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Frontend Junior Jobs (NOW HIRING)

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 capabilities. * You collaborate closely with product, design, and backend teams to deliver cohesive ...

They are seeking a Frontend Engineer to design and build high-performance React applications, lead technical design for complex features, and mentor junior engineers. Responsibilities : • Design ...

Junior Front End Developer

New York, NY · On-site

$113K - $132K/yr

OPT and EAD can apply Heavy front end development experience - CSS, HTML, JavaScript We are not looking for designers, more so developers who want to focus their attention on front end development.

Senior Front End

Quincy, MA · On-site

$120K - $158K/yr

Provide solid technical documentation for junior developers to follow and code against * Prototype ... of experience in front-end development * A portfolio of web applications showing effective ...

Frontend Developer

Mclean, VA · On-site

$130K/yr

This role requires a strong technical leader who can architect complex frontend systems, mentor junior developers, drive best practices, and effectively utilize technologies such as React, AngularJS ...

Junior Fullstack Developer

Dallas, OR · On-site +1

$67K - $87K/yr

Junior Fullstack Developer Company: Latech Apps Position: Junior Full Stack Developer Location ... You will work on both front-end and back-end development tasks while collaborating with other team ...

About the Job As a Jr. Front-End Web Developer, you'll team up with others in various stacks at Nutshell. You can hone your skills alongside a frontend team that writes for both web and mobile in ...

About the Job As a Jr. Front-End Web Developer, you'll team up with others in various stacks at Nutshell. You can hone your skills alongside a frontend team that writes for both web and mobile in ...

About the Job As a Jr. Front-End Web Developer, you'll team up with others in various stacks at Nutshell. You can hone your skills alongside a frontend team that writes for both web and mobile in ...

They are seeking a Front-End Engineer to design and build scalable services while mentoring junior engineers and contributing to product planning. Responsibilities : • Design and build scalable ...

Junior Front End Developer

Orlando, FL

$62K - $81K/yr

- 6 - 18 months experience in front end web development - Ruby on Rails experience preferred - Excellent logic and programming skills - Strong object-oriented programming skills in JavaScript - Hands ...

Senior Front End Developer

Galway, NY

$116K - $153K/yr

... more junior Front End Developers on best practices. \n \n \n \n \n \n Requirements \n \n \n \n \n \n * 4+ years' experience in Front End Development \n * Experience of using modern JavaScript ...

Provides informal guidance to junior staff * Works with minimal guidance Senior React / Frontend Architect (React, TypeScript, Node.js) We are looking for a Senior React/Frontend Architect with ...

Frontend Developer

Sunnyvale, CA · On-site

$122K - $142K/yr

... • Mentor junior developers and participate in code reviews • Collaborate with DevOps and backend engineers to ensure effective deployment, monitoring, and performance tuning of frontend ...

MI · On-site

$100K - $117K/yr

Job Title : Jr. Front-End Developer Location : Van Buren Township, MI Duration : 6 months (Temp to Perm) Role summary: * The Front End Developer will work with the customer, product owner, UX (User ...

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Frontend Junior information

See salary details

$24K

$89K

$137.5K

How much do frontend junior jobs pay per year?

As of Jun 22, 2026, the average yearly pay for frontend junior in the United States is $88,976.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $87,000.00 per year, depending on experience, location, and employer.

What is the difference between Frontend Junior vs Frontend Developer?

AspectFrontend JuniorFrontend Developer
Required SkillsBasic HTML, CSS, JavaScript, understanding of frameworksProficient in HTML, CSS, JavaScript, frameworks, and best practices
Experience0-1 year1+ years
Work EnvironmentEntry-level projects, supervised tasksFull project involvement, independent problem-solving
CertificationsOptional, beginner coursesRelevant certifications or courses preferred

The main difference between a Frontend Junior and a Frontend Developer lies in experience and responsibility. Junior roles are suited for those starting their careers, focusing on learning and supporting tasks. Frontend Developers have more experience, handle complex projects, and work more independently. Both roles require knowledge of HTML, CSS, and JavaScript, but the Developer role demands a deeper understanding and practical application.

