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48 junior web developer jobs at 31 companies in Lynn, MA

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
2w
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Software Engineer: Web Developer
Cambridge, Massachusetts, United States
$110k/yr OnsiteFull Time
Nanobiosym
Nanobiosym: Portable nanotechnology platforms for rapid, real-time disease detection.
Bachelor's degree in CS or related; strong HTML, CSS, JavaScript; experience with Vue, React or Angular; CMS knowledge (WordPress/Joomla); UI/UX and graphic design skills; REST API development; Agile and test-driven practices.
HTML, CSS, JavaScript, Vue, React, Angular, WordPress, Joomla, REST API, CI/CD, git, GitHub, GitLab, Jenkins
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1d
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Back-End Web Developer
Boylston, Massachusetts, United States
$80k-$92k/yr OnsiteFull Time
Rand-Whitney
Rand-Whitney: Manufacturer of custom corrugated packaging and recycled linerboard.
2+ YOEBachelor's degree plus 2+ years developing back-end applications with Python; experience with IIS, API integrations, secure development, and ColdFusion preferred.
Python, ColdFusion, IIS, RESTful APIs, SSL, PHP, React, Angular
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1d
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Back-End Web Developer
Boylston, Massachusetts, United States
$80k-$92k/yr OnsiteFull Time
The Kraft Group: Operates professional sports teams, stadiums, and paper manufacturing businesses.
2+ YOEBachelor's in CS or related,2+ years Python/back-end experience,ColdFusion and IIS experience preferred,knowledge of secure development,API integrations and SSL management.
Python, ColdFusion, IIS, PHP, React, Angular, RESTful APIs
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1w
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Fall 2026: CodeShark, D2C Digital Experience Web Development (August through December 2026)
Needham, Massachusetts, United States
$26-$35/hr HybridFull Time, Internship
SharkNinja
SharkNinjaNYSE: SN: Designs and sells household appliances and beauty technology products
Currently enrolled in or recently graduated from a bachelor's/master's program; strong HTML,CSS,JavaScript/TypeScript; modern framework (React or Vue); Git, Jira, Figma literacy; AI-tool experience (Claude Enterprise); QA basics; strong communication.
Claude Enterprise, HTML, CSS, JavaScript, TypeScript, React, Vue, Git, Jira, Figma
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2w
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Strong Junior QA Manual Engineer
Georgia or Boston
RemoteFull Time
NineTwoThree AI Studio
NineTwoThree AI Studio: Designing and engineering custom AI-powered web and mobile applications.
1.5+ YOE1.5+ years QA or software engineering experience; manual testing of web and mobile apps; knowledge of QA processes, test design, Rest API testing, completed QA courses, and upper-intermediate English.
Rest API
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1mo
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Temporary Computer Science Developer
Worcester, Massachusetts, United States
$22/hr HybridPart Time, Temporary
Worcester Polytechnic Institute
Worcester Polytechnic Institute: Private research university focused on science, engineering, and technology.
Experience with web development including server-side languages (PHP), LAMP stack, Angular, and REST APIs; Drupal familiarity and professional page design preferred.
PHP, LAMP, Angular, REST APIs, Drupal
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1mo
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Software Engineer
United States or Boston or New York City or Denver
$110k-$125k/yr RemoteFull Time
Spoiler Alert
Spoiler Alert: SaaS platform for managing and liquidating surplus food inventory.
2+ YOE2+ years professional software engineering experience; full‑stack web development using TypeScript, React, Express, and MongoDB; strong testing, collaboration, and productive use of AI coding tools.
TypeScript, React, Express, MongoDB
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1mo
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Data Acquisition Engineer
London or Boston or Victoria
HybridFull Time
Opensignal
Opensignal: Provides independent data on global mobile and broadband experiences.
2+ YOE2+ years PHP development and web-scraping experience; experience with WebDriver/Chromedriver and Guzzle; testing, debugging, and maintaining production scrapers at scale; ability to work with multilingual websites.
PHP, WebDriver, ChromeDriver, Guzzle
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23h
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Software Engineer - Harvard, MA
Boston, Massachusetts, United States
$85k-$105k/yr HybridFull Time
V2X
V2XNYSE: VVX: Provides logistics, facility management, and mission support services.
0+ YOEEarly-career engineer (<5 years) with B.S. in CS/CE, experience in C#, C/C++, Python, relational databases, containerization (Docker/Kubernetes), web technologies, and common development tools.
SQL Server, Oracle, PostgreSQL, C#, Windows, IIS, .NET, C, C++, Linux, Unix, Angular, React, Python, Docker, Kubernetes, Git, GitHub, Bitbucket, Jenkins, Visual Studio, VS Code, HTML, CSS, JSON, XML, TCP/IP, HTTP, REST, SOAP, SQL, Jira, Confluence
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2w
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Software Development Engineer II, Search Platform
Boston, Massachusetts, United States
$112k-$141k/yr HybridFull Time
CarGurus
CarGurusNASDAQ: CARG: Operates an online marketplace for buying and selling vehicles.
2+ YOE2+ years professional software development; Java preferred; experience with concurrency, multi-threading, web and event-driven architectures; caching and performance optimization; search frameworks preferred; data-driven decision making.
Java
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2d
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Software Engineer II - GTEx Group
Cambridge, Massachusetts, United States
$92k-$123k/yr OnsiteFull Time
Broad Institute
Broad Institute: Conducts genomic research to understand and treat human diseases.
