Viquar Khan

CORE

BIG DATA | CLOUD | Architect |Microservice practitioner at Amazon

chicago, US

Joined Apr 2015

https://www.amazon.com/Data-Engineering-AWS-Cookbook-recipe-based-ebook/dp/B0DFCS5CJZ

About

Vaquar Khan is a Senior Architect at Amazon Web Services (AWS) with over 22 years of experience in driving large-scale digital transformation and technical innovation. A specialist in Data Lake architecture, Generative AI, and Distributed Systems, he leads the development of cutting-edge solutions that bridge the gap between complex technology and organizational excellence. His career is defined by a unique ability to translate high-level technology strategy into measurable business outcomes, particularly within talent development and workforce analytics. An influential voice in the global technology community, Vaquar is the author of the Data Engineering AWS Cookbook (2024) and an active contributor to industry standards, including the Java Community Process (JSR 368) and Apache Spark. His technical mentorship has reached over 7.4 million developers via Stack Overflow, reflecting his deep-seated commitment to cultivating the next generation of technical talent.

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Reputation:	398
Pageviews:	129.4K
Articles:	6
Comments:	1

Articles
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Articles

Architecting Trust: Agentic Microservice Testing Strategies in the Era of Non-Deterministic AI

Learn how to test, monitor, and deploy reliable agentic AI and multi-agent systems in enterprise environments using modern testing and CI/CD strategies.

September 8, 2026

· 562 Views

Securing Model Context Protocol Servers: 4 Gates From Code to Production

Secure MCP servers against prompt injection, data leaks, and denial-of-wallet with four practical, OWASP-aligned gates from code to production. Runnable code.

July 24, 2026

· 3,905 Views · 2 Likes

Fast Data Access Part 2: From Manual Hacks to Modern Stacks

Rebuild a legacy risk pipeline with GemFire, Spark, and Spring Boot. Sub-2ms alerts, ACID upserts, real-time dashboards, and a one-command demo.

March 18, 2026

· 5,171 Views

AWS Lambda With MySQL (RDS) and API Gateway

In this article, we discuss the limitations of Lambda and how to design simple micro-service using AWS API gateway, and RDS.

Updated May 26, 2022

· 47,894 Views · 9 Likes

Run AWS Lambda Functions Locally on a Windows Machine

Take a look at how you can run your AWS Lambda functions closer to home with the benefit of SAM Local.

February 12, 2019

· 59,916 Views · 4 Likes

Fast Data Access Using GemFire and Apache Spark (Part 1): Introduction

An introductory tutorial on Pivotal's GemFire framework and how it can work in tandem with Apache Spark in you microservices.

January 28, 2019

· 11,973 Views · 7 Likes

Comments

AWS Lambda With MySQL (RDS) and API Gateway

May 01, 2020 · Viquar Khan

Any variable outside the handler function will be reuse but AWS Lambda has option that it may or may not to reuse the container .