Staff Software Engineer (Marketing Platforms)

About NuNu serves more than 140 million customers, guided by a mission to fight complexity and empower people. The company has been leading an industry transformation through innovative products and human-centered services.

Proprietary technology and data at scale power Nu’s digital platform, built to promote financial access, advancement, and transparency. Its business model thrives on customer love and lower costs, feeding a flywheel of growth and profitability.

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About the roleThe Marketing Platforms area, inside our Growth Platforms BU, is responsible for enabling Nu’s growth engine across owned and paid channels.

This includes our public websites (BR, MX, CO and future markets), the Audience Manager platform (how we build, govern and activate audiences for campaigns and experiments), and Campaign Manager / orchestration capabilities that connect messages, audiences and channels into coherent customer journeys at scale.

As a Staff Software Engineer – Marketing Platforms , you will be a senior technical leader working across this ecosystem: defining architecture and technical direction, ensuring that Audience Manager, Website Platform and Campaign Manager evolve as a cohesive platform, and directly influencing how Nu acquires, engages and retains customers across countries.

You’ll be responsible for- Designing and evolving large-scale, data-intensive marketing platforms, in domains such as martech, experimentation, audience/identity and web platforms, operating across multiple channels and markets.

• Working end-to-end across the Marketing Platforms stack, partnering with Audience Manager, Website Platform and Campaign Manager squads to define technical direction, shape roadmaps and ensure these platforms work together as a cohesive ecosystem.

• Translating growth and brand strategy into platform architecture, turning audience, campaign and website needs into clear architectural choices and explicit trade-offs with a long-term view.

• Providing strong technical leadership: setting architectural direction, leading design reviews, evolving engineering standards and mentoring engineers and tech leads across multiple squads.

• Helping teams design systems that are observable, debuggable and experimentation-friendly, supporting data-driven decision making in how we run campaigns and optimize journeys.

• Navigating complex stakeholder landscapes, collaborating with Product, Data, Design, Marketing and other platform teams to align priorities, manage dependencies and keep interfaces between systems healthy over time.

• Operating in high-visibility, cross-impact areas, where platform decisions directly affect Nu’s growth, brand presence and audience activation across BR, MX, CO and future geos.

• Framing ambiguous problems into clear options, and driving alignment through well-structured communication (technical docs, RFCs, design sessions and presentations).

We are looking for a person who hasRequired

• Solid experience as a Staff-level engineer designing and evolving large-scale, data-intensive platforms, ideally in marketing technology, experimentation, audience/identity or web platforms.

• Ability to work end-to-end across a multi-product stack, partnering with several squads to make sure platforms interoperate as a coherent ecosystem.

• Proven track record connecting product strategy and platform design, turning growth and brand objectives into concrete architectural choices for audiences, campaign orchestration and website capabilities.

• Strong technical leadership skills: setting architectural direction, driving design reviews, evolving engineering standards and mentoring senior engineers and tech leaders.

• Experience with experimentation and data-driven decision making, and with designing systems that are observable, instrumented and easy to reason about.

• Demonstra...