Front End Developer - Agentic AI Platform

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

Front End Developer - Agentic AI Platform

About Mastercard
Mastercard is a global technology company in the payments industry, connecting billions of consumers, financial institutions, merchants, governments, and businesses worldwide. We are driving the future of commerce by enabling secure, simple, and smart transactions. Artificial Intelligence is at the core of our strategy to make Mastercard stronger and commerce safer, smarter and more personal.
Role Overview
At Mastercard, we’re building an Agentic AI platform to transform how our products and services deliver intelligent, personalized experiences. We are looking for a skilled Front-End Developer to create intuitive, accessible, and engaging user interfaces that connect users seamlessly to AI-powered capabilities. You’ll be responsible for turning design concepts into interactive, production-ready experiences that align with Mastercard’s design standards and deliver exceptional usability.
As a Front-End Developer, you will design, develop, and optimize the platform’s user-facing components. You will work closely with UX designers, backend engineers, and AI engineers to ensure the platform’s interface is both visually appealing and functionally robust, following Mastercard’s brand and design guidelines.
Key Responsibilities
• UI/UX Development – Build and enhance responsive, user-friendly interfaces for the Agentic AI platform using modern front-end frameworks (e.g., React, Angular, or Vue.js).
• Design System Alignment – Implement Mastercard’s design guidelines, ensuring brand consistency, accessibility, and usability across the platform.
• Collaboration – Work closely with UX/UI designers to translate wireframes, mockups, and prototypes into functional components.
• Integration – Connect front-end interfaces to backend services and APIs, ensuring efficient data flow and dynamic interactions.
• Performance Optimization – Ensure fast load times, smooth interactions, and scalable design for a variety of devices and browsers.
• Testing & Quality Assurance – Write unit and integration tests, and participate in code reviews to maintain high-quality standards.
• Continuous Improvement – Stay up to date with emerging front-end technologies and best practices to enhance platform capabilities.
About You
• Strong proficiency in HTML5, CSS3, JavaScript/TypeScript, and one or more modern front-end frameworks (React preferred).
• Experience implementing responsive and accessible web applications (WCAG compliance).
• Familiarity with RESTful APIs and integrating front-end with backend services.
• Understanding of UI/UX principles and ability to collaborate effectively with designers.
• Knowledge of version control tools (e.g., Git) and CI/CD workflows.
• Experience working with design systems or component libraries.
• Passion for delivering clean, maintainable, and scalable code.
Why Join Us?
At Mastercard, you’ll help shape the future of AI in global commerce—solving complex problems at scale, enabling financial inclusion, and ensuring the security and trust that define our brand.

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.