PETADATA · 5 hours ago
Senior Java Back-end Developer with Node.js
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.
Information TechnologyMobile AppsProject ManagementSoftware
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
Qualification
Required
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, GCP)
Strong debugging, problem-solving, and communication skills
Bachelor's or Master's degree in Computer Science or related field
Company
PETADATA
PETADATA is an Information Technology & Services company that specializes in delivering technology solutions to meet the needs of our clients.
H1B Sponsorship
PETADATA has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (10)
2023 (6)
2022 (13)
2021 (5)
2020 (12)
Funding
Current Stage
Growth StageCompany data provided by crunchbase