22 app developer jobs at 16 companies in Windsor, PA
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API Developer (Senior)
Baltimore, Maryland, United States
OnsiteFull Time
3+ YOEBachelor's in CS or related field (or 5 years' equivalent),3+ years computer experience,1+ year web/app development experience; knowledge of HTML,CGI,PERL,Javascript,Java,cloud and Salesforce.
HTML, CGI, PERL, Javascript, Java, Salesforce
1w
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Principal Software Engineer
Lititz or United States
OnsiteFull Time
12+ YOE12+ years software engineering experience; expert in scalable distributed systems, full-stack development, front-end frameworks, cloud-native apps, and technical leadership.
Vue.js, TypeScript, JavaScript, HTML, CSS, C#, .NET, Java, AWS, Kafka, Spark, Hadoop, Presto, GitHub Copilot, Claude Code, Codex
3d
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Power Platform Developer
Mechanicsburg, Pennsylvania, United States
OnsiteFull Time
2+ YOE2+ years building Microsoft Power Platform solutions; ability to design, develop, test, and deploy Power Apps/Automate/BI; Position of Trust clearance and US citizenship required; strong communication skills.
Microsoft Power Platform, Power Apps, Power Automate, Power BI, Dataverse, Microsoft Azure DevOps
1w
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Sr. Systems Engineer, ICM App Lead
Aberdeen Proving Ground, Maryland, United States
$150k-$195k/yr OnsiteFull Time
15+ YOE15+ years related experience, bachelor’s degree in engineering or related field, active Top Secret/SCI clearance, DoD systems engineering experience, strong technical and communication skills.
2mo
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Senior Software Engineer
Baltimore, Maryland, United States
$125k-$155k/yr OnsiteFull Time
5+ YOE5+ years software development, 3+ years building scalable web apps, strong JavaScript (React/Angular/Vue), Node.js, cloud (AWS preferred), database and caching experience, bachelor’s or equivalent.
JavaScript, React, Node.js, Angular, Vue, AWS, SQL Server, Oracle, MongoDB, MySQL, Redis, Memcached, Varnish, Arc XP, WordPress
3w
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Sr. Software Engineer (TS/SCI)
Hampton or Annapolis Junction or Alexandria or Chantilly or Washington or Reston or McLean or Herndon or Bethesda or Catonsville or Frederick or Ashburn
$144k-$268k/yr HybridFull Time
4+ YOEU.S. citizen with TS/SCI clearance (or immediate DISS eligibility), Bachelor’s degree, 4+ years Python or Java, hybrid cloud/app development, databases, ETL, algorithm design, CI/CD and stakeholder interfacing.
Python, Java, MongoDB, Celery, Azure DevOps, Jenkins, React.js, Node.js, Web API, IBM CPLEX, Gurobi, SPSS, SAS, R, PyCharm, VS Code, Jupyter Notebooks, Pandas, NumPy, Dask, Matplotlib, Seaborn, Plotly, Git, GitHub, GitLab, Docker, Podman
2mo
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Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
Systems Products and Solutions: Provides logistics and technical services to defense agencies.
7+ YOESenior software engineer with DoD biometric systems experience; security clearance required; Agile/DevSecOps; Android apps; cybersecurity.
Android, DevOps, DevSecOps, CI/CD, Security testing, Encryption
1mo
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Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
5+ YOE5+ years apps development experience with Java EE, Spring, SQL, JavaScript/React; familiarity with Azure/AWS, CI/CD, Git, Maven, Oracle; Bachelor's in CS or equivalent experience.
Java EE, SQL, Spring, JavaScript, Bootstrap, ReactJS, Azure, AWS, CI/CD, Git, Oracle, Maven
1w
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Power Apps Developer - Clearance Required
Crystal City or Aberdeen
$160k/yr HybridFull Time
3+ YOEActive Secret clearance preferred, 3+ years SharePoint and Power Platform development, .NET/C#/PowerShell proficiency, SQL Server knowledge, Bachelor's degree in CS/IT, strong communication and problem-solving skills.
Microsoft SharePoint, Power Platform, Microsoft Power BI, Microsoft Power Apps, Microsoft Power Pages, Microsoft Power Automate, .NET, C#, PowerShell, SQL Server, Vantage
1mo
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Test Automation Engineer(Web)
Alexandria or Aberdeen or Picatinny
HybridFull Time
3+ YOE3+ years test automation experience building automated test suites for web apps and APIs; experience with Selenium/Cypress, CI/CD, Docker/Kubernetes; programming in Java or JavaScript; secret clearance required.
Selenium, Cypress, TestNG, GitLab, JIRA, Docker, Kubernetes, Java, JavaScript, Cucumber, Gherkin, Git, Postman, REST Assured, SoapUI, Maven, Gradle, NPM, JMeter, SQL
2w
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Lead Cortex AI Engineer
Owings Mills, Maryland, United States
$125k-$135k/yr OnsiteFull Time
8+ YOEHands-on Snowflake AI Data Cloud and Snowflake Cortex experience, 2+ years building LLM/agentic apps, 3+ years Python, AWS familiarity preferred, bachelor's in computer science, strong communication and analytical skills.
