Company: Fidelity Investments
Role: Principal Full Stack Engineer
Location: Merrimack, NH
Let's look beyond the title.
Many people see "Principal Full Stack Engineer" and think:
"More coding."
But companies increasingly expect principal-level engineers to do much more than write code.
At this level, you're often expected to:
âś… Solve business problems
âś… Influence technical strategy
âś… Collaborate with stakeholders
âś… Design scalable solutions
âś… Drive customer outcomes
âś… Lead without authority
These are many of the same skills that successful Forward Deployed Engineers develop.
FDE Lens
When reviewing senior engineering roles, ask:
- How much customer or business interaction is involved?
- How much solution ownership is expected?
- How much influence is required?
- How much ambiguity exists?
- How much business impact will this role drive?
The more ownership you have over outcomes—not just code—the closer you are to developing FDE skills.
Discussion
If you were interviewing for this role, which of these would be your strongest area?
A) Technical Depth
B) Architecture & Design
C) Business Understanding
D) Stakeholder Management
E) Leadership & Influence
Comment below with your answer and years of experience.
👇 Let's discuss.