Software Engineer - Java Technologies

Role : Software Engineer / Java Developer

We are seeking an experienced Software Engineer Java Developer with strong expertise in Core Java (1.8), network programming (TCP / IP, Java NIO, Netty, Apache Mina), and enterprise application development.

The ideal candidate will have experience in byte-level data processing, Oracle SQL / PLSQL, and Spring Boot ecosystem, preferably in fintech, banking, or payment platforms such as Paytm or Responsibilities :

• Design, develop, and maintain high-performance Java applications.
• Implement network communication protocols using TCP / IP, Java NIO, Netty, and Apache Mina.
• Perform byte manipulation for data encoding / decoding and protocol handling.
• Develop and optimize RESTful APIs for high throughput and low latency.
• Work with Oracle SQL and PL / SQL for database design, queries, and performance tuning.
• Build microservices and enterprise solutions using Spring Boot, Spring MVC, and Spring Integration.
• Collaborate with cross-functional teams to define, design, and deliver new features.
• Ensure application performance, scalability, and security.
• Troubleshoot and resolve complex technical issues in production and development Skills & Experience :
• Strong proficiency in Core Java (Java 1.8) and object-oriented programming principles.
• Experience with TCP / IP networking, Java NIO, Netty, and Apache Mina.
• Proficiency in byte manipulation and low-level data processing.
• Strong knowledge of Oracle SQL and PL / SQL.
• Hands-on experience with Spring Boot, Spring MVC, and Spring Integration.
• Strong understanding of RESTful API design and Qualifications :
• Exposure to distributed systems and high-performance application design.
• Knowledge of message queues (Kafka, RabbitMQ, etc.).
• Familiarity with fintech, banking, or payments domain; experience with Paytm or similar is a plus This is not mandatory, while experience into same is good to have for the position.
• Experience with secure coding practices and PCI-DSS compliance in payment systems.

(ref : hirist.tech)