Senior Java Fullstack Developers | 6-12 yrs of Exp Must | W-2 Only

About the Role

ClarksTech LLC is seeking highly skilled Senior Java Full Stack Developers for a contract position with their client based in Berkeley Heights, NJ. This role requires hands-on expertise with strong backend skills in Core Java, Spring Boot, and Microservices, along with frontend development experience using React or Angular and TypeScript. The ideal candidates will also have solid experience with MongoDB, Oracle, MySQL, or PostgreSQL databases. We are looking to hire 1 Fullstack lead and 4 senior developers to join our client team. Candidates should have FinTech or banking domain (Payments, Merchant Clearing) experiences. The ideal candidate will be comfortable in a hybrid work model and thrive in a collaborative, fast-paced environment.

Key Responsibilities

• Design, develop, and maintain scalable backend services using Core Java, Spring Boot, and Microservices architecture
• Build and enhance responsive web applications using React and TypeScript
• Design and optimize queries for MongoDB, Oracle, MySQL, or PostgreSQL
• Collaborate closely with cross-functional teams to understand business requirements and translate them into technical solutions
• Ensure high performance, security, and scalability of developed solutions
• Participate in code reviews, architecture discussions, and team mentorship
• Troubleshoot and resolve issues in a timely manner across the full stack

Required Skills & Experience

• 8 12 years of experience in software development with a strong focus on Java backend technologies
• Expertise in Core Java, Spring Boot, and Microservices
• Proficiency in frontend technologies: React.js, TypeScript, HTML, CSS
• Strong experience with one or more databases: MongoDB, Oracle, MySQL, PostgreSQL
• Solid understanding of RESTful APIs, authentication mechanisms (JWT, OAuth)
• Experience with CI/CD pipelines and version control tools like Git
• Ability to work in a fast-paced, agile environment and deliver high-quality code
• Excellent problem-solving and communication skills

Interview Process

• Screening Interview 1-hour video interview with ClarksTech s technical panel.
• Client Interview Details of the client will be shared upon shortlisting for submission.

Notes:

• 8-12+ years Java full stack development experience required.
• Hybrid mode (on-site presence in Berkeley Heights, NJ, as required (alternating between two onsite days and one onsite day weekly, not 100% remote)
• W-2 only; no C2C.
• No agency inquiries, please.
• Candidates must be authorized to work in the U.S. without the need for current or future visa sponsorship.