Snowflake AI Data Cloud, LLMs, Snowflake Cortex, Python, AWS
1w
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Sr. Full Stack Engineer
Baltimore, Maryland, United States
$135k-$186k/yr RemoteFull Time
8+ YOE8+ years relevant experience (or 6+ with Master’s) building full-stack web apps with SQL and Python, AWS deployment/monitoring, RESTful APIs, CI/CD, and secure coding; must be U.S. eligible for Public Trust.
SQL, Python, AWS, PostgreSQL, Aurora, S3, Secrets Manager, SSM, Jenkins, AWS CloudWatch, Splunk, RESTful APIs
2w
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Delivery Power Platform Engineer Consultant, AI and Analytics Solutions
Gilbert or Lake Mary or Mechanicsburg
HybridFull Time
4+ YOEBachelor's degree,4+ years delivering enterprise applications,3+ years Power Apps/Dataverse/Power Automate experience,ALM and Agile experience,limited immigration sponsorship,commutable to US delivery centers.
Power Apps, Dataverse, Power Automate, Power Fx, JavaScript, Microsoft 365, Dynamics 365, Azure, PowerApps Component Framework (PCF), Azure Functions, UiPath, Blue Prism, Automation Anywhere, Microsoft Copilot Studio
3w
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Business Intelligence Developer
Aberdeen Proving Ground, Maryland, United States
$105k-$125k/yr OnsiteFull Time
Dynamo Technologies: Delivers IT and digital transformation services to federal agencies.
2+ YOE2+ years building BI solutions with Microsoft Power Platform (Power BI, Power Apps), strong SQL, ETL, data modeling, Python/R scripting, troubleshooting, and end-user training.
Microsoft Power Platform, Microsoft Power BI, Microsoft Power BI Service, DAX, Microsoft Power Apps, Python, R, SQL, PostgreSQL, Microsoft SQL Server, HTML, CSS, JavaScript, Microsoft Power BI REST APIs, Microsoft Power Automate, Microsoft Dataverse, Microsoft Power Virtual Agents, Linux, Azure, AWS, Microsoft Office Suite
1w
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Power Apps Developer - Clearance Required
Crystal City or Aberdeen
$160k/yr HybridFull Time
3+ YOE3+ years SharePoint/Power Platform development experience, bachelor\u0002s degree, proficiency in .NET/C#/PowerShell/SQL Server and Microsoft Power Platform, active Secret clearance required.
.NET, C#, PowerShell, SQL Server, Microsoft SharePoint, Microsoft Power BI, Microsoft Power Apps, Power Pages, Power Automate
2mo
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Javascript - Senior Developers - AI Training - Baltimore, US
Baltimore or United States
$50/hr RemoteContract, Part Time
BS/MS/PhD in CS or related, professional experience building scalable web apps with JavaScript/TypeScript, expert-level JS knowledge (event loop, closures, async), able to solve LeetCode Medium–Hard, and review/execute JS/TS code.
JavaScript (ES6+), TypeScript, React, Node.js, Vue, Angular, Jest, Cypress, Webpack, Vite, GraphQL, RESTful APIs, LeetCode
3w
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Software Development Manager
Hunt Valley, Maryland, United States
$150k-$180k/yr OnsiteFull Time
6+ YOE6+ MgmtBachelor's in computer science or equivalent; 6+ years software development experience in management; 5+ years web/native app development; experience with cloud/desktop apps, multi-platform delivery, strong communication and leadership.
Mac, Windows, Linux
2mo
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BI Software Engineer I
Reading or Tampa
OnsiteFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
5+ YOEBachelor's in CS/CE or equivalent experience; 5-7 years tech experience; 4+ years building BI apps with Qlik Sense, Power BI, Tableau; full BI lifecycle; Java/React/Angular; strong UI/UX and data modeling skills; knowledge of AWS and analytics methods.
Qlik Sense, Power BI, Tableau, Java, React, Angular, jQuery, HTML, JavaScript, CSS, APIs, Web Services, UI/UX design frameworks
1mo
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AI Solutions Architect
Kennett Square or Pennsylvania
HybridFull Time
5+ YOEBachelor's in CS/IS/Engineering or equivalent, 5+ years in solutions/enterprise architecture, experience with Azure cloud services, Python, C#/.NET, TypeScript/React, OAuth2/OIDC, LLM integration patterns, CI/CD (GitHub Actions), and strong communication.
Onyx, Python, FastAPI, Azure, App Service, Functions, Cosmos DB, Blob Storage, C#, .NET, PostgreSQL, TypeScript, React, OAuth 2.0, OpenID Connect (OIDC), GitHub Actions, CI/CD, large language model (LLM)
1w
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Independent Scanning Specialist
York, Pennsylvania, United States
FieldPart Time
Must be 18+, high school diploma or equivalent, smartphone capable of running company app, valid driver's license, clean driving record, reliable transportation, able to stand and lift up to 40 lbs, and work in cold store environments.
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