Renting hands by the hour gets work done and teaches nobody anything. The value in a long engagement is the context — the team that knows why the code looks like that, and what broke last time someone changed it.
Continuity is the entire product. Everything below exists to protect it — because a team that turns over every few months costs more than one that doesn't, whatever the day rate says.
Working out what the team actually needs to contain. Most requests for three developers turn out to need two and someone who can make decisions.
You meet them, you keep them. Nobody gets swapped out quietly because a larger account needed a body that month.
A structured first fortnight against your codebase and domain, so the ramp-up is a known cost rather than an invoice for confusion.
Joining your standups and your board, or running our own and reporting in. Both work; pretending the choice doesn't matter does not.
What shipped, what's blocked, and what changed — visible without having to ask, and written for whoever is paying rather than for engineers.
Adding or reducing capacity with notice, and a handover written throughout so shrinking the team doesn't take knowledge with it.
Staff augmentation and a dedicated team get sold as the same thing at similar rates. They produce very different outcomes over a year.
If what's missing is direction rather than capacity, the honest answer is usually a fractional CTO instead.
Tell us what you're trying to ship and what's in the team today. We'll propose a shape, name the people, and be direct if you need fewer of them than you asked for.