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Work Background
Senior Specialist: Data Analyst
Red DOrc (Pty) Ltd.Senior Specialist: Data Analyst
Sep. 2022Summary: This role involves working on complex querying and extensive experience with tools and platforms such as Snowflake, Streamlit, Databricks, Azure Data Factory and SQL/Hive/Hadoop/PostgreSQL. My role involves building customized visualizations and conducting high-level analysis, ensuring data-driven insights are accessible and actionable. In my current position, I work in a remote environment, adhering to Agile Methodology and using Azure DevOps for effective project management. My responsibilities include interpreting business requirements and functional specifications provided by Business Analysts, and translating them into impactful Power BI reports, dashboards, and KPI scorecards from various data sources. I develop complex queries, connect to multiple data sources, and am responsible for project design methodology and documentation. Data modeling is a significant aspect of my work, alongside loading data from diverse sources using Azure Data Factory, including SAP, SQL, Excel, and more. Additionally, I play a key role in training users in Power BI, empowering teams to harness the power of data visualization. Industry: Mining, Finance & Research Marketing
Senior Consultant
AM Squared Systems (Pty) LtdSenior Consultant
Sep. 2022 - Jun. 2023RemoteSummary: This role demanded strong analytical and data visualization skills to develop solutions that facilitate quicker and more informed decision-making for clients. Responsibilities included gathering and documenting data integration and data visualization requirements for BI products of varying sizes, from small to enterprise-level. The role involved implementing visualization tools to simplify the understanding of complex datasets and rapidly generate impactful, interactive visualizations. Optimization of dashboard design for data source performance and adherence to reporting standards is essential. The role also covered data extraction, transformation, and loading from a wide range of data sources into staging datasets and visualization tools. Additionally, the responsibilities encompassed providing technical recommendations on data-related standards, staying updated with and sharing data visualization best practices, and training team members to develop intermediate data visualization skills. All projects were executed using Agile methodologies such as Kanban, with a focus on extensive Power BI skills including DAX and M Queries, as well as creating queries to link to various reporting tools like SQL, PI SQL, Kusto, and Teradata SQL. Client Sites: 1. Sasol Mining 2. Thungela 3. Royal Bafokeng Platinum
Senior BI Manager/Developer
Lactalis South AfricaSenior BI Manager/Developer
May. 2022 - Aug. 2022Stellenbosch, Western Cape, South AfricaSummary: This role encompassed the entire Business Intelligence (BI) development cycle, including Data Warehouse (DW) and BI project implementation. It requires a deep understanding of database management systems, OLAP (Online Analytical Processing), and ETL (Extract, Transform, Load) frameworks. Key skills include advanced SSIS for data integration, SQL for table creation and data optimization, SSAS and Tabular services for the presentation layer, and advanced T-SQL for complex query writing. The role also involved data warehouse design, dimensional modeling, architecture, and data mining. Responsibilities included translating business requirements into technical specifications, designing, developing, deploying, documenting, and maintaining BI solutions. This role also included creating data mappings and ETL scripts, building dashboards, and business reports using tools like Excel, Power BI, and QlikSense. Additionally, it involved evaluating and enhancing existing BI systems, tools, maintenance, and procedures, aligning Key Performance Indicators with reporting and analytics, and writing both business and technical documentation. Debugging, monitoring, and troubleshooting BI solutions was also part of the role.
Senior Data Visualization Developer
AM Squared Systems (Pty) LtdSenior Data Visualization Developer
Jun. 2018 - May. 2022JhbSummary: This role demanded strong analytical and data visualization skills to develop solutions that facilitate quicker and more informed decision-making for clients. Responsibilities included gathering and documenting data integration and data visualization requirements for BI products of varying sizes, from small to enterprise-level. The role involved implementing visualization tools to simplify the understanding of complex datasets and rapidly generate impactful, interactive visualizations. Optimization of dashboard design for data source performance and adherence to reporting standards is essential. The role also covered data extraction, transformation, and loading from a wide range of data sources into staging datasets and visualization tools. Additionally, the responsibilities encompassed providing technical recommendations on data-related standards, staying updated with and sharing data visualization best practices, and training team members to develop intermediate data visualization skills. All projects were executed using Agile methodologies such as Kanban, with a focus on extensive Power BI skills including DAX and M Queries, as well as creating queries to link to various reporting tools like SQL, PI SQL, Kusto, and Teradata SQL. Client Sites: 1. Sasol Mining 2. Anglo Coal 3. Royal Bafokeng Platinum
Senior BI Consultant
Resolve Solution PartnersSenior BI Consultant
Mar. 2018 - Jun. 2018Centurion, Gauteng, South AfricaSummary: This role involved collaborating with clients to discover innovative methods for optimizing, aligning, and integrating their strategic and operational values. The goal was to deliver sustainable value expected by high-profile clients by taking a pragmatic approach to business transformation, covering the entire value chain. Key responsibilities include client-facing consulting and technology implementations, focusing on value delivery through Business Intelligence (BI) and Analytics. This role encompasses defining and managing BI project activities, maintaining client relationships across various management levels, and leading teams of 5 to 15 resources, including business analysts and developers. The position required the ability to dive into details while keeping sight of overarching objectives, as well as making decisions and guiding technology design using current standards and advice from senior advisors. Additionally, it involved general experience with Enterprise Resource Planning (ERP) systems like MS Dynamics, MS SQL, Oracle, Power BI, and others. Client Sites: 1. Department of Higher Education and Training 2. South African Reserve Bank 3. Transport Management Services 4. Imperial Logistics Projects
BI Developer
IT Empowerment Consulting.BI Developer
Aug. 2015 - Feb. 2018Independent ContractorTransUnion - Credit Bureau
BI Developer
EOHBI Developer
May. 2013 - Jul. 2015Midrand, Gauteng, South AfricaClient Sites: 1. Momentum Investments 2. PPS 3. JD Group 4. EOH Infrastructure and Mining 5. Omnia Fertilization
Junior Software and SQL Developer
Ipsos in South AfricaJunior Software and SQL Developer
Mar. 2011 - May. 2013SandtonAccomplishments: 2012 Employee of the Year
Technical Writer and Implementation Support
SybrinTechnical Writer and Implementation Support
Dec. 2010 - Mar. 2011FourwaysClient Sites: 1. Nedbank Rivonia 2. BankservAfrica
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