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Case Study · T-Mobile

Built the team that owned
T-Mobile's foundational
digital surface.

Role

Sr. Manager, Product Design

Timeline

18 months

Year

2024–2025

The Challenge

After a major reorg, I was stripped of my previous team and left with 2 contractors and a blank org chart. No defined scope. No direction. I had to figure out what my team would own — while simultaneously making sure nothing fell through the cracks.

My first move was to partner with Product peers to understand their roadmap. A tactical play to hold the line while I did the harder strategic work of defining what this team would actually be.

Objective

"Build a team that owns the foundational digital experiences T-Mobile customers rely on every day."

1

Define the scope

Map the product surface. Find the open areas that mattered but had no ownership.

2

Build the team

Hire the right people — internal transfers and external hires — to own each area.

The Approach

Finding the open field.

I reviewed product roadmaps across the org, then grouped areas from a user-centered perspective — consolidating the many into four clear pillars. This became the blueprint for the team.

Search & Discovery

Helping customers find information quickly and navigate the platform with confidence.

Navigation & IA Search

Security & Authentication

Ensuring customers a secure and trustworthy way to manage their digital presence.

Authentication / Login Profile Privacy

User Engagement & Support

Keeping customers informed, connected, and supported throughout their journey.

Homepage Notifications Onboarding Support

Network Services

Ensuring customers have reliable service and clear visibility into their coverage.

Network Coverage Maps

Building the team

Quality over speed.

It took 18 months to fully staff the team. I wasn't in a rush to fill seats. I looked for people who understood that foundational work — the unglamorous kind — is where the biggest leverage lives.

I hired both externally and through internal transfers, often pulling people I'd worked with before and trusted. By the end, we had 10 people covering all four pillars, with clear ownership and a shared sense of purpose.

We called ourselves the Foundations team.

2

contractors at the start

10

people, 4 pillars, full ownership

"Everyone wants to work on the next big thing. We owned the things that made everything else possible."

Key Results

Selected outcomes across onboarding, authentication, and account management.

4181%

LOA2+ sessions — passwordless authentication adoption

700K

fewer projected Care calls from improved onboarding flows

$6M

projected OPEX savings from self-service account closure

+5.9%

more customers verified before reaching a Care agent

53.6K

customers who recovered account access via selfie-based ID verification

Next project

Turned a two-sentence ask into a six-month initiative.

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