Full Stack Java React Developer

Job#: 3055884 Job Description: Full Stack Java React Developer

Location: Newark, Delaware (Onsite)

Role Overview

We are seeking an experienced Full Stack Developer with a strong background in building scalable, high-performance web applications. The ideal candidate will have extensive hands-on experience across the full development lifecycle using Java, Spring, and modern front-end frameworks—especially ReactJS. This role requires a detail-oriented, collaborative individual capable of delivering high-quality software solutions in an Agile environment.

Key Responsibilities

• Develop and maintain scalable, high-performance web applications using Java, Spring, and ReactJS.
• Write clean, efficient, and well-documented code, including Junit tests for quality assurance.
• Design and implement user interfaces and front-end components using HTML5, CSS3, and ReactJS.
• Build and consume REST APIs, ensuring secure and efficient data exchange.
• Collaborate with cross-functional teams within a Scrum, SAFe, or Lean Agile framework.
• Utilize source code management tools such as Git and Bitbucket for version control.
• Participate in the entire software development lifecycle, from concept and design to testing and deployment.
• Contribute to the development of Single Page Applications (SPAs) and custom reusable React component libraries.

Required Qualifications Experience:

• 10+ years of relevant IT development experience.
• 6+ years of hands-on web development using Java and Spring.
• 4+ years of UI/UX development experience.
• Proven ability to develop Single Page Applications (SPAs) with ReactJS.
• Experience creating custom reusable React component libraries.
• Database experience with any RDBMS, preferably SQL Server.
• Prior experience with Scrum, SAFe, or Lean Agile methodologies.
• Working experience with CI/CD and automation tools such as Jenkins or Ansible Tower.

Technical Skills:

• Expert-level proficiency in ReactJS.
• Strong experience with HTML5, CSS3, jQuery, Node.js, and JavaScript.
• Proficiency in writing Junit tests.
• Working knowledge of SQL.
• Experience building REST APIs using JAX-RS, Swagger, or YAML.
• Knowledge of Spring MVC and Spring Batch.
• Familiarity with build tools such as Maven or Ant.
• Comfortable using IDE tools like IntelliJ IDEA, Eclipse, or WebStorm.

Preferred Qualifications

• A bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field.
• A self-starter with strong motivation, a sense of ownership, and an innovative mindset.
• Ability to provide technical solutions and contribute to system automation and analysis.
• Capable of designing and developing common, shared, reusable solutions.
• Ability to work effectively under pressure and adapt to changing requirements.

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 here 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 https://www.apexsystems.com/privacy-policy 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 [email protected] or 804-523-8228. 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. © 2026 Everforth, Inc. All rights reserved. Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

NYSE: EFOR

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Everforth Apex 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 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 [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex.