Kaan Dönmez - IT Consultant for AI and Cybersecurity

Recommended expert

Berlin, Germany

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Experience

Jan 2025 - Present

1 year 8 months

IT Consultant

Tensora GmbH

Jan 2024 - Oct 2024

10 months

Cybersecurity LLM Engineer

Cyberfame

Developed an AI-powered system to automate customer journey, sales, and brand imaging
Created AI-generated articles from customer interviews using LangChain, LangGraph, and the OpenAI API, leading to 54 new user sign-ups and making it easier to gather customer feedback and explore products
Built a tool to analyze repositories and assign business value, helping to prioritize and manage risks
Implemented automated risk mitigation using AI tools, eliminating multiple risks in the company’s product
Integrated AI tools and optimized cost efficiency, deploying solutions on Google Cloud Run
Reviewed pull requests and refactored code to improve quality and maintainability
Led training sessions on AI tools and workflows, promoting continuous learning

Nov 2022 - Jul 2023

9 months

Machine Learning Researcher/Developer

Siemens Energy

Developed an ML model with PyTorch and PyTorch Geometric to automate high-voltage configuration processes, cutting configuration time by up to 30 hours per instance
Achieved 96% accuracy in link prediction for domain-specific knowledge graphs
Collaborated with cross-functional teams for data collection and domain understanding

Nov 2020 - Nov 2022

2 years 1 month

Software Engineer

Siemens Energy

Developed a Python-based monitoring system for Windows servers and services
Implemented a C# software adapter to extend system functionality
Created advanced automated testing systems to increase software quality
Built a migration tool with Python and the Azure REST API to transfer data from Polarion to Azure DevOps

Industry Experience

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

Experienced in Information Technology, Energy, and Professional Services.

Information Technology

Energy

Professional Services

Business Area Experience

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

Experienced in Information Technology, Product Development, Quality Assurance, and Research and Development.

Information Technology

Product Development

Quality Assurance

Research and Development

Skills

Python
Machine Learning
Ai
Large Language Models
Data Science
Software Development
C#
Assembler
C
Java
Javascript
Uipath
Haskell
Typescript
React
Terraform
Azure
Cloud
Kafka
Sap
Databricks
Chatgpt
Anthropic
Git
Latex
Ci/Cd
Docker
Jupyter Notebook
Godot
Restful Api
Langchain
Langgraph
Langsmith
Openai
Pytorch
Tensorflow
Numpy
Scikt-Learn
Computer Vision
Neo4j
Cybersecurity
Opensource Development
Langgraph Cloud
Postgresql
Google Cloud

Languages

Arabic

Advanced

German

Advanced

English

Advanced

Turkish

Advanced

Education

Sep 2021 - Sep 2023

Freie Universität Berlin

Master's degree · Computer Science · Berlin, Germany

Sep 2018 - Sep 2021

Freie Universität Berlin

Bachelor's degree · Computer Science · Berlin, Germany

Statistics

Experience

Total positions 4

Experience in Information Technology 2.5 y

Avg length 1 y 3 m

Longest experience 2 y

Expertise

Recent roles IT Consultant, Cybersecurity LLM Engineer, Machine Learning Researcher/Developer

Main industries Information Technology, Energy, Professional Services

Main business areas Information Technology, Product Development, Quality Assurance

Qualifications

Highest degree Master

Profile

Created

February 2025

Last Update

April 2026

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Frequently asked questions

Have questions? Find more information here.

Kaan is based in Berlin, Germany and prefers 100% remote projects.

Kaan speaks the following languages: Arabic (Advanced), German (Advanced), English (Advanced), Turkish (Advanced).

Kaan has at least 5 years of experience. During this time, Kaan has worked in at least 4 different roles and for 3 different companies. The average length of individual experience is 1 year and 3 months. Note that Kaan may not have shared all experience and actually has more experience.

Based on recent experience, Kaan would be well-suited for roles such as: IT Consultant, Cybersecurity LLM Engineer, Machine Learning Researcher/Developer.

Kaan's most recent position is IT Consultant at Tensora GmbH.

In recent years, Kaan has worked for Tensora GmbH, Cyberfame, and Siemens Energy.

Kaan is most experienced in industries like Energy, Information Technology, and Professional Services.

Kaan is most experienced in business areas like Information Technology, Product Development, and Quality Assurance. Kaan also has some experience in Research and Development.

Kaan holds a Master in Computer Science from Freie Universität Berlin and a Bachelor in Computer Science from Freie Universität Berlin.

Kaan is immediately available full-time for suitable projects.

Daily Rate Distribution

0 2 4 6 8

<€640 €800-960 €1280+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000

750

500

250

Daily rate avg. 851 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000

750

500

250

Median rate 840 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.