Marcelo Castro
Technical Lead, Tier 3 Escalations, Video Ecosystems
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolMarcelo Castro is a technical lead with over 22 years in IT and more than a decade focused on mission-critical NOC, datacenter and ISP environments, currently leading Tier 3 escalations for video ecosystems at HP. He combines deep Cisco networking expertise (routing, switching, wireless, QoS) with specialist knowledge in Poly/Cisco video conferencing stacks, helping customers optimize real-time media across complex multi-vendor infrastructures. Marcelo has a proven track record diagnosing outages and driving fixes—often collaborating directly with engineering to triage bugs and accelerate resolution. Comfortable both in hands-on lab testing and large-scale migration planning, he brings disciplined documentation and capacity-planning practices to reduce bottlenecks and risk. Based in São Paulo, he pairs strong technical autonomy with a collaborative, customer-focused approach that bridges operations and product teams.
10 years of coding experience
3 years of employment as a software developer
Technical degree, Data Processing and Data Processing Technology/Technician, Technical degree, Data Processing and Data Processing Technology/Technician at Colégio ObjetivoBachelor's degree, Computer Science, Bachelor's degree, Computer Science at Universidade São Judas TadeuMultirede
English, Spanish, Portuguese
Github Skills (37)
websocket10
json-rpc9
asynchronous9
swoole9
php9
concurrency9
coroutines9
hyperf8
dependency-injection8
opentracing8
aop8
dispatcher8
async8
amqp8
roadrunner7
Programming languages (2)
Github contributions (5)
sparkblastproject/v2
Apr 2016 - Jun 2017
Contributions:42 commits, 4 PRs, 41 pushes in 1 year 1 month
memorysequencejournalbioinformaticsbmc
sparkblastproject/v1
Mar 2016 - Sep 2018
Contributions:9 pushes, 2 branches, 1 comment in 2 years 6 months
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