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Javascript Developer Jobs in Hellertown, PA, US
210+ javascript developer jobs from 100+ companies hiring in Hellertown, PA, US.
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UI/UX Engineer
Princeton, New Jersey, United States
$94k-$113k/yr OnsiteAll Commitments Available
Deep UI/UX expertise with modern web tech, mentorship, and leadership to drive frontend product design and development.
HTML5, CSS3, JavaScript, React, Vue.js, Angular, Figma, Git, Webpack, Vite, Jest, Cypress, AWS, Azure, GCP, CI/CD, REST APIs
1mo
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Digital Content Developer
West Chester, Pennsylvania, United States
OnsiteFull Time
Technical Lead for digital content development; strong HTML/CSS/JavaScript, AEM/CMS, Adobe Target; able to coordinate with UX/IT; 24-hour on-call; Wednesday-Saturday, 3pm-1am.
AEM, CMS, HTML, CSS, JavaScript, JSON, Adobe Target, JQuery, PHP, JSP
1w
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US E- GPS Consulting Services- Senior Salesforce Developer- Customer/S&S- USDC (AS)
Gilbert or Lake Mary or Mechanicsburg or Atlanta or Charlotte or Dallas or Houston or Philadelphia
HybridFull Time
7+ YOE7+ years IT experience with Salesforce development; Bachelor's degree; strong JavaScript, Salesforce modules, APIs; hybrid US Delivery Center work.
Apex, Visualforce, Lightning Web Components, Lightning Design System, Salesforce DX, Git, Jenkins, Jira, REST APIs, SOAP APIs, OAuth
2mo
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Full Stack Engineer
Boston or Princeton
$140k-$155k/yr HybridFull Time
5+ YOESenior software engineer with 5+ years of web app development in C#/ .NET, full stack experience, AWS, and modern front-end tech.
C#/.NET, .NET Core, MVC, WebAPI, IIS, JavaScript, React, Angular, HTML, CSS, AWS, EC2, ALBs, RDS, Beanstalk, API Gateway
2w
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Software Engineer - Federal Geospatial (Hub-Remote: DC or Philly Metro)
Alexandria or Philadelphia
$105k-$141k/yr RemoteFull Time
Element 84: Builds cloud-native geospatial software and data processing pipelines.
5+ YOE5+ years software engineering; full-stack Python/JavaScript; Clojure; React; AWS S3/IAM/Lambda; NOAA CAC badge; remote Scrum; BS in technical field.
Python, JavaScript, Clojure, React, AWS, S3, IAM, Lambda, Node.js, MacOS X
2w
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Associate Software Engineer
King of Prussia, Pennsylvania, United States
RemoteFull Time
1+ YOEAssociate’s degree in CS/IS required; related Bachelor’s preferred; 1+ years programming/web development; HTML/JS/CSS required; SQL or similar a plus; strong English.
Cerner Discern Visual Developer, Komodo, Notepad++, HTML, JavaScript, CSS, SQL
3mo
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Software Developer
Philadelphia, Pennsylvania, United States
HybridFull Time
Bachelor’s degree or equivalent in a technical field; experience with Core Java or .NET; knowledge of frameworks and cloud services; strong problem solving and collaboration skills.
Java, C#/.NET, Spring Framework, J2EE, REST, API, Jenkins, Docker, Kubernetes, AWS, Azure, SQL, NoSQL, Cosmos DB, Data Factory, Event Hubs, Git, Maven, NUnit, SageMaker, Spark, Swagger, OData, EJB, Angular, React, Vue.js, HTML, CSS, JavaScript
2mo
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Senior Software Engineer, Platform
Philadelphia or New York
$116k-$209k/yr OnsiteFull Time
4+ YOEDevelop and optimize platform services; cloud focus; Agile; automation; 4-7 years platform experience; AWS preferred.
