Summary
Overview
Work History
Education
Skills
Timeline
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Sayan Sarkar

Sayan Sarkar

KOLKATA

Summary

Seasoned Java Development professional with over 5 years of experience in designing and deploying scalable applications. Expertise in enterprise-level solutions using Java, Spring Boot, and cloud platforms such as AWS, GCP, and Azure. Proven track record in leading migration projects, optimizing performance, and implementing security measures. Proficient in relational and NoSQL databases, utilizing tools like Postman and Azure DevOps for efficient development cycles.

Overview

6
6
years of professional experience

Work History

Senior Associate

PwC
KOLKATA
10.2021 - Current
  • Engineered APIs for complex calculations within lease agreement management tool.
  • Enhanced user experience through tailored client reports in multi-tenant database implementation.
  • Successfully migrated tool from virtual machines to a managed Azure environment using App Services.
  • Ensured robust data security via KeyVault integration and optimized traffic with application gateways.
  • Maximized platform availability with effective load distribution strategies implemented across applications.
  • Reduced support ticket volume by 70% through streamlined processes.
  • Architected and implemented a highly available and secure GCP environment, incorporating robust VPC networking, custom firewall rules, and fine-grained IAM roles and policies.
  • Ensured end-to-end data protection through encryption at rest and in transit, aligned with best practices and compliance requirements.
  • Modernized a legacy Spring Boot application, migrating workloads from AWS EC2 to GCP Compute Engine VMs for improved scalability and cost efficiency.
  • Integrated the application with BigQuery to enhance data warehousing and analytics capabilities, optimizing large-scale data processing.
  • Redesigned and rebuilt the ORM layer to support BigQuery’s SQL dialect, enabling seamless query execution and integration.
  • Achieved a 30% improvement in query performance and significantly reduced development time for data-intensive features.
  • Led a cloud migration strategy that improved operational efficiency, reduced technical debt, and positioned the system for future innovation.

Jr. Software Engineer

Cognizant Technology
06.2019 - 10.2021
  • Have experience in rewriting legacy Java application using React js
  • Implemented Restful Web Services using Spring
    Boot and Spring Data JPA
  • Have experience working in JSF and Primefaces.
  • I was responsible for creating dynamic UIs for
    Banking Domain software
  • I was responsible for bug fixing as well as handling all production issues in a dynamic environment
  • I was responsible for automating backend processes
  • Having experience in writing And designing Spring
    Boot backend application from scratch
  • Have experience in maintaining security aspects of
    Banking Domain Software(Implemented
    CSP,CSRF and other best practices for maintaining security aspect of project)
  • Manipulated and implemented object-oriented programming models.
  • Presented task length estimates to seniors and successfully delivered product within time window.
  • Produced advanced and clean code for diverse applications.
  • Analyzed code defects and failures and presented code refactors and design fixes.

INTERN

Cognizant Technology Solutions
01.2019 - 04.2019
  • Learned software engineering process improvements and best practices.
  • Wrote clean, clear and well-tested code for various projects.
  • Contributed to deployments by testing, debugging and resolving issues for optimal results.

Education

Bachelor of Technology - Computer Science and Engineering

Future Institute of Engineering And Management
Kolkata

12 ISC -

Ram Mohan Mission High School
Kolkata

10 ISCE -

Ram Mohan Mission High School
Kolkata

Skills

  • Programming languages: Java, JavaScript
  • Frameworks: Spring Boot , Struts and JSF
  • Database management: SQL Server, MySQL, Oracle, and BigQuery
  • Cloud platforms: AWS, Google Cloud Platform, and Azure
  • Cloud services: Azure App Services and Blob Storage
  • Development tools: GitHub Copilot and Tesseract OCR

Timeline

Senior Associate

PwC
10.2021 - Current

Jr. Software Engineer

Cognizant Technology
06.2019 - 10.2021

INTERN

Cognizant Technology Solutions
01.2019 - 04.2019

Bachelor of Technology - Computer Science and Engineering

Future Institute of Engineering And Management

12 ISC -

Ram Mohan Mission High School

10 ISCE -

Ram Mohan Mission High School

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Sayan Sarkar