
You drive the product. We take responsibility for the technology.
You drive the product. We take responsibility for the technology.
An external technical team that doesn't just execute: it challenges, decides, builds, and stays accountable over time.

Freelance, external CTO, or Byrsa Tech
Freelance, external CTO, or Byrsa Tech
Three models compete for this role, but they don't hold up equally on what matters most once the product is in production: who stays accountable when something breaks. A freelancer brings execution capacity, often centered on one person, with availability that shifts across parallel projects. An external CTO brings strategy and technical leadership, but rarely the execution itself, which means you still need a development team alongside it.
Byrsa Tech combines both: we challenge the need before writing code, we execute with a team of engineers, and we stay accountable over time, not just at the advisory stage. That distinction, between offering an opinion and carrying responsibility, is what actually separates the three models below.
Freelance
Execution capacity, often centered on one person
Availability that can vary across parallel projects
Little continuity if the engagement ends
External CTO
Strategy and technical leadership
Often little or no direct execution
Needs a development team alongside it
Byrsa Tech
Technical thinking and challenging the need
Execution by a team of engineers
Accountability sustained over time, not just at the advisory stage

Don't just hand us a list of tickets
Don't just hand us a list of tickets
Tell us the objective. We challenge the assumptions, identify the simplest fitting solution, explain the trade-offs, build it, and stay accountable after release.
We're not pushing back just to push back, it's a matter of accountability. If we execute a bad idea without saying so, we're as much at fault as if we'd come up with that bad idea ourselves.