Jon Calder
Automation Engineer
Western Cape, South Africa
Summary
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Rockstar🎓
Top SchoolJon Calder is an Automation Engineer with 11 years of experience blending statistical rigor and software automation to drive product analytics and operational reliability. Based in the Western Cape, he holds an MSc with distinction in Operations Research and has applied his expertise across data science and product analytics roles at Derivco, RightShift, and ERM Libryo. An active member of the R community—maintaining the Exercism R track, co-organizing satRdays conferences, and contributing to R Weekly—he brings deep proficiency in R alongside practical automation skills. Jon’s background tutoring university statistics and providing in-house statistical consulting gives him a knack for translating complex quantitative problems into actionable product insights. Notably, he combines academic-level multi-criteria decision analysis with hands-on tooling to streamline analytics workflows and mentor the next generation of R practitioners.
11 years of coding experience
6 years of employment as a software developer
MSc (with distinction) Operations Research - Multi-Criteria Decision Analysis & Statistics, MSc (with distinction) Operations Research - Multi-Criteria Decision Analysis & Statistics at University of Cape Town
English, Afrikaans
Stackoverflow
696reputation
22kreached
15answers
0questions
Github Skills (200)
network-graph10
metadata10
tidyverse10
tabular10
unix10
pretty-print10
data-science10
visualization10
tracks10
social-network-analysis10
get-started10
r10
crowd10
r-package10
text-mining10
Programming languages (22)
Github contributions (5)
exercism/r
Jan 2017 - Aug 2022
Exercism exercises in R.
Contributions:136 reviews, 127 commits, 222 PRs in 5 years 6 months
exercismexercism-exercisesexercism-trackcommunity-contributions-paused
jonmcalder/rweekly.org
Jan 2017 - Mar 2025
R Weekly
Contributions:131 pushes, 4 branches in 8 years 4 months
r-packageinteroperabilityrstats
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