AWS, Kubernetes, Go, Java, Scala, Python, JavaScript
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Senior SharePoint Developer (King of Prussia, PA, US, 19406)
King of Prussia, Pennsylvania, United States
$101k-$164k/yr OnsiteFull Time
8+ YOE8+ years in SharePoint development; BA/BS required; design, develop, deploy SharePoint/M365 solutions; on-prem and cloud; mentor junior staff.
SharePoint 2016, SharePoint Subscription Edition, SharePoint Online, SPFx, C#, NET, JavaScript, TypeScript, React, HTML5, CSS3, PowerShell, Power Platform, Power Automate, Power Apps, Power BI, Microsoft Graph API, REST APIs, CSOM, GitHub
2mo
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Staff Software Engineer (Secret) {S}
King of Prussia, Pennsylvania, United States
HybridFull Time
5+ YOEBachelor's in CS or related field; 5+ years Java/C#/Python; 1+ year JavaScript/TypeScript; in-office 3+ days/week with potential for more; experience with Java, Spring Boot or Quarkus; SDLC, microservices, RESTful APIs; Agile/Scrum; active Secret U.S. Government security clearance.
Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, REST, AWS, Azure, Kubernetes
2mo
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Senior Software Engineer for CIAM
Whippany, New Jersey, United States
$170k-$230k/yr OnsiteFull Time
5+ YOEIAM engineer with strong development experience in IAM, SSO/OAuth2/OIDC, JavaScript/Java, and secure coding practices.
ForgeRock, PingGateway, PingAM, PingIDM, OAuth2, OIDC, Java, JavaScript, LDAPS, JDBC, SOAP, HTTPS
1mo
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Senior AI Engineer
South San Francisco or Princeton or Thousand Oaks or Bellevue or New York
HybridFull Time
AI Engineer with software development and LLM solution experience; strong Python, LLM patterns/tools, cloud platforms (AWS, Databricks, Azure), and DevOps; design and deliver scalable software; cross-functional collaboration.
Python, Javascript, FastAPI, Django, AWS, Databricks, Azure, Terraform, CloudFormation, React, Next.js, Tailwind CSS, LangChain, DSPy, Docker, Kubernetes, Redis, Unity Catalog, OpenAI API, Anthropic, AWS Bedrock, RAG, Vector DB, PEFT, LoRA
2w
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PCS Retirement, LLC - QA Automation Engineer (Hybrid - Philadelphia)
Philadelphia, Pennsylvania, United States
$85k-$110k/yr HybridFull Time
5+ YOE5+ years in software automation testing; strong programming (SQL, JavaScript, HTML, JSON, CSS); experience with mabl/Selenium; Agile environment; knowledge of Vue.js, Azure DevOps; hybrid schedule in Philadelphia.
mabl, Selenium, Postman, JMeter, SQL, JavaScript, HTML, JSON, CSS, Vue.js, Azure DevOps
3w
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Software Engineer-Mobile Development (Android)
Philadelphia, Pennsylvania, United States
$65k-$80k/yr OnsiteFull Time
5+ YOEStrong proficiency in React Native with Android focus; solid Android fundamentals; experience with Android Studio, Gradle, Android SDK; Java/Kotlin/JavaScript/TypeScript; REST APIs; Git; AWS; SQL databases; automated tests; team collaboration.
React Native, Java, Kotlin, Android Studio, Gradle, Retrofit, Room, WorkManager, Google Play Console, AWS, Git, SQL, PostgreSQL, Oracle, MSSQL, Node.js, .NET Core, PHP, Docker, CI/CD, API design and development
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Front-End Engineer (Healthcare Consulting)
Philadelphia, Pennsylvania, United States
$96k-$140k/yr HybridFull Time
3+ YOE3+ years of front-end development with React; knowledge of back-end/API operations; healthcare or regulated industry experience preferred.
