Senior Data Engineering Expert

1 week ago


Durban, KwaZulu-Natal, South Africa LexisNexis (Proprietary) Limited Company Full time

About the Role

As a Senior Data Engineer with LexisNexis (Proprietary) Limited Company, you will be responsible for designing, developing, and maintaining analytical solutions using Amazon Redshift and Tableau. You will apply your expertise in data modeling, SQL querying, data analysis, and data presentation techniques to drive business insights and decision-making.

Responsibilities


Design and develop scalable data models and analytical solutions using Amazon Redshift, ensuring efficient data storage, retrieval, and processing.


Develop and optimize complex SQL queries and analytical procedures to extract insights from large datasets stored in Redshift.


Design and develop Tableau dashboards to surface and present data analytics to the organisation.


Implement data quality checks, data transformations, and data cleansing processes to ensure the integrity and accuracy of analytical data.


Develop and maintain ETL (Extract, Transform, Load) processes to integrate data warehouse.


Optimise Redshift database performance by implementing partitioning strategies, indexing, query tuning, and workload management.


Implement data security and access controls within Redshift to ensure data privacy and compliance.


Participate in code reviews, knowledge-sharing sessions, and continuous improvement initiatives to maintain best practices.

Requirements


Have a BSc degree in computer science or equivalent.


Have experience with Amazon Redshift and Microsoft BI systems, including data modelling, SQL querying, and performance tuning. Experience in PowerBI and Tableau.


Be proficient in SQL and experience with analytical tools and techniques (e.g., data mining, statistical analysis, machine learning).


Expertise in development languages including but not limited to Java/J2EE, JavaScript, JSP, C/C++, HTML, XML, SQL, Windows, .NET, Unix, HPCC.


Have knowledge of data warehousing concepts, dimensional modelling, and data integration best practices.


Be able to write and review portions of detailed specifications for the development of complex system components.


Have knowledge of test-driven development.


Be able to troubleshoot and resolve process inefficiencies (i.e. bugs) in the repository.

Benefits

We offer a range of benefits to support your well-being and career growth, including:


Medical Aid


Retirement Plan inclusive of Risk Benefits (Disability, Critical Illness, Life Cover & Funeral Cover)


Modern family benefits, including adoption and surrogacy


Study Leave

Work Environment

We promote a healthy work-life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.


Working flexible hours - flexing the times when you work in the day to help you fit everything in and work when you are the most productive.


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