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Senior Full Stack Developer

Company:
Wisconsin Staffing
Location:
Franklin, WI, 53132
Posted:
December 25, 2025
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Description:

Senior Full Stack Developer

Our great client has an immediate opening for a Senior Full Stack Developer. Proven experience as a Full Stack Developer or similar role. Strong proficiency in front-end technologies such as HTML, CSS, and JavaScript. Experience with modern JavaScript frameworks (e.g., React, Angular, Vue.js) and libraries. Proficient in server-side scripting skills such as Python, Ruby, or Node.js. Familiarity with back-end frameworks and technologies (e.g., Django, Ruby on Rails, Express.js). Experience with database systems such as MySQL, PostgreSQL, or MongoDB. Good understanding of RESTful APIs and web services. Solid understanding of version control systems (e.g., Git) and agile development methodologies. Experience with cloud platforms (e.g., AWS, Azure, GCP). Familiarity with containerization technologies (e.g., Docker, Kubernetes). Understanding of CI/CD pipelines. Experience with mobile app development or integration Strong problem-solving and analytical skills. Ability to work independently and collaboratively in a team environment. Excellent communication and interpersonal skills.

EEO Employer Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach.

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