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Junior Full Stack Engineer Jobs in Sun Prairie, WI

Senior Full Stack Engineer - (Platform) Location :Remote - Preference for NYC - Or Remote USA OR ... Support junior engineers by sharing best practices in full‑stack development and high‑quality ...

New

The Full Stack Engineer is a fundamental part of the EnsoData technology team, taking ownership of critical systems spanning the full application, from the API, data pipelines, and other key backend ...

The Full Stack Engineer is a fundamental part of the EnsoData technology team, taking ownership of critical systems spanning the full application, from the API, data pipelines, and other key backend ...

The Full Stack Engineer is a fundamental part of the EnsoData technology team, taking ownership of critical systems spanning the full application, from the API, data pipelines, and other key backend ...

Our client is looking for a Full Stack .NET Developer. This position will work to support and ... May review junior developer's code. Knowledge, Skills and Abilities Required: * Work independently ...

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

Design, build, test, and ship production-ready full-stack features across React/Next.js, Node.js, ... Partner closely with Engineering leadership, Product, and cross-functional stakeholders to define ...

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

Design, build, test, and ship production-ready full-stack features across React/Next.js, Node.js, ... Partner closely with Engineering leadership, Product, and cross-functional stakeholders to define ...

Full-Stack Engineer (Denari) Location: Madison, WI (Hybrid) Employment Type: Full-time About Denari Denari is building the modern software stack for accounting firms - an intelligent, AI-powered ...

Senior Staff Engineer (Madison)

Madison, WI · On-site

$105K - $144K/yr

Design, build, test, and ship production-ready full-stack features across React/Next.js, Node.js, ... Partner closely with Engineering leadership, Product, and cross‑functional stakeholders to define ...

Engineer II

Madison, WI · On-site

$98K - $134K/yr

As a Software Engineer II, you will design and implement full-stack features and collaborate with cross-functional teams to enhance the platform that serves social services nationwide.

Engineer II

Madison, WI · On-site

$98K - $134K/yr

As a software engineer, you will design and implement full-stack features, contribute to technical design, and ensure the health of the platform while collaborating with cross-functional teams.

Engineer II

Madison, WI · On-site

$98K - $134K/yr

As a software engineer, you will design and implement full-stack features, contribute to the technical design of features, and ensure the ongoing health of the platform. Responsibilities : • Design ...

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Showing results 1-20

Junior Full Stack Engineer information

See Sun Prairie, WI salary details

$45.2K

$92K

$138.2K

How much do junior full stack engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for junior full stack engineer in Sun Prairie, WI is $91,984.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,000.00 and $92,900.00 per year, depending on experience, location, and employer.

What is a junior full stack engineer?

A Junior Full Stack Engineer is an entry-level software developer who works on both the front-end and back-end of web applications. They are typically responsible for building, testing, and maintaining features across the entire technology stack, often under the supervision of more experienced engineers. Juniors work with languages and frameworks such as JavaScript, HTML, CSS, Node.js, and databases like SQL or MongoDB. While they may not have deep expertise yet, they are expected to learn quickly, collaborate with team members, and gradually take on more complex tasks.

How does a junior full stack engineer typically collaborate with other team members on a project?

As a Junior Full Stack Engineer, you’ll regularly work alongside front-end and back-end developers, designers, and product managers to deliver features and resolve issues. Collaboration often includes participating in daily stand-ups, code reviews, and sprint planning sessions. You’ll be expected to communicate progress and challenges clearly, seek guidance when needed, and contribute to shared code repositories using version control tools like Git. This collaborative environment helps you learn quickly and build strong relationships within a multidisciplinary team.

What is the difference between Junior Full Stack Engineer vs Junior Front End Developer?

AspectJunior Full Stack EngineerJunior Front End Developer
Required SkillsProficiency in both front-end and back-end technologies (HTML, CSS, JavaScript, server-side languages, databases)Strong skills in HTML, CSS, JavaScript, and front-end frameworks (React, Angular, Vue)
Work EnvironmentWorks on both client-side and server-side development, often in full project cyclesFocuses primarily on user interface and user experience development
Common UsageUsed in startups and small to medium companies requiring versatile developersCommon in companies emphasizing UI/UX and front-end design

The main difference is that a Junior Full Stack Engineer handles both front-end and back-end tasks, while a Junior Front End Developer specializes in user interface development. The full stack role requires knowledge of server-side technologies, whereas the front-end role focuses on creating engaging user experiences.

What are the key skills and qualifications needed to thrive as a junior full stack engineer?

To thrive as a Junior Full Stack Engineer, you need a solid understanding of front-end and back-end development concepts, programming languages like JavaScript, HTML, CSS, and familiarity with frameworks such as React and Node.js, often supported by a bachelor's degree in computer science or related experience. Experience using version control systems like Git, basic database management (SQL/NoSQL), and cloud platforms is typically required. Strong problem-solving, teamwork, and communication skills help you collaborate effectively and adapt to fast-changing project needs. These abilities are essential for building reliable, scalable web applications and contributing meaningfully to development teams.
Infographic showing various Junior Full Stack Engineer job openings in Sun Prairie, WI as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $91,984 per year, or $44.2 per hour.

