Kristoffer Bjärkefur
Founder - CEO & CTO at The World Bank
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolKristoffer Bjärkefur is a founder and technical leader with a decade of experience building tools and workflows that let development researchers focus on evidence rather than infrastructure. He led data engineering, reproducibility and security practices at the World Bank’s DIME—supporting 100+ projects—and now runs Primi.ai as CEO & CTO to scale those capabilities. A prolific creator of researcher-facing software (ietoolkit, iefieldkit) and co-author of Data for Development Impact, he combines expert Stata coding with advanced Python and practical R skills. He’s known for translating complex technical needs into low-training, high-security solutions and has trained 50+ teams in Git/GitHub and applied data practices across dozens of field projects. Based in Stockholm, he brings academic grounding in economics and computer science to pragmatic, open-source-first tooling for international development.
10 years of coding experience
1 year of employment as a software developer
Bachelor, Political Science; Economics; Economics and, Bachelor, Political Science; Economics; Economics and at Lund University LundMaster of Arts, International Relations and International Economics; International Development, Master of Arts, International Relations and International Economics; International Development at The Johns Hopkins University - Paul H. Nitze School of Advanced International Studies (SAIS)Erasmus Mundus Stipend Visiting Student, Economics, Arabic, Mathematics, Erasmus Mundus Stipend Visiting Student, Economics, Arabic, Mathematics at American University of BeirutStanford Summer Intensive Studies in Computer Science, Computer Science, Stanford Summer Intensive Studies in Computer Science, Computer Science at Stanford University
English, Swedish, Arabic, stata, python, r
Stackoverflow
3,147reputation
108kreached
133answers
6questions
Github Skills (78)
sec10
stata10
reproducible-research10
data-security10
evaluation10
survey10
ado10
r9
monitoring9
latex9
vote9
data-quality9
analytics9
jupyter-notebook9
version-control9
Programming languages (12)
Github contributions (5)
worldbank/ietoolkit
Oct 2016 - Jan 2023
Stata commands designed for Impact Evaluations in particular, but also data work in general
Contributions:13 releases, 7 reviews, 960 commits in 6 years 4 months
impact-evaluationsstata-commandparticularadoevaluations
worldbank/DIMEwiki
Jan 2017 - Jan 2021
Sample code for impact evaluation and survey
Contributions:118 commits, 6 PRs, 105 pushes in 4 years
surveyevaluation
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