More about Frontend Junior jobs
What cities are hiring for Frontend Junior jobs? Cities with the most Frontend Junior job openings:
What are the most commonly searched types of Frontend jobs? The most popular types of Frontend jobs are:
What states have the most Frontend Junior jobs? States with the most job openings for Frontend Junior jobs include:
Infographic showing various Frontend Junior job openings in the United States as of June 2026, with employment types broken down into 61% Full Time, 33% Part Time, and 6% Contract. Highlights an 77% Physical, 4% Hybrid, and 19% Remote job distribution, with an average salary of $88,976 per year, or $42.8 per hour.

Senior Front End Engineer

Blitzy

Cambridge, MA • On-site

$150K - $185K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 25 days ago


Job description

About Blitzy
Blitzy is a Cambridge, MA based AI software development platform on a mission to revolutionize the software development life cycle by autonomously building custom software to unlock the next industrial revolution. We're transforming how enterprises build software, turning enterprise requirements into production-ready code with an agentic software development platform that can autonomously execute 80% of the quantum of software development work. We're backed by multiple tier 1 investors, and have proven success as founders of previous start-ups.
Location: 1 Kendall Square, Cambridge, MA (On-Site)
Compensation: $150,000 - $185,000
The Role
We're looking for an exceptional Senior Frontend Engineer to join our founding team and lead our frontend engineering efforts. You'll work directly with our CTO to build sophisticated, responsive interfaces that make complex AI capabilities accessible to enterprise developers. This is a hands-on technical leadership role where you'll architect our frontend systems, establish engineering best practices, and mentor junior engineers as we scale.
You'll be the frontend technical authority-making critical architectural decisions, building new platform features, refactoring existing systems, and defining how we approach frontend engineering at Blitzy. You're equally comfortable debugging a complex state management issue, architecting a component library from scratch, or mentoring a junior engineer through their first major feature.
What Success Looks Like
  • You architect and implement sophisticated frontend solutions that handle complex state management, real-time AI agent updates, and intuitive developer workflows.
  • You establish frontend engineering standards, patterns, and best practices that scale with our growing team.
  • You build responsive, performant interfaces that work seamlessly across browsers and devices while maintaining sub-second interaction speeds.
  • You refactor and modernize existing frontend code, eliminating technical debt while shipping new features.
  • You make architectural decisions that balance immediate product needs with long-term scalability and maintainability.
  • You mentor junior frontend engineers, conducting code reviews and elevating the team's technical capabilities.
  • You collaborate closely with product, design, and backend teams to deliver cohesive user experiences.
  • You evaluate and introduce new technologies and frameworks that improve our development velocity and product quality.
  • You maintain high standards for code quality, performance, testing, and accessibility.
  • You become a trusted technical advisor to leadership on all frontend architecture decisions.

Areas of Ownership
As our Senior Frontend Engineer and technical lead, you'll own:
  • Frontend architecture and technical decision-making for our core platform.
  • Refactoring existing frontend systems to improve performance and maintainability.
  • Building new platform features that showcase our AI capabilities to enterprise users.
  • Establishing component library and design system foundations.
  • Setting up testing frameworks and CI/CD pipelines for frontend.
  • Code review processes and engineering standards.

Growing Responsibilities
  • Mentoring and providing technical guidance to junior frontend engineers.
  • Performance optimization and monitoring systems.
  • Frontend infrastructure and build tooling improvements.
  • Cross-team collaboration on API design and integration patterns.
  • Technical documentation and onboarding processes.

Long-term Vision
  • Scaling the frontend engineering team and practices.
  • Defining frontend engineering hiring standards and interview processes.
  • Contributing to product and technical strategy discussions.
  • Building advanced features like real-time collaboration, AI-powered UIs, and developer tools.