2+ YOEBachelor's in CS or related,2+ years software engineering,full-stack web development,typed Python stack (Pandas/Polars),cloud experience (Google Cloud),Typescript/JavaScript,React or Vue3,D3,excellent communication.
Pandas, Polars, Google Cloud Platform, GKE, App Engine, GCS, Typescript, JavaScript, React, Vue3, HTML5, CSS Modules, D3, Pydantic, FastAPI, StoryBook, Python
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3d
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Front End Development Engineer, Automation Integration Technologies
Austin or Bellevue or Arlington or North Reading
$144k-$194k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
2+ YOE2+ years professional front-end/web/mobile development using JavaScript, HTML, CSS; CS fundamentals; experience with Angular or React; familiarity with TypeScript/Node and AWS preferred.
JavaScript, HTML, CSS, Angular, React, TypeScript, Node, AWS
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3w
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Software Engineer
Columbus or Boston or Chicago or Austin or Los Angeles or United States or Canada or United Kingdom or Australia
$125k-$165k/yr HybridFull Time
Loop Returns
Loop Returns: Software platform automating e-commerce returns and post-purchase experiences.
2+ YOE2+ years building web applications, backend services, or APIs. Experience using AI agents in engineering workflows, testing and CI/CD, and familiarity with PHP/Laravel, Vue.js, AWS Serverless, MySQL, or DynamoDB is a plus.
Claude Code, Cursor, PHP, Laravel, Vue.js, MySQL, DynamoDB, Kubernetes, AWS, Serverless, CI/CD, lambdas
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1mo
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Software Engineer II (Canton, MA, US, 02021)
Canton or Minneapolis
$79k-$120k/yr HybridFull Time
SICK
SICK: Manufacturer of intelligent sensor solutions for industrial automation.
2+ YOE2+ years software development, bachelor’s in CS/EE/Software Eng or equivalent, proficiency in C++/Python/Lua, multithreading, Git and CI/CD, web fundamentals, machine vision/ML experience, English fluency, travel up to 5%.
C++, Python, Lua, Git, CI/CD, HTML, CSS, JavaScript, REST/JSON, HTTP, GitHub Copilot, Claude Code
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1w
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Software Engineer
Boston or Encinitas
$124k-$168k/yr OnsiteFull Time
Paperless Parts
Paperless Parts: Cloud-based quoting software for custom part manufacturers.
2+ YOE2+ years coding experience, bachelors or equivalent, experience with modern web stacks (Python/TypeScript/React), API design, SQL, cloud (AWS/Azure/GCP), Docker and CI/CD, strong communication and collaboration skills.
Python, Django, FastAPI, TypeScript, React, PostgreSQL, AWS, Node, Express, Java, Spring, SQL, Docker, Jenkins, Cursor, Claude Code
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1mo
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Bioinformatics Engineer
Boston, Massachusetts, United States
$75k-$82k/yr HybridFull Time
Dana-Farber Cancer Institute
Dana-Farber Cancer Institute: Provides comprehensive cancer treatment and conducts oncological research.
0+ YOEBachelor's degree required; MS/PhD preferred; 0-2 years experience; Perl/Python/Java; R; SQL; biology data analysis.
Perl, Python, Java, R, SQL, Web development, Databases
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1mo
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Software Engineer, Feature Team
Boston or United States
$135k-$150k/yr HybridFull Time
Smartleaf
Smartleaf: Personalized, tax-optimized portfolio management for wealth advisory firms.
2+ YOE2+ years building production web applications; strong JavaScript and Ruby on Rails (or similar MVC) experience; solid computing fundamentals; Linux/bash competency; strong communication; must be authorized to work in the U.S.
Ruby on Rails, Javascript, Stimulus, React, PostgreSQL, Debian Linux, bash
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1mo
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Site Reliability Engineer
Boston, Massachusetts, United States
$131k-$174k/yr HybridFull Time
Klaviyo
KlaviyoNYSE: KVYO: Customer data platform for e-commerce marketing and automation.
2+ YOEBachelor's in CS or related plus 2 years experience (Master's acceptable). Experience with Python, Go, Bash, Django, Amazon Web Services (AWS), MySQL, Kubernetes, Terraform, Apache Pulsar, Redis, and ArgoCD required.
Python, Go, Bash, Django, Amazon Web Services (AWS), MySQL, Kubernetes, Terraform, Apache Pulsar, Redis, ArgoCD
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1mo
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Full-Stack Engineer (SF)
San Francisco or Boston
$150k-$225k/yr HybridFull Time
General Medicine
General Medicine: An online store for upfront-priced medical care and consultations.
2+ YOE2+ years building web apps as a full-stack engineer; proficiency with modern infra; experience with AWS, Ruby on Rails, NextJS; ability to write SQL, own QA, and work with EHR integrations.
AWS, Ruby on Rails, NextJS, SQL, EHR, LLMs
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3w
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Java Software Engineer, K4B
Concord, Massachusetts, United States
$100k-$110k/yr HybridFull Time
KAYAK
KAYAK: Global travel search engine for flights, hotels, and rentals.
2+ YOE2+ years Java experience, strong fundamentals in data structures, algorithms and software design; familiarity with relational databases, Unix shell scripting, Spring/MyBatis, DOM/XPath/jQuery/CSS, REST/SOAP APIs and machine learning; strong communication and teamwork.
Java, MySQL, Oracle, Unix shell scripting, Spring, MyBatis, DOM, XPath, jQuery, CSS, REST, SOAP, Web Service, Machine Learning
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