Urgent hiring Java Backend developer : Iselin – NJ

Tech Mirrors; Woodbridge Township (NJ); Hybrid; USD 100,000 - 130,000; Full time

Job summary

Tech Mirrors is seeking a Java Backend Developer for a hybrid role in Iselin, NJ. The ideal candidate will have over 9 years of software development experience, focusing on backend technologies like Java and Spring Boot. Key responsibilities will include designing and developing applications, implementing architectures with Apache Kafka, and ensuring optimal application performance.

The position involves collaboration with cross-functional teams to deliver high-quality software that meets business requirements. Strong skills in RDBMS concepts and performance engineering are essential.

Qualifications

• 9+ years of hands-on experience in software development with a strong focus on backend.
• Proficiency in Java and Spring Boot.
• Strong knowledge of RDBMS concepts with hands-on experience in MS SQL Server.

Responsibilities

• Design, develop, and maintain workflow-driven applications using Java framework, Spring Boot.
• Implement event-driven architectures using Apache Kafka.
• Ensure application performance, scalability, and reliability.

Skills

Java

Spring Boot

RDBMS concepts

MS SQL Server

Performance Engineering

Debugging

Problem-solving

Analytical skills

Job description

Java Backend Developer

Location: Iselin – NJ (Local only- 3 days Hybrid role in A week)

Interview – Client round will be F2F

Only H1B, H4-EAD, GC-EAD, L2 EAD, TN EAD, USC

Key Responsibilities

• Design, develop, and maintain workflow‑driven applications using Java framework, Spring Boot.
• Implement event‑driven architectures using Apache Kafka.
• Ensure application performance, scalability, and reliability through performance engineering best practices.
• Collaborate with cross‑functional teams to define, design, and ship new features.
• Translate business requirements into technical specifications and deliverables.
• Contribute to architectural decisions and code reviews to maintain high code quality.

Required Skills & Qualifications

• 9+ years of hands‑on experience in software development with a strong focus on backend.
• Proficiency in Java, Spring Boot.
• Strong knowledge of RDBMS concepts, with hands‑on experience in MS SQL Server.
• Solid understanding of non‑functional requirements such as performance, scalability, security, and maintainability.
• Strong debugging, problem‑solving, and analytical skills.
• Experience with performance engineering and tools for profiling and optimization.
• Excellent communication and collaboration skills.

Preferred Qualifications

• Experience in building user‑facing web applications with high availability and responsiveness.