44 app developer jobs at 34 companies in Downingtown, PA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
ReachMobi: Publishes and incubates personalized Android home screen and utility applications.
5+ YOE5+ MgmtProduct management with user acquisition, monetization, and feature development; team leadership; data-driven marketing; SQL/Excel; roadmapping; entrepreneurial mindset.
FMCNYSE: FMC: Manufacturer of chemical and biological crop protection products.
7+ YOEBachelor's in engineering/CS or related and 7 years software development experience, including 2 years each in web development, CI/CD, mobile app development, Python, JavaScript/React, system architecture, and leading projects; telecommute 2 days/week.
University of Pennsylvania: Provides Ivy League higher education and conducts advanced scientific research.
2+ YOEBachelor's and 2+ years' experience required. Develop, deploy, and maintain pathology software, data pipelines, and AI-enabled tools; experience with Python, Next.JS, electron, web apps, databases, APIs, and version control; strong analytical and communication skills.
New York or Philadelphia or Toronto or Pittsburgh or San Francisco or Plymouth Meeting
$150k-$250k/yrOnsiteFull Time
Credit Genie: Mobile app providing personalized financial insights and cash advances
5+ YOE5+ years mobile development, proficient in Swift (Swift 6), strong mobile UX skills, experience leading large projects, ability to implement Figma designs in-app, and mentoring experience.
VetsEZ: Digital transformation and healthcare IT services for government agencies.
5+ YOEBachelor's degree, 5+ years Dynamics 365 (Customer Service) experience, proficiency with Dynamics 365 customization and development (JavaScript, C#, .NET, Power Platform), Dataverse, Power Apps/Automate, Azure, integrations and APIs.
Microsoft Dynamics 365, JavaScript, C#, .NET, Microsoft Power Platform, Microsoft Dataverse, Microsoft Power Apps, Microsoft Power Automate, Microsoft Azure, Microsoft Logic Apps, Microsoft Azure Functions, APIs, web services, DevOps
Miami or Delaware or Atlanta or Philadelphia or Austin or Houston or Dallas or Miramar or Salt Lake City or Phoenix or Charlotte
HybridFull Time
Greenberg Traurig: Provides global legal representation and corporate advisory services.
5+ YOE5+ years frontend development with UI/UX responsibility; expertise in React and TypeScript; portfolio of web/app design; experience with design systems, accessibility (WCAG), testing, CI/CD, and cloud deployments.
ASRC Federal: Provides engineering and IT services to federal government agencies.
1+ YOEBachelor's or equivalent experience,1+ year application development experience with Microsoft Power Platform,active DoD Secret clearance,CompTIA Security+ required,PL-900 within 6 months; Power Apps/Automate/BI experience.
Power Apps, Power Automate, Power BI, Power Platform, Palantir Foundry, Army Vantage, Dataverse, Microsoft 365
Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yrHybridFull Time
CitiNYSE: C: Global diversified financial services holding.
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.
Senior Software Engineer – Mobile Development (iOS)
Philadelphia, Pennsylvania, United States
$105k-$110k/yrOnsiteFull Time
City of Philadelphia: Provides municipal services and governance to the city of Philadelphia.
5+ YOE5+ years professional iOS development, strong Swift/Objective-C, Xcode, UIKit/SwiftUI/Combine, Core Data, App Store deployment, REST API integration, familiarity with backend tech and accessibility, bachelor\u0002s degree preferred, city residency within six months, cover letter required.
Research Innovations: Provides software and cybersecurity solutions for national defense agencies.
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.
Rhoads Industries: A family-owned provider of industrial fabrication, mechanical, and maritime services operating large shipyard and heavy manufacturing facilities.
5+ YOEU.S. citizenship required. 5+ years SharePoint Online development experience, experience with Power Automate and Power Apps, SPFx, JavaScript/TypeScript/HTML/CSS, Microsoft Graph/SharePoint REST APIs, Microsoft 365 knowledge; bachelor’s degree in IT or equivalent experience preferred.
Microsoft SharePoint Online, Microsoft 365, Power Automate, Power Apps, SharePoint Framework (SPFx), JavaScript, TypeScript, HTML, CSS, Microsoft Graph API, SharePoint REST API, Power BI, Dynamics 365, Microsoft Government Community Cloud High (GCCH)
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOEBachelor's in CS/Engineering, 2 years developing/maintaining software security systems, web app penetration testing, Linux and Python scripting; OSCP required.
Burp Suite, Bash, Python, Nuclei, Qualys, Nessus, Kali Linux
GIS Solution Engineer – Global Alliances & Partners
Redlands or Philadelphia or San Antonio or Vienna
$79k-$131k/yrOnsiteFull Time
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years using Esri technology (maps, spatial analysis, web apps), 1+ years industry experience, ArcGIS IT knowledge, technical consulting/solution design, geodatabases/DBMS, cloud (Azure or AWS), travel 25-50%, bachelor's degree required, must be authorized to work in the U.S.
ArcGIS, Microsoft Azure, AWS, Python, JavaScript, DBMS, BI, CRM, ERP
Volpe Enterprises: Provides residential home exterior and interior remodeling and renovation services.
3+ YOE3+ years QuickBase experience, 2+ years Google Workspace experience, QuickBase API/cloud integration knowledge, ability to develop/administer QuickBase and Google apps, strong written and verbal communication, self-managed and organized.