Leonardo Manzella
Staff Javascript (ReactJS And NodeJS) & AI Prompt Engineer at SecurityScorecard
Argentina
Summary
👤
Senior🎓
Top SchoolLeonardo Manzella is a Staff JavaScript and AI Prompt Engineer with nine years of experience building React, GraphQL and Node.js applications and applying prompt engineering to practical product challenges. Based in Argentina, he progressed from freelance and blockchain full‑stack roles to senior and now staff positions at SecurityScorecard, consistently shipping features that solve business problems using agile practices. A self-taught technologist since his teens and an Arctic Code Vault GitHub contributor, he pairs deep hands‑on coding with formal studies in software engineering and an MBA background. Known for strong soft skills, Leo emphasizes communication, empathy and critical thinking in leadership, and he thrives on staying current with cutting‑edge JavaScript ecosystems. An interesting facet of his profile is the combination of blockchain-era full‑stack experience with contemporary AI prompt engineering, bridging legacy and emerging web technologies.
9 years of coding experience
7 years of employment as a software developer
English Tutoring School, English Tutoring School at Feedback English SchoolArgentinian "Ministerio de Producción de la Nación"Technical High School N° 36 "Almirante Guillermo Brown"Associate's Degree, Computer Science, Software Engineering, Team Leadership, Project Management, Associate's Degree, Computer Science, Software Engineering, Team Leadership, Project Management at Universidad Tecnológica NacionalMaster of Business Administration - MBA, Master of Business Administration - MBA at University of Illinois Urbana-ChampaignMaster's Degree, Computer Science, Software Engineering, Team Leadership, Project Management, Master's Degree, Computer Science, Software Engineering, Team Leadership, Project Management at UTN Buenos Aires
Spanish, English, French
Github Skills (30)
alfred-workflow8
hsts6
decode6
expressjs6
redirect5
alfred5
viewer5
javascript4
seo4
react-ssr4
robust4
meteor4
srcset4
mup4
meteor-up4
Programming languages (5)
Github contributions (5)
LeonardoManzella/react-qr-fast-reader
Mar 2020 - Apr 2020
Faster qr reader implementation library than react-qr-reader using jsQR to decode images
Contributions:13 commits, 8 pushes, 1 branch in 20 days
qrcodereactfasterviewerdecode
LeonardoManzella/bash-cheatsheet
Apr 2018 - Sep 2020
Contributions:21 commits, 18 pushes, 1 branch in 2 years 5 months
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