Fullstack Java Developer

Apex Systems; Jersey City (NJ); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Everforth Apex is seeking a hands-on Fullstack Java Developer to design, build, test, and operate resilient, cloud-native Java applications at scale in Jersey City. You will work with analysts, DevOps, and infrastructure to deliver secure, high-performance event-driven solutions using Spring microservices and Kafka.

You will contribute to CI/CD automation, container orchestration, and production support in a regulated environment.

Qualifications

• 6+ years designing and delivering enterprise Java applications (Java 17+).
• ],
• job_responsibilities_description":[

Responsibilities

• Act as a technical expert on enterprise Java applications.

Skills

Enterprise Java

Spring ecosystem

Kafka

Redis caching

Aurora PostgreSQL

Liquibase

Docker

Kubernetes

OpenShift

CI/CD

Agile/Scrum

Education

Bachelor's degree or equivalent experience

Tools

Spring Boot

Maven multi-module

Kafka tooling

Liquibase

Redis

PostgreSQL

Docker

Kubernetes

OpenShift

Helm

Job description

Job #3058272

Job Description

Fullstack Java Developer

Location

Jersey City, New Jersey (Hybrid)

Role Overview

This hands‑on engineering position focuses on designing, building, and operating highly resilient, cloud‑native enterprise Java applications at scale. The engineer acts as a technical authority for critical systems, partnering closely with business analysts, infrastructure, and DevOps to deliver secure, high-performance, event‑driven solutions. Success in this role requires deep expertise in Spring-based microservices, Kafka‑centric architectures, container platforms, continuous integration/continuous delivery automation, and operational excellence in a regulated environment.

Key Responsibilities

• Act as a technical expert on one or more enterprise applications.
• Work with Business System Analysts to ensure designs satisfy functional requirements.
• Partner with infrastructure teams to identify and deploy optimal hosting environments.
• Tune application performance to eliminate and reduce issues.
• Research and evaluate technical solutions consistent with established technology standards.
• Align risk and control processes into day‑to‑day responsibilities to monitor and mitigate risk, escalating issues appropriately.
• Apply different software development methodologies dependent on project needs.
• Contribute expertise to the design of components or individual programs, and participate in construction, functional testing, troubleshooting, and production support.
• Create applications and construct unit test cases that ensure compliance with functional and non‑functional requirements.
• Work with peers to mature ways of working, continuous integration, and continuous delivery.

Required Qualifications

Education

Bachelor's degree preferred or equivalent experience.

Experience

A minimum of 6 years of related experience in designing, developing, and delivering enterprise‑grade applications using Enterprise Java (Version 17 and above), with extensive use of multithreading.

Technical Skills

• Proven track record designing, developing, and delivering enterprise‑grade applications using Enterprise Java.
• Strong understanding of application security, transactional processing, scalability, and high‑resiliency system design.
• Expertise with the Spring ecosystem: Spring Boot, Spring Data JPA, Spring Kafka, and Maven multi-module projects.
• Hands‑on experience with event‑driven architectures, including Apache Kafka or similar high‑throughput messaging systems.
• Strong knowledge of Redis for caching and data access patterns, and implementing effective caching strategies using Redis and Spring Cache.
• Deep experience with Aurora PostgreSQL, including performance tuning and schema design.
• Hands‑on expertise with Liquibase for database versioning and migrations.
• Knowledge of database partitioning and data scalability strategies.
• Strong understanding of cloud architectures and methodologies (IaaS, PaaS).
• Hands‑on experience with containerization and orchestration, including Docker, Kubernetes, OpenShift, and Helm charts.
• Experience designing and supporting multi‑region, highly available deployments.
• Practical experience with CI/CD pipelines, DevOps practices, automation, and cloud management tools.
• Experience working in Agile/Scrum environments with an ability to work at velocity in two‑week sprints.

Preferred Qualifications

• Cloud experience, particularly with Amazon Web Services.
• Experience with modernization projects, reimagining legacy platforms for distributed cloud environments.
• Strong analytical, problem‑solving, and communication skills, with a demonstrated ability to learn new technologies quickly.

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 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.