Power BI Developer

Johannesburg, South Africa

Job Description

INFORMATION REQUIRED

JOB DESCRIPTION INFORMATION

Job Title:

Power BI Developer

Duration:

6 months renewable

Work Location:

Bryanston, Gauteng (Hybrid)

Requirement:

We are seeking an experienced Power BI Developer to join our team and contribute to the development and implementation of a Power BI solution on the Azure platform. As a Power BI Developer, you will play a crucial role in designing, developing, and maintaining Power BI reports, dashboards, and data visualizations to enable data-driven decision-making. Your expertise in Power BI development, data modelling, data integration, and data visualization will be essential in creating insightful and user-friendly reports and dashboards.

Job Description / Responsibilities:

  • Collaborate with stakeholders, including business users and senior developers, to gather requirements and translate them into effective Power BI reports and dashboards.
  • Develop and maintain Power BI reports, dashboards, and data visualizations using Power BI Desktop and Power BI Service.
  • Design and implement data models using Power BI Desktop, ensuring optimal data organization and relationships for efficient reporting.
  • Create and optimize DAX (Data Analysis Expressions) queries and calculations to support complex data transformations and aggregations in Power BI.
  • Extract, transform, and load data from various data sources into Power BI using Power Query or other data integration techniques.
  • Collaborate with data engineers to ensure data quality, accuracy, and availability for Power BI reporting.
  • Apply data visualization best practices to create visually appealing and user-friendly reports and dashboards.
  • Incorporate advanced analytics features, such as forecasting, clustering, or custom R/Python scripts, into Power BI reports to provide deeper insights.
  • Perform data analysis and exploration to identify trends, patterns, and key insights for business users.
  • Monitor and optimize the performance of Power BI reports and dashboards to ensure efficient data loading and responsiveness.
  • Stay updated with the latest Power BI features, updates, and industry trends to leverage new capabilities and enhance the Power BI solution.
  • Provide guidance and support to junior Power BI developers, reviewing their work and providing constructive feedback

Background and experience required:

  • Years of Experience
  • Industry Experience
  • Bachelor's degree in Computer Science, Information Systems, or a related field (or equivalent experience).
  • 4-7 years of experience in Power BI development and data visualization.
  • Strong proficiency in Power BI Desktop and Power BI Service.
  • Experience in data modelling and designing efficient data structures for reporting.
  • Proficiency in DAX (Data Analysis Expressions) for creating complex calculations and measures.
  • Knowledge of data integration techniques and experience in extracting, transforming, and loading data into Power BI using Power Query or other methods.
  • Familiarity with data visualization best practices and the ability to create visually appealing and intuitive reports and dashboards.
  • Basic understanding of data warehousing concepts and SQL for querying and manipulating data.
  • Familiarity with Azure services, particularly Azure Data Lake Storage and Azure SQL Database.
  • Experience in advanced analytics and incorporating R/Python scripts into Power BI reports is a plus.
  • Strong analytical and problem-solving skills to understand complex business requirements and translate them into effective Power BI solutions
  • Excellent communication and collaboration skills to work effectively with cross-functional teams and stakeholders.
  • Previous experience in mentoring or providing guidance to junior developers is a plus  

Must-have Skills (Mandatory Skills):

List of Tools:

  • Power BI Desktop
  • Power BI Service
  • Power Query
  • DAX (Data Analysis Expressions)
  • SQL (for data querying and manipulation)
  • Azure Data Lake Storage(optional)
  • Azure SQL Database
  • R/Python (for advanced analytics, optional)

  

Power BI Desktop
Power BI Service
Power Query
DAX (Data Analysis Expression)
SQL (for data querying and manipulation)
Azure Data Lake Storage
Azure SQL Database
R/Python (for advanced analytics)