SHEILA STEPHEN

Work History

Numpy Ninja

08.2024 - Current

Sepsis Storyboard & ICU Efficiency: Developed a Tableau-based SEPSIS storyboard for ICU patients, leveraging advanced calculations, filters, and parameters resulting in by 30% increase in ICU operational efficiency.
Created different visualizations using different charts including Area, Bar, Funnel, Gauge, Line, Pie, Histograms, Maps, Scatter plots, Heat maps, Tree maps etc. using Tableau.
Developed custom reports and dashboards to visualize key performance indicators (KPIs) using tools such as Tableau (Calculated fields) and Power BI (DAX functions).
Utilized Python's pandas and NumPy libraries for comprehensive data cleaning, wrangling, and exploratory analysis, while leveraging visualization libraries like Matplotlib and Seaborn to derive actionable insights.

Intel

03.2024 - 07.2024

Provisioned firmware (BMC, BIOS, CPLD) and cloned HDDs to Linux servers, integrating system setup with backend database configuration to ensure consistency in test environments.
Supported component validation by managing hardware-software compatibility and assisting in tracking results through structured data outputs.
Created and executed scripts to validate system data flows; facilitated data logging for regression and bug analysis.
Contributed to early post-silicon validation through Python automation and data extraction from system logs for issue triage.

Multnomah University

02.2021 - 12.2023

Developed Java Spring Boot applications that interacted with SQL databases, optimizing student data exchange between SaaS platforms like Salesforce and Powercampus.
Ensure data accuracy and integrity in student information systems by designing and maintaining robust database queries and integration logic.
Supported production deployments with a strong emphasis on monitoring backend database performance and troubleshooting data-related issues.
Utilized SaaS-based tools like FormAssembly for data collection, salesforce reports to visualize the institutional metrics.
Collaborated with stakeholders to define data requirements, translate them into database logic, and build tailored reporting tools.

ZibaHub

06.2019 - 02.2021

Designed and implemented PostgreSQL queries for managing user profiles, content moderation and analytics within the social networking platform.
Built RESTful microservices and backend logic using Node.js, integrating complex database interactions for real-time web features.
Implemented performance-optimized queries and indexing strategies to ensure efficient data access and management.
Participated in Continuous Integration / Continuous Deployment operations using AWS Codestar, ensuring that database migration and updates were seamlessly integrated.

Lightspeed Systems

04.2019 - 05.2019

Collaborated on AWS-based analytics dashboards, ensuring that database-driven components like usage logs and activity data were accurately fetched and displayed.
Used AWS services including DynamoDB and Lambda to manage and query data related to school application performance.
Streamlined classroom app features by enhancing data-driven components and ensuring smooth database interactions behind UI updates.