4 results for Web Developer in Madison, WI

Full Stack Developer

Middleton, WI
remote
Temporary
45 - 52 USD / Hourly
We are seeking a Mid–Senior Level Full Stack Developer to support and maintain a suite of existing enterprise applications. This role will focus on stabilizing, upgrading, and maintaining legacy systems that are currently in “keep the lights on” mode.These applications will eventually be sunset, so the work will primarily involve maintenance, upgrades, and support of existing functionality rather than new product development or greenfield engineering.The ideal candidate is comfortable working within established systems, addressing technical debt, upgrades, and out-of-support components, and collaborating in an Agile environment.Key Responsibilities<ul><li>Maintain and support existing enterprise applications</li><li>Implement system upgrades and updates to ensure applications remain stable and secure</li><li>Address out-of-support technologies and compatibility changes</li><li>Troubleshoot and resolve issues in legacy application environments</li><li>Participate in Agile / SAFe ceremonies, including stand-ups, ticket management, and story refinement</li><li>Collaborate with development teams to ensure continuity of application functionality</li><li>Contribute primarily to back-end development, while still supporting full stack functionality as needed</li></ul>Required Qualifications<ul><li>Mid–Senior level developer experience (not a Lead or Architect role)</li><li>Strong experience with TypeScript</li><li>Strong experience with .NET (4.6 – current versions)</li><li>Experience working with legacy ASP.NET applications</li><li>Experience with Python (some flexibility; willingness to work in Python environments)</li><li>Experience working within Agile or SAFe frameworks</li><li>Ability to maintain and enhance legacy or enterprise systems</li></ul>Nice to Have<ul><li>Experience modernizing or supporting applications approaching end-of-life</li><li>Strong debugging and troubleshooting skills in complex environments</li><li>Experience working on backend-heavy workloads within full stack applications</li></ul>
2026-03-13T00:00:00Z

Java Native Developer

Middleton, WI
remote
Temporary
49.0865 - 56.837 USD / Hourly
We are seeking a Mid–Senior Level Android Mobile Developer to support and maintain a suite of existing enterprise mobile applications. This role focuses on supporting legacy applications that are currently in “keep the lights on” mode, ensuring stability while performing upgrades and addressing technology components that are reaching end-of-support.This is not a greenfield development role. The work will involve maintaining and enhancing existing applications as they move through their lifecycle and eventually toward sunset.The ideal candidate is comfortable working in legacy environments, implementing upgrades, and supporting production systems within an Agile / SAFe development framework.Key Responsibilities<ul><li>Maintain and support existing Android mobile applications built with Java Native</li><li>Implement upgrades and updates to keep applications functional and secure</li><li>Address out-of-support technologies and framework updates</li><li>Troubleshoot and resolve issues within existing mobile applications</li><li>Participate in Agile / SAFe ceremonies, including stand-ups, sprint planning, ticket management, and story refinement</li><li>Collaborate with cross-functional teams supporting backend and integration layers</li><li>Contribute to both mobile application updates and related system maintenance</li></ul>Required Qualifications<ul><li>Mid–Senior level developer experience (not a Lead or Architect role)</li><li>Strong experience building Android mobile applications using Java Native</li><li>Experience working directly with Android frameworks and SDKs</li><li>Experience with TypeScript</li><li>Experience working within Agile development environments, ideally SAFe</li><li>Ability to work within existing legacy codebases</li></ul>Nice to Have<ul><li>Experience supporting enterprise mobile applications</li><li>Familiarity with application lifecycle management and sunsetting legacy systems</li><li>Strong troubleshooting and debugging skills in production environments</li></ul>
2026-03-11T00:00:00Z

Sr. Software Engineer

Janesville, WI
remote
Permanent
125000 - 170000 USD / Yearly
Robert Half is seeking a Senior Full-Stack Developer to lead the evolution of modern web applications and cloud-native systems for our client in Wisconsin. This role will take AI-assisted prototypes and transform them into secure, scalable, production-grade solutions. You will own application architecture across the stack and help guide the transition from legacy platforms to modern web technologies. This is a hands-on technical leadership role for someone who can move quickly, think strategically, and balance speed with long-term maintainability. Key Responsibilities Application Development<ul><li>Own and productionize modern React and TypeScript applications, refactoring prototype or AI-generated code into secure, maintainable systems.</li><li>Design and build API-first, cloud-native full-stack solutions using JavaScript/TypeScript, Node.js, and relational or NoSQL databases.</li><li>Implement complex business logic such as pricing rules, workflow automation, and multi-level authorization.</li><li>Support and modernize legacy components as needed.</li></ul>Cloud & Architecture<ul><li>Design and maintain scalable cloud-native architectures.</li><li>Develop serverless backend services and optimize database performance.</li><li>Implement secure document storage and file management solutions.</li><li>Enforce security best practices, identity management, and access controls.</li></ul>API & Database Development<ul><li>Design and optimize relational and NoSQL database schemas.</li><li>Build RESTful APIs with structured service layers and role-based access.</li><li>Implement event-driven and real-time data patterns.</li><li>Manage third-party integrations, data migrations, and ETL processes.</li></ul>DevOps & Deployment<ul><li>Establish CI/CD pipelines for automated testing and deployment.</li><li>Configure hosting environments and manage environment variables and secrets.</li><li>Implement monitoring, logging, and performance optimization.</li><li>Ensure reliability, scalability, and cost efficiency.</li></ul>Collaboration & Leadership<ul><li>Mentor team members transitioning from legacy or low-code platforms to modern web stacks.</li><li>Conduct code reviews and establish development best practices.</li><li>Translate business requirements into technical solutions.</li><li>Document architecture decisions and development standards.</li><li>Bridge rapid prototyping efforts with production-ready deployment.</li></ul>
2026-02-27T00:00:00Z

Software Engineering Manager

Madison, WI
onsite
Permanent
100000 - 150000 USD / Yearly
Robert Half is seeking a Software Development Manager to lead a team responsible for building, maintaining, and enhancing critical internal business systems. This role combines people leadership with hands-on technical involvement and collaboration across multiple departments. The team supports a highly customized enterprise resource planning (ERP) environment that plays a central role in operational processes and decision-making. The ideal candidate brings a balance of leadership experience, technical depth, and the ability to work closely with stakeholders to deliver scalable and reliable software solutions. Key Responsibilities<ul><li>Lead and grow a team of software engineers responsible for internal business applications and systems</li><li>Participate in recruiting activities including candidate evaluation, interviews, and hiring decisions</li><li>Conduct performance reviews, provide coaching, and support the professional growth of team members</li><li>Take long-term ownership of team performance, delivery quality, and technical direction</li><li>Develop deep knowledge of the systems and business processes supported by the team</li><li>Serve as the primary point of coordination between the development team and internal stakeholders across multiple departments</li><li>Maintain a hands-on role by contributing to software development (approximately 20–30% of time)</li><li>Participate in code reviews, system design discussions, and architecture planning to ensure maintainable and scalable solutions</li><li>Facilitate agile development practices such as sprint planning, standups, and retrospectives</li><li>Provide technical guidance and analysis for large cross-functional initiatives involving enterprise business systems</li></ul>
2026-03-12T00:00:00Z