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Senior Javascript Engineer Jobs in Needham, MA (NOW HIRING)

Harvard University

Senior Software Engineer

Boston, MA

$133K - $175K/yr

The Senior Software Engineer uses Oracle APEX, JavaScript, jQuery, CSS, and web services to rapidly deliver secure, user-focused web applications and reports. This role employs REST design principles ...

Harvard University

Senior Software Engineer

Boston, MA · On-site

$59/hr

The Senior Software Engineer uses Oracle APEX, JavaScript, jQuery, CSS, and web services to rapidly deliver secure, user-focused web applications and reports. This role employs REST design principles ...

The Grommet

Senior Software Engineer

Somerville, MA · On-site

$133K - $176K/yr

The Sr. Software Engineer role is responsible for developing object-oriented applications with PHP ... Demonstrable knowledge of modern web technologies, including Javascript, HTML and CSS * Mastery of ...

SevenAI

Senior Frontend Engineer

Boston, MA · On-site

$133K - $183K/yr

We are seeking a Senior Frontend Engineer to join our core team. In this role, you'll take ... JavaScript and TypeScript. * Strong experience with frontend architecture, APIs and performance ...

Hologic Inc.

Senior Applied AI Engineer

Marlborough, MA

$108K - $148K/yr

Senior Applied AI Engineer Role Summary We are hiring a Senior Applied AI Engineer to help us find ... Solid programming skills in Python, JavaScript/TypeScript, C#, or a similar language, plus a ...

Hologic, Inc.

Senior Applied AI Engineer

Marlborough, MA · On-site

$94.30 - $147.40/hr

Senior Applied AI Engineer Role Summary We are hiring a Senior Applied AI Engineer to help us find ... Pick the right approach for each problem, whether that's custom code (Python, JavaScript/TypeScript ...

Hologic

Senior Applied AI Engineer

Marlborough, MA · On-site

$108K - $148K/yr

Senior Applied AI Engineer Role Summary We are hiring a Senior Applied AI Engineer to help us find ... Solid programming skills in Python, JavaScript/TypeScript, C#, or a similar language, plus a ...

Venus Consultancy

Senior Frontend Engineer

Cambridge, MA · On-site

$133K - $184K/yr

Senior Frontend Engineer (React.js) Team: Strategic Development Team Location: Cambridge (In-person ... Strong hands-on experience with React.js and modern JavaScript/TypeScript * Proficiency in ...

7AI

Senior Frontend Engineer

Boston, MA · On-site

$133K - $183K/yr

Sevenai is seeking a Senior Frontend Engineer to join their core team, focusing on designing and ... in JavaScript and TypeScript. • Strong experience with state management, frontend architecture ...

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All JobsJavascript Engineer JobsSenior Javascript Engineer JobsSenior Javascript Engineer Jobs in Needham, MA

Senior Javascript Engineer information

See Needham, MA salary details

$136.2K

$182.6K

$208.1K

How much do senior javascript engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for senior javascript engineer in Needham, MA is $182,556.00, according to ZipRecruiter salary data. Most workers in this role earn between $169,900.00 and $196,600.00 per year, depending on experience, location, and employer.

What does a senior JavaScript engineer do?

A Senior JavaScript Engineer is responsible for designing, developing, and maintaining complex web applications using JavaScript and related technologies. They often lead development teams, make architectural decisions, and ensure best coding practices are followed. In addition to writing code, they may mentor junior developers, review code for quality, and collaborate with cross-functional teams to deliver high-quality software solutions.

What are some common challenges faced by senior JavaScript engineers when leading projects with cross-functional teams?

Senior JavaScript Engineers often encounter challenges such as aligning frontend and backend development timelines, ensuring code quality across distributed teams, and effectively communicating complex technical concepts to non-technical stakeholders. Managing dependencies between various team members and integrating new technologies or frameworks can also present difficulties. Successful engineers overcome these challenges by fostering clear communication, implementing robust documentation, and promoting collaborative problem-solving within agile workflows.

What are the key skills and qualifications needed to thrive as a senior JavaScript engineer?

