
Percy
I turn your AI idea into a working system, fast
Skills

Portfolio
Werkervaring
Senior Data Scientist
Microsoft • Fulltime
Nov 2022 - Present • 3 yrs 6 mos
Embedded with a Fortune 500 telecom client in the US, building and deploying production-grade AI systems end-to-end. Led development of an LLM-powered call classification engine — processing thousands of transcripts daily across multi-level category taxonomies using GPT-4 and advanced prompt engineering. Built speech analytics pipelines on ASR output data, extracting structured business signals from unstructured call recordings at scale. Designed SQL-based validation frameworks for product data integrity, and delivered executive-ready reporting systems used by senior business stakeholders. Work spans the full stack — data ingestion, LLM integration, pipeline orchestration, and stakeholder output.
Data Scientist
American Express • Fulltime
Jul 2019 - Oct 2022 • 3 yrs 3 mos
Worked as a Data Scientist at a telecom-focused analytics firm in Oman, building ML systems to reduce churn and improve customer retention across a large subscriber base. Developed end-to-end churn prediction models using supervised learning - handling feature engineering, model selection, validation, and deployment into production. Built customer segmentation and recommendation systems that drove personalized engagement at scale. Collaborated closely with business and product teams to translate raw telecom data into actionable intelligence, delivering models that directly influenced retention strategy and revenue outcomes.