FDE vs SPE: what is the difference?
Updated
A Forward Deployed Engineer (FDE) owns a deployment for one customer and makes the product work inside that customer’s data and workflows. A Special Projects Engineer (SPE) owns an unclear, consequential problem inside the company and carries it across team boundaries to a result. The craft is shared; the problem is different.
| Aspect | Forward Deployed Engineer | Special Projects Engineer |
|---|---|---|
| The job | Own the deployment. Make a product work inside one customer’s data, workflows, and constraints. | Own the unclear problem. Take a consequential problem nobody owns and carry it to a result. |
| Where you work | With the customer: their systems, their users, their stakeholders. | Inside the company, across team boundaries: infrastructure, operations, new products. |
| Discover | Observe the customer’s workflow and earn enough context to challenge the initial request. | Find a consequential problem between teams. Establish who can authorize a change and who will operate it. |
| Frame | Negotiate scope with the customer and align the pilot with the product’s actual capabilities. | Compare candidate projects and explain why this opportunity deserves attention now. |
| Build | Make the integration work within the customer’s real permissions and operating constraints. | Create a useful first version, then test the assumptions that justified the project. |
| Deploy | Train customer operators and make the handoff part of delivery. | Resolve cross-team ownership and ensure the project survives beyond its original builder. |
| Measure | Review customer outcomes and use the evidence to decide whether to expand. | Revisit the original business case and decide whether to continue, change direction, or stop. |
| Scale | Bring repeated field problems to product and reduce the next deployment’s effort. | Decide whether the solution should become a product, shared platform, or well-maintained local tool. |
| Read | What FDE means at OpenAI Forward Deployed Engineering | Nick Wong, Special Projects Engineer |
Read about each role
FDE
- What FDE means at OpenAI Start with a business outcome, then make the solution repeatable.
- Forward Deployed Engineering Scoping, generalization, hiring, and customer empathy from a team builder.
- Leo Mehr: Ramp’s $44B Bet on Services PodcastHow Ramp’s FDE team ships agents inside large customers, and why data access is the hard part.
SPE
- Nick Wong, Special Projects Engineer A concrete account of finding an unowned problem and turning it into a product opportunity.
Titles vary by company, and neither role is a seniority level. This comparison is editorial.