Fullstack Java Developer

Fullstack Java Developer

Location: Jersey City, NJ, Boston, MA, or Tampa, FL (Hybrid onsite 3x a week)

Employment Type: Contract

Duration: 6-12 month contract potential to hire

Rate: $60-70/hr. on w2

Authorization: Candidates must be able to work on w2 without requiring sponsorship now or in the future

Role Overview

We are seeking a senior-level Fullstack Java Developer to join a team focused on migrating applications from on-premises environments to AWS. This role involves new builds, implementations, and supporting a complex, 20-year-old legacy Java system. The ideal candidate will be a versatile, senior individual contributor who can quickly analyze and adapt to various technical challenges, from improving scripting processes to connecting with modern data and messaging platforms.

Key Responsibilities

• Analyze, design, develop, and enhance enterprise Java applications to deliver scalable solutions.
• Perform in-depth analysis and reverse engineering of existing systems to identify defects, performance bottlenecks, and opportunities for modernization.
• Contribute to the migration of applications from on-premises infrastructure to AWS, utilizing the Red Hat OpenShift container platform.
• Provide production support and troubleshooting, performing root-cause analysis and ensuring timely resolution of issues.
• Collaborate with engineers, architects, and operations teams, promoting established engineering standards and coding best practices.
• Work within containerized environments (Docker, Kubernetes, OpenShift) to support application deployment and stability.
• Participate in Agile ceremonies and deliver work independently to meet sprint commitments.

Required Qualifications

• 10+ years of hands-on software engineering experience designing and building large-scale, distributed enterprise systems using Java (including Java 17).
• Extensive experience in the analysis, troubleshooting, and production support of legacy systems.
• Strong expertise in client/server and object-oriented development utilizing Core Java, JSON, and related integration technologies.
• Proficiency with relational database systems, including Oracle and PostgreSQL.
• Experience with messaging technologies such as MQ and Kafka.
• Proven experience with containerization and orchestration technologies, including Docker and Kubernetes (Red Hat OpenShift or similar).
• Solid experience working with AWS cloud services for application deployment, configuration, and monitoring.
• Expert-level proficiency in Linux/Unix environments, including shell scripting.
• Experience with Maven-based builds and CI/CD pipelines for automated builds, testing, and deployments.

Preferred Qualifications

• Experience migrating applications and services from on-premises environments to the AWS cloud.
• DevOps experience, including infrastructure-as-code and automation.
• Experience in the financial services industry.

This employer is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Apex uses a virtual recruiter as part of the application process. Click here 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 [email protected] or View phone number on click.appcast.io.

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

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 View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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