31 web applications developer jobs at 23 companies in Hanover, PA
1w
Save
Mark Applied
Hide
Sr. Web Developer
Harrisburg, Pennsylvania, United States
$90k-$176k/yr OnsiteFull Time
5+ YOEMaster's degree in computer science or related field, 5 years of web and software development experience, web development application experience, HTML/XML/Perl/Apache experience, Secret clearance, and US citizenship.
Adobe Dreamweaver, Microsoft FrontPage, HTML, XML, Perl, Apache, Apache Kafka
2w
Save
Mark Applied
Hide
Web Application Developer
Harrisburg, Pennsylvania, United States
OnsiteFull Time
Proficiency in Java and Java EE, Java web applications, REST APIs, XML, JSON, SQL, cloud integrations, web design, and SDLC; experience with Claude or similar AI development tools required.
Java, Java EE, Claude, REST API, XML, JSON, SQL, MySQL, DB2, Snowflake, SDLC
2w
Save
Mark Applied
Hide
Web Application Developer
Linthicum, Maryland, United States
$129k-$156k/yr OnsiteFull Time
7+ YOERequires active TS/SCI clearance with polygraph, 7 years of software engineering experience, a bachelor's in computer science or equivalent experience, IAM certification, and web development, Linux, API, database, and secure coding skills.
Amazon Web Services (AWS), PHP, .NET, C#, Java, Node.js, Python, HTML, CSS, JavaScript, Vue.js, React, Linux, Microsoft Azure, IAM, Amazon EC2, Application Load Balancer, Amazon S3, Amazon RDS, Amazon CloudWatch, Nginx, Apache, Tomcat, Microsoft PowerShell, CI/CD
3d
Save
Mark Applied
Hide
Front End Web Developer
Annapolis Junction, Maryland, United States
$175k-$230k/yr OnsiteFull Time
8+ YOERequires 8 years of web development experience, JavaScript and a front-end framework, REST API application development, software integration and debugging, TS/SCI with Full Scope Polygraph, and a bachelor's degree or equivalent experience.
JavaScript, React, Angular, Vue, REST, Apache Tomcat, Java, NodeJS
3d
Save
Mark Applied
Hide
Front End Web Developer
Annapolis Junction, Maryland, United States
$175k-$230k/yr OnsiteFull Time
8+ YOERequires 8 years of web development experience, JavaScript with React, Angular, or Vue, REST API application development, software integration, debugging, documentation, a TS/SCI Full Scope Polygraph clearance, and a bachelor's degree or equivalent experience.
JavaScript, React, Angular, Vue, REST, Apache Tomcat, Java, NodeJS
2mo
Save
Mark Applied
Hide
Senior Applications Developer
Germantown or Oak Ridge or Lemont
$135k-$216k/yr OnsiteFull Time
12+ YOEBachelor's degree in CS/IT/Software Engineering (or equivalent experience), US citizen able to obtain DOE clearance, extensive experience with Jira/Atlassian Cloud migrations, Azure development, Java/.NET/JavaScript, SQL and web server administration.
Jira, Confluence, Atlassian Cloud, Atlassian Custom Developer Tools, Java, JavaScript, .NET, C++, C#, HTML, CSS, SQL, SQL Managed Instance, Azure App Service, Azure SQL Managed Instance, Azure DevOps, PowerShell, WebSphere, IIS, Eclipse, ServiceNow, Oracle BI, SQL Stored Procedures, Microsoft Visual Studio, Microsoft Power Platform
1mo
Save
Mark Applied
Hide
Software Engineer (Distributed Web Applications & Cloud)
Columbia, Maryland, United States
OnsiteFull Time
8+ YOETS/SCI w/Poly clearance required; 8+ years experience (or Bachelor's +4). Professional experience with JavaScript, TypeScript, Node.js, and Python; experience building distributed web applications, DevOps automation, AWS, IaC, CI/CD.
