📣 HiringCafe is hiring a Founding Growth Hacker! Learn More · Apply here
Javascript Developer Jobs in Youngsville, PA, US
76 javascript developer jobs from 36 companies hiring in Youngsville, PA, US.
1mo
Save
Mark Applied
Hide
Web Developer II
Horsham, Pennsylvania, United States
HybridFull Time
3+ YOEDevelop, test, and maintain web applications using PHP, SQL, HTML, CSS, JavaScript; collaborate with team; troubleshoot and optimize performance.
PHP, SQL, HTML, CSS, JavaScript, Git, RESTful APIs, Linux, AWS, Azure
1mo
Save
Mark Applied
Hide
Sr. Software Engineer (Level 3)
King of Prussia, Pennsylvania, United States
OnsiteFull Time
Software development with Java/JavaScript, Agile, containerization, and cloud experience.
Java, JavaScript, Node.js, GitLab, Kubernetes, Docker, AWS, OpenStack, OpenShift, Git, CI/CD, PostgreSQL, MySQL, RESTful APIs, Linux, Shell scripting
1w
Save
Mark Applied
Hide
Software Engineer
Center Valley, Pennsylvania, United States
OnsiteFull Time
3+ YOEMid-level frontend/backend developer with 3+ years experience in JavaScript/React/TypeScript, Node.js, NextJS; solid CI/CD, testing, and code review skills.
JavaScript, React, CSS, HTML, Node.js, NextJS, Typescript, Git, Tailwind CSS, Mocha, Xunit
2mo
Save
Mark Applied
Hide
Lead Developer
Allentown or Louisville or Providence
HybridFull Time
5+ YOELead Developer with 5+ years experience; proficient in C#, JavaScript/TypeScript, frontend frameworks (Angular/React), SQL; experience with APIs and microservices; hybrid role in Allentown/ Louisville/ Providence.
C#, Java, TypeScript, Angular, React, SQL, Microservices, Cloud, APIs
1mo
Save
Mark Applied
Hide
Software Engineer III
Norristown, Pennsylvania, United States
HybridFull Time
5+ YOEBachelor's degree in Computer Science or related field; 5 years software development experience; Java/Spring; Oracle 19c; web technologies; 2 years UI JavaScript/CSS/HTML; remote work 2 days/week within commuting distance
Java, Spring Core, Spring Boot, Spring Integration, Oracle, SQL, JavaScript, AJAX, CSS, HTML, JMS, RabbitMQ, SOAP, REST, Jboss
3w
Save
Mark Applied
Hide
Software Developer
Blue Bell, Pennsylvania, United States
OnsiteFull Time
3+ YOE3-5 years software development; proficiency in multiple languages; SQL; multi-tier applications; experience with databases; plus knowledge of reporting tools.
VB, VBScript, C++, C#, ASP.Net, Java, JavaScript, Delphi, SQL, Crystal Reports, Business Objects, COM, XML
1w
Save
Mark Applied
Hide
Sr Quality Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years automated testing of web apps; Proficient in Python, JavaScript, or TypeScript; Playwright or Selenium; Cucumber; CI/CD with Jenkins or GitLab; API testing with Postman; strong problem-solving and communication in Agile
Playwright, Selenium, Cucumber, SQL, NoSQL, Locust, Jenkins, GitLab, Postman, Confluence, Prometheus, Grafana, Python, JavaScript, TypeScript, React, Flutter
1mo
Save
Mark Applied
Hide
Lead Software Engineer (Site Reliability)
Malvern, Pennsylvania, United States
HybridFull Time
Experience in distributed systems, cloud (AWS), Java/JavaScript, OpenTelemetry, microservices, observability, and incident response.
Java, JavaScript, Python, OpenTelemetry, AWS, Microservices, Observability
1mo
Save
Mark Applied
Hide
Full Stack Developer
Wilkes Barre or Conshohocken or Parsippany or Alpharetta
$78k-$180k/yr HybridFull Time
5+ YOE5+ years in software development; 3+ years with C#/.NET; 3+ years with modern front-end frameworks; strong API, security, and Azure experience.
C#, NET, Azure, React, Angular, Vue.js, HTML, CSS, JavaScript, TypeScript, SQL, Git, OpenAPI
3w
Save
Mark Applied
Hide
Application Developer III
Pipersville or Houston
$125k-$135k/yr HybridFull Time
10+ YOE10+ years of hands-on work experience; Bachelor’s degree in computer science or related field; relevant certifications; prior lead developer experience; strong .NET, Angular/Blazor, SQL, REST APIs skills.
