Senior Full Stack Java Developer Jobs in Mountain House, CA

Job#: 3025814
Job Description:
Apex Systems is hiring a Jr. Full Stack Software Engineer for a large healthcare client.
Location: Pleasanton, California (Partial Remote)
Employment Type: Contract with potential to extend or convert.
Role Overview
We are seeking a driven Full Stack Java Engineer with hands-on expertise in developing end-to-end enterprise applications. The ideal candidate brings technical depth in Java-based development, demonstrates analytical and problem-solving abilities, and excels at delivering clean, maintainable, and scalable solutions. Strong communication skills and a collaborative mindset are essential for this role, which involves a hybrid work model with one day per week in the office.
Key Responsibilities

• Design, develop, implement, and support web applications and other technology solutions.
• Work with infrastructure and support teams to achieve a smooth handoff of responsibility for running the production system.
• Adhere to established development and security standards.
• Articulate work clearly, explaining the specific role and deliverables within a project in detail.
• Collaborate with on-site teams, including face-to-face interaction and whiteboarding sessions.

Required Qualifications
Education: BS or equivalent in engineering or a related technical area.
Experience: 2-4 years of experience building and maintaining high-performance Java applications. Experience with web page buildouts using Angular 11+ is required. Entry Level Candidates with a Master's degree may be considered.
Technical Skills:

• Proficiency in Java-based Full Stack development.
• Experience with Angular (version 11+, not AngularJS).
• Knowledge of MS SQL Server for backend development.
• Familiarity with RESTful APIs and Microservices architecture.
• Understanding of containerization and orchestration tools (Docker, Kubernetes).
• Experience with CI/CD pipelines and GIT.
• Proficiency with Unix/Linux environments, including shell scripting; Windows PowerShell scripting is also required.

Preferred Qualifications

• A Master's degree is preferred, along with relevant certifications.
• Hands-on experience with token-based security models, including OAuth2.
• Practical experience with runbook automation, TeamCity, and Artifactory.
• Exposure to workflow orchestration patterns for real-time and scheduled processing.
• Strong documentation skills, with the ability to create UML diagrams and architecture artifacts.

We are an equal opportunity employer and welcome applications from all qualified candidates regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
Apex uses a virtual recruiter as part of the application process. Click for more details.
If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at or .
Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth 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 ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
Everforth Apex uses a virtual recruiter as part of the application process. Click for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at
Everforth Apex Benefits Overview: Everforth 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. Everforth 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, Everforth 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. Everforth 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 Everforth Apex team member can provide.
Everforth 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. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.
If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at or . Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.
UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.