Nuli Kartik
Ex-META + Startup experience lead eng with expertise designing large scale distributed applications + AI integration
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Interested Industries
Skills
Einstein AI Copilot
intermediate
Terragrunt
intermediate
Monolith to Microservice Migration
expert
SNS
expert
OpenAI
expert
Datadog
intermediate
Work Experience
Senior Software Engineer, Ads
Meta
2025-06 - Present
Increased Ads revenue by 2% ($4B) by architecting and developing a global promotion engine for BusinessAI using CUA AI models. Led technical evaluation, benchmarking, and optimization of multi-vendor LLM architectures (OpenAI, Gemini, Yutori) to cut production CUA AI models expenses from $20M to $250K. Collaborated with Legal and Privacy teams to create compliance controls, reducing CUA model usage by 25%. Unblocked cross-functional execution across AI/ML engineering, product, and platform teams, mentored 5+ engineers. Developed AI native applications using Claude, Meta Llama, Codex and Gemini.
Lead Software Engineer
Salesforce
2024-01 - 2025-06
Reengineered critical customer-facing services by replacing synchronous initialization logic with asynchronous workflows and using AWS SQS, DynamoDB, and SNS. Spearheaded cross-platform integration of Einstein AI Copilot, achieving 85%+ user activation. Migrated a core service from a legacy monolith to a standalone microservice, cutting release cycles from three months to bi-weekly; defined service boundaries, deployment pipelines, and observability standards.
Senior Software Engineer
Smartsheet Inc
2019-03 - 2023-12
Translated business requirements into scalable architecture designs. Led cross-functional initiative to identify architectural bottlenecks and redundancies, reducing AWS costs by $15M annually. Worked on every phase of SDLC including organization-wide CI/CD, infrastructure setup, and GDPR. Designed and deployed batch processing system using AWS Lambda, FIFO SQS, and DynamoDB, boosting throughput by 200%. Improved app initial load performance through targeted frontend and backend refactoring. Migrated core SQL database to AWS DynamoDB and performed multi-vendor NoSQL evaluation (MongoDB), reducing database operating costs by $25M.
Software Developer
Microsoft
2018-02 - 2019-03
Developed a reusable dashboard experience for M365 using React + TypeScript. Developed responsive, interactive data visualizations with D3.js and TypeScript, integrating them into Azure-hosted dashboards to explore real-time metrics.
Co-Founder/Software Developer
SEPL (PCB Plant)
2011-07 - 2016-03
Co-founded and built an online PCB ordering platform using C#, ReactJS, TypeScript and Python.