K

Karthik Subramanian

Director of Engineering

Redmond, Washington, United States22 yrs 6 mos experience
AI ML PractitionerHighly Stable

Key Highlights

  • Led development of Amazon's GenAI shopping assistant.
  • Managed large-scale environmental impact assessments.
  • Built core routing algorithms for efficient package delivery.
Stackforce AI infers this person is a SaaS and E-commerce expert with a strong focus on AI-driven solutions.

Contact

Skills

Core Skills

Gen AiProduct LeadershipEngineering Leadership

Other Skills

Large Language Models (LLM)Large Language Model Operations (LLMOps)SearchDistributed SystemsMentoringC++ActionScriptTest AutomationMobile ApplicationsPerlAgileWeb ServicesXMLEclipseWeb Applications

About

Passionate software engineer with a proven track record in designing, building, and scaling high-availability distributed services on AWS. Proven leader and Amazon Bar raiser specialized in building high performance teams and developing top engineering talent.

Experience

22 yrs 6 mos
Total Experience
4 yrs 4 mos
Average Tenure
8 mos
Current Experience

Oracle

Director of Software Engineering - OCI Infra and Innovation

Sep 2025Present · 8 mos

  • OCI special projects
  • I drive next-generation OCI Core Infrastructure innovations for AI and Compute workloads, enabling customers with hypersensitive security needs to run cloud services in highly controlled environments. We catalyze the evolution of OCI at hyperscale by bringing bold ideas to life and turning them into production-ready capabilities.

Amazon

6 roles

Principal - Cross-functional Programs - Search and Conversational Shopping

May 2024Aug 2025 · 1 yr 3 mos · Greater Seattle Area

  • Engineering leader delivering conversational search and shopping experiences on GenAI powered Shopping Assistant Rufus. I built and delivered product recommendations on Rufus, with Amazon built LLMs with post-training, and agentic AI with SOTA models.
  • Rufus is Amazon's new generative AI-powered conversational shopping assistant. Rufus is designed to help customers save time and make more informed purchase decisions by answering questions on a variety of shopping needs and products—it’s like having a shopping assistant with you any time you’re in our store.
Gen AILarge Language Models (LLM)Large Language Model Operations (LLMOps)Product LeadershipEngineering LeadershipSearch

Senior Engineering Manager - Sustainability/Climate Tech

Promoted

Dec 2021May 2024 · 2 yrs 5 mos · Greater Seattle Area

  • Engineering Leader managing Environmental Impact Assessment at Amazon scale (petabytes of data) and building authoritative source of data on Amazon’s Utilities and Facilities world wide. I manage geographically distributed teams across time-zones with an organization size of 30+ engineers, building the team from scratch. My team builds Amazon’s Carbon footprint for Amazon Sustainability reports.
Engineering LeadershipProduct LeadershipDistributed SystemsMentoring

Software Development Manager, Last Mile - Routing Intelligence

Jun 2019Dec 2020 · 1 yr 6 mos

  • Software Development Manager responsible for building the fundamental units of core routing algorithms enabling delivery of packages World Wide from Amazon delivery centers to customer door steps. My team built high scale/availability software deployed across X00+ delivery centers that optimizes driver experience and cost by consolidating deliveries in proximity, saving $XXX million per year by reducing multi-visits, service time and first time delivery failures.
Engineering LeadershipDistributed SystemsMentoring

Software Development Manager, Availability and Performance, Alexa Excellence

Promoted

Jun 2016May 2019 · 2 yrs 11 mos

  • SDM for Availability and Performance for Alexa. Built first release of Alexa Voice Service APIs, availability initiatives across all backend services in Alexa. Built analytics on billions of interaction events and a new metric (User Perceived Fatals) to reduce user errors. Built the Alexa wide load testing tools and lead performance optimization of device connectivity with savings of $XMM a year.
Engineering LeadershipProduct LeadershipDistributed SystemsMentoring

Quality Assurance Manager, Alexa

Jul 2015Jun 2016 · 11 mos

  • QA Manager for Alexa.

Manager Quality, Amazon Local Register

Jul 2011Jul 2015 · 4 yrs

  • Engineering and Quality Manager on payments backend for payment processing for all of Amazon.com. Manager on Amazon. Local Register - card reader, mobile application and backend services for an online payments ordering.

Facebook

Engineering Manager, Remote Presence Core

Dec 2020Oct 2021 · 10 mos · Seattle, Washington, United States

  • Engineering Manager on Remote Presence core team (video calling platform across Facebook, Instagram and Messenger applications). Responsible for processing data at FB scale with near real-time analytics and insights.
Engineering LeadershipDistributed SystemsMentoring

Adobe systems

Senior Lead Software Engineer

May 2006Jul 2011 · 5 yrs 2 mos · Bengaluru Area, India

  • Lead Teams in delivery of multiple applications with high quality in Adobe for Flash Lite (versions 2.1, 3.1, 4.0) and Flash Cast products
  • Designed and developed automation frameworks.
  • "Rover" - intelligent test identification for regression
  • "ExODA" - Extensible On Device automation tool, designed and developed from scratch in C++. This includes client modules on WinMo, BREW, Symbian Win32 platforms.
  • Unit testing framework for FlashCast product.
  • Also contributed to APIs in flash
  • "DCT" - Device Certification Tool - Implemented flash.automation.* APIs into Flash Lite Player 4.0
  • Javascript/Actionscript interaction for Flash Lite Player 3.0
  • "License Validator" - Flash Lite 2.1 - locking a downloaded application to a mobile device (WinMo6.5)

Ibm global services

Software Engineer

Jul 2003May 2006 · 2 yrs 10 mos · Bengaluru Area, India

  • Worked as a Design Engineer in IBM.
  • This was for the product Siebel CRM OnDemand, a web application and a SaaS offering of the Siebel CRM suite. I lead a team of engineerings in testing features for this product. I also developed automation frameworks (WSTester, KDF, GlobalF) for testing.

Education

College of Engineering, Guindy

BE — Computer Science

Jan 1999Jan 2003

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