18 app developer jobs at 16 companies in Harvard, IL
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Senior Web/App Engineer
Janesville, Wisconsin, United States
$118k-$142k/yr OnsiteFull Time
5+ YOE5+ years software development experience; proficiency in Java, C#, Python, JavaScript; strong system architecture, design patterns, data modeling, cloud and application security knowledge; bachelor's in CS/Engineering preferred; experience with SaaS platforms (Adobe, Oracle) preferred.
Java, C#, Python, JavaScript, Adobe, Oracle
2mo
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Mobile app Developer (Paid Internship)
Fort Atkinson or Madison
$30/hr HybridMultiple Commitments Available
1+ YOEBuild a mobile prototype with on-device object detection using YOLO variants; prepare annotated dataset (300–500 images); train, optimize, and export models (CoreML/TensorFlow Lite); embed models on edge; proficiency in Python, OpenCV/PyTorch/TensorFlow, and mobile frameworks; US work authorization and portfolio/GitHub required.
Python, YOLOv8, YOLOv11, YOLO-NAS, YOLOX, Roboflow, CVAT, CoreML, TensorFlow Lite, OpenCV, PyTorch, TensorFlow, Apple Neural Engine, GPU, Dart/Flutter, JavaScript/React Native, Swift, Kotlin, GitHub
1w
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AI App Administrator (Racine, WI, US, 53403)
Racine, Wisconsin, United States
$80k-$135k/yr RemoteFull Time
2+ YOE2+ years developing and administering low-code AppSheet applications and enterprise AI agents; experience with API integrations, SQL/SAP/Salesforce connectors, prompt engineering, and LLM concepts.
Google AppSheet, Gemini Enterprise, Looker, SQL, SAP, Salesforce, Microsoft SharePoint, Microsoft OneDrive, Microsoft Teams, Google Apps Script, Python
1mo
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Sr. Software Developer
Waukegan, Illinois, United States
$123k-$131k/yr OnsiteFull Time
3+ YOEMaster's in CS +3 yrs or Bachelor's +5 yrs web development; experience with Microsoft ASP.NET MVC, C#, JavaScript, TypeScript, jQuery, Angular, SQL/T-SQL, Elastic, Dynatrace, CI/CD, Agile, OOP and web app architecture.
Elastic, Dynatrace, Microsoft ASP.NET MVC, C#, JavaScript, jQuery, TypeScript, Angular, SQL, T-SQL, CI/CD
5d
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Staff Software Development Engineer
Arizona or Buffalo Grove or Richardson
$118k-$237k/yr RemoteFull Time
7+ YOE7+ years large-scale software development, 2+ years technical lead, experience with Java/React/Angular/Spring Boot and cloud-native apps; CI/CD, containers, and cloud platform experience preferred.
Java, React, Angular, Spring Boot, REST API, JPA, Jenkins, CircleCI, GitHub, GitLab, Docker, Kubernetes, Azure, GCP, AWS, CI/CD
2mo
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Android Software Engineer II
Schaumburg, Illinois, United States
$81k-$117k/yr HybridFull Time
3+ YOE3+ years OO design and Android development; Java/Kotlin; experience debugging Android apps; strong problem-solving and collaboration; BS in CS/SE/CE or related.
Java, Kotlin, Android, OO design, SDKs/Logs, VS Code, GitHub Copilot, Firebase Crashlytics, Real Time Databases, AOSP
2w
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Android Software Engineer II
Schaumburg, Illinois, United States
$81k-$117k/yr HybridFull Time
3+ YOE3+ years OO experience with Java/Kotlin, Android app and system debugging, strong software design and algorithms, B.S. in CS or related, experience with AI-assisted development tools and excellent communication.
Java, Kotlin, GitHub Copilot, Microsoft Visual Studio Code, Firebase Crashlytics, Real Time Databases, AOSP, Linux, logcat
5d
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Senior Backend Software Engineer - Cloud (55446)
Vernon Hills, Illinois, United States
$108k-$126k/yr HybridFull Time
8+ YOE8+ years professional software development experience with C#/.NET, backend systems, APIs, integrations, relational and NoSQL databases, cloud-native solutions and production support.
C#, .NET, PostgreSQL, RavenDB, SQL Server, Microsoft Azure, Azure Functions, App Services, Azure SQL, Storage, Key Vault, Service Bus
1mo
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Staff Engineer
Park Ridge or Alabama or Connecticut or Florida or Georgia or Illinois or Kentucky or Louisiana or Massachusetts or Michigan or Missouri or North Carolina or Nebraska or New Hampshire or New Mexico or Ohio or Pennsylvania or South Carolina or Texas or Wisconsin
$165k-$175k/yr HybridFull Time
10+ YOE10+ years experience with .NET Framework/.NET Core, ASP.NET, Angular, SQL Server, Azure; experienced in architecture, CI/CD, testing, DevOps (Azure DevOps, TeamCity, Octopus), mentorship, and domain-driven design.
