Depixen LLC, a technology company headquartered in London, develops digital transformation technologies for next generation systems with data-driven approaches.
Location: To be assigned to our İzmir and London offices
About This Role
We are seeking AI specialists with advanced expertise in large language models [LLMs] and natural language processing [NLP], who are ready to take part in shaping the future of AI. Candidates will be expected to contribute to cutting-edge international R&D projects conducted between our İzmir and London offices. Beyond implementing existing technologies, they will be responsible for developing innovative AI solutions and playing a strategic role in the establishment and leadership of a new AI team.
Would you like to develop various artificial intelligence models across different layers of our system using verified and refined data in our globally connected, data-driven projects? We offer you the opportunity to realize and be part of the projects you’ve always dreamed of.
Responsibilities
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Develop, train, and optimize large language models [LLMs] using state-of-the-art architectures such as Mixtral, Qwen, etc.
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Apply advanced NLP techniques, including Retrieval-Augmented Generation [RAG], zero-shot/few-shot learning, and in-context learning.
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Implement efficient fine-tuning methods such as LoRA and QLoRA.
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Research and apply inference-time optimization techniques such as quantization, ONNX Runtime, and TensorRT.
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Design and deliver solutions for complex NLP tasks, including multi-step reasoning, question answering, and code generation.
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Define evaluation metrics, perform thorough error analysis, and ensure the reliability and ethical use of models.
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Take technical leadership in the formation of a new AI team and contribute to recruitment processes.
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Actively participate in and technically coordinate R&D projects across our İzmir and London offices.
Required Qualifications
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Minimum 5 years of experience in AI, machine learning, and NLP.
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Advanced proficiency in transformer-based architectures [e.g., GPT, BERT, LLaMA].
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Expert-level skills in training and deploying models using PyTorch and/or TensorFlow.
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Experience in distributed training and working with multi-GPU or multi-node environments.
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Solid knowledge of data curation, large-scale dataset preparation, and ethical data handling.
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Proficiency in prompt engineering and modern LLM usage paradigms.
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Strong communication, project management, and team leadership skills.
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Full professional fluency in English [spoken and written].
Preferred Qualifications
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Experience in GoLang development.
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Knowledge of RLHF [Reinforcement Learning from Human Feedback] and alignment techniques.
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Practical experience with MLOps and deploying LLMs into production environments.
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Familiarity with MLflow, Kubeflow, or cloud-based ML platforms [AWS SageMaker, Azure ML, GCP AI].
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Awareness of ethical AI principles, bias detection, and responsible AI development.
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Contributions to open-source AI projects or active involvement in research communities.
Working Conditions
Full Time | Office
İzmir | London
Location
AI | SPECIALIST