Guide Startups

Sim

Spring 2025 · Active

Open source platform to visually build agents

Location: San Francisco, US

Founded: 2025

Team size: 4

About

Sim enables fast-growing dev teams to build and deploy AI agent workflows. 65,000+ developers are already using Sim, integrating with 500+ apps to streamline workflows with AI agents.

Founders

  • Emir KarabegCo-Founder / CEO

    Emir is the Co-Founder and CEO of Sim Studio. Emir studied Data Science and Cognitive Science at UC Berkeley, where he conducted NLP research for machine translation. Before Sim Studio, Emir built WorkNinja, an AI learning platform with 300,000+ MAUs. WorkNinja was one of the first LLM chain-of-thought applications deployed at scale (December '22).

  • Waleed LatifCo-Founder & CTO

    Waleed is the Co-Founder and CTO of Sim Studio. Waleed studied CS and Cognitive Science at UC Berkeley, where he led engineering and publications for Neurotechnology at Berkeley. Before Sim Studio, Waleed built the core backend infrastructure for Ring at Amazon, which today processes over 1M+ transactions per second.