Jacob Linder
VP Of Engineering at ABC Labs
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolJacob Linder is a seasoned technology leader and entrepreneur with 14 years of experience building and scaling product-driven engineering teams, currently serving as VP of Engineering at ABC Labs and Chairman of the Board at Swedish Software. He co-founded multiple startups including Polar 0x, WasHere, and Just Arrived, blending product vision with hands-on technical delivery from CTO to full-stack implementation. Recognized on Forbes 30 Under 30 and MIT Technology Review’s Innovators Under 35, Jacob pairs public recognition with practical open-source contributions—most notably implementing and packaging multi-language disposable email detection (mailchecker) in Ruby and Elixir. Comfortable moving between strategy, boardroom decisions and code, he has deep experience in loyalty, crypto, and consumer-facing platforms. Based in Stockholm and educated at Lund University, he’s as likely to be found improving a gem package as training for an ultramarathon, reflecting a combination of technical rigor and endurance.
14 years of coding experience
11 years of employment as a software developer
Computer Science, Computer Science at The Faculty of Engineering at Lund University
Stackoverflow
742reputation
35kreached
12answers
4questions
Github Skills (13)
software-packaging10
email-validation10
elixir10
ruby10
regular-expression9
json6
git6
rubber6
nginx6
amazon-ec26
rvm6
github6
ruby-on-rails6
Programming languages (12)
Github contributions (5)
FGRibreau/mailchecker
Sep 2015 - Oct 2016
:mailbox: Cross-language temporary (disposable/throwaway) email detection library. Covers 55 734+ fake email providers.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:11 commits, 8 PRs, 6 comments in 1 year 1 month
Contributions summary:Jacob's primary contribution focused on implementing and packaging a Ruby-based solution for disposable email detection. This included creating a Ruby implementation of the mailchecker functionality, defining regular expressions, and blacklisting domains. Furthermore, the user packaged the code as a Ruby gem, demonstrating a strong understanding of software packaging and distribution. Additionally, the user added an Elixir implementation, expanding the library's reach.
detection-librarycross-languagesendmailemailproviders
buren/polisen-api
Aug 2018 - Apr 2021
Polisen API client
Contributions:2 PRs, 8 pushes, 2 branches in 2 years 8 months
api-clientapinpm-packagepolisenpolisen-api
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