8 app developer jobs at 8 companies in Janesville, WI
2mo
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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
1mo
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Senior Software Engineer - IBM App Connect Enterprise
Irving or Middleton or Denver or Seattle
$95k-$150k/yr HybridFull Time
4+ YOE4+ years software engineering with hands-on IBM App Connect Enterprise, ESQL/Java, integration patterns, APIs, messaging (MQ/Kafka), Kubernetes/OpenShift, CI/CD and strong troubleshooting skills.
IBM App Connect Enterprise, ACE, ESQL, Java, REST, SOAP, IBM MQ, MQ, Kafka, DFDL, JSON, XML, Docker, Kubernetes, Red Hat OpenShift, Git, Jenkins, Tekton, UrbanCode, AppDynamics, Splunk, ELK, HTTP(S), JDBC
3w
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Mobile iOS Engineer (Hybrid)
Madison or Boston
$80k-$131k/yr HybridFull Time
Experience building customer-facing iOS apps with Swift, iOS architectures (MVVM/MVC), REST API integration, Git and CI/CD, unit testing (XCTest), Xcode, and strong communication and debugging skills.
Swift, MVVM, MVC, REST APIs, Git, CI/CD, App Store, XCTest, Xcode, Airship, Optimizely, ForgeRock
1w
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Senior Mobile Software Developer
Watertown, Wisconsin, United States
RemoteFull Time
6+ YOE6+ years mobile app experience with React Native, offline-first architecture, BLE integrations, synchronization, and mentorship/technical leadership experience.
React Native, Bluetooth Low Energy (BLE), Jira, Gitflow, CI/CD
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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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.