React, JavaScript, Python, HTML, CSS, Tailwind, Redux, Zustand, Vite, Webpack, Jest, React Testing Library, Playwright, GitHub Actions, CI/CD, Node.js, NPM, Yarn, PNPM, CSS Modules
2mo
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Technical Architect, Full Stack Developer
King of Prussia, Pennsylvania, United States
$175k/yr OnsiteFull Time
10+ YOE10+ years of software development/architectural experience; Salesforce expertise; strong integration, data, and system design skills; leadership and mentoring abilities.
Salesforce.com, Zuora, ServiceMax, FinancialForce, CPQ, Apex, Lightning Web Components, Visualforce, Boomi, MuleSoft, Jitterbit, SQL, ETL, Data Loader, Force.com, Java, JavaScript, XML, SAML, SSO, OAuth, APIs
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Senior Quality Test Engineer II
Philadelphia, Pennsylvania, United States
$87k-$144k/yr OnsiteFull Time
Automated QA engineer with JavaScript/TypeScript, Webdriver.io or Playwright, API testing, CI/CD, and accessibility/performance testing.
Webdriver.io, Playwright, RESTful API testing, Cucumber, Jenkins, GitHub Actions, BrowserStack, Axe, Pa11y, WAVE, K6, Locust, JMeter
3w
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Quality Test Engineer III
Philadelphia, Pennsylvania, United States
$72k-$119k/yr OnsiteFull Time
Design, develop, and maintain automated test frameworks; RESTful API testing; CI/CD integration; accessibility, performance testing; JS/TS expertise.
Webdriver.io, Playwright, JavaScript, TypeScript, RESTful API testing, Cucumber, Gherkin, Jenkins, GitHub Actions, BrowserStack, Axe, Pa11y, WAVE, K6, Locust, JMeter
3mo
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Principal Software Engineer - 90402969 - Onsite - Washington DC, Wilmington, Philadelphia (Washington, DC, US, 20001)
Washington or Wilmington or Philadelphia
$125k-$161k/yr OnsiteFull Time
7+ YOEBachelor's degree or equivalent; 7+ years experience; onsite 4-5 days; strong Java/JavaScript/TypeScript/SQL; Angular/React; Spring/SpringBoot; REST; cloud; data streaming
Java, JavaScript, TypeScript, SQL, Angular, React, Node.js, Spring, SpringBoot, REST, Cloud, Data streaming, Version control
2mo
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Software / Firmware Engineer (East Stroudsburg, Pennsylvania (PA), US)
East Stroudsburg, Pennsylvania, United States
HybridFull Time
1+ YOE1-3 years software development with C++, Linux experience; OO design; SQL and stored procedures.
C++, Linux, SQL, Git, Mercurial, QT, .NET, JavaScript, Python, QML, Java, BASH scripting, Flutter
1mo
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Intern, Marketing Developer
Harrisburg or Mount Laurel or Philadelphia
HybridInternship
Some College coursework; coding ability in at least one language; attention to detail; ability to multitask; good communication; curiosity about work.
HTML, CSS, JavaScript
3w
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Software Engineer
Doylestown, Pennsylvania, United States
OnsiteFull Time
2+ YOEU.S. citizen with DoD Secret clearance eligible; Associate’s degree in computer science/IT/mathematics or scientific field; 2+ years of production programming in .NET, Java, or C/C++
NET, Java, C/C++, Azure DevOps, Blazor/Razor, Git, Visual Studio, JavaScript
1mo
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Software Engineer
Philadelphia, Pennsylvania, United States
$80k-$88k/yr HybridFull Time
1+ YOESoftware Engineer with 1-3 years of experience, BS in MIS/CS/Engineering, strong communication, hybrid work in Philadelphia.
Cloud platforms, Databricks, PySpark, CI/CD, Docker, Terraform, LangChain, Python, Java, SQL, JavaScript, .NET, React, Angular, Azure OpenAI, AWS Bedrock
2mo
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Software Engineer - Full Stack (Associate level) (Philadelphia, PA, US, 19106)
Philadelphia, Pennsylvania, United States
OnsiteFull Time
4+ YOE4+ years software engineering; full stack with AWS, Python, SQL; UI development; cloud and data pipelines; Bachelor’s in CS/CE.
