Java Developer Contractor
KAYGEN is an emerging leader in providing top talent for technology-based staffing services. We specialize in providing high-volume contingent staffing, direct hire staffing and project-based solutions to companies worldwide ranging from startups to Fortune 500 and Managed Service Providers (MSP) across a wide variety of industries.Title: Java Developer - Contract - W2 onlyDuration: Through 4/23/27, potential extensionLocation: Hybrid 2 - 3 days a week at any Deloitte officeResponsibilitiesWe are seeking experienced Java Full Stack Developers with strong ReactJS expertise to design, build, and maintain enterprise-grade applications.The ideal candidate will be proficient across the full stack, Java backend, React frontend, APIs, and cloud-native services.Design and develop full stack applications using Java and ReactJS Build and maintain RESTful APIs and microservices using Spring Boot and Spring JPA Develop responsive, accessible frontend components using React and modern JavaScript/TypeScript Integrate with messaging infrastructure, Kafka, and cloud services on AzureWork with relational databases (MS SQLServer) and apply sound data modelling practicesFollow micro-service architecture patterns and API gateway standardsCollaborate with tech leads, product owners, scrum masters, and QA engineers in an agile teamParticipate in code reviews and contribute to engineering best practices Support CI/CD pipeline integration and DevOps practicesRequirementsRequired 7+ years of software development experienceStrong proficiency in Java, Spring, Spring Boot, Spring JPA, and REST APIsStrong experience with ReactJS and modern front-end development (HTML, CSS, JavaScript, TypeScript)Experience with RESTful API development, API gateways, and integration patterns Working knowledge of Kafka, Kubernetes, MuleSoft, and Azure cloudExperience with MS SQL and general knowledge of cloud best practicesFamiliarity with micro-service architectureBachelor's degree in Computer Science, MIS, or related field preferredRate: $50 - 60At KAYGEN, people are at the heart of everything we do. We foster a diverse, inclusive, and employee-driven culture where every individual is valued, empowered, and encouraged to bring their authentic self to work. Our candidate-first approach means we are committed to understanding your career goals and connecting you with opportunities that align with your aspirations, skills, and potential. Whether you're taking the next step in your career or searching for your dream opportunity, KAYGEN is more than a staffing partner-we're a community dedicated to helping you grow, succeed, and thrive. Join us and discover a place where your talent is recognized, your ambitions are supported, and your future is built alongside a team that invests in your success every step of the way.Our team of experienced staffing experts will work with you to find you the best opportunity. For more information, please visit us at www.kaygen.com.Benefits:Free Healthcare Insurance401(k) Retirement PlanFree Life InsuranceSick Time OffAchieve your Kaizen by clicking here. A unique and exclusive talent community supported by KAYGEN, that includes programs like:Mentorship ProgramCertificationsReferralsFamily and Wellness benefitsContinuous Growth and Career Development