Semih Durmaz - LLM Engineer

Q: Where is Semih based?

Semih is based in İstanbul, Turkey and can operate in on-site , hybrid , and remote work models.

Q: What languages does Semih speak?

Semih speaks the following languages: Turkish (Native), English (Advanced) .

Q: How many years of experience does Semih have?

Semih has at least 5 years of experience. During this time, Semih has worked in at least 3 different roles and for 3 different companies . The average length of individual experience is 2 years and 10 months . Note that Semih may not have shared all experience and actually has more experience.

Q: What is Semih's latest experience?

Semih's most recent position is LLM Engineer at Turing Enterprises .

Q: What companies has Semih worked for in recent years?

In recent years, Semih has worked for Turing Enterprises , Saha Robotik , and BookLogic .

Q: Which industries is Semih most experienced in?

Semih is most experienced in industries like Tourism , Information Technology , and Food and Beverage . Semih also has some experience in Manufacturing .

Q: Which business areas is Semih most experienced in?

Semih is most experienced in business areas like Information Technology , Marketing , and Product Development . Semih also has some experience in Research and Development and Business Intelligence .

Q: What is Semih's education?

Semih holds a Master in Computer Engineering from Yildiz Technical University and a Bachelor in Computer Engineering from Yildiz Technical University .

Q: What is the availability of Semih?

Semih is immediately available full-time for suitable projects.

Recommended expert

İstanbul, Turkey

Experience

Sep 2024 - Present

1 year 7 months

LLM Engineer

Turing Enterprises

Assessed user–chatbot interactions by determining task completion accuracy and diagnosing failure causes such as technical or permission-related issues.
Compared multiple model outputs for a given prompt, evaluating each based on instruction following, executability, and accuracy to identify the best response.
Analyzed GitHub repositories to test model capabilities in feature development; when models failed, wrote and implemented the required code and classes to improve their performance.
Categorized text segments by determining whether they were code-related and, if so, identified the programming language and specific subtopic (e.g., adding new features, refactoring, error handling).

May 2024 - Sep 2024

5 months

NLP Developer

Saha Robotik

Worked on a project to enhance the speech recognition capabilities of a restaurant order-taking robot by identifying problematic food names, recording accurate pronunciations, and fine-tuning the Whisper model.
Technologies used: Whisper Model, Transformers, PyTorch, TTS Model.
Developed a dictionary-based sentiment analysis tool for Turkish to analyze customer feedback and opinions.
Technologies used: NLP techniques, NLTK, spaCy, TextBlob, Zemberek, Turkish-lexicon.

Oct 2020 - May 2024

3 years 8 months

Software Developer

BookLogic

Developed a text engine using a fine-tuned transformer-based model trained on hotel industry tweets to generate marketing and promotional content based on keywords.
Technologies used: Transformers, Word2Vec, FastText, NLTK, Web Scraping, Keyword Extraction.
Built an app to analyze customer reviews by performing sentiment analysis and generating detailed reports on overall experience, highlighting liked and disliked aspects.
Technologies used: MongoDB, NLTK, Word2Vec, Sentiment Analysis, Web Scraping.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Tourism, Information Technology, Food and Beverage, and Manufacturing.

Tourism

Information Technology

Food and Beverage

Manufacturing

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Marketing, Product Development, Research and Development, and Business Intelligence.

Information Technology

Marketing

Product Development

Research and Development

Business Intelligence

Summary

I'm developing projects in the field of natural language processing.

Always curious and open to new technologies.

Skills

Python
Natural Language Processing
Data Engineering
Algorithm Design & Analysis
Mysql
Postgresql
Web Scraping

Languages

Turkish

Native

English

Advanced

Education

Oct 2021 - Jun 2024

Yildiz Technical University

Master's Degree · Computer Engineering · İstanbul, Turkey

Oct 2015 - Jun 2021

Yildiz Technical University

Bachelor's Degree · Computer Engineering · İstanbul, Turkey

Statistics

Experience

Total positions 3

Experience in Tourism 3.5 y

Avg length 1 y 10 m

Longest experience 3 y 7 m

Expertise

Recent roles LLM Engineer, NLP Developer, Software Developer

Main industries Tourism, Information Technology, Food and Beverage

Main business areas Information Technology, Marketing, Product Development

Qualifications

Highest degree Master

Profile

Created

November 2025

Last Update

February 2026

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Semih based?

Semih is based in İstanbul, Turkey and can operate in on-site, hybrid, and remote work models.

What languages does Semih speak?

Semih speaks the following languages: Turkish (Native), English (Advanced).

How many years of experience does Semih have?

Semih has at least 5 years of experience. During this time, Semih has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 2 years and 10 months. Note that Semih may not have shared all experience and actually has more experience.

What roles would Semih be best suited for?

Based on recent experience, Semih would be well-suited for roles such as: LLM Engineer, NLP Developer, Software Developer.

What is Semih's latest experience?

Semih's most recent position is LLM Engineer at Turing Enterprises.

What companies has Semih worked for in recent years?

In recent years, Semih has worked for Turing Enterprises, Saha Robotik, and BookLogic.

Which industries is Semih most experienced in?

Semih is most experienced in industries like Tourism, Information Technology, and Food and Beverage. Semih also has some experience in Manufacturing.

Which business areas is Semih most experienced in?

Semih is most experienced in business areas like Information Technology, Marketing, and Product Development. Semih also has some experience in Research and Development and Business Intelligence.

What is Semih's education?

Semih holds a Master in Computer Engineering from Yildiz Technical University and a Bachelor in Computer Engineering from Yildiz Technical University.

What is the availability of Semih?

Semih is immediately available full-time for suitable projects.

What is the rate of Semih?

Semih's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.