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Lead Machine Learning Engineer- Machine Learning Platform - job 11 of 21

When you join Visa, you join a culture of purpose and belonging – where your growth is priority, your identity is embraced, and the work you do matters. We believe that economies that include everyone everywhere, uplift everyone everywhere. Your work will have a direct impact on billions of people around the world – helping unlock financial access to enable the future of money movement. 

This opportunity is in Visa's Machine Learning Platform.  The Machine Learning Platform provides soft infrastructure support to Visa's data scientists and researchers.  We enable the training of statistical and machine learning models via development and maintenance of a distributed computing stack.  Frameworks used in the stack are:  Kubernetes, Ray, Torch, Tensorflow, XGBoost, and Spark.  Development is primarily in Python and Go.   

We are a cross-functional team that interfaces both with internal data science and research clients as well as other hard and soft infrastructure teams.  

Responsibilities for this role include: 

--Monitoring of infrastructure health and problem solving to address persistent or urgent issues  

--Platform stabilization, including unit and integration testing  

--Interfacing with Kubernetes and data platform teams 

--Implementation of new infrastructure features  

--Mentorship of junior developers

--Pre-implementation architectural design

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

Average salary estimate

$135000 / YEARLY (est.)
min
max
$120000K
$150000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

What You Should Know About Lead Machine Learning Engineer- Machine Learning Platform, Visa

At Visa, we’re excited to invite a Lead Machine Learning Engineer- Machine Learning Platform to join our dynamic team in Austin! Here at Visa, we’re all about building a culture where you feel a sense of purpose and belonging. Your unique identity is valued, and your work will have a genuine impact by enhancing financial access for billions across the globe. In this role, you’ll dive into our Machine Learning Platform, supporting our talented data scientists and researchers by ensuring they have excellent infrastructure to train their statistical and machine learning models. You’ll work with cutting-edge technologies like Kubernetes, Ray, Torch, Tensorflow, XGBoost, and Spark, primarily using Python and Go for development. Your day-to-day will involve monitoring infrastructure health, troubleshooting ongoing issues, and supporting platform stabilization through unit and integration testing. You’ll collaborate with both the Kubernetes team and the data platform teams, implement new infrastructure features, and take an active role in mentoring our junior developers. Plus, your input in architectural design for pre-implementations will be invaluable. Being a hybrid position means you’ll enjoy the flexibility of remote work with some in-office days, confirmed by your hiring manager. If you’re ready to bring your skills to the table and help us shape the future of money movement, we’d love to hear from you!

Frequently Asked Questions (FAQs) for Lead Machine Learning Engineer- Machine Learning Platform Role at Visa
What are the responsibilities of the Lead Machine Learning Engineer at Visa?

As a Lead Machine Learning Engineer at Visa, your responsibilities will include monitoring the health of our infrastructure, solving persistent problems, and stabilizing the platform through rigorous unit and integration testing. You will interface with the Kubernetes and data platform teams, implement new features, and help mentor junior developers, ensuring that they grow and excel in their roles.

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What qualifications are needed for the Lead Machine Learning Engineer position at Visa?

Candidates for the Lead Machine Learning Engineer position at Visa should ideally have a strong background in machine learning, proficiency in languages like Python and Go, and experience with cloud-based infrastructure technologies such as Kubernetes and Spark. Familiarity with tools like Tensorflow and XGBoost will also be beneficial, along with experience in mentoring and leading teams.

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How does the Lead Machine Learning Engineer fit into Visa's Machine Learning Platform?

The Lead Machine Learning Engineer plays a crucial role within Visa's Machine Learning Platform by providing soft infrastructure support to data scientists and researchers. This position is pivotal in maintaining a robust environment that enables effective training of machine learning models and fosters collaboration among cross-functional teams.

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What is the working environment like for a Lead Machine Learning Engineer at Visa?

Working as a Lead Machine Learning Engineer at Visa means being part of a collaborative and cross-functional team in Austin. The position is hybrid, allowing you to enjoy both remote working flexibility and in-office days, which fosters a strong sense of community and belonging among peers.

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What types of projects will the Lead Machine Learning Engineer work on at Visa?

The projects a Lead Machine Learning Engineer will work on at Visa involve the development and maintenance of a distributed computing stack, implementing new infrastructure features, and collaborating on solutions that support machine learning model training. You'll address both urgent and persistent infrastructure issues, making your work impactful in the financial technology sphere.

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Common Interview Questions for Lead Machine Learning Engineer- Machine Learning Platform
Can you explain your experience with distributed computing technologies relevant to the Lead Machine Learning Engineer role?

In your response, highlight specific distributed computing platforms you've worked with, such as Kubernetes, and detail how you’ve managed or improved infrastructure to support machine learning tasks. Examples of successful projects will demonstrate your capabilities effectively.

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What strategies do you use to monitor infrastructure health in machine learning platforms?

It's valuable to discuss tools and methodologies you employ to ensure the platform’s reliability, such as setting up alerts, regular health checks, and performance tracking to proactively address any issues before they impact operations.

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How would you mentor junior developers in the context of machine learning infrastructure?

Discuss your philosophy on mentorship, including how you would provide guidance on best practices, troubleshooting techniques, and the significance of code quality in machine learning applications. This shows your commitment to not just your growth but that of your team.

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What’s your approach to architectural design for machine learning systems?

Explain your approach to pre-implementation architectural design by describing how you assess requirements, choose appropriate technologies, and consider scalability and maintainability in your design decisions.

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How do you handle persistent infrastructure issues within the machine learning platform?

Share a specific time when you encountered a persistent issue, how you diagnosed it, and the steps you took to resolve it. Emphasize your systematic approach to problem-solving and collaboration with team members.

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Can you give an example of how you've improved a machine learning model training process?

Use this opportunity to present a project where you enhanced efficiency or effectiveness in model training, discussing the challenges faced, the solutions you implemented, and the resulting impact on performance.

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What tools do you prefer for building machine learning models, and why?

Talk about your favorite tools such as Tensorflow, PyTorch, or XGBoost, describing what features you value in each and how they help streamline the model-development process.

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In what ways do you ensure code quality when working on machine learning infrastructure?

Describe your practices involving code reviews, unit testing, and adherence to standards, illustrating how these practices contribute to the reliability and performance of machine learning systems.

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How do you stay updated with the latest trends and advancements in machine learning?

Mention specific resources such as academic journals, online courses, or community forums you engage with to keep your knowledge current. This demonstrates your passion for the field and a commitment to continuous learning.

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What experience do you have with collaboration across different teams or departments?

Share examples that highlight your ability to communicate and collaborate with diverse teams, illustrating how you’ve effectively worked with data scientists and infrastructure teams to achieve common goals.

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Visa Inc. operates as a payments technology company worldwide. The company facilitates commerce through the transfer of value and information among consumers, merchants, financial institutions, businesses, strategic partners, and government entiti...

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Full-time, hybrid
DATE POSTED
April 3, 2025

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