Senior BI Developer

My client is looking for a Senior BI Developer for a fully remote role. Requirements: · Bachelors degree in Data Science, Engineering, Mathematics, Statistics, Computer Science, or related field (Postgraduate preferred) · 7 years of experience in BI development with end-to-end ownership of BI lifecycles · Strong proficiency in Power BI (DAX, data modelling, report development, templates, deployment) · Experience with multiple BI tools (e.g., Tableau, Qlik, Looker) · Advanced SQL skills, including Azure Synapse Analytics (dedicated/serverless SQL pools, stored procedures, performance tuning) · Experience with OLAP cubes, semantic models, and data warehousing concepts · Familiarity with ETL/ELT processes, preferably using Synapse Pipelines · Knowledge of modern BI integrations with Spark, Delta Lake, or data lakehouse concepts · Proven ability to design BI architectural patterns and enforce governance best practices · Advantageous: Microsoft Certified Power BI Data Analyst Associate (DA-100/PL-300), Azure Data Engineer Associate (DP-203), exposure to Azure Fabric or Databricks If you would like to apply for this position, please send transcripts with applications. Should you meet the requirements for this position, please email your updated CV attached to it .jobs@tumaini.co.za , alternatively contact XXX-XXXX or visit our website, www.tumaini.co Correspondence will only be conducted with short listed candidates. Should you not hear from us within 3 days, please consider your application unsuccessful.