Required Experience
  • 10+ years of frontend development experience with a proven track record of building complex, production-grade applications.
  • Expert-level knowledge of modern JavaScript/TypeScript with deep understanding of language features, patterns, and best practices.
  • Deep expertise in React.js and its ecosystem including hooks, context, performance optimization, and modern patterns.
  • Strong understanding of state management (Redux, MobX, Zustand, or similar) and when to apply different patterns.
  • Experience with modern build tools (Webpack, Vite, esbuild, etc.) and their configuration.
  • Proven ability to architect scalable frontend systems that handle complexity while remaining maintainable.
  • Experience with responsive design and cross-browser compatibility, ensuring consistent experiences across devices.
  • Strong understanding of web performance optimization including bundle size, rendering performance, and Core Web Vitals.
  • Experience with frontend testing frameworks and methodologies (Jest, React Testing Library, Playwright, Cypress).
  • Track record of technical leadership including mentoring, code reviews, and establishing engineering standards.

What Makes You Stand Out
  • Experience with GraphQL and real-time data handling (WebSockets, Server-Sent Events).
  • Knowledge of WebAssembly and its applications in frontend development.
  • Experience with micro-frontend architectures or monorepo management.
  • Contributions to open-source projects, especially in the React or JavaScript ecosystem.
  • Experience with advanced animations and complex UI interactions (Framer Motion, React Spring).
  • Deep knowledge of accessibility standards (WCAG) and practical implementation.
  • Experience with design systems at scale and component library architecture.
  • Speaking engagements or technical writing demonstrating thought leadership.
  • Experience at high-growth startups or in technical leadership roles.
  • Experience working effectively with AI coding tools (Blitzy, Copilot, Cursor, Claude, etc.) to accelerate frontend development without compromising code quality or engineering standards.
  • Proven ability to review and validate AI-generated code-identifying subtle logic errors, security gaps, and style inconsistencies that automated tools routinely miss.
  • Track record of writing precise, reusable prompts for frontend tasks including component generation, test writing, refactoring, and PR documentation to get consistent, production-ready output.
  • Experience establishing team-wide processes for AI-assisted development-defining when to use AI, how to review its output, and how to integrate it cleanly into existing PR and code review workflows.

What Makes This Role Different
  • You'll be the first dedicated frontend engineering lead, shaping the entire discipline from the ground up.
  • Direct collaboration with the CTO and founders-your architectural decisions will define how the product scales.
  • You'll build interfaces for one of the most technically ambitious AI platforms in enterprise software development.
  • Competitive compensation ($140K-$165K) with significant equity upside at an early-stage, high-growth startup.
  • Comprehensive benefits including health, dental, vision, 401(k) with match, generous PTO, and parental leave.
  • A clear path to Staff Engineer, Principal Engineer, or Engineering Manager based on your strengths.
  • Modern in-person office in Cambridge's innovation hub at 1 Kendall Square with a strong team culture.

Our Culture
Who we are:
Led by two pioneering co-founders we are one of the fastest growing companies in the U.S., creating our own category of enterprise autonomous software development. We automate thousands of hours of software development for our customers, which includes strong representation within the Fortune 500.
How we work:
We move Blitzy Fast: Time is both our company's and our clients' most precious asset. We move quickly and decisively to innovate internally and deliver exceptional software externally.
Championship Mindset: We operate like a professional sports team. We win as a team by holding ourselves and each other to high standards, collaborating in-person, and remaining focused on the mission.
Passion for Invention: We're pushing the frontier of what's possible, requiring constant innovation and iteration.
We Work for the Customer: We focus on delivering outsized value to the customers we work with and expanding those relationships into deep, meaningful partnerships.
We believe in being 'everyday athletes'-taking care of ourselves so we can bring our best minds to work. We promote great sleep, movement, and restorative activities for optimal mental performance. It makes for a happier and more productive team.
Blitzy is an equal opportunity employer committed to building a diverse and inclusive team. We believe different perspectives make us stronger.