58 javascript engineer jobs at 37 companies in Jefferson, WI
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Javascript - Senior Developers - AI Training - Milwaukee, US
Milwaukee or United States
$50/hr RemoteContract
BS/MS/PhD in CS or related field, professional experience building scalable JavaScript/TypeScript web apps, ability to solve LeetCode Medium–Hard problems, deep JS knowledge (event loop, closures, async), and strong code quality standards.
JavaScript (ES6+), TypeScript, React, Node.js, Vue, Angular, Jest, Cypress, Webpack, Vite, GraphQL, RESTful APIs, LeetCode
2mo
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Senior Staff Cloud Infrastructure Engineer
Austin or Madison
OnsiteFull Time
8+ YOE8+ years experience at cloud-based SaaS companies; expertise with cloud infrastructure, infrastructure-as-code (Terraform), GCP, Cloudflare, DevOps/SRE practices; experience with Python and JavaScript; degree preferred.
GCP, Cloudflare, Terraform, Cloudflare Workers, Python, JavaScript
2d
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Software Engineer II
Milwaukee, Wisconsin, United States
$98k-$147k/yr OnsiteFull Time
1+ YOEBachelor's degree or equivalent experience; 1–3 years of software engineering experience; programming with Java, JavaScript, Python, or .NET; cloud, CI/CD, analytical, communication, and collaboration skills.
Java, JavaScript, Python, .NET, AWS, Azure, CI/CD
3d
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Full Stack Engineer
United States or San Francisco or New York City or Los Angeles or Boston or Seattle or Washington or San Diego or Chicago or Austin or Dallas or Portland or Denver or Philadelphia or Baltimore or Sacramento or Minneapolis or Miami or Atlanta or Phoenix or Orlando or Las Vegas or Salt Lake City or Madison or Birmingham or San Antonio or Spokane or Toronto
$115k-$195k/yr HybridFull Time
2+ YOERequires 2–4 years of software engineering experience, strong TypeScript/JavaScript, SQL, Node, Express, React, AWS, relational databases, teamwork, and communication skills.
TypeScript, JavaScript, React Native, Node, Express, React, AWS, SQL, relational databases, Redux, Next.js, Jest, Cypress
2mo
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Senior Embedded Software Engineer-Innovation Team
Cottage Grove, Wisconsin, United States
OnsiteFull Time
Senior embedded software engineer with degree in CS/EE and experience in C/C++, RTOS, Python/JS, and cross-functional collaboration.
C++, C#, Java, C, Python, JavaScript, RTOS
3mo
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Infrastructure Engineering - Advisor II
Milwaukee, Wisconsin, United States
OnsiteFull Time
4+ YOEBachelor's degree in CS/Engineering and 4 years in infrastructure automation, AWS, CI/CD, and API design (REST/SOAP/GraphQL) with Python/PowerShell/JavaScript.
Python, PowerShell, AWS, REST, SOAP, GraphQL, JavaScript
1w
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Software Engineer/Developer III
Madison, Wisconsin, United States
$90k/yr HybridFull Time
5+ YOE5+ years designing and developing full-stack applications with Microsoft .NET and SQL Server; 2+ years Angular; proficiency with C#, ASP.Net Core, TypeScript, HTML5, CSS, JavaScript, Microsoft Entity Framework, relational databases, and Git.
Microsoft .NET, SQL Server, Angular, C#, ASP.Net Core, TypeScript, HTML5, CSS, JavaScript, Microsoft Entity Framework, Git, OpenIDConnect, Canvas LMS, Salesforce, Salesforce APEX, ClaudeCode, Codex, GitHub Copilot
1mo
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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
1w
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Senior Palantir Engineer
Austin or Charlotte or Naples or Hudson or Milwaukee
OnsiteFull Time
4+ YOE4+ years relevant experience, Bachelor’s degree, Palantir Foundry experience preferred, proficiency with TypeScript, JavaScript, Python, SQL, APIs, Git, CI/CD, and agentic/LLM development.
Palantir Foundry, TypeScript, JavaScript, Python, SQL, APIs, Git, CI/CD, MCP, LLMs
3mo
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Quality Engineer - SDET
Madison or London
HybridFull Time
Experience in software QA and test automation; hands-on with Playwright, Appium, WebDriverIO, Cucumber/Gherkin, BrowserStack; proficient in REST services, GitHub; knowledge of .NET/C#/TypeScript/JavaScript; AWS and DevOps; strong problem-solving.
Playwright, Appium, WebDriverIO, Cucumber, BrowserStack, REST, GitHub, GitHub Actions, TeamCity, Octopus, Postman, DataDog, .NET, C#, TypeScript, JavaScript, ReactNative, AWS, DevOps, Serverless
2mo
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Solutions Engineer II
Seattle or Liberty Lake or Field-WA or Field-IA or Field-WI or Field-MN or Field-MO or Field-IL
$86k-$130k/yr OnsiteFull Time
Provide technical demonstrations, design solutions, and support sales; know network, cloud/virtualization, web protocols; programming (Python/JavaScript/Golang); Kubernetes; PKI.
