Data Scientist @ CERTONA is a market leader in providing personalized customer experiences for omni-channel retailers. More than 400 top ecommerce sites choose Certona's real-time personalization platform to increase customers engagement, conversions rate and revenue per visit. The platform allows to serve individualized content, promotional and product recommendations across all customer touch points including web, mobile, email, contact center, and point of sale. Key responsibilities: • Developing a strategy to utilise social-media data for sales forecasting; • Designing and implementing tools to capture, store, pre-process and analyse Twitter data efficiently; • Detecting the types of events in social-media that have the power to predict sales • Developing predictive models for sentiment analysis and sales forecasting using Computational Statistics and Machine Learning methods. From April 2013 to Present (2 years 9 months) London, United KingdomPhD Research @ - Big Data Analysis - Machine Learning - Natural Language Processing - Social-media Analytics - Software Engineering From September 2012 to Present (3 years 4 months) R&D Software Engineer @ Moving pictures and Films company. • Developed hair-collisions system based on data voxelisation (C++); • Multiple rigging plugins: smoothing tools, weights import\export, posereader; From September 2011 to September 2012 (1 year 1 month) London, United KingdomSoftware Developer @ • 3D Objects Editor. Technologies: C#, .Net 3.0, WPF; • Active Processes Control System. Technologies: C#, .Net 2.0, WinApi From 2008 to 2010 (2 years) Software Developer @ Collaboration in the development of Decision Making System on the technical state of buildings, structures and technical mechanisms using signal processing techniques; From 2007 to 2008 (1 year) Software Engineer @ Company skilled in electronics and software development for semiconductor equipment. • Organised and speeded up the work of electronic engineers by implementing Electronic Components Management System using C#, MySQL; • Increased the portability and expansibility of a company project by redesigning and implementation of database using MS Access; • Collaboration in the development of software for robotics using C#, XML, SQL, Windows Forms Technologies; • Designed the User Interface for an a touch screen automation system; From 2006 to 2007 (1 year)

PhD, Computer Science @ University College London, U. of London From 2012 to 2016 London Business School, U. of London From 2012 to 2013 MSc, Computer Animation and Visual Effects @ Bournemouth University From 2010 to 2011 Bachelor's degree, Computer Science, 1st class @ University of Informatics and Radio-electronics, Belarus From 2003 to 2008 1st class @ Epam Systems Certificate in Java Programming, Java Technologies. Olga Kolchyna is skilled in: Software Development, Software Engineering, C++, Algorithms, Machine Learning, Computer Science, Natural Language Processing, Big Data, Data Science, Databases