Joe Chang

CTO

San Francisco, California, United States

About

Technical officer within executive teams, balancing technology, resourcing and processes to drive innovation, revenue and customer success. Proven history of building & operating teams of various sizes, from early-stage startups to public companies, always optimizing across advancement, speed, and cost. First-principles driven technologist, stays current with industry trends. I'm best in positions where I am a voice into the strategy, but can also operate day-to-day as a servant leader alongside my teams.

Experience

  • CTO at Suki
    Jul 2025 - Present · 1 yr 1 mo

    Suki.ai is the leader in artificial intelligence (AI) technology for healthcare, bringing intelligent, assistive solutions across the healthcare ecosystem.

  • CTO at Primer.ai
    2024 - 2025 · 1 yr

    Primer exists to make the world a safer place. We're building mission-ready AI for those who protect security and democracy.

  • VP of Engineering, Uber Freight at Uber
    2017 - 2023 · 6 yrs

    As Head of Engineering, grew internal startup to become the largest platform for digitally matching Carriers and Shippers, with yearly revenue over $6B . Incubate within Uber, partnering with Rideshare and Delivery teams to leverage tools, platforms, and processes to significantly improve developer efficiency and system reliability. Acquired and integrated transportation management leader Transplace, spinning out independent corporate entity Uber Freight in 2023.

  • Head of Customer Solutions Engineering at Google
    2016 - 2017 · 1 yr

    Manage a team of solutions engineers tasked with empowering Google's largest advertising customers with forward-leaning prototypes, integrations, and ideas. As the primary technical partners to sales teams, apply Google's advances in Machine Learning, AI, and Cloud to improve individual customer KPIs through insights from digital marketing metrics.

  • CTO and Co-Founder at Marin Software
    2006 - 2015 · 9 yrs

    Pre-Seed stage technical co-founder. Created the initial architecture and platform, then lead engineering and operations teams to deliver next-generation analytical SaaS applications for performance-based marketers. Setup recruiting, development, release processes, career-progression plans, delivering applications within accelerated time frames. Adapt project management and organizational design to scale and responsibly grow the company -- balancing startup spirit with accountable practices and metrics. Started from a blank whiteboard, to generating $100MM+ in yearly revenue, ultimately bringing company public March 2013 (NYSE: MRIN).