To thrive as a Senior Javascript Engineer, you need deep expertise in JavaScript, modern front-end frameworks (like React or Angular), and a solid grasp of software engineering principles, typically supported by a degree in computer science or equivalent experience. Familiarity with build tools (Webpack, Babel), version control systems (Git), and automated testing frameworks is crucial for efficient development. Strong problem-solving skills, effective communication, and leadership abilities help you mentor team members and collaborate on complex projects. These skills are vital for delivering high-quality, scalable applications and driving innovation within development teams.
What cities near Needham, MA are hiring for Senior Javascript Engineer jobs? Cities near Needham, MA with the most Senior Javascript Engineer job openings:
Senior Javascript Engineer jobs near you
Infographic showing various Senior Javascript Engineer job openings in Needham, MA as of August 2026, with employment types broken down into 87% Full Time, 7% Part Time, 1% Temporary, and 5% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $182,556 per year, or $87.8 per hour.

Sr React Software Engineer

Branding Brand

Woonsocket, RI • On-site

Full-time

Retirement, PTO

Re-posted 26 days ago

Job description

Salary: $100k-$110k annually

Sr React Software Engineer


Branding Brand is searching for a Sr Software Engineer to help create mobile apps and sites for an international portfolio of high-profile brands in retail and hospitality. Ideal candidates are skilled in React and have API / web server experience. TypeScript, Native iOS, or Android knowledge, and Node / AWS experience is a plus. This is a hybrid position where you will be required to go into an office in Woonsocket, RI a few days a week and work from home the other days.

Responsibilities:

  • Develop and maintain modern web applications using React, TypeScript, and JavaScript
  • Build reusable UI components and ensure consistency across applications
  • Integrate APIs and manage client-side state efficiently
  • Participate in design reviews, code reviews, and sprint planning
  • Optimize applications for performance, accessibility, and responsiveness
  • Collaborate closely with UX, backend, and product teams in a large-team environment
  • Work with senior developers and architects to produce world-class mobile e-commerce experiences used by over 10 million visitors a day
  • Contribute to the evolution of our technology
  • Take web and app projects from mock-ups to completion
  • Develop mobile frameworks and toolkits
  • Develop enterprise React applications
  • Work closely with Designers, Quality Assurance Engineers, and Account/Project Managers to communicate status of projects
  • Work with bug tracking/project management software suites, including Jira
  • Implement secure coding best practices and participate in ongoing security training and awareness

Qualifications:

  • Strong background in web languages and technologies: React.js, React Native, Javascript, TypeScript, Node.js
  • Strong knowledge of HTML, CSS, JavaScript, and modern ES6+ features
  • Experience with state management (Redux, Zustand, or TanStack Query)
  • Familiarity with component-driven architecture and reusable design patterns
  • Experience working in large engineering teams and enterprise-scale applications
  • Solid understanding of performance optimization and debugging tools
  • Understanding of functional programming
  • Ability to transform design mockups and wireframes into functional components
  • Strong skill-set in creative problem solving
  • Background in iOS and Android is a definite plus, but not required
  • A solid foundation in Computer Science, with strong competencies in data structures, algorithms, and software design
  • Prior experience in test-driven development is a plus
  • Prior experience in retail or hospitality technology is a plus
  • Prior experience in mobile e-commerce is a plus
  • Experience with Git source control
  • Experience with bash/command line is a plus
  • Experience with GraphQL and RESTful APIs is a plus
  • Experience with Micro Frontends / Module Federation
  • Knowledge of CI/CD pipelines and build tools (Webpack, Vite, Rsbuild)
  • Exposure to design systems and UI libraries

About Us:

Branding Brand launched in 2008 as an interactive marketing firm and quickly evolved into the largest and fastest-growing provider of mobile commerce apps and sites for retailers.

Branding Brand is a supporter of the Whitehouse Equal Pay Pledge, and a Top Workplaces award winner. All Branders enjoy unlimited PTO, a 401(k) matching program, paid leave for new parents, and sponsorship.

Branding Brand is also an equal opportunity employer. We seek applicants of diverse backgrounds and hire without regard to race, color, gender, religion, national origin, ancestry, citizenship, individuals with disabilities, age, sexual orientation, protected veterans, or any other characteristic protected by law.

The salary range for this position is $100,000 - $110,000 per year.