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.
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.