# Marc Cornellà (@mcornella.com)

Profile: https://sifa.id/p/mcornella.com
Headline: Cloud Security Engineer @ Semrush | Oh My Zsh maintainer | GCP PCSE, PCA, CSA CCSK

## About

I am a results-driven problem solver with a keen eye for detail, specializing in web development. 14 years of experience in systems administration, and 2 years in Cloud systems support. I’ve done Full-stack Development and am transitioning towards Back-end and DevOps roles. I’m also co-maintainer of Oh My Zsh for almost 10 years, a very popular OSS project.

## Career

- **Cloud Security Engineer at Semrush** (Jul 2024 - Present)
- **Open Source Maintainer at Oh My Zsh** (Oct 2015 - Present)
  • Oh My Zsh is a framework to configure the terminal using Zsh, with +160k stars and +70k weekly downloads.
  • Since 2015, I’ve managed the project and lead development of new features, resolved 1500+ issues and made over 1100 commits.
- **Google Cloud Platform - Subject Matter Expert at Webhelp** (Mar 2023 - Jul 2024)
  • Investigated and provided final root cause analysis for 346+ technical cases. Assisted, mentored and trained  other support agents.
  • Provided crucial technical analysis on 34 investigations, interfacing with other SMEs and Google Engineers.
  • Improved and built new functionality for 10+ in-house tools for managing and automating the shard’s activity.
- **Administrador de sistemas at Comercial Daró** (Sep 2008 - May 2024)
  • Managed 30+ workstations, automated their migration to new Windows versions.
  • Managed, updated and configured applications on company servers (Debian and Windows Server).
  • Migrated and unified a multi-domain system to Office 365, providing support for desktop and mobile.
  • Tested and adapted legacy business applications, often providing fixes to vendors.
- **Google Cloud Platform - Technical Support Representative at Webhelp** (Apr 2022 - Mar 2023)
  • Delivered Premium cloud support for 24 Infrastructure products to top-tier, high-value GCP customers while  representing Google.
  • Resolved 570+ cases within strict time constraints, frequently investigating issues alongside various Product  teams to enhance Google Cloud systems.
- **Full-Stack Web Developer at Zondax** (Feb 2021 - May 2021)
  • Architected, built and documented the company’s Design System in React, TypeScript and Storybook.
  • Built the corporate website from Figma references using the Design System.

## Skills

### Technical
- Bash
- CSS
- Docker
- Full-Stack Development
- Git
- Google Cloud Platform (GCP)
- HTML
- JavaScript
- Kubernetes
- Linux
- Next.js
- Node.js
- Python (Programming Language)
- React
- Shell Scripting
- System Administration
- Terraform
- TypeScript
- Zsh
### Security
- Cloud Security
- Cybersecurity
- Networking

## Projects

- **Oh My Zsh** — https://github.com/ohmyzsh/ohmyzsh (Dec 2013 - Present)
  A framework to manage your zsh (terminal) configuration.
- **Gnank** — https://github.com/gnank/gnank (Dec 2010 - Apr 2019)
  Schedule generator for FIB school (BarcelonaTech)

## Credentials

- Professional Cloud Architect — Google (Jul 2024) https://www.credly.com/badges/979d3879-c34f-4fb4-8699-244d272f32a0/linked_in_profile
- Professional Cloud Security Engineer — Google Cloud (Jan 2024) https://www.credly.com/badges/861cf2cd-535f-4634-8c5c-3db13f92b41c/public_url
- Chronicle SIEM Fundamentals — SecOps (Jan 2023) https://learn.chronicle.security/certificates/ruhj8o12vy
- Chronicle SOAR Fundamentals V6 (CSFv6) — SecOps (Jan 2023) https://learn.chronicle.security/certificates/xssueeeetv
- Associate Cloud Engineer — Google Cloud (Jun 2022) https://www.credly.com/badges/9e7ea74d-1715-4de6-97cc-b970ce074bb2/public_url
- CPE (Certificate of Proficiency in English) — Cambridge Assessment English (Jun 2018) https://www.cambridgeenglish.org/exams-and-tests/proficiency/

## Languages

- Catalán (native)
- Español (native)
- Inglés (full professional)
- Portugues (elementary)