Alexander Polyakov

Senior Data Scientist @Wise

London, GB

Created a CRM personalization framework using machine learning models for new product discovery and promotional offers. This initiative increased key metrics, such as Product Adoption and LTV, by over 8% Developed an A/B testing platform and segmentation framework, including evaluation, pipelines, dashboards, streamlit app. This tool empowered over 40 product analysts in the company to design and evaluate their experiments, accelerating decision-making by a factor of three Developed LLM services for evaluating customer reviews using RAG and conducting marketing geo-experiments. These services significantly improved the processing of user feedback and accelerated decision-making on key products by a factor of four Facilitated cross-functional collaboration among Data Science, Product and Marketing teams to enhance operational efficiency and strengthen organisational cohesion. Managed junior team members and mentored two collaborative projects between Wise and LSE in A/B testing and causal inference