Christian Warjri

Built full data pipelines—from ingesting API data into S3, structuring it with AWS Glue, transforming it via Athena, to visualizing it in Tableau—enabling department heads to track key KPIs and metrics critical to daily operations and strategic planning. Migrated 10+ reports from a legacy S3/Athena setup to a modern Snowflake and dbt-based stack, improving report performance, enabling robust data

Established new features and functionalities to currently used tools via APIs that greatly improved the analytic team’s turnaround time for delivering reports and sharing them with internal stakeholders. Organised, planned and distributed 5 reports and their corresponding dashboards to clients for purposes of pitches, maintenance/logistics, and other uses.

Enhanced Marketing and Creative teams’ user-engagement projects with data-driven insights from desktop/app data resulting in an almost 2x increase in eyeball hang time, click-through-rate and sharing of content. Oversaw automating of nascent data pipeline to feed raw information straight from database to a daily report directly to the founders’ Slack channel conveying daily KPIs in the morning fre

Spearheaded first ETL process, extracting data from different types of tests, cleaning, and transforming the data for analysis and loading into Excel and then Tableau to be visualised. Constructed over 20 Tableau dashboards of COVID metrics that self-update twice a day, which were embedded in a website, enabling stakeholders to have access to instant information for resource allocation and decisio

Grade: Honours

Concentration in Data Science, Data Analysis, Machine Learning and Economics/Finance. Relevant Coursework: Introduction to Data Science, Probability & Stochastic Processes, Multivariable Calculus, Linear Algebra, Database Management Systems, Discrete Mathematics.