Johncarlo Maddalena
Software Engineer at ZencashOfficial
Canberra, Australia
Summary
👤
Senior🎓
Top SchoolJohncarlo Maddalena is a pragmatic software engineer and applications packager with eight years of hands-on experience delivering reliable deployment artifacts and troubleshooting complex enterprise environments across government and commercial sectors. He has deep expertise in application packaging, deployment and testing gained at organizations including the Australian Taxation Office, Fujitsu and Horizen, and is comfortable navigating Citrix, MSI/Wise packaging and level‑3 support scenarios. With a formal background in organic and pharmaceutical sciences and additional training in cyber/computer forensics, he brings an analytical, methodical approach to problem solving that blends lab-style rigor with IT operational discipline. Known for poking at alpha/beta software to find edge-case failures, he pairs curiosity-driven testing with a strong security awareness to harden deployments before release.
8 years of coding experience
2 years of employment as a software developer
Bachelor of Applied Science (Honours), Organic Chemistry, Second Class Division I (H2A), Bachelor of Applied Science (Honours), Organic Chemistry, Second Class Division I (H2A) at University of CanberraCyber/Computer Forensics, Cyber/Computer Forensics at TAFE NSW
Github Skills (34)
blockchain-api10
wallet8
headers8
blockchain-platform7
bitcoin7
bitcoin-wallet7
cryptocurrency6
gossip6
nodes6
security-policy6
content-security-policy6
javascript6
security5
gulp5
middleware4
Programming languages (6)
Github contributions (5)
psyraxaus/insight-api-zen-upstream
Mar 2019 - Nov 2023
A bitcoin blockchain API for web wallets
Contributions:33 pushes, 8 branches in 4 years 8 months
apiwalletsblockchainwalletblockchain-network
psyraxaus/bitcore-lib-zen
Mar 2019 - May 2025
A pure and powerful JavaScript Bitcoin library
Contributions:10 PRs, 70 pushes, 13 branches in 6 years 2 months
javascriptcryptocurrencybitcoinbitcoin-javascript
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