Christos Melidis, PhD
Christos Melidis, PhD

Staff Machine Learning Scientist - R&D | Ada Support

    My role often bridges research and production, guiding projects from idea to deployment. This involves everything from initial concept development and requirements gathering with Product teams, to hands-on coding with Engineering teams. Driven by a passion for innovation and a commitment to excellence, I strive to stay at the leading edge of Generative and Conversational AI, delivering solutions that make a difference.

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    Interests
    • Machine Learning & AI Development
    • Large Language Models (LLMs)
    • Natural Language Processing (NLP)
    • Deep Neural Networks
    • Robotics & Control Systems
    • Voice Technologies
    • Generative AI
    Education
    • PhD in Computer Science, Artificial Intelligence and Robotics

      University of Plymouth

    • BSc in Informatics

      Aristotle University of Thessaloniki

    About Me

    I’m a Machine Learning Scientist with over a decade of experience in AI, specializing in Conversational AI, including Speech, Natural Language Processing and Generation. With a PhD in Computer Science, focused on innovative Neural Network architectures for Robotics, I excel at transforming cutting-edge research into practical, real-world applications.

    My role often bridges research and production, guiding projects from idea to deployment. This involves everything from initial concept development and requirements gathering with Product teams, to hands-on coding with Engineering teams. Driven by a passion for innovation and a commitment to excellence, I strive to stay at the leading edge of Generative and Conversational AI, delivering solutions that make a difference.

    Core Focus Areas

    • 🤖 Conversational AI & Chatbot Systems
    • 🔤 Natural Language Processing & Understanding
    • ✨ Generative AI & Large Language Models
    • 🎤 Voice Technologies & Biometrics
    • 🦾 Robotics & Control Systems

    My Approach

    I have successfully led numerous research projects, seeing them through from ideation to deployment, often guiding cross-functional teams to turn complex machine learning models into scalable products. With a strong foundation in Neural Network architectures—including RNNs, LSTMs, Transformers, and Echo State Networks—I have built and optimized AI systems that power intelligent conversational experiences.

    My work has resulted in multiple patents and publications in areas ranging from conversational AI to human-robot interaction. I’ve developed systems across diverse domains including automated chatbot creation, hybrid conversational AI systems, voice biometrics, and intuitive robot control interfaces.


    ✉️ Interested in collaboration or consulting? Let’s connect!

    Skills & Expertise

    AI & Machine Learning

    • Frameworks: TensorFlow, PyTorch, Keras, Theano, Caffe
    • LLMs: Fine-tuning, Prompt Engineering, RAG Systems
    • Neural Networks: RNNs, LSTMs, Transformers, CNNs, Echo State Networks

    Programming & Development

    • Languages: Python, C/C++, JavaScript, Java, Matlab, PHP, Bash
    • Databases: SQL, MongoDB, Redis, Cassandra
    • Systems: Cloud Platforms (AWS, GCP, Azure), Linux, Git

    Specialized Areas

    • NLP & Voice: Text Classification, NER, Voice Biometrics, Speech Recognition
    • Robotics: Control Systems, Kinematics, Adaptive Interfaces, Human-Robot Interaction
    Patents & Recognition

    US Patents

    • Systems and methods for generating a chatbot (US11676044B1)
      US Patent Office, June 2023
      Patent granted for innovative chatbot generation technology at Ada Support Inc.

    • Systems and methods for generating automatic training suggestions (20230297887A1)
      US Patent Office, September 2023
      Patent for automated training suggestion generation at Ada Support Inc.