Leonn Paiva
Founder CTO at LFIT.DEV
Ottawa, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolLeonn Paiva is a Founder CTO and senior software engineer with 13 years of experience building high-performance, cloud-native and embedded systems across government and private sectors. He blends hands-on expertise in C++, Python and Java with strategic leadership in DevSecOps, SRE and product-to-market CTO engagements, having led teams up to 13 engineers and cut deployment times from 16 hours to 15 minutes. He’s delivered scalable SaaS and AI products, architected migrations to Kubernetes and AWS, and managed nationwide services for Brazil’s federal prosecutor offices with 99.9% uptime. An active open-source contributor, he extended the widely used nDPI deep packet inspection toolkit with new protocol dissectors (AJP, WebSocket, MongoDB), surfacing a niche strength in network-level observability. Based in Ottawa, Canada, he combines entrepreneurial drive with a proven track record of turning complex requirements into cost-efficient, production-ready architectures.
13 years of coding experience
11 years of employment as a software developer
Engenheiro de Software Engenharia de Software, Engenheiro de Software Engenharia de Software at Universidade de BrasíliaTecnólogo em Redes de Computadores Administração de Redes e Sistemas, Tecnólogo em Redes de Computadores Administração de Redes e Sistemas at Faculdade DarwinTécnico em Informática Informática-TI, Técnico em Informática Informática-TI at Escola Técnica de BrasiliaMaster's degree Software Engineering (Cloud Computing Advanced), Master's degree Software Engineering (Cloud Computing Advanced) at Torrens University Australia
Portuguese, English, French
Stackoverflow
21reputation
333reached
1answer
1question
Github Skills (15)
c1710
dpi10
network10
proto10
websocket10
websockets-client10
websocket-client10
c1110
mongodb10
client-websocket10
mongodb-database10
ajp9
nodejs6
posix6
signal6
Programming languages (8)
Github contributions (5)
ntop/nDPI
Apr 2018 - Nov 2020
Open Source Deep Packet Inspection Software Toolkit
Role in this project:
Backend Developer
Backend DeveloperContributions:5 commits, 3 PRs, 5 comments in 2 years 6 months
Contributions summary:Leonn primarily focused on enhancing the nDPI deep packet inspection software. Their contributions include implementing the Apache JServ Protocol (AJP) dissector, a key element for analyzing web traffic. Furthermore, the user refactored code for style and improved code identation across multiple files, showing attention to code quality. In addition, the user added a websocket protocol dissector, expanding the capabilities of the DPI tool. They also added a dissector for MongoDB.
inspectiondpicybersecuritytraffic-analysisndpi
leonn/neuralNet
Aug 2013 - Dec 2018
Contributions:38 commits, 5 pushes in 5 years 5 months
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