Senior Staff Software Engineer

Responsibilities

• Define the multi-year strategy and technical vision for Nubank’s end-to-end Developer Experience and Quality platforms.
• Architect internal developer platforms, boundary APIs, test automation suites, pull request review systems, linting, and automated approval mechanisms.
• Lead AI-driven code review evolution using multi-model evaluations, IDE and GitHub integrations, deterministic checks, and human-in-the-loop controls.
• Establish observability, defect-tracking metrics, safety rails, and standards that preserve system integrity during AI-assisted development.
• Partner with engineers and product managers, mentor technical teams, and drive horizontal technical alignment across the organization.
• Evaluate market tools, AI coding frameworks, and internal platforms to determine build-versus-buy decisions.

Requirements

• Backend software engineering experience with a proven record designing developer platforms, core infrastructure, or Developer Experience systems at high scale.
• Extensive expertise in code review systems, test automation platforms, CI/CD pipelines, developer platforms, or static analysis tools for large engineering organizations.
• Hands-on experience or deep technical familiarity with AI-assisted software development, including LLM evaluation pipelines, GitHub Copilot or agent integrations, prompt/context/graph engineering, or AI-driven code review frameworks.
• A demonstrated history of independently driving technical strategy, navigating ambiguity, and establishing strong technical standards.
• Experience in fast-moving, high-bar environments such as major technology companies, high-growth AI or DevEx startups, or advanced AI laboratories.

Benefits

• Hybrid or onsite work model with an office requirement of two days per week.
• Opportunity to earn equity through RSUs at a public company.
• Medical, dental, vision, life, and AD&D insurance.
• Extended maternity and paternity leave.
• Nucleo learning platform and NuLanguage language-learning program.
• NuCare mental health and wellness assistance program.
• 401K, Health Savings Account, and Flexible Spending Account.
• Work-from-home allowance and relocation assistance package.