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Junior Javascript Jobs in Boston, MA (NOW HIRING)

ICONSTAFF

Principal Software Engineer

Boston, MA · On-site +1

$145K - $175K/yr

Mentor junior engineers Success Metrics * Delivery of high-quality features * System reliability ... Proficiency in JavaScript (TypeScript), SQL, React, Next.js * Experience with AWS (ECS, Lambda ...

Blitzy

Senior Front End Engineer

Cambridge, MA · On-site

$150K - $185K/yr

You mentor junior frontend engineers, conducting code reviews and elevating the team's technical ... Expert-level knowledge of modern JavaScript/TypeScript with deep understanding of language features ...

ZoomInfo Technologies LLC

Software Engineer III

Waltham, MA · Hybrid

$62 - $83.25/hr

Responsible for conducting code reviews for peers and junior engineers on the team. * Work for a ... and JavaScript along with data structures. * Hands-on experience designing and managing ...

PROLIM Global Corporation

Java Full Stack Developer

Boston, MA · On-site

$57.25 - $73.75/hr

... CSS3, and JavaScript. • Collaborate with cross-functional teams to gather requirements and ... mentor junior developers, and enforce coding standards. • Automate build and deploy pipelines ...

twenty80.io

Senior Full Stack Software Engineer

Boston, MA · On-site +1

$160K - $210K/yr

Mentor junior engineers and contribute to a strong engineering culture Tech Environment The ... Strong full stack experience with modern JavaScript/TypeScript * Proven experience building and ...

Leader Bank

Senior Full Stack Developer

Arlington, MA · On-site

$85K - $110K/yr

... as Vue.js, JavaScript, Python, RESTful APIs, relational databases, and AWS cloud services. In ... Mentor junior developers, promote engineering best practices, and contribute to a culture of ...

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 ... The role serves as a technical liaison to internal and external stakeholders, mentors junior staff ...

Lorvenk Technologies LLC

Java Developer

Boston, MA · On-site

$55.50 - $71.75/hr

Mentor junior level developers and direct others while promoting a spirit of partnership and ... Experience with JavaScript based systems such as AngularJS, ExpressJS, NodeJS or ReactJS. * SQL ...

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All JobsJavascript JobsJunior Javascript JobsJunior Javascript Jobs in Boston, MA

Junior Javascript information

See Boston, MA salary details

$8

$29

$51

How much do junior javascript jobs pay per hour?

As of Aug 23, 2026, the average hourly pay for junior javascript in Boston, MA is $29.29, according to ZipRecruiter salary data. Most workers in this role earn between $17.74 and $36.06 per hour, depending on experience, location, and employer.

What does a junior JavaScript developer do?

A Junior JavaScript Developer is responsible for assisting in the development of web applications and websites using the JavaScript programming language. They typically work under the guidance of more experienced developers and help with writing, testing, and debugging code. Their tasks often involve implementing interactive features, fixing bugs, and learning modern JavaScript frameworks and tools. This role is ideal for those who are starting their career in web development and want to build their skills in front-end or full-stack development.

What are the key skills and qualifications needed to thrive as a junior JavaScript developer?

To thrive as a Junior JavaScript Developer, a solid understanding of JavaScript fundamentals, HTML, and CSS is essential, often supported by a relevant degree or coding bootcamp experience. Familiarity with code editors (like VS Code), version control systems (such as Git), and frameworks like React or Angular is commonly required. Strong problem-solving skills, attention to detail, and effective communication help junior developers collaborate and learn quickly within teams. These abilities enable efficient code development, integration, and adaptation in dynamic software environments.

What are some common challenges a junior JavaScript developer might face when joining a new development team?

As a Junior JavaScript Developer, you may encounter challenges such as adapting to unfamiliar codebases, learning team-specific workflows, and understanding version control practices like Git. Collaborating with more experienced developers can be both a learning opportunity and a challenge, especially when it comes to grasping advanced JavaScript concepts or frameworks used by the team. To succeed, it's helpful to communicate openly, ask questions, and take advantage of any onboarding resources or mentorship programs your company may offer.

What is the difference between Junior Javascript vs Junior Frontend Developer?

AspectJunior JavascriptJunior Frontend Developer
Required SkillsBasic JavaScript, HTML, CSSJavaScript, HTML, CSS, UI/UX basics
CertificationsNone typically requiredOptional certifications in web development
Work EnvironmentEntry-level projects, learning-focusedDeveloping user interfaces, collaborating with designers
Industry UsageCommonly used in tech companies, startupsSame as Junior Javascript, often overlapping roles

Junior Javascript focuses on core JavaScript skills, while Junior Frontend Developer encompasses a broader skill set including UI/UX basics. Both roles are entry-level and often overlap, but the Frontend Developer role may involve more design and user interface tasks.

What are the most commonly searched types of Javascript jobs in Boston, MA?

The most popular types of Javascript jobs in Boston, MA are:

What are popular job titles related to Junior Javascript jobs in Boston, MA?

For Junior Javascript jobs in Boston, MA, the most frequently searched job titles are:

What job categories do people searching Junior Javascript jobs in Boston, MA look for?

The top searched job categories for Junior Javascript jobs in Boston, MA are:

Junior Javascript jobs near you
Infographic showing various Junior Javascript job openings in Boston, MA as of August 2026, with employment types broken down into 1% Internship, 83% Full Time, 5% Part Time, and 11% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $60,913 per year, or $29.3 per hour.

Principal Software Engineer

ICONSTAFF

Boston, MA • On-site, Remote

$145K - $175K/yr

Full-time

Re-posted 2 days ago

Job description

Principal Software Engineer


Help expand access to high-quality behavioral health care for students and families. Our engineering team builds technology that drives clinical excellence and operational efficiency.

We’re seeking a Senior Software Engineer to design and build scalable systems that support real-world mental health care delivery. This is an individual contributor role with strong cross-functional collaboration.


What You’ll Do

  • Design, build, and maintain scalable, secure systems across front-end, back-end, and data layers
  • Develop infrastructure-as-code (CDK) to improve reliability and security
  • Partner with Product and Engineering to deliver features and technical solutions
  • Monitor, debug, and optimize system performance


Systems & Integrations

  • Build data pipelines and integrations (EHRs, student systems, internal tools)
  • Improve workflow automation and operational efficiency
  • Ensure HIPAA-compliant architecture and data protections


Collaboration & Leadership

  • Work closely with Product and Engineering leadership
  • Translate requirements into scalable solutions
  • Mentor junior engineers


Success Metrics

  • Delivery of high-quality features
  • System reliability, security, and data integrity
  • Efficiency gains from automation
  • Successful system integrations
  • Internal stakeholder satisfaction


Qualifications (Required)

  • 7+ years building data-intensive platforms
  • Strong system architecture, cloud, and API experience
  • Proficiency in JavaScript (TypeScript), SQL, React, Next.js
  • Experience with AWS (ECS, Lambda, CloudFormation, Cognito), MongoDB/DocumentDB
  • Familiarity with testing frameworks (e.g., Jest)
  • Strong communication skills


Preferred

  • Healthcare/HIPAA experience
  • EdTech or school systems experience
  • React Native or mobile development
  • Startup or high-growth experience


Who You Are

Curious, proactive, and collaborative. You take ownership, navigate complexity, and build reliable systems that matter.


Why Join

  • Mission-driven impact on student mental health
  • Collaborative engineering culture
  • Opportunity to shape core systems
  • Flexible remote/hybrid work