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Brex

Data Scientist II, Applied ML

Brex · São Paulo, São Paulo, Brazil

Posted 26 days ago

or apply directly on Brex's site. We never take the application ourselves.

Is this posting real?

This role has been open
26 days
Brex's roles stay open a median of 45 days
Reposted
No
Salary listed
No
90% of Brex's roles list one
Ghost-job risk at Brex
low
0 stale, 16 reposted of 288 open
Hiring momentum
397 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Brex's own greenhouse board since 2026-08-03. Full hiring picture for Brex.

About this role

As a Data Scientist II at Brex, you will manage the entire machine learning model development lifecycle, collaborating with various stakeholders to drive data and AI solutions that enhance customer experience and manage risk. Your responsibilities will include problem identification, model design, training, productionization, and monitoring, ensuring that the models achieve the desired business impact.

Our read on this posting2.6out of 5
benefits
1/5
freshness
4/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Brex as an employer.

What you need

  • 3+ years of experience in Data Science/ML roles, or 2+ years with a PhD in a quantitative field
  • Demonstrated ability to own end-to-end model development, including productionization
  • Expertise in Python programming, SQL queries, and ML-related frameworks
  • Ability to apply statistical techniques such as hypothesis testing and A/B testing
  • Strong software engineering fundamentals, including experience with API development and integrating ML systems into production services
  • Strong communication skills and the ability to collaborate with various stakeholders, both technical and non-technical

Nice to have

  • Experience working with real-time models
  • Advanced degree (MSc/PhD) or published research in Machine Learning or a related field
  • Previous experience in the risk domain (fraud, AML, and/or credit) or building customer-facing ML models (suggestions/automations)
  • Experience in the fintech industry

Worth weighing

  • No salary listed
  • The role requires strong collaboration with both technical and non-technical stakeholders, which may require additional soft skills beyond technical expertise.
  • The focus on risk management and customer experience may involve high-stakes decision-making and accountability.

Summarised from Brex's posting. Read the full original.

Listed by Brex on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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