Senior AI Engineer at Mastercard

Department: AI & Data

Language

Location: Singapore
Type: Full-time
Level: senior
Posted: Sep 17, 2026

Description

Mastercard is hiring a Senior Software Engineer (Generative AI) for its Foundry R&D team in Singapore. The role develops scalable backend services and APIs for generative AI features, integrates LLMs and other models, ensures performance and reliability, and collaborates with product, design, and data science teams. Responsibilities include production troubleshooting, testing, observability, code reviews, and mentoring junior engineers. Candidates need at least five years of backend or full-stack software engineering experience, strong Java, Python, or Go skills, API and database expertise, cloud and CI/CD experience, and familiarity with AI/ML services.

Required Skills

Java Spring Boot
Python FastAPI
REST APIs
SQL
AWS
Docker
Kubernetes
TensorFlow/PyTorch
Prompt engineering

Additional Information

Minimum Education: Bachelor's degree in Computer Science, Engineering, or a similar field
Required Previous Experiences: 5+ years of backend or full-stack software engineering experience in agile teams
Hands-on experience integrating AI APIs, pre-trained models, or productionising machine learning with data science teams
Experience deploying backend services on AWS, Google Cloud, or Azure with Docker and automated CI/CD pipelines
Preferred Qualifications: Experience with GPT models, transformer fine-tuning, prompt engineering, Hugging Face, or vector databases
Experience optimizing API latency, scaling systems, streaming model outputs, or batching requests
Experience with Terraform, Helm, infrastructure as code, automated scaling, or Kubernetes
Front-end experience with React, Angular, or mobile development
Interest or experience in payments, finance, or commerce
Relevant certifications, open-source contributions, or personal projects
Informal technical leadership, major refactoring, or successful hackathon projects
Translation Company Name: Mastercard