Hi — I'm Chiranjib

System Integration Advisor at NTT Data Solutions. I design resilient, high-performance backend systems and microservices for global payment platforms (SEPA). Passionate about clean code, automation, and observability.

System Integration Advisor — NTT Data Solutions

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Core strengths

Java & Spring Boot

Microservices

Kafka & Messaging

Docker • Kubernetes

CI/CD (Jenkins)

AWS • Observability

Experience

System Integration Advisor

NTT Data Solutions
Aug 2021 – Present

Project: Bank of Ireland — SEPA Payment System

Designed scalable Java/Spring Boot microservices, built Kafka-based event flows, improved SEPA transaction processing capacity by 20%, and implemented CI/CD with Jenkins. Responsible for high-throughput REST APIs and observability for global transactions.

Java 17 Spring Boot Kafka MongoDB Docker Kubernetes AWS

Consultant

Capgemini — Feb 2019 – Jul 2021

Project: IKEA Sweden

Built 30+ RESTful APIs, integrated Kafka-based event-driven flows, automated CI/CD, and fixed critical defects using Splunk logs and performance tuning to reach stable multi-environment releases.

Java 11 Spring Boot Kafka MongoDB AWS Jenkins

Team Lead

Silvertouch Technologies Ltd — Jul 2018 – Dec 2018

Project: GSTN

Led backend development, designed SOAP & REST integrations, coordinated QA and deliveries to maintain a 98% defect-free deployment rate.

Java Spring Boot MySQL

Senior Software Engineer

NIIT Technologies Ltd — Dec 2014 – May 2017

Project: SITA

Developed enterprise Java applications with Spring MVC and Hibernate, wrote JUnit tests with high coverage, and improved system reliability with code optimization and debugging.

Java / J2EE Spring MVC Hibernate

Education & Certifications

B.Tech — Computer Science & Engineering
Annamalai University, 2012

Certifications

Docker and Kubernetes Fundamentals
Spring Boot Microservices with Spring Cloud

Languages & Soft Skills

Languages: English (Advanced C1), Hindi (Native), Bengali (Native)

Soft Skills: Cross-team communication, analytical debugging, clean code practices, DevOps collaboration, Agile methodologies.

Contact

I'm open to senior backend, integration, and microservices roles. If you'd like to work together, reach out:

Email me

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