81 javascript developer jobs at 45 companies in Walworth, 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
2w
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Developer, Salesforce Agentforce
Vernon Hills, Illinois, United States
$96k-$144k/yr OnsiteFull Time
3+ YOEBachelor's degree or equivalent, 3+ years development experience (2+ with Salesforce), proficiency with Agentforce, Apex, LWC, Flow, Visualforce, JavaScript, Python or C#, and required Salesforce certifications.
Agentforce, Apex, LWC, Flow, Visualforce, HTML/CSS, JavaScript, Python, C#, Einstein, Prompt Builder
1mo
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Senior Software Developer - Web
Waukegan or Glenview
$96k-$148k/yr OnsiteFull Time
5+ YOEBachelor's in CS/IT or related, 5+ years web development, strong OOP and web architecture, experience with ASP.NET, MVC, C#, JavaScript, T-SQL, code versioning and CI/CD.
ASP.NET, MVC, C#, JavaScript, T-SQL, CI / CD tools
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
3d
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Full Stack Developer
North Chicago, Illinois, United States
$66k-$126k/yr HybridFull Time
2+ YOEBachelor's degree with 2 years' experience or master's degree with 0 years; experience with full-stack development, web applications, cloud infrastructure, JavaScript frameworks, server-side languages, databases, HTML, and CSS.
Angular, React, Vue, Python, NodeJS, Java, .Net, Oracle, PostgreSQL, Neo4J, MarkLogic, HTML, CSS, JavaScript
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Senior Developer (IBM Sterling B2B Integrator) (REMOTE)
Glenview or Pittsburgh or Los Angeles County
$90k-$121k/yr RemoteFull Time
5+ YOE5+ years development experience in enterprise environments; experience with IBM Sterling B2B Integrator, .NET (C#), Java, JavaScript, SDLC and Agile; strong communication, troubleshooting, and documentation skills.
.NET, C#, Java, JavaScript, IBM Sterling B2B Integrator
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
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
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
1w
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Senior Frontend Software Engineer - Cloud (55435)
Vernon Hills, Illinois, United States
$108k-$126k/yr HybridFull Time
8+ YOEBachelor's degree in CS or related,8+ years frontend experience,proficient with React,JavaScript,TypeScript,HTML5,CSS3,SPA development,accessibility,Agile,production support.
React, Javascript, CSS3, HTML5, Typescript, Git, RESTful APIs, CI/CD
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
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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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
2mo
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Senior Integration & Applications Developer
Itasca, Illinois, United States
$125k/yr OnsiteFull Time
15+ YOE15+ years in logistics/transportation; strong Microsoft SQL Server and T-SQL skills; experience with EDI (X12, EDIFACT), Altova tools, .NET/ASP.NET, JavaScript/TypeScript, and integration transports (MQ, AS2, SFTP).
Microsoft SQL Server, T-SQL, SSIS, MapForce, XMLSpy, StyleVision, Altova Server, .NET, .NET Core, ASP.NET, JavaScript, TypeScript, RESTful services, X12, EDIFACT, MQ, AS2, SFTP, XML, JSON, Cargowise, TMS, WMS, EDI VANs
1mo
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Sustaining Software Engineer
Cottage Grove, Wisconsin, United States
OnsiteFull Time
Experience with OOP (C++, C#, Java, Kotlin), scripting (Python, JavaScript), unit testing, technical documentation, cross-team communication, and willingness to travel domestically and internationally.
C++, C#, Java, Kotlin, Python, JavaScript
2mo
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Automation Engineer (Custom n8n Connector Development)
Schaumburg, Illinois, United States
$130k-$140k/yr HybridFull Time
3+ YOE3+ years JavaScript/TypeScript, 2+ years Node.js (v18.17.0+), API integration experience, familiarity with n8n or similar workflow tools, bachelor’s degree or equivalent, strong problem-solving and communication skills.
JavaScript, TypeScript, Node.js, n8n, Zapier, Make, RESTful APIs, Playwright, Git, npm, yarn, JSON, SQL, NoSQL
2mo
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Application Developer, Senior
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Reston or Camp Parks
$87k-$198k/yr HybridFull Time
10+ YOENode.js with TypeScript, SQL, PostgreSQL, Redis, Elasticsearch; TS/SCI with poly; Bachelor's with 10+ years or Master's with 8+ years in application or software development; collaborative team player; testing and maintenance ability.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch, JSON, Java, JavaScript
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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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
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
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