Description:
A renowned international messaging company is looking for a “Head of Data Science” to join their team on a full-time permanent basis in either Cape Town or Bryanston, Johannesburg.
Excellent compensation package on offer (subject to background and experience) plus internal career advancement opportunities
Position Overview:
We are looking to provide an opportunity for a Head of Data Science to apply their data science skills and experience to make a real difference in the lives of millions of South Africans.
We are looking for someone who is willing to be a pioneer in a new and emerging industry; to propose new ideas and opportunities based on the diverse and deep datasets that are available
Skills and Experience:
• Advanced degree in data science, statistics, computer science, or similar
• Ability to collaborate with business stakeholders’ executives and convert these requirements to data and modelling outcomes
• Strong knowledge of Python or other common processing languages
• Experience with data feature engineering from multiple and large transactional datasets
Technical skills:
• A strong background in running large scale databases (1Tb+ data); Ideally Clickhouse/Kafka but at least Postgres/MySQL with hundreds of billions of rows
• Strongly skilled in SQL including new and platform-specific features such as CTEs, array unnesting etc
• Strong experience of optimising database query performance - how different types of indexes work and their underlying performance characteristics (bloom filter, n-gram, b-tree, hash etc)
• Strong knowledge of Python or other common data processing languages at scale. Especially the difference required in program structure between analysing 1 million data points and 1 billion data points
• Proven experience of building good quality and highly performant ML models, for example using technology like catboost
• Understanding best-practises for structuring, versioning and labelling of database schemata
• Experience of NLP is also a bonus and may be focus for us in the future as we build out chat-bots and other forms of conversational technology
• Devops experience, alongside administering and automating Linux-based platforms would be a big bonus
Applying for Position:
Only open to South African citizens
If you are interested in this great career opportunity, please send your CV with position title as reference to: britney@hrtalentpartner.co.za and britney.hrtalentpartner@gmail.com