Haymanot Olluma
Sql, Snowflake, Power Bi Developer @FedEx
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WORK HISTORY
Sql, Snowflake, Power Bi Developer @FedEx
MD, US
I build interactive dashboards and reports using Power BI Desktop andService, configuring features like report scheduling, row-level security,and custom visuals. I assess business requirements to design effective datasourcing strategies and create detailed functional and technicalspecification documents. I connect Power BI to diverse data sources and usePower Query for data cleansing, pivot/unpivot transformations, andimplementing incremental data refresh. My visualizations often includeMatrix, Table, and Top-N charts for impactful data storytelling. I alsodesign and deploy SSRS reports—parameterized, matrix, pie chart, andcascading—using Report Builder. Additionally, I develop custom apps andautomate workflows using Power Platform tools such as Power Apps, PowerAutomate, and Power Virtual Agents, and provide ongoing support andmaintenance.• Developed and optimized database objects (Tables, Views, StoredProcedures, Functions, Indexes) and devised complex T-SQL scripts forefficient data processing.• Implemented ETL workflows to integrate data from SQL Server, Oracle, andflat files using advanced transformations.• Created Snowflake procedures, views, and Snowpipe for automated,continuous data loading; integrated with Talend for dimensional dataprocessing.• Employed DAX and MDX for advanced business calculations in Power BI andSSAS tabular models.• Spearheaded deployment pipelines and ensured seamless refresh cycles inPower BI, while embedding last refresh timestamps and report filters viaparameters.
EDUCATION
Addis Ababa University
Bachelor of Science, Management Information Systems General
ABOUT HAYMANOT OLLUMA
Passionate data and security professional with expertise in driving impactful BI solutions, automating ETL processes, and optimizing data workflows for faster, data-driven decisions. Skilled in SQL development, dashboard creation, data modeling, and cloud platforms, with a strong focus on translating business needs into actionable insights.Experienced in Microsoft SQL Server security and compliance, including Nessus database scans, STIG compliance checks, vulnerability assessments, and audit-ready reporting. Adept at delivering solutions that enhance operational efficiency, support strategic planning, and maintain robust security standards.Key Skills:BI Development | ETL & Data Integration | Dashboard & Automation | SQL & Query Optimization | Data Modeling & Governance | Cloud Data Platforms | Cross-functional Collaboration | Database Security & Compliance | Nessus Scanning & Remediation
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