Node.js, JavaScript, TypeScript, Python, AWS, gdb, C, C++
2mo
Save
Mark Applied
Hide
Senior Applications Developer
Germantown, Maryland, United States
$135k-$216k/yr OnsiteFull Time
12+ YOEUS citizen able to obtain DOE clearance. Bachelor's in CS/IT/Software Engineering (or equivalent experience), 12+ years' relevant experience (alternates allowed). Strong Java/JavaScript/.NET, Azure (App Service, SQL Managed Instance, DevOps), Atlassian Cloud/Jira, SQL and web server administration skills.
Jira, Confluence, Java, JavaScript, Azure App Service, Azure SQL Managed Instance, Azure DevOps, .NET, HTML, CSS, C++, C#, SQL, Oracle BI, PowerShell, Eclipse, Atlassian Custom Developer Tools, Visual Studio, IIS, ServiceNow, Microsoft Power Platform, SQL Stored Procedures, WebSphere
1mo
Save
Mark Applied
Hide
Software Engineer (Distributed Web Applications & Cloud)
Columbia, Maryland, United States
OnsiteFull Time
8+ YOE8+ years software engineering experience (or BS+4), TS/SCI with polygraph required, expertise in JavaScript/TypeScript and Python, DevOps and IaC, cloud (AWS), CI/CD, version control, testing, and experience in high-side environments.
Node.js, TypeScript, Python, AWS, Infrastructure-as-Code (IaC), CI/CD, gdb, C, C++, Android
2w
Save
Mark Applied
Hide
Software Engineer IV – Web/Database Development
Washington or Gaithersburg
$228k/yr OnsiteFull Time
7+ YOEBachelor's degree and typically 7 years of software engineering and full-stack web development experience. Requires enterprise applications, databases, ETL, security, accessibility, testing, and SDLC expertise.
Java, C#, Python, JavaScript, TypeScript, React, Angular, Vue.js, .NET, Spring, RESTful APIs, Oracle, SQL Server, PostgreSQL, MySQL, AWS, Microsoft Azure, Git, GitHub, GitLab, Bitbucket, Kubernetes, CI/CD, DevSecOps, Agile, Scrum, Microsoft PowerShell, Microsoft Excel
2mo
Save
Mark Applied
Hide
Software Engineer (Large Scale Web App)
Annapolis Junction, Maryland, United States
OnsiteFull Time
US citizen with active clearance and polygraph required. Bachelor's in CS/Engineering required. Professional experience with JavaScript, TypeScript, Python, cloud (AWS), DevOps and distributed web applications in secure environments.
JavaScript, TypeScript, Python, AWS, C, C++, gdb, Android
1mo
Save
Mark Applied
Hide
Contract Associate Development Engineer
Hunt Valley, Maryland, United States
$82k/yr OnsiteContract, Full Time
0.5+ YOEBachelor's in CS or equivalent experience, ~6 months application/web development, proficiency with JavaScript/Java/Node.js/React/Python/SQL/NoSQL, familiarity with CI/CD and cloud-native architectures.
JavaScript, Java, Express, Node.js, MySQL, MongoDB, Mongoose, Python, ReactJS, jQuery, HTML5, CSS, CI/CD, IAC, AWS, Databricks, Docker, Kubernetes, Terraform
1w
Save
Mark Applied
Hide
Senior Salesforce Solutions Developer
East Petersburg or Lancaster County
$91k-$152k/yr RemoteFull Time
7+ YOEBachelor's degree or equivalent experience; 7+ years in application development; 5+ years with Salesforce Lightning, Lightning Web Components, Flows, Apex, and Apex Test; U.S. work authorization required.
Salesforce, Financial Services Cloud, Marketing Cloud, Data Cloud, Copado, Gearset, Salesforce DX, nCino, Lightning Web Components, Flows, Flow Builder, Apex, Apex Test
1mo
Save
Mark Applied
Hide
Full Stack Developer
Baltimore, Maryland, United States
$120k-$165k/yr OnsiteFull Time
5+ YOEBachelor's in a technical field,5+ years developing data-driven applications with C#,ASP.NET Core/MVC,Entity Framework and SQL Server; experience with web technologies, testing, CI, security, and mentoring;US citizenship required.
