David Navarro

Career

Five years building platforms that don’t go down.

From a DevOps internship in Madrid to Senior Platform Engineering at Agero. Here’s the path and what I shipped along the way.

Experience

  1. Senior DevOps / Platform Engineer · Agero

    Medford, MA (Remote)

    Oct 2024 - PresentCurrent

    • Designed and optimized CI/CD pipelines with CircleCI, cutting deploy times by 40% and improving release frequency for ECS-based applications.
    • Automated infrastructure tasks with Bash and Python, removing 30+ hours of manual ops work per month.
    • Hardened Docker images and managed dependencies, reducing critical vulnerabilities by 85%.
    • Implemented Datadog monitoring and alerting, cutting MTTD by 50%.
    • Standardized deployments across teams via custom CircleCI Orbs, lifting system uptime by 25%.
    • Built on-demand ephemeral environments, improving developer workflow speed by 20%.
    • Shift-left QA + testing automation kept platform availability at 99.997%.
    • Designed and ran annual disaster-recovery exercises to reduce RTO during outages.
    • Resolved 100+ security vulnerabilities flagged by Wiz across third-parties and application code.
  2. DevOps / SRE Engineer · Blue Apron

    New York, NY (Remote)

    Oct 2022 - Oct 2024

    • Administered and upgraded cross-environment Kubernetes clusters on AWS EKS for distributed microservices, lifting deploy efficiency by 30% via shared Helm charts.
    • Managed cross-account AWS infrastructure with Terraform. Stability up, costs down 20%.
    • Designed Jenkins CI/CD pipelines that made app deploys 40% faster.
    • Supported developers by triaging Jenkins failures and provisioning new infra, dropping blocked downtime by 15%.
    • Monitored apps via Datadog, Rollbar, and Snyk, cutting security risk surface by 25%.
    • On-call rotation maintaining 99.9% uptime.
  3. DevOps Consultant Intern · Alamo Consulting

    Madrid, Spain (Hybrid)

    Sept 2021 - Aug 2022

    • Set up Jenkins pipelines for multiple client projects, lifting deploy efficiency by 25%.
    • Optimized client AWS infrastructure for a 15% cost reduction.
    • Decoupled monolithic apps into Docker-based microservices for scalability.
    • Managed Git/GitHub repos to improve cross-team collaboration.
  4. Python Backend Developer · Madrid Polytechnic University

    Madrid, Spain

    Feb 2022 - Jul 2022

    • Developed a Python wrapper around a RESTful API for a health-research application.
    • Worked alongside professors and PhD students on the app.
    • Project lives at https://medal.ctb.upm.es

Education

  • B.S. Software Engineering

    Polytechnic University of Madrid · Madrid, Spain · 2018-2022 · GPA 3.5

Certifications

  • AWS Certified Solutions Architect (Associate)

    Amazon Web Services · June 2023 · Valid 3 years

    Verify on Credly
  • Certified Kubernetes Administrator (CKA)

    The Linux Foundation · February 2024 · Valid 3 years

    Verify on Credly
  • HashiCorp Certified: Terraform Associate (003)

    HashiCorp · September 2025 · Valid 2 years

    Verify on Credly

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