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Sr Frontend Developer Jobs in Wisconsin (NOW HIRING)

Senior Project Manager Start Date : ASAP Location : Milwaukee, WI 53224 100% IN PERSON (NO REMOTE ... Expertise in front-end technologies, including JavaScript, CSS3 and HTML5 and third-party libraries ...

Senior Project Manager Start Date : ASAP Location : Milwaukee, WI 53224 100% IN PERSON (NO REMOTE ... Expertise in front-end technologies, including JavaScript, CSS3 and HTML5 and third-party libraries ...

WI · On-site

$107 - $147/hr

Become a part of our caring community The Senior Full Stack Engineer is a highly skilled software ... Developer, or equivalent. * Modular Design: Knowledge of micro-frontend architectures (e.g., Module ...

New

This role has broad scope across the full stack, including front-end, back-end, database ... DevOps, Automation, and Infrastructure/Security as Code Experience designing delivery pipelines ...

This role has broad scope across the full stack, including front-end, back-end, database ... DevOps, Automation, and Infrastructure/Security as Code Experience designing delivery pipelines ...

This role has broad scope across the full stack, including front-end, back-end, database ... DevOps, Automation, and Infrastructure/Security as Code Experience designing delivery pipelines ...

Senior AI Engineer

Green Bay, WI · On-site

$140 - $190/hr

This senior level engineer with a background ingenerative AIandmachine learningwilljoin our client ... Contribute to both frontend and backend development tasks as part of a cross-functional team ...

New

Senior Full-Stack Engineer

Waukesha, WI · On-site +1

$114K - $148K/yr

Generac Home is hiring a Senior Full Stack Engineer with a focus on front end development. In this role you will be working as a team member developing and testing power generation control systems ...

Senior Staff Engineer

Madison, WI · On-site

$180 - $220/hr

This is the most senior individual contributor role on our engineering team. You'll influence ... Experience with React/Next.js and Node.js is preferred, although equivalent modern frontend and ...

Showing results 41-60

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.

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.

Senior Web/App Engineer

Blain's Farm & Fleet

Janesville, WI • Remote

$118K - $142K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 21 days ago


Blain's Farm And Fleet rating

6.3

Company rating: 6.3 out of 10

Based on 110 frontline employees who took The Breakroom Quiz

298th of 739 rated retailers


Job description

Company & Benefits Information

At Blain’s Farm & Fleet we believe everyone deserves the opportunity to have a job they love, work in a great environment, grow their career & enjoy a positive balance.

As a family-owned retailer we take pride in offering a competitive benefit package designed to support you & your life. It is one of the reasons we have been named a Forbes Best Employer for seven consecutive years!

  • Associates hired into a full-time role will become eligible for the following benefits effective their 91st day of full-time employment: Medical, Prescription, Dental, Vision, Short & Long Term Disability, Life Insurance, Ancillary Benefits, Identity Theft Protection, Pet Insurance, Etc.
  • All major Holidays & Birthday off
  • Advanced Leadership Training Programs: build the skills to grow your career
  • Associate discount on name brands like Carhartt, Under Armour, STIHL, Milwaukee Tool, DeWalt & much more!
  • Internal recognition programs that support an engaged workplace
  • 401(K) with company match

Compensation
  • Base pay starting between $118,000 to $142,000/yr

The pay listed for this position may vary based on experience. Please note, compensation decisions are contingent on the facts and conditions for each job opening. We take into consideration the minimum requirements outlined in the job description, such as, training and experience, the position’s work location, required travel (if any), and external market conditions when determining the final salary for potential new hires.

 

Please note salary estimates published via alternate online job boards may not be a true representation of the actual pay range offered for this position. Please refer to the Blain’s Farm & Fleet position description for accurate pay range information.


Job Duties

The Sr. Web/App Engineer is responsible for leading the design, development, and implementation of complex software applications, with a strong focus on customer-facing and commerce front-end experiences, alongside associate-facing technologies. This role involves collaborating with cross-functional teams, providing technical leadership, and mentoring junior developers. The Sr. Engineer will use their expertise to write high-quality code, solve complex technical problems, and ensure the scalability, security, and performance of the software.

Essential (Primary) Functions:  

  • Lead software design and development efforts, ensuring that technical solutions meet business requirements
  • Write efficient, scalable, and maintainable code across various platforms and environments, leveraging modern development frameworks and tools
  • Provide technical guidance and mentorship to junior developers, fostering a collaborative team culture
  • Conduct code reviews and provide constructive feedback to maintain high-quality standards
  • Troubleshoot, debug, and optimize application performance, utilizing modern development tools (including AI-assisted technologies) to accelerate issue resolution and improve system reliability
  • Work closely with product managers, designers, and other stakeholders to deliver innovative solutions, with strong emphasis on front-end development using modern JavaScript frameworks and responsive design practices
  • Stay up to date with emerging technologies and industry trends – Including advancements in AI-assisted development – and incorporate them into development practices and architectural decisions
  • Contribute to all phases of the software development lifecycle, from planning to deployment and maintenance, using modern tools to improve efficiency and delivery speed
  • Proficient in mobile application development

Qualifications
  • Bachelor’s degree in computer science, Engineering, or related field preferred
  • 5+ years of experience in software development, with proficiency in multiple programming languages (e.g., Java, C#, Python, JavaScript)
  • Experience as a Senior Digital Engineer with a background in custom-built platforms, along with familiarity working with SaaS platforms such as Adobe, Oracle, and similar solutions is preferred
  • In-depth understanding of software development methodologies
  • Proficient in multiple programming languages and frameworks
  • Strong knowledge of system architecture, design patterns, and data modeling
  • Understanding of cloud platforms
  • Knowledge of application security principles and secure coding practices

EEO Statement

Blain Supply, Inc and Blain’s Farm and Fleet (collectively “Blain’s”) is proud to be an Equal Opportunity Employer. We recognize the importance of diversity and creating an inclusive culture in order to leverage the skills and talents of all people to the mutual advantage of each individual and the organization. Blain’s does not discriminate against applicants or employees on the basis of race, religion, color, sex (including pregnancy and sexual harassment), sexual orientation, gender identity, national origin, age, marital status, disability, military or veteran status, or any applicable legally protected status. Our goal is to continue to be recognized as an employer of choice and we have received Forbes Best Mid-Sized company to work for an unprecedented 7 years in a row.

Qualifications:
  • Bachelor’s degree in computer science, Engineering, or related field preferred
  • 5+ years of experience in software development, with proficiency in multiple programming languages (e.g., Java, C#, Python, JavaScript)
  • Experience as a Senior Digital Engineer with a background in custom-built platforms, along with familiarity working with SaaS platforms such as Adobe, Oracle, and similar solutions is preferred
  • In-depth understanding of software development methodologies
  • Proficient in multiple programming languages and frameworks
  • Strong knowledge of system architecture, design patterns, and data modeling
  • Understanding of cloud platforms
  • Knowledge of application security principles and secure coding practices
Education:UNAVAILABLEEmployment Type: UNAVAILABLE

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