C#, ASP.NET Core, ASP.NET MVC, Entity Framework, SQL Server, HTML, CSS, Bootstrap, JavaScript, Angular, React, Vue, REST API, Microsoft Azure, Microsoft SharePoint, Microsoft Team Foundation Server, Microsoft Azure DevOps, Web Content Accessibility Guidelines (WCAG)
2w
Save
Mark Applied
Hide
IC3- Senior Software Engineer, AI and Full Stack
Columbia, Maryland, United States
RemoteFull Time
5+ YOERequires 5+ years building scalable web applications, front-end and back-end development, API integration, relational databases, cloud platforms, AI application knowledge, and end-to-end feature ownership.
Model Context Protocol (MCP), Angular, React, Vue, Go, Java, Python, Ruby, Node.js, C#, API, MySQL, PostgreSQL, AWS, Azure, GCP, Golang, LLM APIs
1w
Save
Mark Applied
Hide
Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
12+ YOEBachelor’s degree plus 12–14 years of software engineering experience, or equivalent experience; enterprise applications, Java, web services, REST APIs, relational databases, testing, CI/CD, and troubleshooting required.
Java, Angular, RESTful APIs, Oracle, PostgreSQL, MariaDB, Spring Boot, Kubernetes, Docker, Podman, Amazon EKS, OpenShift, Rancher, Helm, GitLab CI/CD, Jira, Confluence, XML, JSON, Deployments, Services, ConfigMaps, Secrets, Ingress, Persistent Volumes
2w
Save
Mark Applied
Hide
Senior Software Engineer
Atlanta or Austin or Baltimore or Boston or Charlotte or Chicago or Columbus or Dallas or Miami or Nashville or New York City or Philadelphia or Pittsburgh or Princeton or Raleigh or Tysons or Washington
$126k-$248k/yr RemoteFull Time
Full-stack engineering experience with scalable, highly available web applications and databases; collaboration and distributed-systems problem solving required. TypeScript, React, Node.js, WebSockets, Kubernetes, and microservices are advantageous.
MongoDB Atlas, MongoDB Compass, Atlas Data Explorer, TypeScript, React, Node.js, Kubernetes, AWS, Google Cloud, Microsoft Azure
1mo
Save
Mark Applied
Hide
Application Developer 1 (NRN - 017)
Fort Meade, Maryland, United States
OnsiteFull Time
Active TS/SCI with polygraph required. Bachelor\u0002s in EE/CS/CE/Math or 4 years military equivalent. Experience developing in C/C++/Java for Unix/Linux/Windows, Python, CI/CD, version control, networking, databases, and web technologies.
C, C++, Java, Unix, Linux, Windows, DLLs, Dialogic, TCP/IP, SNMP, H.323, X.25, 802.11, 802.16, SIP, MEGACO, MGCP, XML, php, mySQL, ColdFusion, Apache, Perl, Python, Bourne shell, C shell, Sybase, Oracle, Microsoft, pytest, Jenkins, Bamboo, git, subversion, MPLS, Ethernet
3w
Save
Mark Applied
Hide
Software Integration Engineer - C2 Systems
Clarksburg, Maryland, United States
$120k-$200k/yr OnsiteFull Time
Bachelor's degree or relevant experience; middleware, message schemas, software design, testing, debugging, Linux, and networking skills. Preferred: C++, web applications, robotics, hardware integration, and real-time systems.
C++, React, Vue, Svelte, TypeScript, Next.js, Remix, Nuxt, Node.js, NestJS, RESTful APIs, GraphQL, Linux, UDP, TCP
2mo
Save
Mark Applied
Hide
AI & Decision Engineer
Laurel, Maryland, United States
$100k-$245k/yr HybridFull Time
Bachelor's in CS/CE/EE/Applied Math/Data Science, experience building production or prototype LLM/generative-model applications, proficiency in Python and a modern web/backend framework, relational DB experience, hands-on with RAG/LLM agents/vector DBs, strong communication, active Secret clearance and U.S. citizenship required.
Python, FastAPI, Flask, Django, PostgreSQL, SQL, Retrieval-Augmented Generation (RAG), Qdrant, ChromaDB, Hugging Face Transformers, Hugging Face TRL, TRL, LangChain, Llama, Mistral, AWS, SageMaker, Prefect, MLflow, React, GPT-4