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Hello, I'm

Sibi Sundarrajan

Senior Software Engineer|

10+ years designing enterprise-grade Java, Spring Boot, and Microservices platforms, now extending backend systems with Spring AI, RAG, tool calling, vector search, and LLM integrations

Dubai, UAE
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class Sibi {
    public static void main(String[] args) {
        engineer.passion("Innovation");
        engineer.drive("Technical Excellence");
        engineer.transform("Ideas to Reality");
    }
}

About Me

I'm a passionate Senior Software Engineer with over 10 years of experience designing, developing, and integrating enterprise-grade applications. My expertise spans Java, Spring Boot, microservices, Domain-Driven Design, Apache Camel, REST/SOAP services, cloud-native messaging, and AI-enabled backend systems using Spring AI, RAG, tool calling, vector search, and LLM integrations.

Throughout my career, I've led teams of up to 7 developers, mentored junior engineers, and delivered scalable backend systems across banking, ports, terminals, and logistics domains. I enjoy turning complex integrations into reliable, high-performance services.

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Years Experience
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Team Members Led
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Microservices Managed
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Regions Deployed

Innovation First

I believe in exploring new technologies and finding innovative solutions to complex problems.

Team Leadership

Mentoring, reviewing codes, and fostering a culture of continuous learning and knowledge sharing.

Performance Driven

Building scalable systems that handle high-traffic loads with optimal response times and 99.9% uptime.

Technical Skills

Backend Development

Java 8-17 Spring Boot Microservices JPA/Hibernate Spring Security JUnit

Integration & Messaging

Apache Camel REST/SOAP APIs ActiveMQ Azure Service Bus Kafka

AI & LLM Engineering

Spring AI RAG Tool Calling Vector Search PgVector LLM Integration Prompt Engineering

Databases & Cache

MySQL MongoDB Redis Oracle

Cloud & DevOps

AWS Azure Docker Kubernetes Helm CI/CD

Frontend

Angular jQuery

Tools & Others

Gradle Google Jib Git WebSockets Azure PubSub Azure DevOps GitHub Actions

Work Experience

February 2026 - Present

Senior Software Engineer

Abu Dhabi Commercial Bank (via Dicetek) | Abu Dhabi, UAE

  • Working on banking eligibility evaluation services using Domain-Driven Design
  • Integrating AECB, core banking systems, and Red Hat Decision Manager rules
  • Building scalable, rule-driven decisioning for cards, loans, and mortgage products
August 2022 - January 2026

Software Development Engineer 2

DP World | Dubai, UAE

  • Leading development of microservices handling critical port operations
  • Managing 7 developers across multiple teams
  • Architecting scalable solutions for vehicle booking systems
September 2018 - August 2022

Senior Software Engineer

Wipro LLC | Dubai, UAE

  • Developed container inventory management system processing 100k+ messages/hour
  • Led Spring Boot migration for 7 microservices in just two weeks
  • Implemented OAuth 2.0 and JWT authentication across services
October 2015 - September 2018

Project Engineer

Wipro Technologies | India

  • Developed Mawani microservices system for port operations management
  • Built RESTful APIs using Spring Boot 1.4.1 and JPA
  • Implemented ActiveMQ messaging for asynchronous processing

Featured Projects

Want to see more? Check out my GitHub for additional projects and experiments.

View on GitHub

Key Achievements

Team Leadership

Led a team of 7 developers to design and implement 4 microservices deployed across 6 terminals within 6 months

Rapid Migration

Seamless Spring Boot migration for 4 microservices and 3 libraries from 2.4.2 to 3.5.6 in just two weeks

Framework Innovation

Developed a configurable integration framework using Apache Camel, reducing development time by 40%

Performance Boost

Enhanced API performance by 30% through effective caching and optimization strategies

Get In Touch

I'm always open to discussing new projects, creative ideas, or opportunities to be part of your visions. Feel free to reach out through any of the following channels.

Email

ssibi993@gmail.com

Send an Email

Phone

+971 58 692 7290

Call Now

LinkedIn

Connect with me

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GitHub

Check my work

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Dubai, UAE