Callum Dryden
Chief Technology Officer at AZA
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolCallum Dryden is a fintech-focused Chief Technology Officer based in London with over a decade of hands-on engineering and leadership experience building payments and currency infrastructure across Europe and Africa. Since 2017 he has been scaling AZA’s hybrid market-making platform that enables cross-border trade in 10+ African currencies, blending product-driven engineering with operational rigor to reduce cost, risk and friction for SMEs. His background includes early-career systems and Ruby engineering roles at Sun Microsystems, RightScale and FNZ, giving him deep operational and full-stack chops alongside team leadership. Known for obsessing over efficiency and pragmatic integration of cutting-edge tech, he pairs strategic vision with the ability to ship resilient, transaction-critical systems that move markets.
11 years of coding experience
9 years of employment as a software developer
Hons Software Engineering, Hons Software Engineering at Edinburgh Napier University
Github Skills (74)
api9
rightscale9
api-documentation9
normalizing8
thai8
currency-exchange8
aws-sdk8
api-client7
cryptocurrency7
sdk7
currency7
prefix7
formatting7
bitcoin7
fedora7
Programming languages (9)
Github contributions (5)
rightscale/scheduled_job
Jan 2015 - Jul 2016
Contributions:8 releases, 21 PRs, 29 pushes in 1 year 5 months
recurring-jobsthinrecurringjobsflexible
bitpesa/bitcoin-fees
Oct 2018 - Oct 2024
Contributions:1 review, 10 PRs, 11 pushes in 6 years
ruby-wrapperapirubybitcoin
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