Senior Systems Engineer - Computing Squad - CA - 2026

As a Senior contributor within the Computing Squad, you will be in contact with critical pieces of foundational infrastructure where the majority of Nubank's workloads run, including Kubernetes, AWS, Network, and Service Communications. You will contribute to our Computing product strategy, find opportunities to improve our infrastructure, and set a high technical standard for the team.

Responsibilities

Contribute to our Computing product roadmap by identifying improvement opportunities within your team's scope, working closely with peers and Product Managers; Proactively identify and pursue opportunities to improve our infrastructure in areas like performance, costs, and governance, focusing on your team's systems; Act as a technical reference within the team, mentoring more junior engineers through code reviews, pair programming, and documentation to support a high-quality technical environment; Participate in technical forums and cross-functional discussions, documenting and communicating technical decisions clearly to stakeholders within your immediate team or project; Identify potential technical and product issues within your area of ownership, proposing design decisions to mitigate them; Analyze problems to uncover root causes and develop effective solutions for team-level challenges, with a focus on medium-term impact; Understand the technical aspects, capabilities, and limitations of the systems you own, contributing to discussions and incremental improvements

Requirements

Experience and knowledge of cloud platforms (AWS); Strong understanding and hands-on experience with Kubernetes and AWS EKS; Experience with access management (AWS IAM, Role management); Experience with scaling tools like Karpenter, KEDA, and HPA; Experience with the Golang programming language; A passion for sharing knowledge and mentoring other engineers; Creativity and analytical thinking to find opportunities to improve our Computing Platform

Benefits

Health Insurance; Life Insurance; Pension Plan; Extended maternity and paternity leaves; Nucleo - Our learning platform of courses; NuLanguage - Our language learning program; NuCare - Our mental health and wellness assistance program; Vacations; RSUs