Ran Aroussi is a founder and systems architect who designs and operates production-grade infrastructure for large-scale automation and AI, with a track record spanning ad-serving platforms to widely used open-source tools with 20M+ monthly installs. He founded MUXI to make autonomous agents first-class infrastructure, and runs VarOps and Automaze to help companies adopt and operate AI at scale while moving prototypes into reliable production. Ran combines hands-on engineering (notably contributions to popular Python projects like yfinance and quantstats) with executive-level systems design, focusing on observability, orchestration, and durable operational models. He’s the author of a practical handbook on agentic AI and hosts a podcast that bridges long-standing engineering principles with modern systems. Based in London, he brings entrepreneurial grit from multiple startups and a uniquely productized approach to open source—treating developer tools as mission-critical infrastructure. An understated strength is his emphasis on organisational capability building, not just technology delivery.
12 years of coding experience
15 years of employment as a software developer
Masters Everything, Masters Everything at Life's University
Contributions:19 releases, 366 commits, 47 PRs in 3 years 2 months
Contributions summary:Ran primarily worked on enhancing the library's functionality and creating features useful for portfolio analytics. Their commits involved adding new methods and statistical calculations, such as those for performance metrics, distribution analysis, and various ratio calculations. The user also added support for fetching benchmark data from a ticker and making it compatible with dataframe, and incorporated various enhancements to generate the reports for analysis.
Contributions:14 releases, 3 reviews, 300 commits in 5 years 6 months
Contributions summary:Ran contributed significantly to the `yfinance` repository, a Python project for downloading market data from Yahoo! Finance. They focused on enhancing the library's functionality. The commits show the addition of several important features, including the ability to retrieve holdings data, and the ability to search by ISIN. Other commits relate to the handling of fundamental data, bug fixes and improved data handling, including timezone support, and the incorporation of news data.
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