---
title: "Arbaaz Ahmed - Java Software Engineer in Hyderabad | Tal"
description: "Meet Arbaaz Ahmed, Java Software Engineer at DBS Bank based in Hyderabad."
image: "https://tal.club/meet/arbaaz-2/share-image"
---

# Arbaaz Ahmed on Tal

## Headline

Java Software Engineer at DBS Bank

## Location

Hyderabad

## Work experience

Java Software Engineer at DBS Bank

Back End Developer at DBS Bank, Aug 2024 \- Present · 1 yr 11 mos, Built a referral code generation system using Feistel network algorithm for secure, reversible CIF\-to\-referral mapping without database persistence\. Design a batch\-processing system where customer CIF lists ingested from AWS S3, processed via Spring Boot microservices with thread pool parallelism, and referral codes published to Kafka for downstream ADA systems\. Leveraged Byte\-Buddy for runtime class generation for dynamic schema handling from CSV files, enabling flexible and performant batch processing\. Developed and deployed microservices on PCF & OCP, handling Docker builds, YAML configurations, and secret management through ENAAS\-to\-OCP mapping\. Implemented feature toggle mechanism through Oracle DB, allowing controlled feature rollout without redeployment\. Set up CI/CD pipelines \(Jenkins\), performed applications monitoring via Grafana and AppDynamics\. Worked in Agile teams, collaborating with cross\-functional stakeholders to deliver secure, production\-grade systems\.

Java Software Engineer at Sarag Systems Pvt Ltd, Apr 2023 \- Aug 2024 · 1 yr 5 mos, Developed automation solutions using Java multithreading, IPC, JAX\-RS, and Collections to resolve critical system bugs and optimize performance\. Conducted root cause analysis for technical issues and delivered high\-value standalone backend\-solutions\. Built and maintained RESTful APIs for enterprise integration, ensuring security and scalability\. Optimized database queries for high\-performance systems and ensured compliance with security standards\.

Java Software Engineer at Cognizant, Oct 2021 \- Jan 2023 · 1 yr 4 mos, Developed client management systems for life sciences industry using Java, Spring Boot, JDBC, Java Mail API\. Provided production support, optimized Oracle DB queries, and resolved incidents in real time\. Actively participated in code reviews and process improvements\.

Software Engineer Intern at Ink wall Tech Pvt Ltd, Feb 2020 \- Dec 2020 · 11 mos, Built interactive web pages using HTML, CSS, Bootstrap with validation via JavaScript\. Written SQL queries for data retrieval and performed backend integration\.

## Education

Master of Technology, Computer Engineering, Chaitanya Bharathi institute of technology

PDC, Intermediate, Gautham

[View the original profile](https://tal.club/meet/arbaaz-2)

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