AWS, S3, Redshift, Lambda, Airflow, Docker, Jenkins, REST APIs, Python, SQL, React, AngularJS, ReactJS, DJANGO, XML, CSS, HTML, JavaScript
2mo
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Intern | Product Developer – Prophet 21
Bensalem, Pennsylvania, United States
HybridInternship, Full Time
Internship requiring basic programming knowledge, version control familiarity, and strong analytical skills.
C#, Java, Python, JavaScript, Git
2mo
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Solutions Engineer - Intern
Piscataway, New Jersey, United States
$20/hr OnsitePart Time
Enrolled junior or senior pursuing a bachelor’s degree; internship in AI and digital transformation; strong communication and teamwork skills.
Python, JavaScript, Pandas, NumPy
1w
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QA Engineer
Maple Shade, New Jersey, United States
RemoteFull Time
4+ YOE4+ years software QA experience, 2+ years test automation; proficiency with TestComplete/Playwright; programming in Java, Python, or JavaScript; CI/CD tooling; BS in CS or related field.
TestComplete, Playwright, Java, Python, JavaScript, Azure DevOps, GitHub, GitLab
2mo
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Full Stack Software Engineer, Vice President – Corporate Functions Technology
Quincy or Boston or Princeton or Clifton or Toronto
$125k-$215k/yr OnsiteFull Time
7+ YOE5+ years enterprise full-stack web development; React/JS/TS, Node.js, APIs, cloud, security/compliance, AI integration.
React, JavaScript, TypeScript, HTML5, CSS3, Node.js, Python, Java, SQL, NoSQL, AWS, Azure, Kubernetes, Databricks, Git, CI/CD, Infrastructure as Code
1mo
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Senior Application Developer (Canvas LMS)
Princeton, New Jersey, United States
$120k-$137k/yr OnsiteFull Time
5+ YOE5+ years Canvas and related tech; Canvas admin and SIS integrations; APIs and integrations; cloud migration; strong HTML/CSS/JS/JSON; Python/Java; project management; excellent communication.
HTML, CSS, JavaScript, JSON, Python, Java, SQL, REST APIs, Docker
12h
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AI Integration Engineer
Boston or Carmel or Chicago or Lambertville
$110k-$120k/yr HybridFull Time
3+ YOE3+ years in IT/tech, cloud-first, AI experience; Bachelor's in CS/IT; proficient with Python/Ruby/JS; JSON/XML/CSV; OpenAI/Databricks/Workato preferred; strong problem-solving and communication; healthcare/advertising exposure a plus.
Python, Ruby, JavaScript, JSON, XML, CSV, OpenAI, Workato, Databricks
2mo
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Software Engineer II- Test Automation
New York, New York, United States
$119k-$150k/yr OnsiteFull Time
3+ YOE3+ years in software test automation; proficient in Java, Python, or JavaScript; experience with Selenium, Appium, CI/CD; knowledge of test frameworks (Cucumber, TestNG, RestAssured); API testing with Postman/RestAssured.
Selenium, JUnit, TestNG, RestAssured, Appium, Jenkins, GitLab CI, Cucumber
4w
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Staff Software Engineer- Python
Oaks, Pennsylvania, United States
OnsiteFull Time
8+ YOE8+ years OOP with Python; 8+ years SQL; 8+ years Git; Bachelor's; skilled in JS/TS/React/Node/Python; cloud (AWS/Azure/GCP); Docker; security basics.
JavaScript, TypeScript, React, Node, Python, Flask, AWS, Azure, GCP, Pulumi, Terraform, Docker, TCP/IP
1mo
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Lead, Software Engineer - Salesforce
Newark or Portland or Fort Washington or Washington Street, Newark
$134k-$220k/yr OnsiteFull Time
Lead Software Engineer - Salesforce with strong DevOps, security, and Salesforce expertise; proficient in Python/Java/JS; agile, collaborative leader.