Senior Full Stack Engineer (Platform)

MLabs Ltd

Oregon, WI • On-site

$144 - $164/hr

Other

Medical, Dental, Vision, PTO

Posted 3 days ago

New


Job description

Senior Full Stack Engineer - (Platform)

Location:Remote - Preference for NYC - Or Remote USA OR EUROPE to work a 5 hour overlap with EST hours

Remote | Full-time

Compensation: $144K - $164K

Our client is a pioneer in automated, on-chain economic security, providing a sophisticated system that enables crypto protocols to optimize risk management and capital efficiency. By analyzing protocol mechanics and scenario implications through world‑class custom EVM simulations, the platform provides actionable insights trusted by leading decentralized finance (DeFi) protocols to manage and secure billions of dollars in assets.

The organization is seeking a proactive and results‑driven Senior Full Stack Engineer to join the team. Reporting directly to the Platform Team Lead, the successful candidate will play a critical role in building data‑driven dashboards and tools to support complex risk analysis. This role involves close collaboration with research and protocol teams to deliver high‑quality frontend and backend components that power essential security insights.

Key Responsibilities

  • Project Ownership: Take full accountability for projects by breaking down high‑level goals into actionable tasks, proposing technical approaches, and driving execution from end‑to‑end.
  • Frontend Development: Design and implement scalable dashboards and tools that visualize protocol risk, ensuring tight integration with backend data sources.
  • API Management: Build and maintain robust GraphQL APIs and data services to power the user interface and internal tooling.
  • Platform Evolution: Own the development, architectural improvements, and performance optimization of the Alert Portal.
  • Insight Presentation: Partner with research and protocol teams to understand DeFi protocols deeply and present findings through intuitive, data‑rich interfaces.
  • Mentorship: Support junior engineers by sharing best practices in full‑stack development and high‑quality engineering standards.
  • Technical Excellence: Ensure code quality and maintainability through rigorous testing, documentation, and comprehensive code reviews.
  • Innovation: Identify product opportunities and technical improvements across the platform while collaborating with cross‑functional teams to ensure high‑quality outputs.

Interview Process

  1. Initial Screening: 30‑minute Recruiter / HR Call.
  2. Hiring Manager Interview: 1 hour and 30 minutes.
  3. Technical Evaluation: 45‑minute whiteboard exercise.
  4. Executive Interview: 30‑minute discussion with the Founder / CEO.
  • Professional Experience: 5+ years of experience in full‑stack development with modern technologies (Node.js, Python, etc.).
  • Data Expertise: Strong experience with data warehousing, pipelining, and infrastructure.
  • Frontend Proficiency: Proven track record of building React‑based web applications and data‑intensive analytics dashboards.
  • API Design: Solid understanding of API design, specifically using GraphQL.
  • Independent Execution: Proven ability to independently manage projects and deliver production‑grade features with minimal supervision.
  • Adaptability: Comfort working in dynamic, high‑ownership environments with shifting priorities.
  • Domain Passion: Strong problem‑solving abilities and a genuine passion for DeFi and blockchain technology.

Preferred Qualifications

  • Based in USA remote or NYC to work in the Brooklyn office or Europe
  • Experience designing, developing, and operating cloud‑native services (AWS/GCP).
  • Strong foundation in frontend best practices, including accessibility, performance, and testing.
  • Familiarity with CI/CD pipelines and modern DevOps workflows.
  • Interest in or curiosity about DeFi and blockchain technologies.
  • Excellent communication skills and the ability to work cross‑functionally in a fast‑paced environment.

Our client offers a comprehensive compensation and perks package:

  • Salary: $144,000 - $164,000 USD (commensurate with experience and seniority).
  • Health & Wellness: 100% employer‑paid health benefit options (Medical, Dental, and Vision) for employees and their dependents.
  • Financial Security: FSA or HSA options (depending on selected health insurance) and pre‑tax commuter benefits.
  • Time Off: Competitive PTO (21 days) plus 7 sick days and 8 observed US company holidays.
  • Family Support: A thoughtful and inclusive Parental Leave Policy.
  • Wellness Programs: Access to corporate wellness initiatives including OneMedical, Teladoc, Talkspace, and EAP.
  • Growth: Career advancement opportunities at a rapidly expanding, global technology company.

Commitment to Equality and Accessibility:

At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, and providing information in accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job‑advert in an accessible format please let us know at the earliest opportunity by emailing human‑resources@mlabs.city.

MLabs Ltd collects and processes the personal information you provide such as your contact details, work history, resume, and other relevant data for recruitment purposes only. This information is managed securely in accordance with MLabs Ltd’s Privacy Policy and Information Security Policy, and in compliance with applicable data protection laws. Your data may be shared only with clients and trusted partners where necessary for recruitment purposes. You may request the deletion of your data or withdraw your consent at any time by contacting legal@mlabs.city.

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