MEET YOUR TEAM
Esther Gillespie
CEO
Esther makes Jumping Rivers tick. Her goal is to help clients plan for the future. This means ensuring that what happens now, fits into their big picture.
Dr Colin Gillespie
Project Manager
Colin has been using R since 1999. He's the author of a number of R packages and has published the book Efficient R Programming with O'Reilly.
Dr Jamie Owen
Lead Trainer
Jamie Owen has been teaching R since 2011. He has taught courses at a variety of Universities, government agencies and some of the largest UK companies.
Theo Roe
Data Scientist
Theo holds a 1st Class Honours MMathStat in Mathematics & Statistics from Newcastle University. He is the author of many of the Jumping Rivers courses and works with a range of clients.
Sebastian Mellor
Data Engineer
Sebastian has a 1st Class Honours MMathStat in Mathematics & Statistics from Newcastle University. He has multiple publications on machine learning, sensor deployments and infrastructure, and data visualisation.
Dr Rhian Davies
Data Scientist
Rhian loves using statistics to help people make data driven decisions. As a data scientist, she has worked closely with varied domain experts including physicists, psychologists, game designers and engineers.
Anmol Hussain
Finance Officer
Anmol holds a BA hons in Accounting and Financial Management, with ACCA and CIMA exemptions and a degree in Msc International Financial Analysis. He takes responsibility for the company's financial administration, whilst interacting with clients
Deborah Washington
Project Operation Manager
Deborah is responsible for Jumping Rivers' office support. As Admin Manager, Deborah works across the organisation, to deliver customer requirements and assist the team's daily objectives.
Jack Walton
Data Scientist
Jack is working towards a PhD in mathematics at Newcastle University. He is devoted to sharing his knowledge and is a regular contributor on Stack Overflow. In addition, Jack enjoys creating insightful visualisations.
John McIntyre
Data Scientist
John holds a 2:1 Statistics degree from Newcastle University. He is a Data Scientist who uses statistical methods in computer programs such as R, to help clients benefit from the data they possess.
Andrew Patterson
Data Engineer
Andrew has gone from studying Maths and Physics at university, to network and server engineering, to a programmer role and then into DevOps and automation work.
Jack Hannah
Data Scientist
Jack has a degree in Statistics from the University of Glasgow. He previously worked as a data analyst within the public sector and is interested in using R to replace repetitive tasks with reproducible processes.
Liam Kalita
Data Engineer
Liam holds a Computer Science degree from Northumbria University. He has worked within junior DevOps and Web Development roles since 2018. He is currently studying towards an Msc in Cyber Security.
