Java l3 support specialist

2 weeks ago

Bengaluru, India Astria Digital Full time
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 Postgre SQL.
Ensure high availability, scalability, and data integrity.
Data Management:
Work with Postgre SQL 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 Postgre SQL , 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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