Simi Obasa
Dallas,Texas
Summary
Data Analyst with over 6 years of experience in interpreting large datasets to generate strategic insights that enhance company performance. Expertise in collaborating with cross-functional teams to gather business requirements and develop analytical models. Proficient in creating data visualization dashboards that facilitate data-driven decision-making. Recognized for strong problem-solving skills and a collaborative approach in team settings.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Data Analyst II
Amazon Web Services
Dallas, Texas
07.2022 - Current
- Designed and deployed end-to-end dashboards in Tableau and QuickSight to visualize cloud infrastructure metrics, product usage trends, and operational KPIs.
• Extracted and transformed large datasets using advanced SQL (CTEs, subqueries, window functions) from Redshift and Athena to support executive reporting and real-time monitoring.
• Led exploratory data analysis (EDA) in Python using Pandas and Seaborn to uncover user behavior patterns and system performance anomalies.
• Collaborated with stakeholders across operations and product teams to define success metrics and track impact of feature rollouts through A/B testing and cohort analysis.
• Automated recurring reports and data workflows with Python scripts and AWS Lambda, reducing manual overhead and increasing delivery speed.
• Delivered weekly data-driven business reviews to leadership, focusing on cost optimization, customer churn, and cloud adoption trends.
Business Intelligence & Data Analyst
Deloitte Touche Llp
Houston, TX
05.2020 - 06.2022
- Built interactive dashboards in Power BI and Tableau to track financial KPIs, workforce allocation, and cloud migration progress across multiple client portfolios.
• Partnered with business users and project managers to translate requirements into SQL-based datasets and visual reporting tools with measurable impact.
• Developed parameterized SQL queries to build flexible, filterable datasets for ad-hoc analysis and executive drill-downs.
• Used regression analysis and time series forecasting to help clients model future revenue and budget scenarios.
• Conducted deep dive analysis on enterprise data, identifying data quality gaps and proposing remediation through data cleansing techniques and ETL logic revisions.
• Created data documentation and training materials to support handoff of dashboards and analytics processes to client teams.
Data Analytics Intern |
Microsoft Corporation
Irving, TX
05.2019 - 08.2019
- Conducted data audits on Azure service logs to identify anomalies, downtime correlations, and performance bottlenecks across client systems.
• Built SQL queries and Excel-based summaries to report on key usage metrics, segmented by geography and service tier.
• Assisted in developing internal BI tools using Power BI, creating visuals that monitored support case resolution times and service-level agreement (SLA) adherence.
• Participated in sprint planning and analytics standups to understand business priorities and data engineering workflows.
• Supported senior analysts in validating datasets for internal reporting, ensuring accuracy, completeness, and consistency.
Lab-Technician/Help Desk
University Of North Texas
Denton, TX
08.2018 - 02.2020
- Maintained 60 computers across 2 labs and troubleshooted their use for the public.
- Extended appropriate procedures, responded to queries and documented resolution of repetitive issues
- Developed records of students involving in computerized instructional support
- Identified, analyzed, and resolved technical problems in a professional manner by providing guidance to students and faculty on various software, tools, and applications (Microsoft Word, Access, Excel, PowerPoint, Outlook, Adobe, etc.)
Education
BBA - Accounting
University Of North Texas
Denton, TXMaster of Science - Advanced Data Analytics
University of North Texas
Denton, TXSkills
- Programming & Scripting: Python (Pandas, NumPy, Matplotlib, Seaborn), R, SQL, Bash, PowerShell
Databases & Querying: PostgreSQL, MySQL, Microsoft SQL Server, Oracle, BigQuery, Redshift
Visualization Tools: Tableau, Power BI, Looker, Google Data Studio, Excel (PivotTables, Power Query)
Statistical Methods: Regression, A/B Testing, Hypothesis Testing, ANOVA, Time Series, Forecasting
- ETL & Data Wrangling: Data Cleaning, API Integration, dbt, Airflow, Regex, Data Munging
Cloud Platforms: AWS (S3, Redshift, Lambda, Athena, QuickSight), GCP (BigQuery, Storage), Azure
Business Tools: JIRA, Confluence, Salesforce, Excel (VLOOKUP, Macros), PowerPoint
Data Governance: Data Quality, Lineage, Metadata, GDPR Compliance
Collaboration: Git, GitHub, GitLab, Bitbucket, Agile/Scrum, Stakeholder Communication
Certification
- Google Data Analytics Professional Certificate
• AWS Certified Data Analytics – Specialty
• Tableau Desktop Specialist
• AWS Certified Solutions Architect – Associate
• Microsoft Certified: Data Analyst Associate (Power BI)
• Splunk Certified Power User
Timeline
Data Analyst II
Amazon Web Services
07.2022 - Current
Business Intelligence & Data Analyst
Deloitte Touche Llp
05.2020 - 06.2022
Data Analytics Intern |
Microsoft Corporation
05.2019 - 08.2019
Lab-Technician/Help Desk
University Of North Texas
08.2018 - 02.2020
BBA - Accounting
University Of North Texas
Master of Science - Advanced Data Analytics
University of North Texas
Similar Profiles
Francisco Javier Chavero, Jr.Francisco Javier Chavero, Jr.
Environmental Program Manager (EPM) at Amazon Web Services (AWS), Amazon Data Services, Inc.Environmental Program Manager (EPM) at Amazon Web Services (AWS), Amazon Data Services, Inc.
Manish KulshreshthaManish Kulshreshtha
Head - Enterprise Support (Mid and Large Enterprise Business) at Amazon Web Services (Amazon Internet Services Pvt. Ltd.)Head - Enterprise Support (Mid and Large Enterprise Business) at Amazon Web Services (Amazon Internet Services Pvt. Ltd.)
DEEPA KARUNAKARANDEEPA KARUNAKARAN
Customer Solutions Manager (Customer facing Program Manager) at Amazon Inc. (Strategic Accounts, Amazon Web Services)Customer Solutions Manager (Customer facing Program Manager) at Amazon Inc. (Strategic Accounts, Amazon Web Services)
Robert GoodwinRobert Goodwin
Global Lead, Specialist Solutions Architect WWPS Secure Hybrid Cloud at AMAZON WEB SERVICES AMAZON INCGlobal Lead, Specialist Solutions Architect WWPS Secure Hybrid Cloud at AMAZON WEB SERVICES AMAZON INC
Jaylen McCloneyJaylen McCloney
EMT at Lifeline EMSEMT at Lifeline EMS