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Senior Backend Developer Jobs in Wisconsin (NOW HIRING)

U.S. Venture

Senior AI Engineer (Breakthrough)

Green Bay, WI · On-site

$101K - $139K/yr

Contribute to both frontend and backend development tasks as part of a cross-functional team ... Partner with senior, staff, and principal engineers to refine development processes for AI/ML ...

1 point system

Jr .Net WPF Developer

Neenah, WI · On-site

Net WPF Developer Location- Neenah, WI Contract W2 Role Overview We are seeking a skilled Senior ... The ideal candidate will bring strong expertise in WPF-based UI development, backend application ...

Recovery.com

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

This is the most senior individual contributor role on our engineering team. You'll influence ... and backend technologies are welcomed * Proven experience designing and owning technical ...

Recovery.com

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

This is the most senior individual contributor role on our engineering team. You'll influence ... and backend technologies are welcomed * Proven experience designing and owning technical ...

SV Tech Systems Inc

Java Developer

Madison, WI

$51.50 - $66.50/hr

... senior management to collect requirements, describe software product features, and technical ... back-end systems and all points in between Drives through ambiguity, self-motivated and thrives ...

Zendesk

Senior Fullstack Engineer, Solve

Madison, WI

$123K - $162K/yr

We're seeking a Senior Fullstack Engineer to help build Solve - an AI-powered conversation engine ... Proficiency with Python backend frameworks (FastAPI recommended) and React/TypeScript frontends.

Zendesk

Senior Fullstack Engineer, Solve

Madison, WI · On-site

$123K - $162K/yr

We're seeking a Senior Fullstack Engineer to help build Solve - an AI-powered conversation engine ... Proficiency with Python backend frameworks (FastAPI recommended) and React/TypeScript frontends.

Sunrise Systems, Inc.

Net Developer

Neenah, WI · On-site

$49.75 - $65.75/hr

We are seeking a skilled Senior .NET / WPF Developer for a contract role to support the development ... The ideal candidate will bring strong expertise in WPF-based UI development, backend application ...

Apex Systems

Senior Security Engineer

Appleton, WI · On-site

$109K - $149K/yr

Job#: 3035230 Overview This Senior Security Engineer Role is a remote, one-year contract position ... Support backend, middleware, infrastructure, and API integration efforts tied to security ...

RC Mowers

Senior Robotics Software Engineer

Suamico, WI · On-site

$119K - $157K/yr

RC Mowers I We're Hiring Senior Robotics Software Engineer Full-Time | In-Person | Suamico, WI We ... If you've done backend or distributed systems work and want to bring that discipline to robotics ...

RC Mowers

Senior Robotics Software Engineer

Suamico, WI · On-site

$119K - $157K/yr

RC Mowers I Were Hiring Senior Robotics Software Engineer Full-Time | In-Person | Suamico, WI We ... If you've done backend or distributed systems work and want to bring that discipline to robotics ...

RC Mowers

Senior Robotics Software Engineer

Suamico, WI · On-site

$119K - $157K/yr

RC Mowers I We're Hiring Senior Robotics Software Engineer Full-Time | In-Person | Suamico, WI We ... If you've done backend or distributed systems work and want to bring that discipline to robotics ...

Harley-Davidson

Sr Engineering Business Analyst

Wauwatosa, WI · On-site

$87K - $113K/yr

Auto req ID: 53551 Title: Sr Engineering Business Analyst Job Function: Engineering Location: PDC ... Knowledge of backend workflow creation and impacts * Power BI * Experience leveraging datasets ...

Harley-Davidson

Sr Engineering Business Analyst

Wauwatosa, WI · On-site

$89K - $116K/yr

Auto req ID: 53551 Title: Sr Engineering Business Analyst Job Function: Engineering Location: PDC ... Knowledge of backend workflow creation and impacts * Power BI * Experience leveraging datasets ...

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All JobsBackend Developer JobsSenior Backend Developer JobsSenior Backend Developer Jobs in Wisconsin

Senior Backend Developer information

See Wisconsin salary details

$64.6K

$141.1K

$192.3K

How much do senior backend developer jobs pay per year?

As of Jul 13, 2026, the average yearly pay for senior backend developer in Wisconsin is $141,147.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,600.00 and $158,000.00 per year, depending on experience, location, and employer.

What does a Senior Backend Developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What is L1, L2, L3, and L4 developer?

L1, L2, L3, and L4 are levels of software developers that indicate experience and skill, often used in organizations to define seniority. For a Senior Backend Developer, L3 or L4 typically signifies advanced expertise, with L4 representing the most senior or lead roles involving complex problem-solving and mentorship. These levels help structure career progression and expectations within development teams.

What is the difference between Senior Backend Developer vs Backend Developer?

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

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

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What engineer makes $500,000 a year?

Senior backend developers with extensive experience, specialized skills in high-demand technologies, and work at large tech companies or in executive roles can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially in competitive markets or leadership positions.

Will AI replace backend devs?

AI is unlikely to fully replace senior backend developers, as their expertise involves designing complex systems, problem-solving, and maintaining infrastructure that requires human judgment. AI tools can automate routine tasks and assist in coding, but human oversight remains essential for architecture, security, and optimization. Backend developers will continue to adapt by integrating AI and focusing on higher-level development skills.

What are common challenges Senior Backend Developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

Is L5 at Google Senior?

L5 at Google typically corresponds to a Senior Software Engineer level, which involves significant technical expertise, project ownership, and mentorship responsibilities. It is considered a senior-level position within Google's engineering hierarchy, often requiring several years of experience and proficiency in coding, system design, and problem-solving.
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Senior Backend Developer jobs near you

Sr. React Developer

Futran Tech Solutions Pvt. Ltd.

Milwaukee, WI • On-site

$59 - $76.50/hr

Full-time

Re-posted 13 days ago

Job description

Job Title: React Developer
Work Location: Milwaukee, WI
Job Description:
• 7+ 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.

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