Java backend Developer

1 week ago

Newark, United States SPECTRAFORCE Full time

This range is provided by SPECTRAFORCE. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $70.00/hr - $75.00/hr Direct message the job poster from SPECTRAFORCE IT Recruiter at SPECTRAFORCE Technologies || Gaming Enthusiast Job Title -: Java Backend Developer Duration -: 12 Months (Contract To Hire) Location -: Newark, NJ (Hybrid) Contract Type -: W2 only Responsibilities Lead and execute the migration from legacy Java applications to modern Java frameworks. Develop, maintain, and optimize enterprise-scale applications new and old Java frameworks (EJB, SpringBoot, etc). Collaborate with cross-functional teams to design, develop, and deploy high-quality software solutions. Integrate AI-assisted development tools, with a focus on using Claude. Provide technical leadership and mentoring to junior developers. Ensure code quality, security, and performance across systems. Required Qualifications Strong proficiency in old and modern Java frameworks as well as old web servers (like Websphere) and new (AWS ECS or Kubernetes) Demonstrated hands‑on experience in Java modernization/migration projects. Expertise in converting legacy Java codebases to updated architectures. Application Programming Interfaces (API): Consumption & Development; implementing service oriented architecture (SOA) patterns; Web service technologies such as APIs, REST, JSON, SOAP, XML, JDBC, MySQL Unit, interface and end user testing concepts and tooling (functional & non-functional) Automated testing Software security skills including secure coding, web application security and DevSecOps; Solid grasp of security concepts (authentication, authorization, encryption, digital signature, JWT), SSL, web service proxies, firewall, SAML 2.0, OpenID Connect, OAuth 2.0) Dev Ops Tools & Practices: Branching techniques and usage of GitHub or Bitbucket; DevOps, Jenkins or GitHub Actions Software Development Life Cycle (SDLC): Monitoring and logging techniques Familiarity with Claude AI coding capabilities. Strong problem-solving, debugging, and optimization skills. Ability to work independently and in teams with minimal supervision. Must be located in NY or NJ. Preferred Qualifications Experience in the insurance industry. Japanese language proficiency is a plus (not a must) Conduct live coding in interview sessions to demonstrate technical skills. Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Information Technology Industries Staffing and Recruiting Insurance Banking Referrals increase your chances of interviewing at SPECTRAFORCE by 2x #J-18808-Ljbffr

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