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Antonio MasAM

Antonio Mas

Lead DevOps/ SRE

EUR 850/Tag
Zug, CH
15+ Jahre

Durchschnittliche Reaktionszeit: 1h

Über Antonio

AVAILABLE FOR IMMEDIATE START (On-site Zug/Zurich commute area or Hybrid)

With over 20 years of experience in IT, I stabilize, automate, and optimize Cloud environments. I am a Senior Cloud Architect & Engineer specializing in turning complex, high-cost, or unstable infrastructures into high-performance platforms.

If your team is facing a project bottleneck, a skyrocketing cloud bill, or a complex migration that needs an expert to hit the ground, I am ready to help. No hand-holding required.

What I bring to your project:

Cloud Engineering: Deep expertise in AWS, and GCP knowledge.

Infrastructure as Code (IaC): Expertise in enterprise-scale Terraform, Ansible, and CloudFormation.

Container orchestrators: Designing and scaling production-ready clusters.

FinOps & Cost Control: Proven track record of auditing and slashing unnecessary cloud spend.

CI/CD & DevOps: Building robust pipelines that allow engineering teams to move faster while improving governance.

Security & Compliance: Hardening infrastructures and workloads to meet regulatory standards.

Why hire me for your next contract?
I am a "plug-and-play" consultant. I understand the intersection of Architecture, Security, and Engineering, and I speak the language of business stakeholders. I lived the evolution of IT from on-premise, MVC to Cloud-native, event-driven, and I use that 20-year perspective to avoid costly architectural mistakes.

Project Info:

Status: Immediately Available.

Role Prefs: Contract / Freelance / Interim.

Location: Based in Switzerland (Zug/Zurich/Ticino commuter).

Contact: Direct Message me here.
  • Spanisch

    Muttersprachlich oder zweisprachig

  • Englisch

    Verhandlungssicher

Vor Ort möglich
Zug (bis zu 50 km), Ascona (bis zu 50 km)

Projekt- und Berufserfahrung

  • Viajes El Corte Inglés
    Cloud Migration Consultant
    REISEN & TOURISMUS
    Oktober 2024 - März 2026 (1 Jahr und 5 Monate)
    Madrid, Spain
    Main technologies: GCP, Terraform, Ansible, Kafka, Elasticsearch, Logstash.

    Architected and delivered the company's first production cloud platform and migrated enterprise logging stack from on-prem to GCP.
    • Successfully migrated 30+ TB of observability and logging data with zero downtime using parallel cluster strategies and automated snapshots.
    • Designed a robust Hybrid Cloud Architecture implementing VMs, VPC, VPN, LB and Firewalls via modular Terraform, Ansible, Packer and Vault pipelines.
    • Enhanced security posture by implementing internal PKI and SSL double authentication for all distributed systems.
    Terraform Elasticsearch Ansible Google cloud Apache Kafka
  • TUI Musement
    Lead DevOps Engineer & Team Lead
    REISEN & TOURISMUS
    Januar 2021 - September 2024 (3 Jahre und 8 Monate)
    Milan, Metropolitan City of Milan, Italy
    Main technologies: AWS, Terraform, GitLab CI, Datadog, Cloudformation

    Led CloudOps Team (7 Engineers) responsible for the Priority-1 Domain's cloud infrastructure. Coordinated with multiple product teams to align demand & capacity, delivery planning and sprint priorities.
    • Standardized CI/CD pipelines across heterogeneous product teams by migrating legacy Cloudformation stacks and local SAM setups to Terraform, moving from legacy Musement startup culture and TUI Group corporate standards.
    • Appointed to several Technical Design Authority groups for Global Branching Strategy, AWS Blueprint Architectures, Security Best Practices and Containerization Model.
    • Acted as key technical liaison between Architecture, Product, Engineering and Security teams to align roadmaps with infrastructure capabilities.
    • Helped to refactor PHP applications and integration cycles to adopt corporate standards and accomplish PMI Objectives.
    Terraform Docker Amazon Web Services Gitlab Datadog
  • Hotelbeds Technology
    Senior IT Infra Developer, DevOps & SRE
    REISEN & TOURISMUS
    November 2016 - Dezember 2020 (4 Jahre und 1 Monat)
    London, UK
    • Engineered a scalable cloud-native AWS platform for microservices, significantly reduced deployment lead time through standardized CI/CD pipelines
    • China Market Optimization: Solved critical latency issues to Mainland China by architecting a Cloud Enterprise Connect solution via AliCloud, navigating complex cross-border compliance, dramatically reducing latency for Mainland China traffic.
    • Helped building an Enterprise Automation Platform using Ansible & Consul to man age thousands of servers across hybrid environments.
    • Acted as SRE for the main sales web for the Group.
    Ansible Jenkins Microservices Site Reliability Engineering MongoDB

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