HubSpot Certified Trainer exam — the training theory content caught me completely off guard

Just passed the HCT exam last month after about 3 weeks of prep. I'd been a HubSpot user for over two years before starting the certification path, which helped on the platform knowledge questions, but the training methodology content was almost entirely new to me and that's where I needed the most work.

The exam is split between HubSpot platform knowledge and adult learning principles. I'd estimate it's roughly 45% platform, 55% training theory. If you don't have a background in instructional design or corporate training, that second half will feel like a different exam entirely. Concepts like Bloom's Taxonomy, learning objectives frameworks, and facilitation techniques show up in practical scenario format.

I spent about 12 hours specifically on the training theory section. That's more than I expected to need but it paid off. The HubSpot Academy materials cover it but not deeply enough — supplementing with some basic instructional design reading helped me answer the scenario questions more confidently.

Overall the exam is very achievable if you treat the training methodology piece seriously. A lot of people underestimate it because HubSpot's brand is so product-forward. The training content is the harder half for most candidates.