Nu

FinTech

SeniorSoftwareEngineer-Reliability

$155–215k ~AI est. Miami, Florida, United States FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Software Engineer - Reliability at Nu. Skills: Reliability engineering, Observability, Incident management. Define and operate against SLOs. Establish SLIs and SLOs”

What You'll Achieve.

Issues detected early; Issues attributed precisely; Debugged with code-level confidence; Lower blast radius

Industry & Context.

FinTech
Problems you'll solve

Root cause analysis; Troubleshooting

What They're Looking For.

Must Have

Track record of owning services, Experience defining SLOs/SLIs, Experience leading incident response, Experience writing postmortems, Experience with AWS/GCP, Experience with containerized workloads, Experience with CI/CD pipelines

Nice to Have

Experience with distributed systems, Experience with idempotency, Experience with consistency, Experience with backpressure, Experience with graceful degradation

What You'll Do.

Define and operate against SLOs

Establish SLIs and SLOs

Build the observability layer

Push instrumentation upstream

Lead incident response

Drive blameless postmortems

Reduce toil through engineering

Identify repetitive work

Eliminate work with software

Stress-test designs for failure

Run capacity and performance work

Ensure resiliency primitives are tuned

Make change safe and fast

Improve release safety

Help squad ship faster

Improve developer experience

Build or contribute fixes

Partner across disciplines

Translate reliability tradeoffs

Raise the engineering bar

Shape technical standards

How You'll Work.

Team & Collaboration

Product and engineering partners; Cross-functional teams; Product; Platform; Security; Compliance; Other engineering teams

Communication Scope

Translate tradeoffs

Process & Methodology

Agile

Full Job Description

ABOUT NU Nu is one of the largest digital financial services platforms in the world, serving 135 million customers across Brazil, Mexico, and Colombia. The company has been leading an industry transformation by leveraging data and proprietary technology to develop innovative products and services. Guided by its mission to fight complexity and empower people, Nu caters to customers’ complete financial journey, promoting financial access and advancement with responsible lending and transparency. The company is powered by an efficient and scalable business model that combines low cost to serve with growing returns. Nu’s impact has been recognized in multiple awards, including Time 100 Most Influential Companies, Fast Company’s Most Innovative Companies, and Forbes World’s Best Banks. Visit our institutional page: https://www.nu.com/2026-en ABOUT US Nu is one of the largest digital financial platforms in the world, with more than 127 million customers across Brazil, Mexico, and Colombia. Guided by our mission to fight complexity and empower people, we are redefining financial services in Latin America and this is still just the beginning of the purple future we're building. Listed on the New York Stock Exchange (NYSE: NU), we combine proprietary technology, data intelligence, and an efficient operating model to deliver financial products that are simple, accessible, and human. Our impact has been recognized by global rankings such as Time 100 Companies, Fast Company’s Most Innovative Companies, and Forbes World’s Best Bank. Visit our institutional page https://international.nubank.com.br/careers/   ABOUT THE ROLE The U.S. Market team is launching a differentiated financial product in the largest and most demanding financial market in the world. We’re iterating quickly on real customer signals while building systems that will eventually serve customers at Nubank scale. That combination — early-stage velocity, regulatory weight, and high reliability expectations, requires

Free ATS check

Applying for this Senior Software Engineer - Reliability role?

Most applicants get filtered before a human reads their resume. See if yours makes the cut.

How to Apply on Ashby

  • Ashby is a fast modern ATS — most applications take under 3 minutes.
  • The resume parser is strong; verify parsed experience dates and job titles.
  • Custom screening questions are often scored algorithmically — answer completely.
  • Location field affects geo-based screening; use your actual metro area.

ANONYMOUS · UNFILTERED

What do employees actually say about Nu?

Real rants from real employees. Read before you apply.

Read Company Rants →