.NET Core, C#, ASP.NET MVC, API, WinForms, MS SQL Server, Angular, Blazor, CSS, JavaScript, RabbitMQ, AWS, Power BI, Jira, REST APIs, SOAP APIs, Microservices, GitHub CoPilot
2mo
Save
Mark Applied
Hide
Senior Web Developer
Philadelphia or Atlanta or Blue Bell or Boston or Charlotte or Dallas or Exton or Greensboro or Greenville or Kansas City or Miami or Oklahoma City or Pittsburgh or Raleigh or Sarasota or Warrington or West Palm Beach or Wilmington
OnsiteFull Time
10+ YOEBachelor’s degree in computer science or related field; 10+ years web development with modern languages/frameworks; API integration; SQL; cloud and DevOps experience; CI/CD; security practices; strong communication and collaboration.
Angular, JavaScript, C#, ASP.NET, MVC, SQL, GitHub Actions, Azure DevOps, Azure, CI/CD, APIs, AI/ML
1w
Save
Mark Applied
Hide
Senior Software Engineer or Principal Engineer - 1127
Binghamton, New York, United States
$105k-$143k/yr HybridFull Time
7+ YOE7–10 years IT/Software Development; 2+ years software architecture/leadership; full stack focus; strong collaboration and communication; on/off-site balance; Bachelor’s in CS/CE/IT.
Java, JavaScript, HTML, XML, JSON, JSP, SOAP, REST, Jira, OWASP, Life Insurance
1mo
Save
Mark Applied
Hide
Software Engineer (Backend/APIs)
Reading, Pennsylvania, United States
OnsiteFull Time
3+ YOEApproximately 3 years of software development experience; C# / .NET; SQL basics; strong collaboration and willingness to learn.
C#, .NET, SQL, REST API, HTML, CSS, JavaScript
2w
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Software Engineer
Doylestown, Pennsylvania, United States
OnsiteFull Time
2+ YOEUS citizen with DoD Secret clearance; Associate degree in computer science, IT, mathematics, or scientific field; 2+ years programming in .NET, Java, or C/C++.
Azure DevOps, Blazor, Git, Visual Studio, .NET, Java, C/C++, JavaScript, Microservices, Cloud, DevOps
4w
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Lead Dynamics CRM Developer
Arlington or Nashville or Austin or Orlando or Fort Worth or Cranston or Fort Myers or Bethlehem or Reston or Atlanta or Naples or Dallas
OnsiteFull Time
6+ YOELead the development and customization of Microsoft Dynamics CRM; manage integrations, Power Platform, and Dataverse; 6+ years CRM experience; Bachelor's degree; leadership responsibilities.
Microsoft Dynamics CRM, Power Platform, Power Apps, Power Automate, Dataverse, SQL, Power BI, SSRS, Plugins, JavaScript, HTML, Data integrations, CRM customizations, SQL updates
2mo
Save
Mark Applied
Hide
Lead ServiceNow Engineer – Integrated Risk Management (IRM)
New York or Holmdel or Stamford or Bethlehem
$119k-$195k/yr HybridFull Time
10+ YOESenior ServiceNow expert with 10+ years configuring/integrating SaaS platforms; 5+ years ServiceNow development; IRM/BCM/TPRM experience; strong collaboration, automation, governance.
ServiceNow, Flow Designer, JavaScript, REST, SOAP, Integration Hub, CMDB, Archer
2mo
Save
Mark Applied
Hide
Staff Software Engineer (Secret) {S}
King of Prussia, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS or related field; 5+ years Java/C#/Python; 1+ year JS/Typescript; in-office 3+ days/week; Secret clearance; experience with Java frameworks and cloud/native architectures.
Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, AWS, Azure, Kubernetes, React, Angular, Git, GitLab, Jira, Confluence
2mo
Save
Mark Applied
Hide
Systems/Usability Engineer - Job ID 3092
Bridgewater, New Jersey, United States
$88k-$127k/yr HybridFull Time
3+ YOEUX/Usability engineering experience; requirements gathering; translate inputs to usability improvements; web UI design; strong communication; collaborative; 3+ years as Systems Analyst/Usability Engineer/UX Designer; US citizenship.
HTML, CSS, JavaScript, SQL, Oracle, Microsoft Office
3w
Save
Mark Applied
Hide
Data Integration Programmer
Collegeville, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor’s in Computer Science or related field; 5+ years experience; SQL Server; REST/SOAP; HTML/CSS/JavaScript/XML/JSON/JWT; Python/PHP/Node.js for API integration; ERP/Enterprise systems.
Microsoft SQL Server, SQL, REST, SOAP, HTML, CSS, JavaScript, XML, JSON, JWT, Python, PHP, Node.js, ERP, Ellucian Colleague
4w
Save
Mark Applied
Hide
Junior Automation Tester (AI enabled Testing) (Bridgewater, NJ, US)
Bridgewater, New Jersey, United States
$44k-$106k/yr OnsiteFull Time
1+ YOEAround 1 year of AI-based testing experience or strong interest with hands-on exposure; programming knowledge in Python, Java, or JavaScript; experience with UI/API/test automation tools; understanding of LLMs/NLP concepts; CI/CD and cloud/container familiarity.
