Senior Java Back-end Developer with Node.js

Position: Senior Java Back-end Developer with Node.js

Location: Albany, NY (Onsite/Remote)

Experience: 10+ Years

Work type: C2C only

Visa Type: H1-B, and

Job Summary

PETADATA is seeking an experienced Java Back-end Developer with strong Node.js expertise to design, develop, and maintain high-performance, scalable backend systems. The ideal candidate will bring deep experience in Java-based enterprise applications along with modern Node.js microservices, ensuring reliability, security, and scalability of distributed systems.

Roles & Responsibilities:

• Design, develop, and maintain backend services and APIs using Java and Node.js
  

• Build and manage microservices architectures and event-driven systems
  

• Develop RESTful and GraphQL APIs for web and mobile applications
  

• Ensure high availability, performance, and scalability of backend systems
  

• Integrate applications with databases, message queues, and third-party services
  

• Implement security best practices (OAuth2, JWT, authentication & authorization)
  

• Participate in system design, architecture reviews, and code reviews
  

• Optimize backend applications for performance, reliability, and maintainability
  

• Collaborate with frontend, DevOps, and product teams
  

• Mentor junior developers and provide technical leadership

Required Qualifications:

• 10+ years of backend development experience
  

• Strong expertise in Java (Java 8+, Spring, Spring Boot, Hibernate/JPA)
  

• Hands-on experience with Node.js (Express, NestJS)
  

• Strong understanding of microservices and distributed systems
  

• Experience building RESTful APIs and backend integrations
  

• Proficiency with databases:
  Relational: MySQL, PostgreSQL, Oracle
  NoSQL: MongoDB, Cassandra, DynamoDB
  

• Experience with message brokers (Kafka, RabbitMQ, ActiveMQ)
  

• Strong knowledge of multithreading, concurrency, and JVM internals
  

• Familiarity with Docker, Kubernetes, and containerized deployments
  

• Experience working in cloud environments (AWS, Azure, Google Cloud Platform)
  

• Strong debugging, problem-solving, and communication skills.

Educational Qualification:

Bachelor's or Master's degree in Computer Science or related field

We offer a professional work environment and are given every opportunity to grow in the Information technology world.

Note:

Candidates are required to attend Phone/Video Call / In-person interviews and after Selection of candidate (He/She) should go through all background checks on Education and Experience.

Please email your resume to:

After carefully reviewing your experience and skills one of our HR team members will contact you on the next steps.