Arafat Tehsin is a founder and senior AI leader based in Sydney with over a decade of hands-on experience turning Microsoft-stack AI breakthroughs into measurable business value for retailers, telcos and public-sector clients. As a Microsoft MVP (AI) and former EY solution architect, he combines enterprise-grade agentic AI application development, .NET/Azure craftsmanship, and AI strategy to cut model costs by up to 60% while unlocking new revenue with human-centric AI agents. He mentors founders, chairs community initiatives across Oceania, and champions Responsible AI, bringing a leadership style that blends technical depth with empathy. An active OSS contributor, Arafat improved sentiment analysis middleware in the widely used Bot Builder Community .NET SDK, reflecting his knack for practical ML integrations. He founded Fedorai to scale applied AI consulting and capability-building, and advises startups and industry events to shape the future of AI adoption.
9 years of coding experience
9 years of employment as a software developer
Bachelor of Software Engineering, Bachelor of Software Engineering at Bahria University
Part of the Bot Builder Community Project. Repository for extensions for the Bot Builder .NET SDK, including middleware, dialogs, recognizers and more.
Role in this project:
Back-end Developer
Contributions:3 reviews, 56 commits, 24 PRs in 2 years 10 months
Contributions summary:Arafat primarily contributed to the development of sentiment analysis capabilities within the Bot Builder Community .NET SDK. Their work involved creating and integrating a Sentiment Middleware class, which leverages an external API for sentiment analysis. They updated the Text Analytics API to a newer version, moved configurations, and added the key for sentiment score handling. Furthermore, they also added a sample for the Sentiment Middleware and included modifications to support the sentiment analysis.
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