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Senior Mern Stack Developer Jobs in Franklin, WI

Uline

Senior Software Engineer

Pleasant Prairie, WI

$118K - $156K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are ... Stack. * Streamline deployments with a GitOps powered CI/CD pipeline built on Tekton and Argo CD.

ULINE

Senior Software Engineer

Kenosha, WI · On-site

$119K - $157K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are ... Stack. * Streamline deployments with a GitOps powered CI/CD pipeline built on Tekton and Argo CD.

ULINE

Senior Software Engineer

Milwaukee, WI

$120K - $159K/yr

Senior Software Engineer Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are ... Stack. * Streamline deployments with a GitOps powered CI/CD pipeline built on Tekton and Argo CD.

H. T. PROF Group

DevOps Engineering Lead

Wauwatosa, WI · On-site

$148.50 - $181.50/hr

... STACK: CI/CD Pipeline Design (TeamCity/Jenkins), Docker, Infrastructure as Code, and Scripting ... Senior or Principal Engineer Ready to Step Up, or an Experienced Lead with Strong Technical ...

Generac

Senior Network Engineer

Waukesha, WI · Hybrid

$104K - $142K/yr

The Senior Network Engineer is responsible for the implementation and administration of Global Enterprise technologies for data networks, hybrid and software defined network technology stacks, Remote ...

Generac Power Systems Inc

Senior Network Engineer

Waukesha, WI · On-site

$104K - $142K/yr

The Senior Network Engineer is responsible for the implementation and administration of Global Enterprise technologies for data networks, hybrid and software defined network technology stacks, Remote ...

Milwaukee Tool

Sr MES Platform Engineer

Milwaukee, WI · On-site

$103K - $141K/yr

As a Sr. Platform Engineer, you will design, develop, and support manufacturing technology ... This role is hands-on across the full platform stack, with a primary focus on our MES platform ...

Milwaukee Tool

Sr MES Platform Engineer

Milwaukee, WI · On-site

$103K - $141K/yr

As a Sr. Platform Engineer, you will design, develop, and support manufacturing technology ... This role is hands-on across the full platform stack, with a primary focus on our MES platform ...

Milwaukee Tool

Sr MES Platform Engineer

Milwaukee, WI · On-site

$103K - $141K/yr

As a Sr. Platform Engineer, you will design, develop, and support manufacturing technology ... This role is hands-on across the full platform stack, with a primary focus on our MES platform ...

Zywave

Senior DevSecOps Engineer

WI · On-site +1

$128K - $164K/yr

The Senior DevSecOps Engineer will join our Platform Engineering team to design, build, and ... Strong understanding of observability stacks (Prometheus, Grafana, OTEL). * Experience with version ...

GoTech IT Solutions

Be Seen First

Senior Systems Engineer MSP

Brookfield, WI · On-site

$80K - $110K/yr

The Role As our Senior Systems Engineer, you're the senior escalation point and the technical lead ... Our Tech Stack You'll work across a modern, best-in-class toolset every day. That includes an ...

Milwaukee Tool

Sr Design Engineer

Brookfield, WI · On-site

Senior Design Engineer DRIVEN TO SET THE STANDARD. At Milwaukee Tool, we strive to be the best ... Execute tolerance stack analyses (statistical and geometric preferred). * Design and analyze gear ...

Expleo

Senior PHP Software Engineer

Milwaukee, WI · Remote

... stack, and play a key role in driving enterprise technology solutions that directly support ... Experience with CI/CD pipelines and DevOps practices * Background supporting eCommerce technology ...

MILWAUKEE TOOL

Senior Designer

Milwaukee, WI · On-site

$100K - $107K/yr

Sr. Designer Senior Designer INNOVATE without boundaries! At Milwaukee Tool we firmly believe that ... help the engineers make informed decisions on design direction * Support tolerance stack-up ...

Milwaukee Tool

Senior Designer

Milwaukee, WI · On-site

$100K - $107K/yr

Sr. Designer Senior Designer INNOVATE without boundaries! At Milwaukee Tool we firmly believe that ... help the engineers make informed decisions on design direction * Support tolerance stack-up ...

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Senior Mern Stack Developer information

See Franklin, WI salary details

$22

$55

$79

How much do senior mern stack developer jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for senior mern stack developer in Franklin, WI is $55.01, according to ZipRecruiter salary data. Most workers in this role earn between $45.77 and $63.37 per hour, depending on experience, location, and employer.

What is a Senior MERN Stack Developer?

A Senior MERN Stack Developer is an experienced software engineer who specializes in building full-stack web applications using the MERN stack: MongoDB, Express.js, React, and Node.js. They handle both front-end and back-end development, create scalable and efficient applications, and often mentor junior team members. In addition to coding, they may be responsible for designing application architecture, optimizing performance, and ensuring best practices throughout the development process.

How does a Senior MERN Stack Developer typically collaborate with other team members on large-scale projects?

As a Senior MERN Stack Developer, you’ll often work closely with front-end and back-end developers, UI/UX designers, QA engineers, and product managers to deliver robust web applications. Collaboration usually involves participating in code reviews, architectural discussions, sprint planning, and daily stand-up meetings. You may also mentor junior developers, help define best practices, and ensure seamless integration across the MERN (MongoDB, Express, React, Node.js) stack. Effective communication and teamwork are essential, especially when troubleshooting complex issues or deploying new features.

What are the key skills and qualifications needed to thrive as a Senior MERN Stack Developer, and why are they important?

To thrive as a Senior MERN Stack Developer, you need deep expertise in JavaScript, proficiency with MongoDB, Express.js, React.js, and Node.js, and typically a bachelor's degree in computer science or related field. Experience using source control systems like Git, familiarity with cloud platforms (e.g., AWS), and understanding of CI/CD pipelines are highly valued. Strong problem-solving, leadership, and effective communication skills help you guide teams and collaborate with stakeholders. These skills ensure efficient development of scalable web applications and effective team leadership in dynamic tech environments.