Python, Java, JavaScript, Selenium, Playwright, Cypress, Postman, RestAssured, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, LangChain, AutoGPT, Semantic Kernel
1mo
Save
Mark Applied
Hide
Associate Principal Consultant
North Wales, Pennsylvania, United States
OnsiteFull Time
4+ YOEBachelor’s degree plus 4 years of experience in development and architecture; strong .NET, Azure, frontend frameworks, and cloud integration skills.
.NET, Azure, React, Next.js, Angular, HTML, CSS, JavaScript, TypeScript, jQuery, Entity Framework, REST APIs, SQL Server, MySQL, MongoDB, Salesforce APIs, Git, CI/CD, SSRS, SSIS
5d
Save
Mark Applied
Hide
Technology Consultant 2
Bridgewater, New Jersey, United States
$76k-$120k/yr OnsiteFull Time
Full-stack Java development with Spring Boot; front-end (React/Angular/Vue); REST APIs; SQL/NoSQL; CI/CD; cloud (AWS/Azure/GCP); Agile; Bachelor's degree; relocation/travel may be required.
Java, Spring Boot, Hibernate, JPA, HTML5, CSS3, JavaScript, React, Angular, Vue.js, REST, SQL, NoSQL, MySQL, PostgreSQL, MongoDB, Git, CI/CD, AWS, Azure, GCP, Agile/Scrum
1w
Save
Mark Applied
Hide
Sr. Systems Engineering Manager (Bethlehem, PA, US, 18017)
Bethlehem, Pennsylvania, United States
OnsiteFull Time
10+ YOE5+ Mgmt10+ years software development (web apps); 5+ years leading teams; HTML, CSS, Java, JavaScript, C#; Scrum; cross-functional coordination; PMP preferred; Bachelor’s in CS/Software Eng; Master’s preferred
HTML, CSS, Java, JavaScript, C#, Scrum
4d
Save
Mark Applied
Hide
Application Architect
Dresher or Philadelphia
$170k-$200k/yr OnsiteFull Time
8+ YOE2+ MgmtEight+ years software engineering with at least 2 years in a lead role; strong leadership, architecture, and mentoring skills; proficient in Agile/Scrum, CI/CD, and AI-enabled tooling.
.NET, JavaScript, MS SQL Server, Sybase, Oracle, CI/CD, Containerization, AI tooling, Software testing
2w
Save
Mark Applied
Hide
IT Specialist (APPSW) - .NET - DHA
Denver or Urbana or Woodlawn or Durham or Wilkes Barre
$91k-$140k/yr OnsiteFull Time
1+ YOEIT specialist with .NET/.NET Core experience, REST APIs, SQL Server, and frontend skills; familiarity with AI tools and security controls preferred.
C#, NET Core, NET Framework, Entity Framework, MVC, JavaScript, AJAX, jQuery, Bootstrap, HTML, CSS, SQL Server, Visual Studio, Azure DevOps, Git, JSON, REST API
3mo
Save
Mark Applied
Hide
Computer Science Faculty
Bethlehem, Pennsylvania, United States
OnsiteFull Time
Full-time, tenure-track faculty position. Teaching computer science courses; advisory duties; participate in service and professional development. Strong classroom technology and collaboration skills required.
C++, Python, PHP, JavaScript, SQL, Object Oriented Programming, assembly language, data structures, algorithm analysis
4d
Save
Mark Applied
Hide
eBusiness & Integration Architect
Wayne, Pennsylvania, United States
HybridFull Time
5+ YOEBachelor's degree; 5-8+ years cross-system interface development and EDI; SAP tech stack experience; API/EDI, sFTP; cloud EDI platforms; SDLC; strong communication.
SAP BTP Integration Suite, SAP PO, SAP BTP CPI, sFTP, Elemica, Seeburger, Boomi, trueCommerce, goAnywhere, ANSI X12, EDIFACT, cXML, XML, xCBL, iDoc, BPMN, API Management, JavaScript, Python, Groovy, AI integration
1mo
Save
Mark Applied
Hide
Summer Camp Coding, Digital Arts, or Game Development Assistant Teacher
Ambler, Pennsylvania, United States
$13-$14/hr OnsiteMultiple Commitments Available
0+ YOEEntry level seasonal role teaching and assisting in summer tech education programs; no formal experience required.
Python, Javascript, Lua, Roblox, App Design, Digital Arts, Video Editing, 3D Modeling, Robotics, Minecraft
HiringCafe market data
Javascript Developer Jobs market signals in Youngsville, 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
76
Hiring companies
36
Fresh sample
60% new in 30d
Salary visibility
36% show pay
Companies appearing in this market
Lockheed MartinUniversal Health ServicesARKA GroupBlack RocketFiservGuardian LifeSentient DigitalVanguard
Work location mix in visible results
Onsite: 28Hybrid: 18Remote: 1