IFEANYI NWAJIOGOLI
Fulshear,United States
Summary
I am a Senior Data Analyst and Tableau Developer with over 9 years of experience delivering data analytics, business intelligence, and reporting solutions across financial services, healthcare, retail, and other enterprise environments. I specialize in using SQL, Tableau, Power BI, Alteryx, Python, Snowflake, and Excel to analyze complex datasets, develop interactive dashboards, automate reporting processes, and provide actionable insights that support business and operational decisions. I have strong experience integrating and transforming data from multiple sources, performing data validation and quality checks, identifying trends and anomalies, and developing KPIs and performance metrics to help teams understand business performance. Throughout my career, I have worked closely with business, operations, technology, and other stakeholders to understand requirements and translate them into practical, scalable analytics solutions. My background also includes financial data and AML/KYC analysis, giving me strong experience working with transactional data, identifying unusual patterns, and using data to support risk management, fraud detection, compliance, and operational improvements.
Overview
1
1
Certification
11
11
years of professional experience
Work History
Senior Tableau Developer / Alteryx Developer / ServiceNow Specialist
Cigna
06.2022 - Current
- Designed, developed, and automated complex Alteryx workflows by utilizing macros, batch processing, and robust error handling techniques to enhance data pipeline efficiency and scalability.
- Established seamless data integration by connecting to diverse data sources, including SQL Server, MongoDB, SharePoint, and local file systems.
- Engineered advanced Tableau dashboards to support marketing and operational analytics, enabling data-driven decision-making across key business functions.
- Streamlined the automation of data extraction from email attachments and the subsequent transfer of files to local servers using Power Automate and Shell scripts, significantly reducing manual intervention.
- Partnered with cross-functional stakeholders to gather requirements and translate business needs into technical solutions, improving data accessibility and reliability across departments.
- Diagnosed and resolved issues in complex Alteryx workflows, following best practices for debugging, version control, and comprehensive documentation.
- Developed and implemented custom KPIs within Tableau and Alteryx to effectively monitor ServiceNow process efficiency, supporting performance optimization initiatives.
- Delivered end-user training sessions and created knowledge materials to empower business users in leveraging self-service analytics tools and interactive dashboards for their reporting needs.
- Connected Snowflake with Tableau and Alteryx to streamline data preparation, automate reporting processes, and improved access to business-critical information.
- Utilized Snowflake as the enterprise cloud data warehouse to support analytics, reporting, and operational data initiatives.
- Performed data quality checks and reconciliations within Snowflake to identify discrepancies and maintain data integrity across reporting environments.
- Developed and optimized SQL queries within Snowflake to extract, transform, validate, and analyze large datasets for Tableau dashboards and business reporting.
- Championed a culture of data literacy by mentoring team members and promoting the adoption of modern analytics tools and methodologies.
Senior Data Analyst
Amazon
02.2019 - 06.2022
- Automated end-to-end ETL pipelines using Alteryx, resulting in a 40% reduction in manual report generation time and significantly improving operational efficiency.
- Designed, developed, and maintained Tableau dashboards and Power BI reports focused on asset utilization and main tenancy analysis, enabling data-driven decision-making across departments.
- Extracted, cleansed, transformed, and integrated data from multiple sources including SQL Server, SharePoint, and Excel, ensuring consistent and accurate inputs for analytics and reporting.
- Performed comprehensive error handling, debugging, and workflow optimization within Alteryx, maintaining high standards of data integrity, accuracy, and regulatory compliance.
- Collaborated closely with cross-functional stakeholders to define business needs and develop predictive models and key performance indicators (KPIs) that align with strategic objectives and drive measurable outcomes.
- Wrote SQL queries in Snowflake to analyze large datasets, investigate reporting discrepancies, and support ad hoc business requests.
- Led efforts to standardize data definitions and reporting structures, enhancing consistency across analytics deliverables.
- Provided technical documentation and knowledge transfer for Alteryx workflows and BI reporting processes to support long-term sustainability and team enablement.
Data Analyst/AML/KYC Analyst
Regions Bank
03.2016 - 02.2019
- Designed, developed, and deployed end-to-end Business Intelligence (BI) solutions using Tableau, Power BI, SQL, and Alteryx to support comprehensive financial and operational reporting needs.
- Engineered robust ETL (Extract, Transform, Load) processes and implemented automated reporting workflows, significantly enhancing the accuracy, timeliness, and efficiency of data delivery.
- Authored and optimized complex SQL queries, stored procedures, and user-defined functions to facilitate seamless data integration, transformation, and retrieval across multiple platforms.
- Partnered closely with cross-functional stakeholders to gather requirements, ensuring the timely delivery of ad hoc reports and interactive dashboards tailored to evolving business needs.
- Conducted data validation and troubleshooting to ensure data integrity across all reporting layers and visualization tools.
- Leveraged Alteryx to streamline data preparation tasks, enabling faster insight generation and reducing manual intervention.
- Analyzed large transactional datasets using SQL, Tableau, and Excel to identify suspicious patterns, anomalies, and potential money laundering activities.
- Performed Customer Due Diligence (CDD) and Enhanced Due Diligence (EDD) reviews for high-risk customers in compliance with BSA/AML regulations.
- Leveraged SQL queries and data analysis techniques to support transaction monitoring, fraud detection, and regulatory reporting processes.
- Ensured alignment of BI deliverables with business objectives by participating in review sessions and incorporating stakeholder feedback into iterative development cycles.
Education
Bachelor's Degree - Economics
Babcock University
Skills
- Tableau Development (Advanced Dashboards, KPI Tracking, Data Storytelling)
- Alteryx Designer (5 years: Macros, Batch Processing, Error Handling, Debugging, API Integration)
- SQL (MS SQL Server, Oracle PL/SQL), Python, Power BI, Excel (Advanced)
- Data Integration: MongoDB, SQL Server, SharePoint, Local File Systems
- Workflow Automation: Standalone, Macros, Email to Local Server (via Power Automate & Shell Scripting)
- ETL Development & Data Transformation
- Agile Methodologies (Scrum, Kanban), Jira, ITIL Framework
- Process Optimization
- Data Governance
- Stakeholder Collaboration
- Professional & Interpersonal Skills
- Analytical Thinking, Attention to Detail, Time Management, Effective Communication, Collaboration and Teamwork, Critical Thinking, Data Interpretation, Presentation Skills, Stakeholder Management, Business Acumen, Requirements Gathering, Process Improvement, Strategic Planning, Decision-Making, Client Relationship Management, Cross-Functional Coordination, Change Management, Conflict Resolution, Documentation and Reporting, Training and Mentoring, Prioritization, Multitasking, Quality Assurance
Certification
Microsoft Certified Technology Specialist – SQL Server 2016, Agile (Scrum), Tableau Desktop Associate, ITIL Foundation Framework, Help Desk Certification, Scrum Product Owner, Alteryx Designer Core (In Progress)
Timeline
Senior Tableau Developer / Alteryx Developer / ServiceNow Specialist
Cigna
06.2022 - Current
Senior Data Analyst
Amazon
02.2019 - 06.2022
Data Analyst/AML/KYC Analyst
Regions Bank
03.2016 - 02.2019
Bachelor's Degree - Economics
Babcock University