Hello, I'm

Saurav Karmakar

Senior Java Backend Developer

Spring Boot, microservices, REST APIs, Apache Airflow, and cloud-native systems. I build enterprise Java backends, debug production issues, and improve data workflows.

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My Intro

About Me

I am a backend software engineer with 4+ years of experience across Accenture and DXC Technology, building and maintaining enterprise Java applications for retail, logistics, and insurance clients. I work across the backend lifecycle: REST API development, SQL optimization, legacy refactoring, production debugging, observability, and release delivery.

4+

Years Experience

7+

Production Systems

99.5%

Uptime Maintained
Contact Me

Backend Stack

My Skills

Core tools, frameworks, and delivery practices I use to ship dependable backend systems.

See Projects
  1. Java
  2. Spring Boot
  3. Microservices
  4. REST APIs
  5. Hibernate / JPA
  6. SQL / DBMS
  1. Apache Airflow
  2. GCP / Azure
  3. Kafka
  4. Docker / Kubernetes
  5. JUnit / WireMock
  6. Maven / Git

Career Journey

Experience

Feb 2025 - Present

Senior Software Engineer, Accenture

Debugged layered REST APIs, resolved 15+ critical production bugs within SLA, supported Apache Airflow DAGs, validated GCS outputs, improved structured logging, and maintained 99.5% uptime across client-facing services.

Jun 2021 - Feb 2025

Analyst I Software Engineering, DXC Technology

Delivered Java, Spring Boot, and JSP backend features across 6 client projects, patched 30+ production defects, executed SQL reconciliations, and automated a migration process from 3 days to 4 hours.

2017 - 2021

B.Tech, Information Technology

Maulana Abul Kalam Azad University of Technology, formerly WBUT. Built the foundation for backend engineering, data structures, databases, and software delivery.

Selected Work

Projects & Impact

Walmart Global Tech backend project
Spring Boot / APIs

Walmart Global Tech

API unification, Swagger documentation, unit testing, SOLID improvements, and critical security fixes.

Allianz PNB Life backend project
Backend Optimization

Allianz PNB Life PH

Developed and optimized change requests to improve backend workflows and business process performance.

Insular Life quality project
Testing / UAT

Insular Life PH

Led FT and UAT defect resolution, reducing defect leakage by 40% while protecting delivery timelines.

Apache Airflow data pipelines
Airflow / GCP

Data Pipeline Reliability

Validated DAG outputs in GCS and traced end-to-end distributed data flows across 5+ microservices.

SQL data migration automation
SQL Automation

Migration Automation

Reduced SQL data migration effort from 3 days to 4 hours during client release cycles.

Production support and awards
Observability / Quality

Backend Reliability

Improved structured logging with SLF4J/Log4j and validation, reducing unhandled exceptions by about 40%.

Recognition & Learning

Achievements

Delivery Awards

Walmart Star of the Month, Accenture Multi-skilled Recognition, DXC Collaborators Award, and DXC Champs Awards across Q4 FY22, Q2 FY23, and Q2 FY24.

Certifications

Java Full Stack, JavaScript for Web Development, LOMA 281 Meeting Customer Needs with Insurance and Annuities, and Advanced C++ Training.

Communication

Professional working English, elementary Italian and Spanish, mentoring junior developers, and clear stakeholder communication across offshore Agile delivery teams.

Get In Touch

Contact Me

saurav1729k@gmail.com +91 70184 77261 linkedin.com/in/karmakarsaurav