Applied Data Scientist

Company Description

Wix makes it possible for anyone to succeed online. Since 2006, we’ve grown to around 4,400 employees in 22 countries, launched over 40 products, and serve over 299 million users and their visitors worldwide. At Wix, we push you to innovate and evolve in non-traditional ways. We operate in collaborative, high-performing teams, building cutting-edge products and leveraging AI to redefine how our users create, manage and grow their dreams online.

Although we’re already industry leaders in web creation and business, our work is nowhere near done. Our goal is to become the main engine of the Internet so we can create a more open web for all.

We're proud to be an equal opportunity employer. Wix was built around the idea that everyone has the right to be successful, online. This same vision defines us as an employer: creating a work environment where everyone is welcome, and anyone has the right to succeed.

Job Description

We’re looking for a talented Applied Data Scientist to join Wix Payments and help us develop advanced AI and machine learning solutions for the payments domain. You’ll work at the intersection of data science, AI research, and software engineering, turning product and risk management ideas into production-grade solutions that have a real business impact.

In your day-to-day, you will:

• Apply AI to payments and risk data, including developing and implementing skills, agents, evaluation frameworks, and solutions that combine capabilities across different domains  

• Develop and maintain machine learning models for fraud detection and risk management  

• Research and experiment with state-of-the-art AI and machine learning approaches, identifying opportunities to solve complex business and operational challenges  

• Build and deploy reliable production systems at scale, working closely with data engineering and infrastructure teams  

• Monitor data pipeline performance and troubleshoot issues  

• Lead engineering standards for the team and collaborate with members of the BA and DE guilds  

• Work closely with Wix Payments’ Business Analysts, Data Engineers, Product Managers, Software Engineers, and other teams across Wix  

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At Wix, we believe our best work happens together. Our work model is fully in person, with 5 days a week from our office. Flexibility remains a core value at Wix and special requests are handled thoughtfully at the team level.

Qualifications

• 4+ years of hands-on experience in Applied Data Science or 2+ years of Applied Data Science experience combined with a strong software engineering background, including experience building production-grade AI/ML systems  

• Experience with Generative AI, such as context engineering, automatic evaluation, and agentic frameworks like LangChain or Google ADK  

• Strong Python programming skills and experience with modern machine learning frameworks and tools  

• Strong knowledge of AI fundamentals and related engineering principles  

• Independent and quick learner  

• Open-minded, capable of coming up with creative solutions, and adaptable to frequently changing circumstances and technological advances  

• Exceptional communication skills in English  

• Experience with open-source LLMs fine-tuning – an advantage  

Additional Information

We’re the Wix Payments team. We provide Wix users with the best way to collect payments from their customers and manage their Wix income online, in person, and on-the-go. We’re passionate about crafting the best experience for our users, and empowering any business on Wix to realize its full financial potential. We have developed our own custom payment processing solution that blends many integrations into one clean and intuitive user interface. We also build innovative products that help our users manage their cash and grow their business.