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Javascript Developer Jobs in Yorklyn, PA, US
71 javascript developer jobs from 50 companies hiring in Yorklyn, PA, US.
1mo
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Software Developer III
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
10+ YOETen years’ experience in design/development; strong HTML/CSS/JavaScript/XML; UX and visual design skills; experience with design tools and web development.
HTML, CSS, JavaScript, XML, Dreamweaver, Photoshop, PowerPoint
2w
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Full Stack Developer
Lebanon, Pennsylvania, United States
$40k-$250k/yr OnsiteFull Time
Experience in full stack development; strong HTML, CSS, JavaScript; backend with Node.js, Python, or Ruby on Rails; databases; Git; problem-solving.
Node.js, Python, Ruby on Rails, JavaScript, HTML, CSS, Git, MySQL, MongoDB
6d
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Software Engineer (665381)
Baltimore, Maryland, United States
$34-$59/hr OnsiteFull Time
4+ YOEDevelop, maintain, and support enterprise applications; four years of experience; strong in Java/C#/Python/JavaScript/TypeScript; Bachelor’s degree in CS or related field.
Java, C#, Python, JavaScript, TypeScript
3d
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Senior CRM Analyst/Developer
Middletown, Pennsylvania, United States
HybridFull Time
5+ YOE5+ years Salesforce development with Apex/JavaScript/SOQL; hands-on Salesforce CRM; project management; data integration; strong communication; vendor management.
Salesforce, Apex, JavaScript, SOQL, SQL
1mo
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1650 - Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
Sigma Defense: Develops tactical communications and intelligence systems for defense.
10+ YOE10+ years in software development; 5+ years DoD software support; strong requirements analysis, architecture, and coding skills; Java, Python, C#, and JavaScript; ability to document software; U.S. citizen; Secret security clearance or higher; Bachelor's Science degree.
Java, Python, C#, JavaScript
3d
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Embedded Software Engineer
New Freedom, Pennsylvania, United States
$80k-$105k/yr OnsiteFull Time
3+ YOEBachelor's degree; 3+ years embedded software development; C/C++; HTML/CSS/JavaScript; Git/JIRA familiarity; U.S. citizenship or permanent residency required.
C/C++, HTML, CSS, JavaScript, Git, JIRA
6d
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Senior Full Stack Developer
Baltimore, Maryland, United States
$133k-$189k/yr RemoteFull Time
6+ YOE6+ years full stack development; US government access or badge eligibility; Bachelor's degree or equivalent; strong JavaScript, Python; React; AWS; Git; Agile; government experience a plus.
JavaScript, Python, React, Node.js, TypeScript, AWS, Git, Next.js, PostgreSQL, DynamoDB, Redis, Lambda, S3, API Gateway, Jenkins, Cloud9, CI/CD
1mo
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Business Applications Developer
Harrisburg, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years development/integration experience; API-driven apps; REST APIs; DB2/SQL Server; C#; PHP; JavaScript; Git.
Microsoft Visual Studio, Visual Studio Code, SQL Server Management Studio, IBM Data Studio, Git
1mo
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IT Software Developer
Lancaster, Pennsylvania, United States
$70k/yr RemoteFull Time
2+ YOE2-3 years relevant experience; solid C#, .NET, JavaScript frameworks (Vue/Angular); REST APIs; SQL; Azure DevOps; Visual Studio; remote opportunity.
C#, .NET, Web API, HTML, JavaScript, Vue JS, Angular JS, CSS, T-SQL, Azure DevOps Git, Visual Studio, Visual Studio Code, xUnit, Quasar Framework, Angular Material, Microsoft IIS, iOS, Android, JAVA
1w
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Software Engineer
Alexandria or Edgewood
HybridFull Time
5+ YOESecret clearance preferred; proficient in Java, JavaScript, SQL; BS in CS or software engineering; 5–7 years coding experience; strong communication and teamwork.
Java, JavaScript, SQL
2mo
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CPE SETA_Software Engineer III (Graphics Support, Web Designer)
Aberdeen Proving Ground, Maryland, United States
$120k-$130k/yr HybridFull Time
10+ YOEBachelor's degree in CS/Design; 10+ years in web design and development with HTML, CSS, JavaScript; Photoshop/Dreamweaver; able to substitute associate degree with 12+ years.
