Java L3 Support Specialist
3 days ago
Mode: Hybrid
Shift Timing: Rotational
Budget: 25 LPA - 30 LPA
We are seeking an experienced Java L3 Support Specialist to join our team. The ideal candidate should have a strong technical background in designing, developing, and maintaining systems capable of handling high-volume transactions. The role requires proficiency in Java, asynchronous communication, parallel processing, and database management to ensure high availability, scalability, and data integrity.
Key Responsibilities:
System Design & Development:
- Design and optimize systems capable of handling millions of transactions per day using PostgreSQL.- Ensure high availability, scalability, and data integrity.
Data Management:
- Work with PostgreSQL for complex data operations.- Implement distributed transactions with consistency and accuracy.
Asynchronous Communication:
- Utilize Kafka topics for asynchronous communication.- Handle message streams efficiently for parallel processing.
Java Programming:
- Develop and maintain code using Java functional interfaces, Java collections, and parallel processing/multithreading.- Work with JPA/JDBC for database interactions.
Security & Design Patterns:
- Implement encryption and hashing techniques to secure sensitive data.- Apply microdesign patterns for scalable and maintainable code.
Troubleshooting & L3 Support:
- Provide Level 3 support, analyzing and resolving complex issues in production.- Collaborate with cross-functional teams to ensure smooth operations.
Performance Optimization:
- Monitor and optimize system performance to handle large-scale data operations.- Debug and fine-tune multithreading and parallel processing implementations.
Required Skills & Experience:
- 9+ years of experience in Java development and support.- Strong expertise in PostgreSQL, Java Collections, JPA/JDBC, and multithreading/parallel processing.- Hands-on experience with Kafka for asynchronous communication.- In-depth knowledge of encryption techniques, hashing, and data security best practices.- Experience with distributed transactions and ensuring high system availability.- Proficient in implementing functional interfaces and microdesign patterns.- Familiarity with designing high-volume transaction systems.
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