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  • Posted: Oct 27, 2020
    Deadline: Not specified
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    Imagine a world where people live healthier, more enhanced and protected lives… A world in which each organisation is a powerful influencer and responsible corporate citizen, committed to being a force for social good. As a leading innovator in healthcare, wellness, insurance, investments, financial and life planning, Discovery works ceaselessly to...
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    Java & Python Big Data Developer - Data Science BI

    Key Purpose

    Implement and maintain Machine Learning models and solutions. Interpret requirements provided by business and produce effective Big Data solutions. Programming exposure for code transformations and integrating the big data solution with existing systems.  Develop information solutions from a variety of sources for both structured and unstructured data.  Technical ownership of Big Data and Machine Learning solutions for structured and unstructured data.

    Areas of responsibility may include but not limited to

    • Develop and implement machine learning models and solutions
    • Design and implement ETL methodologies and technologies and the integration with big data
    • Conduct root cause analysis on production issues
    • Technical leadership of entire information management process of both structured and unstructured data
    • Provide ongoing support and enhancement to ETL system
    • Integrate with statistical and actuarial analysts to build models
    • Producing relevant technical documentation and specifications
    • Estimate time and resource requirements for business requirement
    • Integration of big data solutions with existing reporting and analytical solutions
    • Assist statistical and actuarial analysts in developing distributed data science applications in Spark and H2O
    • Setup and Maintain Python, R and Scala environments for use within Spark.
    • Install and configure relevant packages
    • Build and support multi-tenant data science environments
    • Research the latest technologies and check the viability of integrating them into the big data and data science environments

    Personal Attributes and Skills

    • Microsoft BI Stack – Intermediate
    • Python – Intermediate
    • Java – Intermediate
    • MS Excel – Advanced
    • Data Mining – Intermediate
    • Spark – Intermediate
    • H2O – Intermediate
    • Applying Expertise and Technology
    • Delivering Results and Meeting Customer Expectations
    • Creating and Innovating
    • Analysing
    • Coping with Pressure and Setbacks
    • Relating and Networking
    • Adapting and Responding to Change
    • Learning and Researching

    Education and Experience

    • A BSc Computer Science Degree or equivalent 3-year qualification
    • 3+ years source code Java development experience
    • 3+ years Python development experience
    • Coding experience using SCALA, R, Bash
    • Experience in Linux (RHCSA)
    • Experience in DBMS (Netezza, Oracle, Ms SQL Server, MySQL, Postgres)
    • Experience in Big Data Platforms (Cloudera CDH, Hortonworks)
    • Data Security and Protection Policies – Intermediate
    • Data Warehouse principles and practises – Intermediate
    • T-SQL / SSIS ETL development – Advanced

    Method of Application

    Interested and qualified? Go to Discovery Limited on careers.discovery.co.za to apply

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