Are we building a product, or accidentally a platform?

Questions CTOs ask

How do you know if you are accidentally building a platform?

Key signals include: multiple teams consuming shared services you maintain, more than 20% of engineering time going to internal tooling, external parties requesting API access, teams frequently blocking each other on shared components, and a growing gap between product features and internal infrastructure work. If your engineers spend more time enabling other teams than building customer-facing features, you are becoming a platform — the question is whether that is strategic or accidental.

When should a company invest in platform engineering?

Platform investment is justified when: you have proven product-market fit, multiple internal teams would benefit from shared capabilities, you can define a clear platform boundary, you have engineering talent experienced in platform work, and you can sustain 6-12 months of investment without starving product development. Premature platform investment is one of the most expensive mistakes in scaling startups — it diverts resources from customer value into infrastructure that may not match future needs.