• Design, implement, scale, and maintain the code that powers our production systems • Work on building the next generation of Cint products with great freedom to innovate • Collaborate with the international Measurement team

SR Full Stack Java Developer Location: - Farmington Hills, MI, US - Okemos, MI, US Hybrid Contract Pay Range: $50 - $70 per hour Job Description: We are looking for a Senior Full stack Developer. The ideal candidate should have at least 5 years of experience, as a problem solver with excellent analytical reasoning and critical thinking skills. The candidate should also be a forward thinker with a solution-oriented mindset, who can communicate thoughts and ideas clearly. Hybrid (minimum of 3 days a week in Okemos/Farmington Hills office), changing to 4 days on 7/6/2026, subject to change in the future. Must have Technical Skills: - Core Java/J2EE - Deep understanding of JVM, Profiling - Spring Framework - Angular / Typescript / Node - HTML/CSS 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 uses a virtual recruiter as part of the application process. 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. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide. Employee Type: Contract Location: Farmington Hills, MI, US Pay Range: $50 - $70 per hour

• Work across Agile teams to design, develop, test, implement, and support technical solutions in full-stack development tools and technologies • Work with cloud native stack, build on Azure, AWS, or Google, use technologies like Kubernetes • Write effective technical documentation and Implement authentication/authorization rules • Write automated test cases to ensure correctness, responsiveness, and efficiency of the software product • Provide expertise to influence project, initiative, and maintenance technical direction during discovery, planning, and implementation stages • Maintain modern development standards with best-practice approaches and development processes

• Develop and maintain API endpoints and business logic • Update and optimize database models through code • Build and improve data processing jobs to support API operations • Develop new UI features that interact with APIs • Write and maintain automated tests to keep our codebase reliable • Review code and provide constructive feedback through pull requests • Write and review technical specifications for upcoming tasks • Make minor cloud infrastructure updates using Terraform • Maintain documentation and contribute to the team's knowledge base • Participate in agile team meetings