Caglar Demir



What I cannot create, I do not understand.

Biography

Caglar Demir Caglar Demir with family Caglar Demir's wedding

Born and raised in Istanbul and living in Paderborn

Bachelor in CE, Master in CS, and PhD in CS

An advocate of the health, education, and gender equity

Experience

Employment

06.2025 – current

Staff R&D Engineer, GenAI · Synopsys Inc (Remote)

Agentic AI Knowledge Systems Multi-Agent Orchestration Developer Tooling
09.2023 – current

Group Lead Researcher · Paderborn University (Hybrid)

Knowledge Graphs Neuro-Symbolic AI Open-Source Software Team Leadership
04.2024 – 06.2025

Co-founder & CTO · Tentris GmbH (Hybrid)

Databases Technical Strategy Startup Leadership BMWK-Funded Venture
11.2023 – 04.2024

Visiting Applied Researcher · SAP SE (Remote)

Retrieval-Augmented Generation Multimodal AI Applied Research
02.2019 – 09.2023

Researcher · Paderborn University (Hybrid)

Knowledge Graph Embeddings Scalable Learning Teaching & Supervision
05.2018 – 01.2019

Software Developer · Semalytix GmbH, Bielefeld

Social Media Analytics Classification Continual Learning
10.2014 – 04.2018

Software Developer · Devboards GmbH, Paderborn

C++ / OpenCL FPGAs Embedded Systems

Education

2019 – 2023

Ph.D. Computer Science · Paderborn University

Knowledge Graph Embeddings Representation Learning Thesis ↗
2016 – 2019

M.Sc. Computer Science · Paderborn University

Knowledge Graphs Embeddings
2014 – 2016

Language and Prerequisite Studies · Paderborn University

German Language Academic Preparation
2007 – 2013

B.Eng. Computer Engineering · Istanbul Halic University

Image Classification Computer Engineering

Explore My Research

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Few Publications

Note: This section only contains older publications. For the most recent work, please visit my Google Scholar profile.

Neuro-Symbolic Class Expression Learning

IJCAI 2023

Neuro-Symbolic AI, Deep Reinforcement Learning, and Description Logics

Clifford Embeddings - A Generalized Approach for Embedding in Normed Algebras

ECML 2023

Clifford Algebra and Representation Learning

LitCQD: Multi-Hop Reasoning in Incomplete Knowledge Graphs with Numeric Literals

ECML 2023

Multi-Hop Reasoning and Numeric Literals

Neural Class Expression Synthesis in ALCHIQ(D)

ECML 2023

Description Logics and Neural Networks

Learning Permutation-Invariant Embeddings for Description Logic Concepts

IDA 2023

Description Logic Concept Learning in a Continuous Domain

Conformal Credal Self-Supervised Learning

ICML 2022 (Distribution-Free Uncertainty Quantification)

Calibrated and less error-prone supervision for unlabeled data

Rapid Explainability for Skill Description Learning

ISWC 2022

Deep Reinforcement Learning and Description Logics

Hardware-agnostic Computation for Large-scale Knowledge Graph Embeddings

SIMPAC 2022

Hardware-agnostic & Distributed computing for KGEs

Kronecker Decomposition for Embeddings

HT 2022

Data Compression via Dynamic Decomposition

Shallow Neural Model For Relation Prediction

IEEE-ICSC 2021

Shallow Neural Model For Relation Prediction

Books

Compendium of Neurosymbolic Artificial Intelligence

Chapter 13:Class Expression Learning with Multiple Representations