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Sr Frontend Developer Jobs in Wisconsin (NOW HIRING)

In the Pocket

WI · On-site

$110 - $150/hr

What you'll do We are looking for a Senior Angular Front-End Engineer with a strong affinity for AI. As the ideal candidate you have hands‑on experience building and deploying resilient web ...

Milwaukee-Tool

WI · On-site

$70 - $100/hr

As a Design Engineer on the Front-End Innovation team, you will identify real user problems and translate them into breakthrough product concepts that define our future portfolio. You will operate in ...

Soteria Reinsurance Ltd.

WI · On-site

$110 - $150/hr

## Senior Software Engineer/DeveloperApplylocations: Westlake, TXtime type: Full timeposted on: Posted ... Develops modern front-end applications with Angular, TypeScript, and Module Federation-based micro ...

AgSource

Senior AI/ML Engineer

Watertown, WI · On-site

$99K - $136K/yr

We are seeking a Senior AI/ML Engineer to lead the building of scalable real-time production-grade ... Collaborate with front-end developers or build user-facing components using React, TypeScript.

Farm Systems

Senior AI/ML Engineer

Watertown, WI

$99K - $136K/yr

We are seeking a Senior AI/ML Engineer to lead the building of scalable real-time production-grade ... Collaborate with front-end developers or build user-facing components using React, TypeScript.

Urus Group LP

Senior AI/ML Engineer

Watertown, WI · On-site +1

$99K - $136K/yr

We are seeking a Senior AI/ML Engineer to lead the building of scalable real-time production-grade ... Collaborate with front-end developers or build user-facing components using React, TypeScript.

Urus

Senior AI/ML Engineer

Watertown, WI

$99K - $136K/yr

We are seeking a Senior AI/ML Engineer to lead the building of scalable real-time production-grade ... Collaborate with front-end developers or build user-facing components using React, TypeScript.

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Sr Frontend Developer information

What is a Sr Frontend Developer?

Sr Frontend Developers are experienced software engineers who specialize in building and optimizing the user interfaces of web applications. They are responsible for translating design mockups into interactive, responsive, and accessible web pages using technologies like HTML, CSS, and JavaScript frameworks (such as React, Angular, or Vue). In addition to coding, Sr Frontend Developers often lead technical decisions, mentor junior developers, and collaborate closely with designers and backend engineers to deliver high-quality user experiences. Their expertise ensures that web applications are visually appealing, performant, and user-friendly.

What are the key skills and qualifications needed to thrive as a Sr Frontend Developer?

To thrive as a Sr Frontend Developer, you need deep expertise in HTML, CSS, JavaScript, and modern front-end frameworks like React or Angular, usually backed by a degree in computer science or equivalent experience. Advanced knowledge of tools such as Git, Webpack, RESTful APIs, and proficiency with testing frameworks is typically required. Outstanding problem-solving abilities, strong collaboration, and effective communication set top performers apart in this role. These skills ensure the delivery of high-quality, user-friendly interfaces and seamless teamwork in fast-paced development environments.

What are some common challenges faced by Sr Frontend Developers when working on cross-functional teams?

Sr Frontend Developers often collaborate closely with backend engineers, UX/UI designers, and product managers. A common challenge in these environments is ensuring clear communication of technical requirements and design expectations to avoid misunderstandings that can lead to rework. Balancing user experience with technical feasibility is another frequent hurdle, especially when negotiating priorities between design vision and performance constraints. Effective Sr Frontend Developers proactively bridge gaps through strong documentation, regular alignment meetings, and by advocating for best practices in both development and design.

What is the difference between Sr Frontend Developer vs Frontend Developer?

AspectSr Frontend DeveloperFrontend Developer
Required ExperienceTypically 5+ years, leadership skills1-3 years, entry to mid-level
ResponsibilitiesAdvanced coding, mentoring, project leadershipImplementing UI features, bug fixes
Skills & CertificationsExpertise in JavaScript, frameworks, leadershipHTML, CSS, JavaScript basics
Work EnvironmentSenior roles in teams, project planningDevelopment teams, collaborative projects

The main difference between a Sr Frontend Developer and a Frontend Developer lies in experience, responsibilities, and leadership. Senior developers handle complex tasks, mentor others, and lead projects, while frontend developers focus on implementing features and fixing bugs. Both roles require strong JavaScript, HTML, and CSS skills, but senior roles demand more experience and strategic input.

What are popular job titles related to Sr Frontend Developer jobs in Wisconsin?

For Sr Frontend Developer jobs in Wisconsin, the most frequently searched job titles are:

What job categories do people searching Sr Frontend Developer jobs in Wisconsin look for?

The top searched job categories for Sr Frontend Developer jobs in Wisconsin are:

Sr Frontend Developer jobs near you
Infographic showing various Sr Frontend Developer job openings in Wisconsin as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution.

Sr. React Developer - Northwestern Mutual Insurance

ClifyX

Milwaukee, WI • On-site

$113K - $148K/yr

Full-time

Re-posted yesterday

Job description

Job Summary:
ClifyX is seeking a Sr. React Developer to join their team at Northwestern Mutual Insurance. The role requires extensive experience in JavaScript and React, focusing on developing adaptive and responsive UI applications while collaborating with various stakeholders.
Responsibilities:
• 10+ years of experience working in JavaScript and able to demonstrate strong javascript knowledge.
• Able to demonstrate strong web fundamentals knowledge of DOM
• 5 yrs experience writing adaptive and responsive UI applications
• Strong Knowledge of HTML5 CSS React Redux Knowledge of Angular a plus
• 3 years of experience with Node JS or Backend services is a plus
• 5 yrs hands on experience working on React with recent experience in ES6
• Experience working on React forms functional components class components etc
• Experience with common frontend development tools such as Babel Webpack NPM yarn etc
• Familiar with ServerSide Rendering in JavaScript
• Solid understanding of JSON Schemas and RESTful APIs
• 5 years Experience with Test Driven Development TDD Behavior Driven Development BDD practices unit testing functional testing system integration testing regression testing GUI testing
• Web service testing and browser compatibility testing including frameworks such as Selenium WebDriverIO Cucumber JUnit Mockito
• Experience with continuous integration and continuous delivery environment
• Good communication skills able to explain technical concepts to designers product managers and business partners in ways that are meaningful to them.
Qualifications:
Required:
• 10+ years of experience working in JavaScript and able to demonstrate strong javascript knowledge.
• Able to demonstrate strong web fundamentals knowledge of DOM
• 5 yrs experience writing adaptive and responsive UI applications
• Strong Knowledge of HTML5 CSS React Redux Knowledge of Angular a plus
• 3 years of experience with Node JS or Backend services is a plus
• 5 yrs hands on experience working on React with recent experience in ES6
• Experience working on React forms functional components class components etc
• Experience with common frontend development tools such as Babel Webpack NPM yarn etc
• Familiar with ServerSide Rendering in JavaScript
• Solid understanding of JSON Schemas and RESTful APIs
• 5 years Experience with Test Driven Development TDD Behavior Driven Development BDD practices unit testing functional testing system integration testing regression testing GUI testing
• Web service testing and browser compatibility testing including frameworks such as Selenium WebDriverIO Cucumber JUnit Mockito
• Experience with continuous integration and continuous delivery environment
• Good communication skills able to explain technical concepts to designers product managers and business partners in ways that are meaningful to them.
Company:
ClifyX provides innovative business solutions which satisfy requirements for mission-critical reliability, scalability, interoperations. Founded in 1998, the company is headquartered in South Plainfield, USA, with a team of 501-1000 employees. The company is currently Late Stage.
ClifyX logo

About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998

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