Lead Machine Learning, Cognizant

Lead Machine Learning, Cognizant

Company Cognizant
Job title Lead Machine Learning
Job location France
Type Full Time

Responsibilities:

  • Research and Innovation: Stay up to date with the latest advances in AI + ML to be able to provide good advice to the Product Owner and offer a set of top-notch ML techniques in the NLP field, mainly.
  • Development: Train and deploy machine learning models; Design, develop, and deploy methods and techniques to achieve desired goals. colleagues of all types to identify opportunities to leverage machine learning to solve complex problems and improve user experience.
  • Strategy and Vision: Develop and execute a roadmap for ML initiatives aligned with customer/ Product Owner /platform objectives.
  • Functional Collaboration: Work with business teams and colleagues of all types to identify opportunities to leverage AI+ML techniques to solve complex problems and improve user experience.
  • Vector Database Management: Configure and manage vector databases to efficiently store and retrieve multidimensional data, enabling fast and accurate similarity searches.
  • Data Management: Collect, preprocess, and analyze large-volume datasets to feed model development and extract insights.
  • ML Feature Engineering: Perform ML feature engineering to improve model performance and accuracy.
  • Model Training: Train and fine-tune machine learning models using advanced techniques, in combination with LLMs.
  • Model Optimization: Evaluate and optimize model performance to ensure accuracy, efficiency, and scalability.
  • Testing and Maintenance: Implement and maintain robust testing frameworks to ensure the reliability and proficiency of machine learning solutions.
  • Documentation: Document processes, models, and methodologies to ensure knowledge sharing and reproducibility.

Requirements & Skills:

  • Initial training: Engineer or Master in computer science, Data Science, machine learning, or an equivalent field.
  • Experience: Proven experience as an AI+ML engineer or similar role, with a strong portfolio of successful projects.
  • Prior experience in the Health Sector and RWE is a plus ( Real World Evidence ).
  • Technical skills: Proficiency in programming languages ​​such as Python (mandatory), R or similar. Experience with ML frameworks and libraries such as TensorFlow, PyTorch, and the classics: sci-kit-learn, etc, containing those of NLP.
  • Fundamentals: Solid understanding of data structures, algorithms, and software engineering principles + good foundation in applied mathematics and statistics as a traditional data scientist.
  • NLP Expertise: Knowledge of natural language processing (NLP) techniques and tools.
  • Vector Databases: Experience working with vector databases (e.g. Pinecone, FAISS, Milvus) for storage, similarity searches, and working on recommendation engines.
  • LLM and AI Capability: Knowledge and hands-on experience in generative AI, primarily text-based, are required. Experience in developing AI+ML solutions with a focus on LLMs and LLM frameworks is highly valued.

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