Yusuf Berki
YAZICIOĞLU
Lead Data Scientist • AI Engineer • Entrepreneur
Things I've Built
Professional & Freelance
ACTIVE
ESTEL
Head of Data Science / Founder Engineer
AI-Powered Lead Generation for Tech Staffing. Transforms sourcing hours into ranked, ready-to-close opportunities with verified buyer matching.
DEPLOYED
StockAIvisor
Founder Engineer
AI-powered stock analysis platform with roboadvisor and price prediction. Auto-scaling on Azure, led team of 3 engineers for 2 years.
DEPLOYED
Traick
MLOps Engineer
Healthcare AI project deployed on AWS. GPU-accelerated Python backend, .NET backend, React frontend.
DEPLOYED
Engelsiz Çeviri (SignForDeaf)
Lead Data Scientist & Backend Developer
Sign language translation app serving 1.6M+ users across 40+ corporate clients (banks, airlines, municipalities).
DEPLOYED
CranioCatch
Data Scientist
Dental AI for tooth and palate disease detection. Trained on 4TB+ imagery, achieved 97% accuracy. 20+ academic publications.
Personal Projects
CLOSED
Egolio
Founder & Developer
Social platform for consumable content—movies, series, games, books. Complex recommendation algorithms, timeline systems, big data architecture.
Where I've Worked
Head of Data Science · Remote, Bulgaria
- Building an agentic lead generation platform with multi-step LLM workflows over LinkedIn and third-party data.
- Defining evaluation, tracing, monitoring, and rollout standards for production LLM agents.
Lead / Sr. Data Scientist · Remote, Bulgaria
- Led a 5-person data science team, setting standards for LLM evaluation, observability, and AWS delivery.
- Shipped RAG, skill-matching, fraud, churn, and cost-modeling systems tied to measurable business outcomes.
- Partnered with leadership on AI strategy, client presentations, hiring, and internal agentic-system workshops.
Data Scientist · Remote, Türkiye
- Built price optimization and demand forecasting systems for 2,700+ Burger King and Popeyes restaurants.
- Delivered courier-supply and turnover forecasts on AWS with bias and drift monitoring for daily operations.
Lead / Sr. Data Scientist · Remote, Türkiye
- Led data science across AutoML, sign-language translation, and industrial AI products serving 1.6M+ users.
- Scaled PDATA to 200+ models across 35 industrial projects, including commercialization with Oyak Cement.
- Built production data and MLOps foundations with Kafka, Airflow, MongoDB, PostgreSQL, and AWS.
Data Scientist · Remote, Türkiye
- Built CNN-LSTM sign-language translation, raising accuracy from 60% to 94% and supporting $1M+ funding.
- Developed CranioCatch dental AI and delivered churn prediction for a 10M+ customer insurance portfolio.