root@heysez:~#

Sezgin
Saygili

Founding Engineer @ Patientdesk.ai YC W26

Founder @ ImpliedOptions.com

Sezgin Saygili
FOUNDER   •   FOUNDING ENGINEER   •   ECONOMICS & DATA SCIENCE   •   STARTUPS   •   AI & LLMs   •   FOUNDER   •   FOUNDING ENGINEER   •   ECONOMICS & DATA SCIENCE   •   STARTUPS   •   AI & LLMs   •  

About

A highly curious Economics student with a minor in Data Science, blending an analytical perspective with practical problem-solving skills. Currently building AI solutions at Patientdesk.ai in San Francisco and growing ImpliedOptions.com.

Technical Arsenal

Python LLMs / RAG Machine Learning NLP Data Science SQL / Pandas R & Econometrics Flutter Data Visualization

Experience

Patientdesk.ai Logo

Patientdesk.ai

Oct 2025 - Present • SF, CA

Founding Engineer

Building core technical infrastructure and product features as a founding team member of a Y Combinator backed startup (W26).

ImpliedOptions Logo

ImpliedOptions.com

2026 - Present

Founder

Founded and developed an options analytics platform, building the necessary technical infrastructure and data pipelines.

Aalto University Logo

Aalto University

Sep 2024 - Mar 2026 • Espoo, FI

Research Assistant

  • Developed LLM pipelines to conduct synthetic survey experiments.
  • Fine-tuned NLP models for multi-label classification and built a complex RAG system scanning 90,000+ pages.
  • Developed web crawlers and models to identify latest developments in medical tech.
  • Developed models to understand policy implications on the energy industry.

Previous Roles

IEA Logo

EPICENTER / IEA

Jul 2024 - Oct 2024 • London/Brussels

Research Intern

Wrote articles about the EU, monitored European Parliament agendas to brief 12 think tanks, and visualized research findings.

Education

Aalto University

B.Sc. in Economics
Minor in Data Science

May 2023 - Dec 2025 • GPA: 4.08/5.00

Leadership & Projects

Atent - Founder

Founded a blog for politics/economics, later developed into a cross-platform app (iOS, Android, Web) using Flutter.

Aalto Turkish Speaking Assoc.

Board Member

Managed visual designs, social media, and assisted newcomer students with integration into Finnish life.