William Welter
SRE at Voxbone
Dublin, Ireland
Summary
👤
Senior🎓
Top SchoolWilliam Welter is a seasoned SRE and Linux systems engineer with 11+ years of experience designing and operating mission-critical, cloud-native infrastructure across containers, monitoring, and IaC. Currently at Voxbone and formerly a tech lead and IT manager at 4Linux, he blends hands-on C and PHP development with deep expertise in performance tuning, high-availability PostgreSQL, and orchestration technologies like Docker and Docker Swarm. A recognized Linux certification author and committee member for The Linux Foundation, he shapes exam content and industry standards while maintaining multiple certifications (LFCS, LFCE, LPIC-3, LPI DevOps Tools Engineer, ZCE-PHP). He’s comfortable moving between pre-sales architecture, product management, and last-resort troubleshooting for complex distributed systems. Based in Dublin, he brings a pragmatic, security-minded approach to reliability engineering and a long track record of enabling high-throughput financial systems and scalable cloud services.
11 years of coding experience
3 years of employment as a software developer
Ensino fundamental e médio, Ensino fundamental e médio at Colégio Militar de RecifeEnsino Fundamental, Ensino Fundamental at Colégio Militar de ManausCiencia da computação, Informatica , Computação, Ciencia da computação, Informatica , Computação at Universidade PaulistaEnsino Médio, Ensino Médio at Colégio Militar de Brasilia
Portuguese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (85)
interpreter10
sql10
pypi10
icmp10
php10
modular9
formatter9
shared-libraries9
exporter9
prometheus-exporter9
linter9
blackbox9
monitoring8
golang8
docker8
Programming languages (7)
Github contributions (5)
wfelipew/memory-tests
Oct 2019 - Jan 2021
Contributions:8 commits, 7 pushes, 1 branch in 1 year 2 months
wfelipew/blackbox_exporter
May 2023 - Feb 2025
Blackbox prober exporter
Contributions:6 pushes, 2 branches, 1 tag in 1 year 8 months
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