Erik Harper
Web Software Engineer - Calcite Design System And ArcGIS Online at Esri
Portland, Oregon, United States
Summary
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Rockstar🎓
Top SchoolErik Harper is a seasoned full-stack web software engineer with 11 years of experience building robust front-end and web component systems, currently shaping Calcite Components for Esri and ArcGIS Online. He brings deep expertise in JavaScript, TypeScript, StencilJS, React, WebGL (PIXI.js), HTML/CSS and PHP, having led large rewrites and delivered complex map and UI tooling across enterprise and geospatial products. His background spans frontend components, backend services and GIS-focused solutions, reflecting a rare blend of UI craftsmanship and spatial systems knowledge. Based in Portland, Oregon, he has a track record of modernizing legacy apps—most notably a Meridian Map Editor rewrite—and mentoring teams while maintaining hands-on delivery. Erik’s academic foundation in Information Knowledge Management and a MS in Geographic Information Science informs his ability to translate domain-specific GIS requirements into polished developer-facing components.
11 years of coding experience
15 years of employment as a software developer
M.S., Geographic Information Science, M.S., Geographic Information Science at Northwest Missouri State UniversityB.S., Information Knowledge Management (ISAT) / GIS Minor, B.S., Information Knowledge Management (ISAT) / GIS Minor at James Madison University
Stackoverflow
2,942reputation
454kreached
9answers
15questions
css-grid
top-5%
Github Skills (169)
parser10
multiselect10
ui-components10
testing10
autocomplete10
design-patterns10
component-library10
ember10
date-fns10
declarative10
effector10
javascript10
react-native-web10
stencil10
arcgis-online10
Programming languages (6)
Github contributions (5)
eriklharper/postcss-nested-import
Apr 2017 - Jan 2022
@import stylesheets inside nested CSS
Contributions:1 review, 9 commits, 2 PRs in 4 years 10 months
cssstylesheetspostcss
eriklharper/meridian-web-components
Oct 2018 - Apr 2020
Contributions:7 pushes, 1 branch in 1 year 5 months
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