Data Scientist II, Applied ML

There is a Data Scientist II, Applied ML vacancy at Brex, and the role is based in California. It is a full-time position. The salary range published with the job is $152,000 to $190,000 a year.

Brex describes the job as follows.

Why join us

Brex is the intelligent finance platform that enables companies to spend smarter and move faster in more than 200 markets. By combining global corporate cards and banking with intuitive spend management, bill pay, and travel software, Brex enables founders and finance teams to accelerate operations, gain real-time visibility, and control spend effortlessly. Brex’s AI-native automation and world-class service eliminate manual expense and accounting tasks for customers so they can focus on what matters most. Tens of thousands of the world's best companies run on Brex, including DoorDash, Coinbase, Robinhood, Zoom, Plaid, Reddit, and SeatGeek.

Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career.

Data at Brex

The Data organization develops infrastructure, statistical models, and products using financial data. Our Scientists and Engineers work together to make data -and insights derived from data - a core asset across the company. Our work is ingrained in Brex’s decision-making process, in the efficiency of our operations, in our risk management policies, and in the second-to-none experience we provide our consumers.

What You’ll Do

Our Data Scientists are responsible for the entire model development lifecycle, from conception with stakeholders, through model development and productionization, to following through to see that the desired business impact is achieved - including circling back with stakeholders to make product or strategic decisions.

Responsibilities

Drive Data & AI solutions from inception to deployment to efficiently manage risk and/or improve customer experience.

Be responsible for the full machine learning lifecycle - problem identification, model design, training, productionization, and monitoring.

Partner with cross-functional teams (Ops, Engineering, Product, Fraud, Compliance, and Credit).

Requirements

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, and to approach problems with a statistical mindset

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

Compensation

The expected salary range for this role is $152,000 - $190,000 + equity. However, the starting base pay will depend on a number of factors including the candidate’s location, skills, experience, market demands, and internal pay parity.

Brex LLC is a wholly owned subsidiary of Capital One, N.A.

Please be aware, job-seekers may be at risk of targeting by malicious actors looking for personal data. Brex recruiters will only reach out via LinkedIn or email with a brex.com domain. Any outreach claiming to be from Brex via other sources should be ignored.

Common questions

How much does this Data Scientist II, Applied ML job pay?

Brex advertises $152,000 to $190,000 a year for this role.

Can I work remotely in this job?

No, it is an on-site job in California.

What does Brex look for in candidates?

The posting mentions at least 3 years of relevant experience, a phd or doctorate or equivalent and skills such as Python, SQL and Machine Learning. Read the full description above for the complete list.

Where do I send my application to Brex?

Use the apply button on this page. It takes you to Brex's own application form, so your CV goes directly to their hiring team.

Is this job still open?

Brex published the role on October 1, 2026. We check the employer's job board every day and take this page down when the role closes, so if you can read it, the job was still listed at our last check.

Source: Brex careers page (www.brex.com). Applications go straight to the employer. We check the listing daily and remove it once it closes.