John Victor
AWS Data Engineer
United States
Summary
🤩
Rockstar🎓
Top SchoolJohn Victor is an AWS Data Engineer with 11 years of experience building high-performance, cloud-native data pipelines across finance and tech sectors. He has a track record of dramatically improving ETL performance—migrating Pandas jobs to PySpark to cut runtimes from ~50 minutes to under 10—and consolidating multi-step pipelines into modular, one-click Airflow DAGs with governance controls. Comfortable across Azure, Databricks, Teradata and AWS, he blends strong SQL/PySpark skills with automation (BPMN approvals, event-driven ADF workflows) and practical ML/NLP experience from prior roles. John also contributes front-end improvements to open-source projects like Uber’s react-digraph, showing an eye for UI and D3 rendering alongside backend data engineering. He holds an MS in Data Analytics Engineering and is known for finding simple operational changes—like reordering transformations—that yield large resource and time savings.
11 years of coding experience
9 years of employment as a software developer
sreenidhi institute of science and technologyMaster of Science - MS, Data Analytics Engineering, Master of Science - MS, Data Analytics Engineering at George Mason University
Stackoverflow
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0reached
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Github Skills (5)
component-development10
javascript10
d3js10
ui-design10
react10
Programming languages (2)
Github contributions (5)
uber/react-digraph
Nov 2016 - Oct 2018
A library for creating directed graph editors
Role in this project:
Front-end Developer
Front-end DeveloperContributions:70 commits, 30 PRs, 49 pushes in 1 year 11 months
Contributions summary:John primarily contributed to the UI and component aspects of the `react-digraph` library. Their work includes updates to the example code, improvements to the README, and the addition of a GIF. The user refactored the render methods to support overrides, implemented the rendering of node and edge elements using D3.js, and made various improvements to styling and layout, especially for button elements.
directed-graph
johnvf/adapt-web-ui
Nov 2015 - Aug 2016
Contributions:191 commits, 17 PRs, 156 pushes in 8 months
reactweb-uiadaptoaklandreact-web
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