Jacob W.

Co-Founder

San Francisco, California, United States6 yrs 1 mo experience

Key Highlights

  • Founder of multiple successful startups
  • Expert in building AI-driven solutions
  • Proven track record in revenue generation
Stackforce AI infers this person is a SaaS and Clean Energy entrepreneur with strong AI and building capabilities.

Contact

Skills

Core Skills

Building

Other Skills

Venture Capital

About

I build things

Experience

Castari (yc f25)

Founder

Sep 2025Present · 7 mos

  • The vercel for AI agents. Build & deploy the claude agent SDK
BuildingVenture Capital

Runpod

2 roles

Head of Forward Deployed Engineering

Promoted

Jan 2025Jul 2025 · 6 mos

  • Led the Forward Deployed Engineering (FDE) team
  • Built & optimized AI workloads for fast growing startups to Fortune 500 companies

Software Engineer - Product & AI

Nov 2023Jan 2025 · 1 yr 2 mos

  • Joined as employee #14
  • Built full stack features, automations/workflows, and agents
Building

Sister glow up

Co-Founder

Jan 2024Aug 2025 · 1 yr 7 mos

  • Acquired by a US-based skincare brand
  • 2M+ women & Top 200 Health & Fitness app in the U.S. App Store
  • AI Beauty Assistant for Women
Building

Proxy

Co-Founder & CTO

Jan 2022Jan 2024 · 2 yrs · San Francisco, California, United States · On-site

  • Broke $1M in annualized revenue 6 months after launch.
  • Backed by Soma Capital, Transpose, and HF0.
  • LLM powered procurement of clean energy products (Solar, HVAC, Smart Home...) for Home Builders.
  • Innovation Partner with the U.S. Department of Energy
  • Participated in HF0 Summer ‘23
Building

Guidecx

Software Engineer

Jan 2022Jan 2023 · 1 yr · Lehi, Utah, United States

  • Full stack developer who built applications using Nextjs, Nodejs, and Ruby on Rails among other things.
  • Implemented Apache Kafka to transition from backend rails monolith to distributed microservices to process 1,000,000's of events per week.
Building

Community life help

Founding Engineer

Jan 2020Jan 2022 · 2 yrs · Fort Worth, Texas, United States

  • Started local SEO efforts for 100+ LDS Church buildings in Texas. Now implemented worldwide with The Church of Jesus Christ of Latter-day Saints called “Meetinghouse Locator”.
  • Managed a product team of 8.
  • Created in-house Customer Relations Manager (CRM) to track 1,000's of leads per week.
  • Implemented online-first GTM strategies such as facebook advertising, email drip campaigns, etc.
  • Developed full-stack solutions to GTM problems, saving the organization over $450,000 annually.
Building

Education

Y Combinator

F25

Sep 2025Dec 2025

Z Fellows

Mar 2023Present

Brigham Young University

Bachelor's degree — Mathematics and Computer Science

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