HTML, CSS, JavaScript, Python, PHP, SQL, Photoshop, Dreamweaver, PowerPoint, UNIX, Windows
2mo
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Junior Front End Developer
Baltimore, Maryland, United States
$70k/yr HybridFull Time
1+ YOEHTML, CSS, JavaScript experience required; 1-2 years frontend experience preferred; responsive design knowledge; degree in related field a plus but not required.
HTML, CSS, JavaScript, Bootstrap
2mo
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Software Developer (55390)
Aberdeen, Maryland, United States
$100k-$110k/yr OnsiteFull Time
10+ YOEBachelor's degree and 10+ years in software development; DoD experience preferred; US citizen with active secret clearance.
Java, Python, C#, JavaScript
17h
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.NET Developer Intern
Nottingham, Maryland, United States
$18-$21/hr OnsiteInternship
0+ YOECurrently enrolled in a post-secondary program; pursuing Computer Science, Software Engineering, Information Technology, or related field; experience with HTML, JavaScript, CSS, Vue3, C, Java; willing to learn; proficient with Microsoft Office; able to collaborate and have reliable transportation.
HTML, CSS, JavaScript, Vue, Vue3, C, Java, .NET
2w
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Senior Software Developer
Richmond or Baltimore or Nashville or Mechanicsburg or Raleigh
$105k-$145k/yr HybridFull Time
5+ YOESenior software developer with 5+ years of experience in full-stack design and geospatial applications.
SQL, C#, Java, Python, HTML, CSS, JavaScript, ASP.Net Core, Angular, React, Vue.js, Esri software
1mo
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Senior Software Engineer - .Net
Baltimore, Maryland, United States
$100k-$125k/yr HybridFull Time
6+ YOE6+ years building production web apps; strong C#/.NET; SQL Server; JavaScript/TypeScript; Vue.js; CI/CD; Bachelor’s in CS.
C#, .NET, SQL Server, JavaScript, TypeScript, Vue.js, jQuery, Bootstrap, xUnit, CI/CD, Confluence, Docker
2mo
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Junior Software Engineer
Baltimore, Maryland, United States
OnsiteFull Time
Bachelor’s degree in Computer Science or Information Systems; experience with Python, Java, C++, Ruby, or JavaScript; experience leading all SDLC phases; data integration experience; ability to gather requirements and work with users; available for non-traditional hours.
Python, Java, C++, Ruby, JavaScript, SQL, AWS S3, AWS Lambda, AWS SQS, Django, R
3w
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CyberTron Contract: Software Engineer I
Aberdeen, Maryland, United States
$85k-$110k/yr OnsiteFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
1+ YOEEntry-level software engineer with skills in Java/C/C++, Python, or JavaScript; knowledge of backend, web apps, and microservices; DoD environment familiarity preferred.
Java, C/C++, Python, JavaScript, Backend development, Web technologies, Microservices, SQL
2mo
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Associate Director Engineer Software
Baltimore, Maryland, United States
$160k-$180k/yr OnsiteFull Time
8+ YOE8+ years of engineering experience; proven ability to lead multiple teams; experience with web and mobile; cloud-native and JavaScript frameworks; strong communication.
AWS, Angular, JavaScript
1mo
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Software Engineer - Level II
Aberdeen Proving Grounds, Maryland, United States
$86k-$150k/yr OnsiteFull Time
3+ YOEUS citizen; Secret clearance; degree with experience in software development and SDLC.
Java, C++, Python, JavaScript, Git, TCP/IP
2w
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Mid-Level Software Engineer
East Campus, Maryland, United States
$70k-$190k/yr OnsiteFull Time
3+ YOEMid-level software engineer with full-stack JavaScript (Node.js, TypeScript, React) experience, Docker, Linux, NoSQL, CI/CD, and strong UX/user research emphasis.
JavaScript, Node.js, TypeScript, React, Material UI, Linux, Docker, MongoDB, GitLab CI/CD, AWS, Kubernetes, Python, Java, Spring Boot, OpenCode, Copilot
2w
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FEMA Application Developer
Emmitsburg, Maryland, United States
$82k-$92k/yr OnsiteFull Time
Develop and maintain software; SQL Server, HTML, CSS, JavaScript; ASP/ASP.NET; VB.NET; C#; Visual Studio; SQL Server Management Studio; Public Trust eligible.
