Associate Data Scientist

Sorry, this job was removed at 06:46 p.m. (CST) on Wednesday, Apr 23, 2025
Be an Early Applicant
Warsaw, Warszawa, Mazowieckie
In-Office
Fintech • Information Technology • Payments
Join a world leader in payments and technology!
The Role

Company Description

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

Job Description

Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce.   We operate the world’s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people.   While working with us you’ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms.    

The Opportunity: 

We are looking to hire an Associate Data Scientist to join the Cyber Analytics & AI Innovations team in Visa. You as a Data Scientist will be responsible for designing, building, and supporting cutting edge AI innovations in cybersecurity. You should be an engineer at heart, possessing software engineering skills, allowing to lead teams that build some of the most critical and marquee products in the entire company. You will build enterprise-level AI solutions with AI autonomous agents, deep neural networks, large language models, GPUs, and big data platforms.

The Work itself: 

  • Design code and systems that influence Visa’s internal standards for scalability, security, and reusability.

  • Collaborate multi-functionally to create design artifacts and develop best-in-class software solutions for Visa’s technical offerings.

  • Actively contribute to product quality improvements, valuable service technology, and new business flows in diverse agile squads.

  • Develop robust and scalable products intended for internal stakeholders.

  • Leverage innovative technologies to build the next generation of cybersecurity solutions.

  • Opportunities to make a difference on a global or local scale through mentorship and continued learning opportunities.

Essential Functions:

  • Demonstrates relevant technical working knowledge to understand requirements.

  • Identifies and contributes to the development and solution strategies to team members that improve the design and functionality of interface features across one or more project features, under minimal guidance.

  • Applies standard processes on the use of programming languages and frameworks (e.g., Python, Flask / FastAPI, SQL, Go, RAG Pipeline, LLMs,) to write code that fulfills modification requests and technical requirements.

  • Collaborates with others to support the piloting of new technology capabilities and features.

  • Research innovation in applying AI to the more general field of cybersecurity, including the protection with and against AI driven technologies, as well as the AI models themselves.

  • You will be using your core competencies around AI and data science and help drive the teams to build models and solutions that work at scale, harnessing Petabytes of data while applying it to products that need to respond with cyber analytics in milliseconds.

The Skills You Bring:

  • Energy and Experience: A growth mindset that is curious and passionate about technologies and enjoys challenging projects.

  • Challenge the Status Quo: Comfort in pushing the boundaries, “hacking” beyond traditional solutions.

  • Language Expertise: Expertise in two or more general development languages (e.g., Python, SQL, Go, Bash).

  • Working experience with AI landscape: Generative AI, LLM, RAG Pipeline, AI Agents, Copilot.

  • Builder: Experience building and deploying modern services and applications with quality and scalability based on Linux infrastructure.

  • Learner: Constant drive to learn new technologies such as Generative AI, Nvidia infrastructure and servers, Go, Podman / Docker, etc.

  • Partnership: Experience collaborating with Product, Test, Dev-ops, and Agile/Scrum teams.

**We do not expect that any single candidate would fulfill all of these characteristics. For instance, we have exciting team members who are really focused on building scalable systems but didn’t work with payments technology or web applications before joining Visa 

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

Qualifications

Basic Qualifications:
•Bachelor's degree, OR 3+ years of relevant work experience

Preferred Qualifications:
•Bachelor's degree, OR 3+ years of relevant work experience
•Bachelor's degree in Math, Science, Engineering, or Computer Science, Information Systems or related field AND minimum one year of experience in a directly related field, OR Master's degree in Math, Science, Engineering, or Computer Science, Information Systems or related field.
•Software Engineering experience: proficiency in Python
o Candidate must possess software engineering skills and be able to take end-to-end ownerships of analytical models.
•Knowledge and working experience on Git, Jenkins and Jira.
•Experience in developing and deploying products using Docker, and the containerization technology stack.
•Working experience with AI landscape: Generative AI, LLM models (hosted and in cloud), RAG Pipeline, AI Agents, Copilot.
•Experience in minimum one development of advanced machine learning and deep learning models such as RNN, LSTM, Graph Neural Networks. 

•Data Wrangling: The candidate must have proficient data wrangling skills with Python, SQL, and other data processing tools/scripts.
•Domain Knowledge - Candidate with background in one or multiple of the following domains is a plus: Cybersecurity, AI security/privacy research and Biometrics.

Additional Information

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Similar Jobs

Pfizer Logo Pfizer

Sr Director, Head of Core GenAI Services Engineering, R&D Technology Ecosystem

Artificial Intelligence • Healthtech • Machine Learning • Natural Language Processing • Biotech • Pharmaceutical
Hybrid
6 Locations
121990 Employees

Pfizer Logo Pfizer

Senior Country Portfolio Lead (Vaccines)

Artificial Intelligence • Healthtech • Machine Learning • Natural Language Processing • Biotech • Pharmaceutical
Remote or Hybrid
3 Locations
121990 Employees

Samsara Logo Samsara

Senior Software Engineer

Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Easy Apply
Remote or Hybrid
Poland
4000 Employees

Capco Logo Capco

Business Intelligence Engineer

Fintech • Professional Services • Consulting • Energy • Financial Services • Cybersecurity • Generative AI
Remote or Hybrid
Poland
6000 Employees
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: San Francisco, CA
33,000 Employees
Year Founded: 1958

What We Do

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges,
growing your skills and seeing your contributions impact lives around the world.

Join Visa and do work that matters – to you, to your community, and to the world.

Progress starts with you

For more information, visit visa.com/about, @LifeatVisa Instagram, and @VisaNews on X.

Why Work With Us

At Visa, every voice powers progress. We believe inclusion fuels innovation — and that unique perspectives create better outcomes for our teams, our business, and the world we serve. With more than 13K members across our Employee Resource Groups, you’ll find community, allyship, and opportunities to lead, learn and make an impact beyond your desk.

Gallery

Gallery

Similar Companies Hiring

Standard Template Labs Thumbnail
Software • Information Technology • Artificial Intelligence
New York, NY
15 Employees
Rain Thumbnail
Web3 • Payments • Infrastructure as a Service (IaaS) • Fintech • Financial Services • Cryptocurrency • Blockchain
New York, NY
70 Employees
Scotch Thumbnail
Software • Retail • Payments • Fintech • eCommerce • Artificial Intelligence • Analytics
US
25 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account