Python, JavaScript, Golang, Kubernetes, PKI, HTTP, TLS, SSL, Cloud, Virtualization
1mo
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Salesforce Developer
Sun Prairie, Wisconsin, United States
$76k-$114k/yr HybridFull Time
3+ YOE3+ years Salesforce development with Apex and Lightning Web Components, experience with .NET, JavaScript, HTML/CSS, MS SQL, DevOps/CI/CD, strong communication and analytical skills; Bachelor's preferred.
Apex, Lightning Web Components, Salesforce, .NET, JavaScript, HTML/CSS, MS SQL, DevOps, version control, CI/CD
2mo
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Software Engineer - AI & Cloud Engineering (Early to Mid Career, WI Based)
Madison, Wisconsin, United States
OnsiteFull Time
3+ YOE3-6 years software engineering; strong programming in Python/C++/Rust/Go/Java/JavaScript; backend systems/APIs/distributed services; Linux/Git; ability to drive projects; degree in technical field
Python, C++, Rust, Go, Java, JavaScript, Linux, Git, Docker, Kubernetes, AWS, GCP, Azure
3w
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Senior ServiceNow Developer
Chicago or Milwaukee
$140k-$150k/yr OnsiteFull Time
5+ YOE5+ years ServiceNow platform experience, proficiency in ServiceNow scripting and integrations, JavaScript and web technologies, strong analytical and communication skills, ServiceNow CSA and CAD required, ITIL foundation required.
ServiceNow, JavaScript, GlideScript, Jelly, AJAX, JSON, AngularJS, Web Services, MySQL, XML, HTML, CSS, Flow Designer, Integration Hub, Workflow Data Fabric, REST API, SOAP, MID Server, JDBC, Git, App Engine Studio, UI Builder, CMDB, CSDM
2mo
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AI Solutions Engineer
Milwaukee or United States
$124k-$235k/yr HybridFull Time
3+ YOEBachelor's in CS/IT or equivalent; 3+ years in cloud apps (AWS); AI/Agent-based solutions; API data integration; Python/JavaScript; AWS containers/serverless; experience with AI tools; US work authorization.
AWS, Python, JavaScript, Node.js, React, SQL, NoSQL, Sage Intacct, APIs, Amazon Bedrock, Cursor, Windsurf, Claude Code
2w
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Senior Software Development Engineer
Sussex, Wisconsin, United States
OnsiteFull Time
5+ YOEBachelor's degree in CS or related,5+ years relevant experience,proficiency in C# and JavaScript,experience with Linux,embedded systems,and networking;mentoring and technical leadership skills.
C#, JavaScript, Angular, Blazor, Linux
2d
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Integration Developer (840017)
Pewaukee or Illinois or Iowa or Michigan or Minnesota
$1/yr HybridFull Time
2+ YOEBachelor’s degree in Computer Science, Information Systems, or related field; 2+ years of API/SDK integration experience; proficiency in Python, PHP, JavaScript, Java, JSON, REST APIs, Git, and integration tools.
Python, JSON, RESTful APIs, PHP, Postman, Bruno, Swagger/OpenAPI, Git, JavaScript, Java, OAuth, OpenID Connect, SQL, ETL, WCAG, FERPA, Banner, Ellucian
1mo
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Software Developer (GIS)
Waukesha, Wisconsin, United States
OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience; 3+ years software development or GIS application experience; proficiency with JavaScript/TypeScript, Python, Esri/ArcGIS tools, AWS, SQL/NoSQL, REST APIs; strong communication and problem-solving skills.
ArcGIS Pro, ArcGIS Online, ArcGIS Enterprise, ArcGIS Dashboards, ArcGIS Field Maps, Survey123, VertiGIS Studio, AWS, SQL, NoSQL, REST APIs, Python, JavaScript, TypeScript
2mo
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Sr. Software Engineer (Technical Coach)
Minneapolis or Hopkins or West Saint Paul or Brookfield
$120k-$141k/yr HybridFull Time
5+ YOE5+ years relevant experience, bachelor’s degree or equivalent, expertise coaching Agile/DevOps practices, knowledge of CI/CD, Java, Python, .NET, GoLang, JavaScript frameworks, and experience with large-scale Agile transformations.
DevOps, CI/CD, Java, Python, .NET, GoLang, JavaScript Frameworks, Scrum, Kanban, SDLC, Agile, Dojo
2w
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Process Automation Software Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
Bachelor's degree, legal US work authorization, experience with Logix/FactoryTalk platforms, cloud/edge integrations, APIs/microservices, JavaScript/TypeScript or C#/.NET.
Studio 5000 Logix Designer, Logix Designer, FactoryTalk Design Studio, FactoryTalk Optix, FactoryTalk DataMosaix, Plex, Fiix, OPC UA, JavaScript, TypeScript, C#, .NET, Time-Series Databases, APIs, microservices, container-based systems
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