.NET Framework, .NET Core, ASP.NET, Angular, C#, TypeScript, JavaScript, SQL Server, Azure, App Services, Service Bus, Azure SQL, Azure DevOps, TeamCity, Octopus, GitHub Copilot
1w
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Lead Software Engineer - Tax Product Development
New York or Dallas or Houston or Chicago or Philadelphia or Charlotte or Raleigh or Tampa or Miami or Jacksonville or Fort Lauderdale or Tallahassee or Orlando or West Palm Beach or Grand Rapids or Detroit or Troy
$140k-$210k/yr HybridFull Time
6+ YOEBachelor's degree required;6+ years building web apps with Microsoft stack (C#, ASP.NET), SQL Server/Azure SQL/NoSQL, Azure, CI/CD, DevOps, monitoring, and leading engineering teams;strong design and communication skills.
C#, ASP.NET, HTML, JavaScript, Angular, TypeScript, React, SQL Server, Azure SQL, NoSQL, PowerShell, Graph API, Azure CLI, Microsoft Office Suite, Microsoft Visual Studio, Microsoft Azure Dev Ops, GitHub, Microsoft SQL Server, Microsoft Power BI, PowerApps, Azure Functions, App Insights, App Monitoring, HTTP Debug Tools
3w
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Forward Deployed Engineer
Schaumburg, Illinois, United States
RemoteFull Time
10+ YOE10+ years full-stack/frontend experience, proficiency in TypeScript/JavaScript and other languages, Next.js App Router and tRPC experience, strong commercial P&C insurance knowledge, excellent communication and consulting skills.
TypeScript, JavaScript, Python, Java, C++, React, Next.js, Next.js App Router, tRPC, Tailwind, shadcn/ui, Mantine
2mo
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Collaboration Engineer (Senior Systems Engineer II)
Deerfield, Illinois, United States
$103k-$164k/yr OnsiteFull Time
2+ YOEAdminister and extend Microsoft 365 collaboration services; build PowerShell automations, Microsoft Graph integrations, Power Automate/Power Apps, and run SharePoint migrations. Requires technical infrastructure experience and leadership/mentoring experience.
Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint Online, Microsoft Entra ID, Microsoft Graph API, PowerShell, Power Automate, Power Apps, SharePoint Framework (SPFx), Git
1mo
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Senior Controls Engineer (67430)
Waukesha, Wisconsin, United States
$86k-$126k/yr OnsiteFull Time
3+ YOEBachelor's degree and 3+ years test/controls/troubleshooting experience; 3+ years with PLC/HMI programming and safety systems; experience with Visual Basic/Visual Studio, SQL and Microsoft apps; Six Sigma preferred.
Visual Basic, Visual Studio, SQL, NI LabVIEW, NI TestStand, Rockwell RSLogix, Studio 5000, FactoryTalk View ME/SE, VB6, PLC, HMI
3w
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Full-Stack & Mobile Application Developer
Beloit, Wisconsin, United States
OnsiteFull Time
3+ YOE3+ years full-stack experience with React, Python, Node.js, Azure, and .NET MAUI; experience with RAG, OCR, offline-first mobile apps, Azure Government Cloud, and secure production deployments.
Microsoft Azure Government Cloud, Azure OpenAI Service, React, Python, Node.js, .NET MAUI, Azure AI Vision, Azure Document Intelligence, Azure AI Search, Microsoft Project, Microsoft Semantic Kernel, LangChain, LangGraph, PouchDB, CouchDB, SQLite, Git, Docker, Blazor Hybrid, SCADA, HMI
3w
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Senior Technical Consultant/ Solutions Engineer
Schaumburg, Illinois, United States
RemoteFull Time
8+ YOEBachelor's in CS or similar, 8+ years coding with Python and enterprise apps, commercial P&C insurance experience, RESTful microservices, DB experience (Elastic, Snowflake, Cassandra, MariaDB, MySQL), and Agile experience.
Python, Docker, Kubernetes, Elastic, Snowflake, Cassandra, MariaDB, MySQL, NoSQL, RDBMS, JIRA, Git, Gitlab, Jenkins
2mo
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IT Site Reliability & Performance Engineer
Wood Dale, Illinois, United States
$110k-$130k/yr OnsiteFull Time
3+ YOEExperience in app performance, monitoring/observability; Bachelor's degree or equivalent; 3+ years IT monitoring; strong knowledge of monitoring tools; Linux/Windows; Azure; scripting (Python, Bash, Ansible); analytical and collaborative skills.
New Relic, Python, Bash, Ansible, Azure, Linux, Windows, Networking, Databases, Web platforms
2w
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Independent Field Surveyor
Elkhorn, Wisconsin, United States
FieldPart Time
Must be 18+, high school diploma or equivalent, smartphone to run company app, valid driver\u0002s license, clean driving record, reliable transportation and auto insurance, ability to stand during shift, lift up to 40 lbs, and work in cold store areas; no prior experience required.
1mo
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Sales Professional and Business Development
Glenview, Illinois, United States
$1-$3k/wk FieldFull Time
Relationship-driven sales professional; previous sales experience preferred; strong communication, interpersonal and organizational skills; comfortable using mobile apps and technology; motivated by performance-based income.
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