Enterprise software without the enterprise headcount.

I help your business achieve sustainable ROI on software and AI projects without the overhead of building internal tech teams.

Engagement models built for predictable ROI.

Technical partnerships shouldn't be high risk. I match my service structure to your business stage to ensure clarity, control, and maximum long-term value.

Fixed-Price Projects

Transfer project risk away from your budget. Get clear, measurable outcomes delivered on a guaranteed, fixed timeline. Perfect for MVPs and major feature launches.

See more detail on fixed-price projects

Flexible Technical Retainer

Senior technical expertise on demand. Scale capacity up or down instantly for maintenance, feature development, or technical leadership without hiring.

Explore why our retainer makes sense

Forward Deployed Engineer

I embed within your company, reporting directly to the executive team, to solve critical technical challenges. With delegated authority, I take ownership of high-stakes business outcomes and deliver results.

Learn about forward-deployed engineers

Specialized AI Systems

As co-founder and CTO of Vertical AI, I help solve operational problems using voice AI. We provide secure, Australian-based inference for inbound automation and call orchestration.

Visit the Vertical AI website

Our working relationship.

You get honest advice, fair pricing, and flexible engagements that respect your business autonomy. We get on the same page, I deliver measurable results that matter to you, and let you focus on what you do best.

  • Technical guidance to prevent costly rabbit holes
  • Clear and straightforward communication
  • No nickel-and-diming, just amazing value
Avi Santoso

Hands-on help for your project.

I'm a software architect who is in the trenches coding every day. I design robust systems and bring them to life through focus and dedication. My experience spans complex projects from asset management platforms to military-grade information systems.