Salesforce, Python, Java, JavaScript, React, Spring Boot, Node.js
4w
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Principal Software Engineer - Calypso
Iselin or Pittsburgh or Dallas or Phoenix
$128k-$191k/yr HybridFull Time
7+ YOE7+ years in Calypso/financial services; leadership; strong Java/J2EE, WebSphere, SpringBoot; experience with OTC derivatives; cloud and DevOps tooling; excellent communication.
Websphere, Java, SpringBoot, MQ, ETL, API development, UNIX, Oracle SQL, PostgreSQL, Linux, JavaScript, HTML, Python, Angular, Unix shell scripts, AWS, Bitbucket, Nexus, Jenkins, Terraform, NoSQL, Lucene, Memcache, RabbitMQ
1w
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Database Engineer I
Webster or Allentown or Phoenix or Cincinnati
$77k-$121k/yr HybridFull Time
2+ YOEBachelor’s degree; 2-5 years data engineering experience; strong analytical/problem-solving; Agile/Scrum experience; programming in Java, JavaScript, Python; GitHub/Visual Studio familiarity.
Informatica, Fivetran, DBT, OpenFlow, Snowflake, One Lake, Databricks, Kafka, Amazon Kinesis, GitHub Copilot, Java, Javascript, Python, Visual Studio, Oracle, SQL Server, MongoDB, PostgreSQL
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Senior Web Developer
Bethlehem, Pennsylvania, United States
$84k-$102k/yr HybridFull Time
5+ YOEExperience developing Drupal-based websites, strong HTML/CSS/JS, and able to manage content, accessibility, and analytics.
Drupal, PHP, JavaScript, HTML, CSS, Google Analytics, Data Studio
1w
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Senior Software Engineer, Backend
Philadelphia, Pennsylvania, United States
$160k-$210k/yr OnsiteFull Time
5+ YOE5+ years web apps; 2+ years leading teams; PostgreSQL; AWS; Docker/Kubernetes; Python/Django or Rails; strong communication.
JavaScript, Python, Django, Flask, React, React Native, Redux, Kubernetes, AWS, Docker, Celery, Redis, Datadog, CloudWatch
1d
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Sr. Customer Engineer, Enterprise
New York or Stamford or Jersey City or Philadelphia or Remote
$193k-$242k/yr RemoteFull Time
5+ YOE5-8 years in a customer-facing technical role; strong web tech (HTML, CSS, JavaScript, REST APIs); experience with enterprise accounts; AI-enabled workflow experience; mentoring juniors.
HTML, CSS, JavaScript, REST APIs, AI tools
1mo
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Salesforce QA Automation Engineer with Playwright
Charlotte or New York City or New Jersey or Radnor
$82k-$130k/yr HybridFull Time
7+ YOE7+ years Salesforce testing, Playwright automation, API testing (REST/SOAP), SQL/SOQL, CI/CD experience
Playwright, JavaScript, TypeScript, REST, SOAP, SQL, SOQL, Jenkins, GitLab CI
2mo
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GIS Solution Engineer - Geo Experience Center
Philadelphia or Charlotte or Denver or Louisville or Minneapolis or Olmypia or Redlands or San Antonio or St. Louis or Washington
$77k-$127k/yr OnsiteAll Commitments Available
2+ YOE2+ years with Esri tech, 1+ years in various industries; Python/JavaScript; ArcGIS IT context; travel 25-50%; bachelor’s degree; no visa sponsorship.
ArcGIS, Python, JavaScript, Cloud computing (Azure AWS), Geodatabases, Web services
HiringCafe market data
Javascript Developer Jobs market signals in Hellertown, PA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
210+
Hiring companies
100+
Fresh sample
45% new in 30d
Salary visibility
71% show pay
Companies appearing in this market
EsriElsevierRELXT-MobileUniversal Health ServicesAmtrakDeloittePrinceton University
Work location mix in visible results
Onsite: 28Hybrid: 24Remote: 6