Nelson Diaz
Developer Manager at First Fidelity
San José, Costa Rica
Summary
👤
Senior🎓
Top SchoolNelson Diaz is a seasoned .NET developer and engineering leader based in San José, Costa Rica, with over 14 years working across C#, .NET, SQL and modern backend stacks. As Developer Manager and long-time team lead at First Fidelity, he combines hands-on coding with people leadership to improve service infrastructure and customer-facing products. He balances backend expertise (NodeJS, MongoDB) with an eye for UI design, having contributed to web architecture and brand-focused interfaces earlier in his career. Known for pragmatic problem-solving, he enjoys hiking with his dogs—an activity that reflects his steady, methodical approach to tackling complex technical challenges.
9 years of coding experience
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Instituto Tecnológico de Costa Rica
Spanish, English
Stackoverflow
11reputation
3kreached
1answer
0questions
Github Skills (14)
game-center8
real-time-data6
entity-framework6
linq6
api5
json-data4
json4
ethereum3
wallet3
hosting3
nodejs2
azure-ad-b2c2
iis2
windows1
Programming languages (2)
Github contributions (5)
IDMONEY/MoneyMakingWalletBK
Sep 2018 - Dec 2018
Money Making API
Contributions:10 PRs, 49 pushes, 6 branches in 3 months
apimoneynodejs
nekramste/magdalena
Apr 2022 - Nov 2024
Contributions:42 pushes, 1 branch in 2 years 7 months
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