Rafael De Elvira Téllez
Tech Lead Manager, Core Infrastructure at Slack
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolRafael De Elvira Téllez is a tech lead and manager with 11 years of hands-on experience building and operating large-scale Linux, networking, and storage systems for high-traffic web and cloud environments. Currently leading Core Infrastructure Service Networking and Traffic at Slack, he blends systems-level programming (C, Go, Python, Bash, PHP) with operational leadership in Kubernetes, AWS/GCP, load balancing, DDoS mitigation, and observability. He has a strong track record driving reliability, capacity planning, SLOs, and incident response from his time leading Edge Networking at Zendesk and scaling Minijuegos.com to hundreds of millions of monthly pages. Comfortable both designing architectures and shipping automation, Rafael often authors runbooks and RFCs to turn operational knowledge into repeatable practices. Colocating deep protocol and storage knowledge with people leadership, he brings rare crossover expertise in networking performance and developer-facing infrastructure.
11 years of coding experience
11 years of employment as a software developer
(Higher) Associate degree in Multi-platform Application Development Information Technology Computer Science, (Higher) Associate degree in Multi-platform Application Development Information Technology Computer Science at Joyfe
Spanish, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (57)
monitoring10
encrypt10
ssl10
boto10
dashboard10
cert10
mysql10
letsencrypt10
acme10
plugin10
security10
certificate10
aws10
dns10
testing9
Programming languages (4)
Github contributions (5)
relvira/homelab
Mar 2020 - Oct 2022
Contributions:51 commits, 48 pushes, 1 branch in 2 years 7 months
miniplay/minicortex
Dec 2015 - Nov 2016
Contributions:58 commits, 12 pushes, 1 branch in 11 months
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