ABHISHEK GUPTA

- Architected AWS serverless backend systems (Node.js, Lambda, API Gateway) that lifted scalability and availability
30-40% while sustaining 99.9% uptime across 3 regions
- Led technical direction for full-stack delivery, cutting defects and rework 25% through architectural standards and hands-on code review
- Delivered Blue-Green deployment strategies that eliminated 90% of production do

- Led a core development module within a large-scale AWS cloud-based platform.
- Designed and maintained backend services using Node.js on AWS serverless infrastructure.
- Implemented and managed serverless components and microservices, ensuring high availability and performance.
- Built CI/CD pipelines for NX-based deployments in partnership with DevOps teams, doubling release frequency.
- Enforc

Led software design and development across cross-functional teams, delivering scalable solutions aligned with AWS best practices. Migrated legacy authentication into AWS Cognito, resolving critical security vulnerabilities in the sign-in flow. Built and deployed AWS Lambda functions in Node.js and Ruby to underpin secure, high-performance APIs. Developed responsive UIs using Angular and Bootstrap,

- Led full-stack software design and delivery, shipping scalable solutions aligned to AWS best practices
- Migrated legacy authentication to AWS Cognito, closing critical sign-in security vulnerabilities
- Built and deployed AWS Lambda functions (Node.js, Ruby) powering secure, high-performance APIs
- Developed responsive Angular/Bootstrap UIs that improved usability across core application mod

NTT – Singapore
- Designed and developed serverless APIs using AWS Lambda, API Gateway, and SNS for event-driven communication.
- Led design and implementation of a centralised log management solution using CloudWatch, Athena, and Lambda, improving observability and troubleshooting efficiency.
- Authored and maintained Terraform scripts to provision and manage AWS and Azure resources, ensuring inf

Built and designed scalable REST APIs using AWS Lambda, API Gateway, and DynamoDB, following AWS best practices throughout. Integrated backend APIs with C# applications and enhanced UI components to meet business requirements. Led a small cross-functional team, ensuring on-time delivery, code quality, and adherence to architectural standards. Collaborated with cross-functional stakeholders to reso

Designed and implemented a serverless AWS application incorporating cloud-native architecture and security best practices. Built authentication and admin authorisation using AWS Cognito to secure the application end-to-end. Re-engineered the frontend from a static HTML app to a dynamic Angular-based application. Developed Node.js APIs integrating DynamoDB, STS, Cognito, S3, and CloudWatch Events t

AbbVie – USA
- Migrated legacy SharePoint application to an AWS-based serverless architecture.
- Implemented Angular 7 frontend and Node.js backend services for the modernised platform.
- Owned authentication, security, and email modules as primary technical lead for those domains.
- Designed AWS migration strategies using Lambda, API Gateway, Cognito, and supporting services.

American Heart Asso

Issued Jan 2021

Issued Sep 2021 · Expired Sep 2024

Issued Dec 2021 · Expired Dec 2024

Issued Oct 2020

Issued Feb 2019

Issued Aug 2018

Issued Nov 2017