Daniel Nuske is a product-focused CTO and co-founder with nearly two decades of software experience and 13 years of professional roles spanning startups and enterprise projects. Currently building MailBerry, he architects full-stack SaaS systems using React, Node.js, Postgres and serverless AWS to handle high-throughput email campaigns and dynamic segmentation. His background includes ML/data integration and document-structuring pipelines, robust backend and DevOps work on notable open-source projects like Streamlit, and practical experience shipping APIs and UIs for AI teams at Pfizer. A hands-on leader who scored top ranks on Toptal and iterated on his own startups, he blends entrepreneurial grit with production-grade engineering. Based in Greater Buenos Aires, he brings a track record of turning complex data and delivery requirements into resilient, scalable products.
13 years of coding experience
14 years of employment as a software developer
Founder Institute
Project Manager Specialist, Project Management, Project Manager Specialist, Project Management at Universidad Tecnológica Nacional
Streamlit — A faster way to build and share data apps.
Role in this project:
Back-end & DevOps Engineer
Contributions:7 commits, 12 PRs, 5 pushes in 1 month
Contributions summary:Daniel focused on improving the Streamlit server's robustness and CLI functionalities. Contributions included implementing port rotation logic with retry mechanisms and enhancing error messages. Furthermore, they introduced command-line interface options, enabling users to configure settings via CLI parameters and environment variables. The user also worked on fixing Watchdog issues and various bug fixes.
Contributions:1 review, 4 PRs, 13 pushes in 1 year 7 months
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