Semih D. - LLM Engineer

İstanbul, Turkey

Experience

Sep 2024 - Present

1 year 4 months

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 superior response.
Analyzed GitHub repositories to test model capabilities in feature development; when models failed, implemented the required code and classes to enhance their functional 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

Worked on a project focused on enhancing 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 the Turkish language to analyze customer feedback and opinions.
Technologies used: NLP techniques, NLTK, spacy, textBlob, Zemberek, Turkish-lexicon.

Oct 2020 - May 2024

3 years 8 months

Developed a text engine utilizing 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 application to analyze customer reviews by performing sentiment analysis to generate detailed reports on overall experience, highlighting liked and disliked aspects.
Technologies used: MongoDB, NLTK, Word2Vec, Sentiment Analysis, Web Scraping.