# Ankur Gahlot > MLE and ML Infra @ Meta (Ads ranking) Location: Mountain View, California, United States Profile: https://flows.cv/ankurgahlot I work as a Staff engineer in the Core Ads Growth (CAG) org at Meta primarily working on backend ranking/modeling/delivery/Infra. I'm known internally as someone who understands end to end Ads system (From ads publisher to final impression). In my latest role, i'm working on generative retrieval/recommendation to enhance product signals in early to mid to late stage ranking. Along with this, i'm also building ML infra to enable this. I'm leading a cross org effort to get this behemoth of a model online. In earlier roles, I've done various ranking and delivery work on CTR/CVR/Quality scores modeling, Incremental value modeling. Various delivery optimizations for semantic truncation/boosting. I was the backend ranking lead for buy with prime project in partnership with Amazon. Press coverage; https://www.cnbc.com/2023/11/09/meta-lets-amazon-users-buy-on-facebook-instagram-without-leaving-apps.html ## Work Experience ### Staff Software Engineer, ML Infra @ Meta Jan 2026 – Present | San Francisco Bay Area Building personalized GR product recommendation model and corresponding ML Infra for new Generative retrieval Queue for Dynamic Product Ads. - Memory Optimization for trie construction. Handle O(Bn) products scale - Benchmarking CUDA vs triton vs MPHF - Constrained/Unconstrained prefix decoding. - End to end delivery in the current Meta's Ads delivery flow across variety of services ### Software Engineer, Machine Learning @ Meta Jan 2022 – Present | Menlo Park, CA Software engg in Ads Monetization org working on delivery, ranking, signal growth. Ads ranking - Automation Centric delivery: Enable heirarchical/semantic modeling across delivery and ranking stack. - Enable multi-stage consistency from retrieval to early to late stage ranking. Product ranking and retrieval for dynamic ads: - Improved product ranking late stage ctr and conversion models post ATT signal loss. Buy with Prime (ecommerce): - Ranking and delivery lead for Amazon and Meta's collaborative product bwp (https://www.cnbc.com/2023/11/09/meta-lets-amazon-users-buy-on-facebook-instagram-without-leaving-apps.html) - Lead sev investigator/solver for major ecommerce and shopping Ads performance issues. This required detailed in-depth understanding of entire ads stack (from Ads manager to final Ad impression) across placement types (IG/FB) to identify the underlying root-cause. ### Lead Software Engineer/ PnL owner @ Forest Creek Capital LLC Jan 2019 – Jan 2022 | Dallas-Fort Worth Metroplex • Own P&L for entire trading desk • Conducted in-depth market analysis, led discussions with stake holders and identified leverage areas, to create a future roadmap for trading desk • Led a team of 5 members to develop and streamline data pipeline across products and markets resulting in a trading strategy across multiple trading desks, reducing development time from 6 months to 3 weeks ### Software Engineer- Machine learning @ Forest Creek Capital LLC Jan 2011 – Jan 2019 | Dallas-Fort Worth Metroplex • Set up trading infrastructure in AWS (EC2, RDS, Lambda, ECR, CI/CD with Git) including but not limited to data pipelines, modeling framework and algorithmic strategy creation. • Designed and implemented state of the art trading strategy based on probabilistic pricing using quantile random forest on 700+ features, improving profitability by 50%. • Implemented parallel computing infrastructure using Pub-sub/Docker and Kubernetes with ability to generate one million models per hour. • Standardized trading strategy backtesting process and KPIs enabling all teams to develop 8 new uncorrelated strategies in 2 years increasing profit by 65% and market coverage by 30% • Improved maintainability of code by implementing companywide unit tests for key objects. Increased coverage from 0 to 90% in 6 months ## Education ### Master's degree (MSCS - Robotics in ML, Systems), Computer Science College of Computing at Georgia Tech ### Bachelor of Technology in Civil Engineering Indian Institute of Technology, Bombay ## Contact & Social - LinkedIn: https://linkedin.com/in/ankurgahlot41231 --- Source: https://flows.cv/ankurgahlot JSON Resume: https://flows.cv/ankurgahlot/resume.json Last updated: 2026-04-12