Principal Engineer, Mobile Platforms

<h3>Principal Engineer, Mobile Platforms</h3> <h4>The Opportunity:</h4> <p>This position is for an Engineer Principal (IC9) to join the Mobile Platforms BU.<br><br>Mobile Platforms is the BU responsible for Nubank’s entire mobile foundation: we design, build, and operate the platforms that power the Nubank app across all markets. The BU is organized in three business areas – App Foundations (core architecture, app startup, developer experience), App Enablement (navigation performance, Backend Driven Content/BDC, design system infra &amp; Rosetta), and App Release (CI/CD, release train, observability, app analytics &amp; data). Together, these areas provide the canonical Flutter + BDC architecture, tooling, and guardrails that enable product teams to ship a fast, reliable, and consistent app at global scale.</p> <div class="container ng-tns-c975199164-167 hide"> <div class="carousel-container ng-tns-c975199164-167"> <div class="carousel-content ng-tns-c975199164-167">&nbsp;</div> </div> </div> <h4>About Nubank's Engineering Culture:</h4> <p>We believe in small, independent teams, a process-light environment, and a culture of trust and collaboration. We made a strategic bet on Flutter and Server-Driven UI not just for technical reasons, but because they empower our engineers to work end-to-end and scale our organization. You will be a key steward and champion of this culture, driving technical decisions that reinforce our principles of autonomy and developer empowerment.<span class="button-container hide-from-message-actions ng-star-inserted"> &nbsp; </span></p> <div class="container ng-tns-c975199164-168 hide"> <div class="carousel-container ng-tns-c975199164-168"> <div class="carousel-content ng-tns-c975199164-168">&nbsp;</div> </div> </div> <h4>What we have to offer:</h4> <ul> <li>The opportunity to lead the technical direction of Nubank’s Mobile Platform – the foundational system that underpins the Nubank app for tens of millions of customers across all markets.</li> <li>Ownership of multi‑year, high‑visibility initiatives such as Mobile Destination Architecture, native code deprecation, app startup refactor, navigation performance, BDC evolution and App Excellence, with clear impact on company OKRs.</li> <li>A uniquely cross‑cutting scope across App Foundations, App Enablement and App Release – spanning architecture, developer experience, CI/CD, observability and data – allowing you to shape how the entire engineering org builds mobile products.</li> <li>Space to grow your principal‑level leadership: driving strategy, defining technical roadmaps, sponsoring other senior/principal engineers, and representing Mobile Platforms in cross‑compan