ApplySarthi

Lead AI Engineer

Mastercard

Mastercard is also hiring for this role in Purchase, New York, O'Fallon, Missouri, New York City, New York (150 5th Avenue), Arlington, Virginia, Dublin, Ireland (One South County).

Tailor my CV for this job, freeView job and applyYour CV rewritten for this role, from your real experience. Sign in with Google, nothing to install.

Got this interview? Our apps help you get the job.

Skills named in this job

Read from the description itself, not inferred.

This role on the market

8,267 open AI roles across 1,187 companies are on ApplySarthi right now, most of them in Bengaluru (493), Hyderabad (153), Pune (79).

What AI roles keep asking for: Python (44%), LLMs (40%), Machine learning (25%), AWS (25%), Generative AI (24%), Observability (20%), RAG (16%), GCP (16%) — counted across their open postings here.

AI Engineer jobs in Singapore · Remote AI Engineer jobs · CI/CD jobs · Generative AI jobs · LLMs jobs

Mastercard has 986 open roles listed here.

Counted across 14 company job boards, updated as roles open and close.

Preparing for this interview

Interviews for AI roles keep coming back to Python, LLMs, Machine learning, AWS. Practise those questions before you sit with Mastercard.

Questions you are likely to be asked

  1. Why do you want to join Mastercard?
  2. What is your experience with Generative AI? Tell me one thing you learned the hard way.
  3. What would you check first if a model's accuracy dropped after going live?
  4. When would you not use machine learning for a problem?
  5. Walk me through a model you built, from the data to how it was used.

Prep Sarthi gives you a free mock interview: an AI interviewer asks you questions like these out loud, from your own CV and this job, and shows your score and your weakest answer.

Practise the Lead AI Engineer at Mastercard interview free →

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead AI Engineer Lead AI Engineer - Foundry R&D, Singapore We are looking for a Lead AI Engineer to be part of The Mastercard Foundry R&D team. You will be part of the team that drives Mastercard's innovation journey by consistently looking to discover and learn new skills and technologies and apply them to create highly scalable products. The ideal candidate is passionate about technology, willing to experiment, agile, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset. What you'll do * Drive Generative AI Innovation: Lead the design and development of advanced AI solutions and proof-of-concepts focused on generative AI (e.g. LLMs, GANs). You will create prototypes, pilots, and MVPs that explore new use cases and demonstrate the art of the possible in payments and commerce. This includes pushing the frontier of applied AI through rapid experimentation and applied research. * Technical Leadership: Provide hands-on technical leadership to a small, agile team of engineers. Guide the full software development lifecycle - from translating requirements into technical designs to coding, testing, and deployment. You'll establish high engineering standards (clean code, CI/CD, robust testing) and ensure production-ready quality for AI services. Mentor junior engineers and foster an innovation mindset within the team. * Cross-Functional Collaboration: Work closely with cross-functional teams - including product owners, data scientists, researchers, and platform engineers - to identify AI opportunities and deliver solutions that meet business needs. You'll liaise with global teams in a fast-moving environment, ensuring alignment on project objectives and integrating generative AI features into existing products and processes. * Model Deployment and Integration: You will oversee deploying these AI models into production environments and integrating them seamlessly with applications (in partnership with software and data engineers). * R&D and Continuous Learning: Stay abreast of the latest developments in AI and especially generative AI. As part of Foundry R&D, you are expected to continuously explore emerging technologies (e.g. new model architectures, multimodal AI, agent-driven automation) and assess their potential impact on our products. You'll drive a culture of innovation by experimenting with advanced techniques (like retrieval-augmented generation, knowledge-grounded LLMs) and championing their adoption where they add value. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard’s security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.

Match this job to your CV

ApplySarthi scores your CV against this role, shows the skills you are missing, and writes a tailored version for the application.

Check my match →

Similar open roles

Need answers during your interview? Try Live Sarthi.

Live Sarthi, an Interview Sarthi app, shows answer suggestions during the call.

Try Live Sarthi free →

A Windows app, from the same team as ApplySarthi.

Listed on workday · posted 2026-10-12. ApplySarthi collects openings and links to application pages; the role is advertised by Mastercard, not by us.