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Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
Lead research and engineering for GenAI applied to cybersecurity: define model architectures and training, build production-scale AI systems, mentor scientists, set technical standards, and represent CrowdStrike in publications and talks.
Top Skills:
Cloud TechnologiesDeep Learning FrameworksGpu TechnologiesLarge Language ModelsPython
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
Lead research and technical strategy for GenAI agents and LLMs, drive model architecture/training/deployment decisions, mentor data scientists, lead cross-functional initiatives, establish evaluation frameworks and best practices, and represent the team through publications and thought leadership.
Top Skills:
Cloud TechnologiesDeep Learning FrameworksGpu Technologies And OptimizationLarge Language Models (Llms)Python
Fintech • Payments • Financial Services
Join dLocal as a Senior Data Scientist to own complex data projects, leveraging AI and advanced analytics to improve business performance and customer experience across payments solutions.
Top Skills:
Ai-Driven Development ToolsAws SagemakerPythonSparkSQL
We are seeking an experienced Mid/Mid+ Data Scientist with expertise in Large Language Models (LLMs) such as GPT, Claude, and related technologies to join our team in Ukraine. The ideal candidate will have a strong background in natural language processing (NLP), machine learning, and deep learning models. They will play a critical role in developing and deploying cutting-edge LLM applications to drive innovation across our product lines.
Responsibilities:
- Design, develop and optimize Large Language Models for various NLP tasks such as text generation, summarization, translation, and question-answering
- Conduct research and experiments to push the boundaries of LLM capabilities and performance
- Collaborate with cross-functional teams (engineering, product, research) to integrate LLMs into product offerings
- Develop tools, pipelines and infrastructure to streamline LLM training, deployment and monitoring
- Analyze and interpret model outputs, investigate errors/anomalies, and implement strategies to improve accuracy
- Stay current with the latest advancements in LLMs, NLP and machine learning research
- Communicate complex technical concepts to both technical and non-technical stakeholders
- MS or PhD degree in Computer Science, Data Science, AI, or a related quantitative field
- 4+ years of hands-on experience developing and working with deep learning models, especially in NLP/LLMs
- Expert knowledge of Python, PyTorch, TensorFlow, and common deep learning libraries
- Strong understanding of language models, attention mechanisms, transformers, sequence-to-sequence modeling
- Experience training and fine-tuning large language models
- Proficiency in model deployment, optimization, scaling and serving
- Excellent problem-solving, analytical and quantitative abilities
- Strong communication skills to present technical information clearly
- Ability to work collaboratively in a team environment
- Fluency in Ukrainian and English
Preferred:
- Research experience in LLMs, NLP, machine learning
- Experience working with multi-modal data (text, image, audio)
- Knowledge of cloud platforms like AWS, GCP for model training
- Understanding of MLOps and production ML workflows
- Background in information retrieval, knowledge graphs, reasoning
What you need to know about the Bristol Tech Scene
Along with Gloucester, Swindon and Bath, Bristol is part of the "Silicon Gorge" tech hub, a region in the U.K. renowned for its high-tech and research-driven industries, with a particular emphasis on sustainability and reducing environmental impact. As the European Green Capital, Bristol is home to 25,000 cleantech companies, including Baker Hughes and unicorn Ovo Energy. The city has committed to achieving net-zero emissions within the next decade.
