Last Update: Sep 2025
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+989217412088

vahyd@live.com

I am a first-year PhD student at TU Delft, where I am supervised by Savvas Zannettou and Yury Zhauniarovich. My research focuses on the safe and responsible integration of AI in digital environments, positioned at the intersection of Natural Language Processing, Information Retrieval, and Computational Social Science.

My journey is driven by a joy for exploring diverse fields and a passion for building new things. It's a path that has given me the privilege of leading research and industry teams, launching successful products, and teaching/managing large university courses. These varied experiences are the foundation of my interdisciplinary work and my aspiration to build a "Distributed Scientific Persona" —firmly anchored in computer science but deeply enriched by the social sciences and humanities. I’m always excited to connect with others who share a passion for learning and collaboration, so please don’t hesitate to get in touch if you see anything interesting here :D

News

  • Sep 2025: New resource paper, PolitiSky24 accepted to EMNLP 2025, Findings
  • Aug 2025: Defended my M.Sc thesis with distinction
  • May 2025: Our work on User Profiling in Social Networks with LLMs accepted to MisD@ICWSM 2025
  • Apr 2025: PerCul was presented in Frontiers 2025 symposium at TeIAS and won the honorable mention award
  • Mar 2025: Acted as official reviewer for ACL 2025
  • Jan 2025: Shortlisted in ELLIS and Mila 2025
  • Jan 2025: Selected as Head TA and TA for Advanced Data Mining, Large Language Models and Advanced NLP courses in University of Tehran and Cardiff University
  • Dec 2024: Our work, PerCul accepted to NAACL 2025 Main Conference
  • October 2024: Got a position as Part-time researcher in Tehran Institute for Advanced Studies

Publications

PerCul: Story-Based Cultural Evaluation of LLMs in Persian

Accepted at NAACL 2025 Main Conference

V. Rahimzadeh, E. Mousavi, Y. Yaghobzadeh, A. Shakery, M.T. Pilehvar *equal contribution

From Millions of Tweets To Actionable Insights: Leveraging LLMs For User Understanding

Accepted at MisD @ AAAI ICWSM 2025

V. Rahimzadeh, A. Hamzepour, A. Shakery, M. Asadpour

Notable Experiences

Researcher Oct 2024-Present

Tehran Institute for Advanced Studies (TeIAS)

  • Working on Large Language Models Lab under supervision of Dr. Yaghoobzadeh and Dr. Pilehvar
  • Working in the intersection of Computational Social Science and NLP

AI Engineer | LLMs, LLMOps, VLMs Oct 2023-Oct 2024

ModAI App, RamonAI

  • Maintaining the main GitLab Repository with 7+ people actively working on it
  • Scalable Deployment & Monitoring of LLMs
  • Implementing & Monitoring LLM based Real-time pipelines on Millions of data using scalable queuing, databases and monitoring systems
  • Implementing complex Chatbot backend using cutting-edge tools
  • Using and Fine-tuning Different LLMs & VLMs
  • Implementing various RAG based Solutions based on LLMs and KBs in various forms and modalities
  • Involving in complex semantic/lexical search and retrieval systems using VectorDBs

Co-Founder, Software and AI Engineer 2018-2023

Qorfechi Co.

  • In charge of the Front-End and SEO Groups
  • Planned, designed and developed multiple world class standard websites using the latest technologies
  • Implementing AI based features in Dashboards

Honors & Awards

  • Outstanding Paper Award at Frontiers 2025 symposium, Tehran
  • Ranked 2nd in Nationwide Graduate Level University Entrance Test of Information Technology
  • Ranked 6th in Nationwide Graduate Level University Entrance Test of Computer Engineering
  • Outstanding R&D Group of IUT in IoT & Robotics Group
  • Ranked among top 0.5% in Nationwide Bachelor Level University Entrance Test of Mathematics and Physics

Skills

Large Language Models Vision Language Models Research LangChain LangGraph Milvus ElasticSearch NATs PostgreSQL Redis MongoDB vLLM TGI Unsloth HF Trainer PyTorch BERT Embedders Lexical Retrieval Semantic Retrieval ColBERT BM25 Neo4J Code Reviewing Repository Maintenance Teamwork Tight Deadlines

I Like these

Fyodor Dostoevsky Albert Camus Leo Tolstoy Cormac McCarthy Milan Kundera Maxim Gorky Friedrich Nietzsche Charles Bukowski Franz Kafka Gabriel Garcia Marquez Jordan Peterson Andrew Huberman Lex Fridman Sadegh Hedayat