PrincipAI
Excels in sequential decision making and time series prediction
Helping businesses solve their real-world problems.

PrincipAI
Principles of Applied Artificial Intelligence
Data-Driven Decision Making
PrincipAI is an Artificial Intelligence (AI) company that excels in sequential decision making and time series prediction, and helps businesses solve their real-world problems. Develop and deliver beyond state-of-the-art AI based software solutions for customer’s financial trading operations to automate and enhance their financial experience.
NLP Solutions
Develop state of the art NLP techniques to extract actionable information out of huge amounts of textual information. Employ deep learning based NLP approaches to perform NLP tasks like summarization, topic extraction, sentiment and emotion labeling and event-detection. Use NLP techniques to extract trading signals from news and financial reports about cryptocurrencies and stocks.
AI Solutions
We offer companies, scalable artificial intelligence systems developed using machine learning, deep graph neural networks and big data, as software as a service and/or on-premise solutions.
Our Vision
PrincipAI’s team of researchers undertake R&D for novel artificial intelligence algorithms that are applicable to financial trading, demand prediction, price forecasting and dynamic pricing including natural language processing in both English and Turkish languages. Besides, PrincipAI develops solutions not limited to some specific AI tasks, but also performs research on the development of next generation AI based solutions that learn how to learn.
PrincipAI’s novel product, NB-FT, which is recently funded by TÜBİTAK and supported by Boğaziçi University, is a one of its kind automated financial price and movement prediction platform. We have been gathering and analyzing large amounts of numerical and textual data both in English and Turkish languages to generate trading signals. NB-FT combines state of the art machine learning well-engineered models to make sequential financial trading decisions and take actions accordingly without human intervention so to maxim ize the long-term financial gain.

Our Services
- PrincipAI develops language understanding models to perform emotion and sentiment analysis of natural language data used for various purposes.
- NB-FT is our financial forecasting and trading platform that incorporates the state-of-the-art AI models.
- As PrincipAI, we build and deploy well engineered AI models that are customized to our customers’ needs. This way, we help them to improve their business processes and reduce costs through an end-to-end integration together with the power of cloud computing at the back office.
- PrincipAI provides consultancy on data science related projects such as churn analysis, customer segmentation, new product valuation, building recommendation systems.
- PrincipAI augments the machine learning approaches with social network analytics to exploit information obtained from network structure.
Our Team
Ahmet Onur Durahim, PhD
Founder and CEO, PrincipAI
Ahmet Onur Durahim is professor in the department of Management Information Systems (MIS) at Boğaziçi University since 2014 and he is currently the director of Data2AI lab. He has been teaching classes on AI, NLP, social network analysis, and data science. His research interests include artificial intelligence (AI), natural language processing (NLP), deep reinforcement learning, data science and social network analytics. He holds double major degrees from Boğaziçi University in Civil and Industrial Engineering. He earned his PhD. in 2012 from Sabancı University in Computer Science and Engineering. Prior to joining academy as a professor, he had a professional working experience during 2007-2013 at Solvoyo Co. as consulting manager and software architect. He is currently engaged in both software development and consulting in the field of artificial intelligence (AI), NLP, and big data analytics. He is also an active speaker and gives talks on AI at reputable conferences and national TV channels. Dr. Durahim is a professional rower who was a former national rowing champion and represented Turkish national team in European Rowing Championship.
Ismail Fatih Yıldırım
Senior Developer and AI Researcher, PrincipAI
Ismail Fatih Yıldırım is currently the senior developer and AI researcher of PrincipAI. He received both BSc. and MSc. degrees from Sabancı University in Computer Science and Engineering. Prior to joining PrincipAI, he had a professional working experience at Solvoyo Co. as a team leader and at Sestek as a software architect. He is currently does research on and developing software for large scale machine learning.
Özcan Gündes
Senior Data Scientist | NLP Researcher, PrincipAI
Gundes is MA student in Management Information Systems department in Boğaziçi University and actively studying in Natural Language Processing field. His research interests include artificial intelligence, data science, machine learning and natural language processing. He is working as Senior Data Scientist and NLP Researcher at PrincipAI. Prior to PrincipAI, he graduated from Industrial Engineering department in Middle East Technical University in 2016 and then, he had worked for one of the biggest corporations in Turkey for 3 years as innovation and business development specialist in CEO’s team. After that, he switched the career path to the data science and starting to work as a data scientist in the same company. He developed lots of projects such as predictive maintenance, conversion rate prediction for from-opportunity-to-sales metric, technician allocation planning etc. At the same time, he represented the company in national corporate games as volleyball player and dragon boat team player. He awarded 2 gold medal, 1 silver medal, 1 bronze medal in volleyball and 1 bronze medal in dragon boat races in 3 years. His favorite activities are reading books, playing team sports, writing blogs about technology and data science. He believes that every day, he should be more equipped than previous day. Continuous learning and sharing experience are the motivation boosters for him.
Melis Öztürk
Junior Data Scientist | NLP Researcher, PrincipAI
Melis is a freshly graduated industrial engineer from Galatasaray University and currently a graduate student in department of Management Information Systems in Boğaziçi University. She had experiences in well-known companies like Eczacıbaşı Holding and Arçelik as IT Intern and Analytics assistant. Now, she works as NLP Researcher at PrincipAI having an eager to be a good data scientist.
Eray Dertsiz
Junior UI Developer, PrincipAI
Eray has just graduated from the Management Information Systems of Boğaziçi University and is the newest team member of PrincipAI. He usually develops mobile and web user interfaces for the products of the team. Also, his main area in software is game development and he has worked in a game company named Narcade Technology prior to PrincipAI. He is always interested in learning and practicing new technologies on software development.