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Yussif Mohammed

@yussifmohammed

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Senior Data Analyst with expertise in data solutions and visualization.

United States

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What I'm looking for

I am looking for a role that challenges me and allows for professional growth, ideally in a collaborative environment focused on data-driven decision-making.

I am a Senior Data Analyst with over 9 years of experience in providing critical data solutions that facilitate strategic planning and improve efficiency. My expertise lies in leveraging tools such as Tableau, Power BI, and SQL to deliver actionable insights. I have a proven track record of collaborating with business leaders and stakeholders to identify reporting needs and manage relationships across technical teams.

Throughout my career, I have designed compelling executive-level dashboards and automated ETL solutions, significantly enhancing data accessibility and decision-making processes. My strong SQL background enables me to write complex queries and optimize data models, ensuring high performance and accuracy in reporting. I am passionate about continuous improvement and apply structured problem-solving techniques to drive operational efficiency.

Experience

Work history, roles, and key accomplishments

Specialist Business Analytics and Technology

Premier, Inc.

Feb 2024 - May 2025 (1 year 3 months)

Analyzed large-scale healthcare and contract datasets using SQL Server, Google BigQuery, Tableau, and R to support data-driven decisions. Developed, maintained, and optimized dashboards to track contract compliance, member participation, and admin fee performance. Translated legacy MS Access-based workflows into automated, scalable R scripts for compliance reporting.

SQL Server Google BigQuery Tableau R MS Access Data Modeling ETL Data Validation Documentation QA

Data Analyst/Tableau Developer

Liberty Mutual Insurance

Jun 2021 - Dec 2023 (2 years 6 months)

Coordinated with business users to analyze projects, set milestones, and design wireframes. Leveraged SQL for extensive data validation, data mining, data mapping, and profiling to determine patterns and trends. Designed elegant interactive dashboards for top executives to promote data-driven decisions.

SQL Tableau Alteryx SSIS ETL Data Validation Data Mining Wireframing API Integration

Data Analyst/Tableau Developer

Aramark

Nov 2019 - May 2021 (1 year 6 months)

Deeply involved in all phases of the SDLC process, including leading meetings, grooming sessions, and other Scrum ceremonies. Designed interactive dashboards for analysts and executives to provide metrics on performance, SLA, and efficiency. Optimized and secured dashboards through enhancement projects to ensure good performance and authorized data access.

SDLC Scrum Tableau Alteryx SQL Data Security Data Validation Data Mining

Tableau Developer

U.S. Bank

Apr 2019 - Oct 2019 (6 months)

Redesigned, published, and automated static PowerPoint and Excel Dashboards into Tableau. Expertly identified and resolved performance bottlenecks in Tableau Dashboards and stored procedures. Served as SME for BI and reporting by providing recommendations and training.

Tableau SQL Performance Tuning Data Visualization ETL Alteryx Python

Tableau Developer

Chegg

Sep 2018 - Mar 2019 (6 months)

Performed thorough data analysis and developed ad-hoc queries and reports for quick decision-making. Created Excel Dashboards after analyzing data using SQL queries and shared with business users. Established automated reporting processes by building materialized views, stored procedures, and stored functions.

SQL Excel Data Analysis Data Validation Materialized Views Data Modeling Tableau PowerPoint

Data Clerk

ADB Bank

Feb 2015 - Aug 2018 (3 years 6 months)

Worked extensively on backend data entry with Microsoft Excel. Performed ETL processes with MS Excel when new invoice data was received. Created Pivot and Power Pivot tables, and utilized VLOOKUP and many other functions in MS Excel.

Microsoft Excel Data Entry ETL Pivot Tables Power Pivot Data Analysis Invoicing

Education

Degrees, certifications, and relevant coursework

University of Ghana

Bachelor of Science, Information Technology

Studied Information Technology at the University of Ghana from April 2013 to July 2017. The curriculum focused on foundational IT principles and practices.