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Kartik Singh

Résumé

Eighteen years of shipping

Software engineer, tech lead, manager and consultant — building and leading large-scale consumer and enterprise products, with a long specialisation in search, AI quality and evaluation.

Experience

Work

Freelance Consultant

IT Services · Bangalore

Jan 2026 — present

XP Integrity — Engineering Head

Architecture, solutioning and technical guidance in AI trust and safety.

  • Drove the tooling and automation for identifying inauthentic accounts across multiple social media platforms.
  • Developed a bespoke AI evaluation framework tailored to the regulatory, ethical and performance demands of specific industries.

Google

IT Services India Pvt. Ltd. · Bangalore

Nov 2007 — May 2025

Aug 2024 — Apr 2025

Search Quality — Tech Lead

  • Launched AI Overviews for Tamil, Telugu, Bengali and Marathi.
  • Delivered baseline evals, aspirational query sets and adversarial query sets for AI Overviews in India — built to represent the mixed-language and voice patterns of Indian search, letting the whole AIO team hill-climb on headroom with guardrails.
  • Rater losses were a serious problem in India. Systematically analysed rater patterns and worked with eval teams to improve eval templates and build higher-quality rater pools.
  • Proposed new projects and wrote the project plans for AI Overviews; drove 7+ live experiments on new experiences and language features.

Jun 2022 — Aug 2024

Search India — Tech Lead

  • Tech lead for all vertical-feature work for India, leading ~20 engineers with cross-functional collaboration across PM, PGM, UXD, UXR and DS&E.
  • Drove the definition of the Language and Verticals strategy, its workstreams and OKRs, coordinating 10+ teams to close vertical gaps in Search India across English and Indic languages.
  • Delivered the Exams Practice feature and a Search one-box to showcase it; ran 20+ experiments on new Search experiences.

Jan 2020 — Jun 2022

Cloud Search — Tech Lead & Manager

  • Owned the Cloud Search product: 350+ customers, 400+ search applications, $55M in bookings. Set product strategy and provided technical leadership.
  • Rebooted a team that had dropped from 25+ engineers to 6, and grew it back to 12+. The team shipped features that paved the way for $300M+ in Google Cloud deals.
  • Managed tier-1 on-call — a five-minute response target — across Workspace Search.

Jan 2015 — Jan 2020

Cloud Search — Tech Lead

  • Tech lead for search quality. Wrote the ranking function for third-party content and for unified search mixing first- and third-party results. In customer evaluations, third-party search quality outperformed the native ranking major competitors offered on their own content.
  • Designed the configurable search index; contributed to the Search API and backend infrastructure.
  • Cloud Search's landing and impact earned Google a place among the challengers in Gartner's 2019 Magic Quadrant for Insight Engines.

Aug 2013 — Jan 2015

AI, Google Research — Software Engineer

  • Sole engineer in Bangalore working with a US-based natural language team in Google Research — automated ads callouts, generated answers to questions, trip planning — building the tools, backend pipelines and infrastructure behind them.

Oct 2010 — Aug 2013

Google Docs — Tech Lead

  • Launched the Research tool in Google Docs and Slides, leading backend infrastructure and quality. It featured an entity card similar to Google's knowledge panel, built independently.

Dec 2009 — Oct 2010

Google Scribe — Software Engineer

  • Built a machine-assisted content creation tool as a 20% project and launched it on Google Labs. The project founded the Google Docs team in Bangalore, and its content-creation tools — autocomplete, automatic linking, research, proofreading — shaped the Docs roadmap for years.

Dec 2007 — Mar 2010

Google Translator Toolkit — Software Engineer

  • Owned the WYSIWYG editor UI and features including chat integration, customisable translation panes, a resizable toolkit, undo/redo, alignment of units and publish-to-Docs.
  • Co-designed the content storage backend; served on-call for production issues and release engineering.

Versata

Trilogy E-Business Software India Pvt. Ltd. · Bangalore

Jul 2007 — Sep 2007

Technical Analyst

  • Versata University trainee; built a visual configurator for the FordDirect website.

Alongside

Recognition and community

Patents
21 disclosures, 6 filed, 3 issued
Interviews
250+ candidates, 12 years on the hiring committee
Interviewer training
9 sessions, 230+ interviewers trained, 98% approval
Bonuses
21 peer bonuses, 17 spot bonuses

I also proposed and ran what was then the largest Search hackathon at Google Bangalore, with more than 170 participants.

Education

Studied

  • Jun 2025 — May 2026

    PGP in Public Policy, with Distinction

    Takshashila Institution, Bangalore

  • 2003 — 2007

    B.E.

    NSIT, New Delhi

  • 1989 — 2003

    Schooling (CBSE)

    Sardar Patel Vidyalaya, New Delhi

Toolkit

Skills

Languages

  • C / C++
  • Java
  • JavaScript
  • Python

Technical

  • System design
  • Distributed systems
  • Search quality
  • Natural language processing
  • Generative AI evaluation
  • Storage and indexing
  • Internationalisation
  • Production systems

Leadership

  • Building teams
  • People management
  • Mentorship
  • Decision making
  • Cross-functional collaboration

Spoken and written: English, Hindi.

Off the clock

Elsewhere in life

  • Honorary Secretary on the managing committee of a 3,000-apartment society with 12,000+ residents.
  • Ex-captain and co-founder of Yataghan United FC, Delhi, and Yataghan Internazionale, Bengaluru.
  • School and college teams in football, volleyball, basketball, cricket and athletics, with zonal-level medals. Best Athlete in school, and for three consecutive years in college.
  • Former member of ArchAngelz, which organised rock concerts.

For a copy of this as a document, or to talk about consulting work, write to me at kartik.singh@gmail.com.