Tech Lead – Backend (Node.js)

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

Tech Lead – Backend (Node.js)

Dynamic Yield by Mastercard is seeking a Tech Lead – Backend (Node.js) to join our team. This role is ideal for a hands-on backend expert who thrives in a collaborative environment and is passionate about building scalable systems, mentoring engineers, and driving technical excellence.

As a Tech Lead, you will play a key role in shaping the architecture and direction of our backend services. You’ll lead by example - designing, coding, and guiding the team through complex technical challenges - while working closely with product managers, developers, DevOps, and other stakeholders.

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• Lead the design and implementation of scalable backend services using Node.js, ensuring performance, reliability, and maintainability.
• Provide technical leadership and mentorship to engineers.
• Collaborate with product, design, and engineering peers to define technical requirements and deliver impactful solutions.
• Drive architectural decisions and contribute to long-term technical strategy.
• Ensure high code quality through code reviews, testing, and best practices.
• Oversee containerized deployments using Kubernetes (K8s), and manage infrastructure components like Redis, OpenSearch, and AWS services (S3, CDN).
• Champion observability and performance monitoring using tools like Grafana and Prometheus.
• Contribute to documentation, incident response, and continuous improvement initiatives.
  
  

• 6+ years of backend development experience, with deep expertise in Node.js and JavaScript.
• Proven experience leading technical projects or initiatives in a production environment.
• Strong understanding of system design, distributed systems, and performance optimization.
• Hands-on experience with Kubernetes, Redis, OpenSearch, and AWS.
• Excellent communication skills and a collaborative mindset.
• B.Sc. in Computer Science or equivalent practical experience.
• Big advantage: Experience implementing JavaScript-based scripts in browsers, with a strong focus on performance, maintainability, and impact on client-side behavior.
  
  

• 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.