Senior Software Engineer

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 Senior Software Engineer We are seeking an experienced and motivated Senior Software Engineer to join Mastercard's AWS Platform Engineering Team. This role is critical in designing, building, and maintaining a scalable, secure, and highly available cloud platform on AWS. You will collaborate with cross-functional teams to ensure optimal platform performance, cost efficiency, and alignment with best practices. The ideal candidate is expected to have a strong understanding of AWS services, DevOps practices, and infrastructure automation and to focus on enabling application teams to deliver value rapidly and securely. The Role

• Design, implement, and maintain a scalable multi-account AWS platform, leveraging services like AWS Organizations, EKS, EC2, S3, RDS, MSK, VPC, IAM, etc.
• Develop and manage Cloud infrastructure through IaaC.
• Manage secure connectivity using technologies like AWS PrivateLink, Transit Gateway, and Direct Connect.
• Implement and maintain secure access controls and guardrails using AWS Control Tower, Service Control Policies (SCPs), and IAM.
• Engage and improve the lifecycle of the AWS platform and services from development to deployment, operation, and refinement.
• Develop Scalable and Reliable Systems through Automations.
• Practice sustainable incident response and blameless postmortem.
• Ability to lead architecture discussions, conduct code reviews, and foster a collaborative engineering culture All About You
• 3 years of experience in AWS cloud engineering or similar roles.
• Strong understanding of Object-Oriented Programming (OOP) principles and experience applying them in languages like Python, TypeScript, and Java.
• Fluent in AWS Cloud Development Kit (CDK)
• Experience with CI / CD tools like AWS CodePipeline, Jenkins, BitBucket / GitHub, Artifactory, Sonarqube, etc.
• Strong knowledge of the best practices around Logging, Monitoring, and Alerting solutions.
• Expertise in designing, analyzing, and troubleshooting large-scale systems.
• Ability to debug, optimize code, and automate routine tasks.
• Systematic problem-solving approach, with effective communication skills and a sense of drive.
• Knowledge of security best practices and frameworks. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. 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. In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include : insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include : 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges New York City, New York : $138,000 - $221,000 USD