SQL Server, HTML, CSS, JavaScript, jQuery, ASP, ASP.NET, VB.NET, C#, Microsoft Access, Visual Studio, SQL Server Management Studio
2w
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Developer (Forward Deployed Engineer)
Hanover, Maryland, United States
$122k-$182k/yr HybridMultiple Commitments Available
8+ YOE8+ years of software engineering; strong backend with frontend skills; production experience; TypeScript/JavaScript (Node.js); cloud and API integration; Agile/rapid experimentation.
React, Node.js, TypeScript, JavaScript, Cloud environments, Infrastructure as Code, Salesforce integration, APIs, Data platforms, Automation pipelines
1mo
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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
3d
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Developer Team Lead - Non-Merit
Towson, Maryland, United States
$67-$87/hr HybridFull Time
5+ YOE1+ MgmtLead software development teams; implement SDLC, cloud, and low-code solutions; strong leadership and communication skills.
.NET, C#, JavaScript, REST, SOAP, Azure, Power Platform, Dynamics 365, Oracle Apex, GIS, FME Safe, Espresso, CI/CD, DevOps
1mo
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Lead Software Engineer (Remote)
Baltimore, Maryland, United States
$113k-$225k/yr RemoteFull Time
8+ YOE8 years in software design/development; Bachelor's in IT or CS, or plus 4 years experience; front-end and back-end development; mentoring; Salesforce tech stack; CI/CD; API integrations.
Salesforce DX, Lightning Web Components, Apex, Copado, Gearset, Salesforce DevOps Center, Git, MuleSoft, REST, SOAP, Platform Events, JavaScript, TypeScript, Data Cloud, Einstein Copilot, Agentforce, LWC, Multi-Cloud
1mo
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Enterprise Software Developer
Baltimore, Maryland, United States
$110k-$130k/yr HybridFull Time
5+ YOEBachelor's degree or related experience; 5+ years in software engineering; Agile; US citizen or permanent resident; hybrid in-office work; cloud, C#, .NET, SQL, JavaScript; AI enablement roadmap.
Azure, Azure managed services, LLM tools, C#/.NET Core, JavaScript SPA frameworks, SQL, ETL tools, AWS, SSIS, Informatica, Boomi, Mulesoft, Glue, Talend, Angular, Salesforce, Snowflake, Workday, Tableau, Qlik, Python
3w
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Software Engineer II/III
Hunt Valley, Maryland, United States
$88k-$167k/yr OnsiteFull Time
2+ YOEBachelor’s or Master’s in CS/CE with 2+ years experience; C/C++ or Java; shell scripting; Unix-based development; OOAD/OOD; Jira/Git/Mercurial familiarity; travel up to 20%; eligible for Secret clearance.
C++, Java, Shell Scripting, Unix, Jira, Git, Mercurial, OOA/OOD, REST API, CSS, JavaScript, TypeScript, SQL, NoSQL
2mo
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Senior Software Developer (Secret Clearance Required)
Aberdeen, Maryland, United States
HybridFull Time
3+ YOEDoD security clearance, 3-5+ years in software development, strong Android/Java/C/C++, DevOps tools, Linux, APIs, Docker, Kubernetes, cloud, Agile.
Git, Gitlab, Jira, Nexus, Artifactory, Gradle, Bash, Python, Docker, Kubernetes, Linux, Android, Java, JavaScript, C, C++, C#, APIs, NVIDIA CUDA, ElasticSearch, Kibana
3w
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Software Applications Engineer
Aberdeen Proving Ground, Maryland, United States
HybridFull Time
5+ YOEDoD Secret clearance; Bachelors in computer/science-related field; 5+ years in software applications engineering; .NET full-stack with C#, MudBlazor, HTML/CSS/JS; Azure/DevOps; API development; security models; hybrid role near Aberdeen Proving Ground, MD.
C#, dotnet, Blazor, MudBlazor, HTML, CSS, JavaScript, Razor, Entity Framework, SQL, Azure, DevOps, OpenID Connect, OAuth 2.0, Microsoft Entra ID, Git
4d
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Optimization Tech Debt Engineer (Engineer Software 2) - 27217 (Aberdeen Proving Ground, MD, Remote, United States)
Aberdeen Proving Ground, Maryland, United States
$78k-$90k/yr RemoteFull Time
2+ YOE2 years experience with Bachelors in related field; 0 years with Masters; or HS diploma with 6 years relevant experience; Linux, Agile, Java/JavaScript, Node.js, React.js, C++/C#, Visual Studio; active Secret Clearance.
