Tech Lead – Backend (Node.js) Job Listing at Mastercard in ר"ג, Tel Aviv District (Job ID R-244739)

Description

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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Responsibilities
• 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.
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Qualifications
• 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.

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.

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