c and above
    • Experience authoring complex SQL queries against multiple RDBMS platforms, such as Oracle, SQL Server, and MySQL
    • Experience with the .Net Framework and other mentioned technologies used for development