Senior Software Engineer at Mastercard Data & Services
New York, New York, United States
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Summary
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Rockstar
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Henry Wintif is a Senior Software Engineer based in New York with 11 years of experience building data-driven products and APIs across startups and enterprise teams. He excels at designing scalable data pipelines and modular microservice architectures—bringing expertise in Python, Airflow, Kubernetes, and Docker to maintain high throughput and efficient resource use. Henry has driven product-focused engineering work from domain modeling and business-logic layers to OAuth integrations, REST APIs, and reusable React components, consistently balancing developer productivity with evolving product complexity. His background includes hands-on systems work (refactoring legacy PHP systems, queuing async tasks on AWS) and pragmatic ML tooling—he built tooling and formats to accelerate labeling and trained models to clean noisy email data for downstream tasks. Colleagues rely on him for thoughtful API design, internal developer tooling that reduces duplication, and the ability to translate stakeholder needs into maintainable technical solutions.
11 years of coding experience
14 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, Bachelor of Science (B.S.), Computer Science at Illinois Institute of Technology
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Henry Wintif - Senior Software Engineer at Mastercard Data & Services