Is a Senior MERN Stack Developer full-stack in demand?

A Senior MERN Stack Developer, skilled in MongoDB, Express.js, React, and Node.js, is in high demand due to the popularity of JavaScript-based full-stack development. Companies seek experienced developers for building scalable web applications, and proficiency in these technologies often leads to strong job prospects and competitive salaries.

Is senior MERN stack developer still in demand in 2026?

Senior MERN stack developers remain in demand in 2026 due to the continued growth of web applications and the popularity of JavaScript frameworks. Skills in React, Node.js, and MongoDB are highly valued, especially for roles requiring full-stack expertise and experience with cloud deployment and modern development tools.

What is a typical senior MERN stack developer salary?

A senior MERN stack developer typically earns between $100,000 and $150,000 annually, depending on experience, location, and company size. Strong skills in React, Node.js, MongoDB, and Express are often required, and salaries tend to increase with expertise and certifications.

What cities near Franklin, WI are hiring for Senior Mern Stack Developer jobs?

Cities near Franklin, WI with the most Senior Mern Stack Developer job openings:

Senior Mern Stack Developer jobs near you
Infographic showing various Senior Mern Stack Developer job openings in Franklin, WI as of August 2026, with employment types broken down into 87% Full Time, 8% Part Time, 4% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $114,427 per year, or $55 per hour.

Senior Software Engineer

Uline

Pleasant Prairie, WI

$118K - $156K/yr

Full-time

Medical, Retirement, PTO

Re-posted 9 days ago

Uline rating

8.2

Company rating: 8.2 out of 10

Uline

Based on 113 frontline employees who took The Breakroom Quiz

7.1

Company rating compared to similar companies: 7.1 out of 10

Retail wholesalers average

Based on 12,980 frontline employees who took The Breakroom Quiz

The best things about working at Uline

  • 100%

    100% say they get paid time off

    say they get paid time off

  • 98%

    98% say their health insurance is affordable

    say their health insurance is affordable

  • 81%

    81% say they get enough training

    say they get enough training

Featured by Uline, based on 113 Breakroom Quiz responses from their frontline employees

Job description

Senior Software Engineer

Corporate Headquarters

12575 Uline Drive, Pleasant Prairie, WI 53158

Are you an expert at developing software solutions from start to finish? Then you belong at Uline! Join us as a Senior Software Engineer, where you’ll works hands-on to design and implement solutions that power our always-on cloud-native microservices and drive success at our growing North American company.

Careers Packed with Potential. Backed by 45+ years of success, Uline offers opportunities to grow your career with stability you can count on.

Why IT at Uline?
Uline’s 450+ person in-house tech team builds and supports the custom systems that run our business. The team owns and creates solutions that operate at scale, supporting operations from warehouse management to e-commerce.

Position Responsibilities 

  • Drive the transition to a resilient, always-on microservices architecture on RedHat OpenShift.

  • Provide technical guidance to a team of Software Engineers, ensuring project support and strong performance.

  • Build and secure scalable cloud-native applications using Java and Spring Boot.

  • Enhance system observability and monitoring across thousands of microservices with tools like DynaTrace, Grafana and Elastic Stack.

  • Streamline deployments with a GitOps powered CI/CD pipeline built on Tekton and Argo CD.

Minimum Requirements

  • Bachelor’s degree in information technology, computer science or related field.

  • 10+ years of Java development and SQL experience.

  • 5+ years of Microservices development with Java Spring framework.

  • 2+ years deploying and managing Java microservices on Kubernetes platforms such as RedHat OpenShift.

  • Uline does not participate in the H1-B lottery.

Benefits

  • Complete health insurance coverage and 401(k) with 6% employer match that starts day one!

  • Multiple bonus programs.

  • Paid holidays and generous paid time off.

  • Tuition Assistance Program that covers professional continuing education.

Employee Perks

  • On-site café and first-class fitness center with complimentary personal trainers.

  • Over four miles of beautifully maintained walking trails.

About Uline

Uline, a family-owned company, is North America’s leading distributor of shipping, industrial, and packaging materials with over 9,800 employees across 14 locations.

Uline is a drug-free workplace. All new hires must complete a pre-employment hair follicle drug screening. All positions are on-site.

EEO/AA Employer/Vet/Disabled

#LI-KK2

#CORP

(#IN-PPITL2)

#ZR-HQIT

Our employees make the difference and we are committed to offering exceptional benefits and perks!  Explore Uline.jobs to learn more!

Working at Uline

Perks for frontline workers

From Uline, via Breakroom

  • Complete health insurance coverage and 401(k) with 6% employer match that starts day one!

  • Multiple bonus programs.

  • Paid holidays and generous paid time off.

  • Tuition Assistance Program that covers professional continuing education.

  • Fitness center and walking trails at select locations.

  • In-house speakers, workshops and seminars.

What to expect from working at Uline

From Uline

About Uline, in their own words

From Uline

Uline, a family-owned business headquartered in Kenosha County, Wisconsin, is the leading distributor of shipping, industrial and packaging materials to businesses throughout North America.

What Uline employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

Uline logo

About Uline

Sourced by ZipRecruiter

Uline is North America's leading distributor of shipping, industrial and packaging materials. We're a family-owned company known for incredible service, quality products and same-day shipping of our huge in-stock inventory. With over 9,000 employees across 13 locations, it's time you joined Uline.

Industry

Paper product wholesalers, trucking and wholesale

Company size

5,001 - 10,000 Employees

Headquarters location

Pleasant Prairie, WI, US

Social media

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