Java, JavaScript, Node.js, React.js, C++, C#, Linux, Confluence, Jira, Git, Visual Studio
2mo
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Senior Full-Stack Engineer
Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn
$140k-$180k/yr OnsiteFull Time
7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.
Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines
2mo
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HIT Integration Developer
Woodlawn, Maryland, United States
$144k-$197k/yr OnsiteFull Time
1+ YOEExperience in IT health interoperability, APIs, and AI in healthcare; knowledge of FHIR/HL7; programming in Python/Java/JavaScript; GS-14/15 level experience.
Python, Node.js, Java, J2EE, JavaScript, SOAP/REST, XSLT, XML, JSON, Machine Learning
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
1w
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C++ Engineer
Lancaster or Moscow or United States
HybridFull Time
3+ YOEMid-level C++ experience; knowledge of C#, Rust, and JScript; SQL/PostgreSQL; familiarity with Windows tech like COM/MFC; experience refactoring large codebases.
C++, C#, Rust, JScript, SQL, PostgreSQL, COM, MFC, Windows
2w
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Full Stack Software Engineer, Lead
Fort Meade or Annapolis Junction
$113k-$257k/yr OnsiteFull Time
14+ YOESenior full stack developer with experience in C++, scripting languages, CI/CD, containers, and distributed systems; TS/SCI with polygraph; Bachelor's degree and 14+ years of experience (or 18+ years without degree).
C++, Java, JavaScript, Python, Bash, Git, CI/CD, Jenkins, GitLab CI, Bamboo, Ant, NetBeans, Eclipse, Docker, Kubernetes, Red Hat, GNU Radio, Redhawk, MySQL, PostgreSQL, SQLite
2w
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Security Software Engineer (MD, Hanover)
Hanover, Maryland, United States
HybridFull Time
3+ YOE3+ years of software engineering with a security focus; BS in CS/Engineering or equivalent; proficiency in JavaScript/TypeScript, Python, Go, or C#; knowledge of OWASP, NIST 800-171/CMMC/FedRAMP; experience with AWS and Azure.
AWS, Azure, SAST, DAST, CI/CD, WAF, Security Hub, Defender, Sentinel, IAM, OIDC, SAML, Cognito, GCC High, GovCloud, Checkov, Snyk, Prisma, Docker, ECS
2mo
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Sr. AI Full Stack Software Engineer- Investments Technology
Baltimore or Washington
HybridFull Time, Contract
5+ YOEDesign, develop, and deploy autonomous AI systems; strong OO language experience; cloud-native architectures; strong problem solving; 5+ years in software development.
AWS, Azure, Java, Python, JavaScript, Docker, Kubernetes, Amazon Bedrock, AgentCore, OpenAI Codex, RAG
1w
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Senior Associate, Enterprise Application Developer
Washington or Baltimore
$62k-$99k/yr HybridFull Time
3+ YOEBachelor's degree in Computer Science or Information Systems; 3+ years in software development and automation; experience with Microsoft 365, SharePoint Online, CI/CD; scripting/programming in PowerShell, JavaScript/TypeScript, Python; Azure AD and APIs; strong problem-solving and communication.
Power Apps, Power Automate, Office Scripts, SharePoint Online, GitHub Actions, Azure, Azure AD, Graph API, Salesforce, SQL, JavaScript, TypeScript, Python, PowerShell
1w
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Lead Software Engineer
Owings Mills, Maryland, United States
HybridFull Time
8+ YOE8+ years Java and AWS, microservices; cloud-native, data pipelines, DevOps, CI/CD; leadership of engineering teams; strong communication.
AWS, Java, Microservices, Informatica, SnapLogic, Apache Spark, Azure, Python, JavaScript, Kubernetes, CI/CD, DevOps
HiringCafe market data
Javascript Developer Jobs market signals in Yorklyn, 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
71
Hiring companies
50
Fresh sample
53% new in 30d
Salary visibility
68% show pay
Companies appearing in this market
T. Rowe PriceIndex AnalyticsAugustine ConsultingBooz Allen HamiltonCareFirst BlueCross BlueShieldSev1TechSocial Security AdministrationTextron
Work location mix in visible results
Onsite: 23Hybrid: 22Remote: 8