AI Data Scientist

<p><strong>ROLE</strong></p>

<p>We are passionate about data. We collaborate to build elegant, effective, scalable and highly reliable solutions to empower predictive modelling in finance.</p>

<p>Cubist’s Data Services (CDS) group is looking for an AI Data Scientist to join our dedicated data team. Our group is responsible for the timely delivery of comprehensive and error-free data to some of the most demanding and successful systematic Portfolio Managers in the world.</p>

<p><strong>RESPONSIBILITIES </strong></p>

<ul>

<li>Build AI-powered data products using machine learning models, large language models, and modern AI tools.</li>

<li>Design, train, fine-tune, evaluate, and deploy in-house AI/ML models using proprietary and external datasets.</li>

<li>Develop end-to-end model pipelines covering data preparation, feature engineering, training, validation, deployment, and monitoring.</li>

<li>Apply generative AI and LLM techniques to use cases such as summarization, classification, knowledge extraction, semantic search, and workflow automation.</li>

<li>Work with product, engineering, and business teams to translate business problems into scalable AI solutions.</li>

<li>Evaluate and integrate third-party AI tools, APIs, open-source models, and internal models where appropriate.</li>

<li>Build data pipelines and model workflows for structured and unstructured data.</li>

<li>Define model performance metrics, run experiments, conduct error analysis, and continuously improve model quality.</li>

<li>Support production deployment of AI models, ensuring reliability, scalability, governance, and responsible AI usage.</li>

</ul>

<p><strong>REQUIREMENTS </strong></p>

<ul>

<li>PhD in Computer Science, with a specialization in AI or machine learning related domains</li>

<li>Strong programming skills in Python and SQL</li>

<li>Strong publication record in top tier machine learning conferences</li>

<li>3+ years of experience as a Data Scientist or similar role</li>

<li>Experience working with large data sets including predictive modeling</li>

<li>Financial industry experience preferred but not required</li>

<li>Strong organization, communication and interpersonal skills</li>

<li>Intellectual curiosity and enthusiasm for learning</li>

<li>Attention to detail and a love of processes</li>

<li>Strong oral and written communication skills</li>

<li>Ability to multitask and prioritize assignments</li>

<li>Commitment to the highest ethical standards</li>

</ul>