Sayak Banerjee

About Sayak Banerjee

Sayak is a pioneering Sr. Distinguished Engineer with deep expertise in architecting and engineering mission-critical, large-scale distributed applications. He specializes in full-stack engineering, leveraging web and mobile frontend technologies (Angular, React, Lit, Android, React Native), micro frontends, domain-driven design and enterprise data engineering to build resilient ecosystems. As a recognized technical authority, Sayak is dedicated to reshaping complex system interactivity through advanced architectural patterns.Currently, Sayak defines the high-level technical architecture for the enterprise marketing technology stack, a foundational platform enabling high-volume data decisioning and personalized communications across all digital and physical channels. In parallel, he establishes the engineering roadmap for major client platforms serving 100MM+ customers on flagship mobile and web applications. His work involves driving the technical strategy across the enterprise to ensure high availability and optimize the performance of these complex systems.Additionally, he is spearheading the engineering design and strategy for leveraging AI Agents to drive engineering acceleration, designing autonomous workflows and self-optimizing patterns that fundamentally enhance development velocity and operational efficiency.

Experience

1. Sr Distinguished Engineer

   Capital One

   Jan 2025 — Present · Plano, TX, US

   Architects and engineers the technical execution for the enterprise marketing technology stack, a mission-critical ecosystem enabling high-volume decisioning. Pioneers the granular architectural design for foundational data platforms that ingest diverse data sources, engineering robust solutions to process complex transactions that power audience selection and contextual AI models.Formulates and codifies engineering standards for client-facing platforms (Web, iOS, Android), establishing automated governance frameworks that ensure high availability and fault tolerance for massive user bases. actively designs system controls to enhance auditability, compliance, and reliability across the distributed engineering stack.Designs and deploys advanced Agentic AI architectures specifically for engineering acceleration. Creates and implements autonomous agents and self-optimizing workflows that modernize development capabilities, catalyze velocity, and fundamentally advance the organization\'s operational resilience.

Education

• Jaypee University of Information Technology

  B.Tech, Computer Science Engineering

  2006 — 2010

Skills

• Wpf Development
• Continuous Integration
• Cucumber
• Microservices
• Spring Batch
• Git
• Linux
• Asp.net
• Angular.js
• Wpf
• Asp.net Web Api
• Css3
• Informix
• Ubuntu
• Javascript
• Html 5
• Css
• Jenkins
• Vb.net
• Node.js
• Subversion
• Amazon Web Services (Aws)
• Asp.net Mvc
• Mysql
• Software Development
• Scrum
• Nexus
• Ruby
• Mesos
• Docker
• Php
• Programming
• Spring Xd
• Wcf
• Microsoft Sql Server
• Spring Framework
• Jquery
• Web Applications
• Spring Boot
• Bdd