Tamal Das

Senior Technical Lead @ EY

6.5+ YearsFull-Stack EngineeringAI-Driven Development

Results-driven engineer focused on building high-performance web systems that balance complex internal logic with intuitive user interfaces. Leading the transition toward AI-driven development, architecting scalable, resilient digital products that prioritize both developer velocity and seamless end-user experience.

Ernst And Young (GDS)

Senior Technical Lead

Aug 2022 - Present

Architected a 3-tier full-stack application on AWS using ECS Fargate and CDK, enabling business users to autonomously manage data structure through a JSON Schema-driven Apicurio schema repository. Integrated a React-based control dashboard with FastAPI and Pydantic to automate data contract generation.

Ernst And Young (GDS)

Staff Consultant

Mar 2022 - Jul 2022

Architected high-performance Python CLI tools and CI/CD pipelines to automate workflows across Jira and GitHub. Streamlined engineering environments through Docker and modern package management, utilizing concurrent processing to reduce testing time.

Tata Consultancy Services

System Engineer

Mar 2021 - Feb 2022

Integrated Authelia for SSO and multi-factor authentication. Expanded backend architecture with five new REST API endpoints and reduced response time by leveraging database materialized views.

Tata Consultancy Services

Assistant System Engineer

Jul 2019 - Feb 2021

Contributed the integration of 160+ upstream sources into 20 critical downstream systems. Designed a custom Correlation Matrix tool that slashed integration testing time by 60%.