Erik Kaju
CPTO, Member Of Board at myself
Tallinn, Harju County, Estonia
Summary
👤
Senior🎓
Top SchoolBased in Tallinn, Estonia, Erik Kaju is a product-focused technology leader in fintech who blends software engineering, hardware design, and diplomacy to own end-to-end product delivery. As CPTO and board member at Inbank, he shifted the engineering model from outsourcing to an in-house product engineering organization, converting 44 contractor roles into permanent hires across six sites and five domain tribes. He champions test-driven engineering, domain-driven design, lean development, data-driven decision making, and blameless postmortems, aligning product and technology with sales through a product-led strategy. Outside daily work, he builds autonomous robots and contributes to open-source IoT projects, bringing a hands-on maker mindset to enterprise-grade challenges. Erik also advises founders as a product tech mentor and angel investor, and serves as a founding member and advisor for Fund Fellow Founders, leveraging a global network to accelerate fintech innovation. His leadership track covers roles at Wise Platform, and extensive card spend and payments product engineering across TransferWise, highlighting a history of shipping scalable financial technology across multiple geographies.
10 years of coding experience
12 years of employment as a software developer
Master of Science (MSc), Computer Systems Design, A (5), Master of Science (MSc), Computer Systems Design, A (5) at TalTech – Tallinn University of TechnologyBachelor of Science (BSc), IT-Systems Development, A (5), Bachelor of Science (BSc), IT-Systems Development, A (5) at Estonian Information Technology CollegeInternational Relations and European Integration, International Relations and European Integration at Eesti Diplomaatide Kool, Estonian School of DiplomacyCertified tourist guide, Tourism Promotion Operations, Certified tourist guide, Tourism Promotion Operations at Tartu Ülikool
Stackoverflow
3,155reputation
386kreached
32answers
6questions
debugging
top-1%
java
top-5%
multithreading
top-5%
eclipse
top-1%
Github Skills (25)
debugging10
eclipse10
java9
multithreading9
xml6
xml-document6
concurrency6
qthread6
compiler-errors6
qt6
jsp6
image6
ether5
validating4
crypto4
Programming languages (2)
Github contributions (5)
kajuwise/erikkaju.com
Nov 2022 - Jan 2025
Contributions:34 pushes, 1 branch in 2 years 1 month
kajuwise/CSGO_kaiou
May 2016 - May 2017
Contributions:26 pushes, 1 branch in 1 year
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