resume.json

{
  "meta": {
    "canonical": "https://matjah.nl",
    "version": "1.3.1",
    "lastModified": "2026-01-02T10:13:01.036Z"
  },
  "basics": {
    "label": "Senior Platform Engineer",
    "email": "matjah@matjah.nl",
    "website": "https://matjah.nl",
    "name": "Matjah Sonneveld",
    "summary": "Senior Platform Engineer focused on building internal platforms that improve reliability and developer self-service. Deep experience across hybrid/private cloud, Kubernetes platform engineering, Infrastructure as Code, and GitOps automation, with a software-engineering mindset (Go/TypeScript) for durable tooling. Proven ability to translate complex infrastructure into secure, governed platforms that scale.",
    "location": {
      "address": "",
      "city": "Nijmegen",
      "countryCode": "NL",
      "postalCode": "6541AA",
      "region": "Gelderland"
    },
    "url": "https://matjah.nl",
    "image": "https://images.credly.com/size/176x176/images/0060c656-cd90-4da8-955d-6abc5fd9f22a/blob.jpeg",
    "profiles": [
      {
        "network": "LinkedIn",
        "username": "matjahs",
        "url": "https://linkedin.com/in/matjahs"
      },
      {
        "network": "GitHub",
        "username": "matjahs",
        "url": "https://github.com/matjahs"
      }
    ]
  },
  "work": [
    {
      "name": "Radboudumc",
      "location": "Nijmegen",
      "url": "https://radboudumc.nl",
      "position": "Platform Engineer",
      "startDate": "2022-07-25",
      "summary": "Providing DevOps-as-a-Service and internal platform capabilities for the Information Management organization.",
      "highlights": [
        "Deployed a distributed Splunk Enterprise environment for centralized observability",
        "Implemented Azure Landing Zones to enable self-service, governance, and cost control",
        "Designed and deployed AWS Landing Zones for standardized account and network foundations",
        "Led the transformation from traditional datacenter to private cloud (SDDC)",
        "Started internal GitHub Enterprise Cloud service for organization-wide adoption"
      ]
    },
    {
      "name": "BlueConic",
      "location": "Nijmegen",
      "url": "https://blueconic.com",
      "position": "Cloud Engineer",
      "startDate": "2021-04-01",
      "endDate": "2022-07-01",
      "summary": "Improved reliability and scalability of the cloud platform and supporting tooling.",
      "highlights": [
        "Built SaltStack-based configuration management for EC2 fleets",
        "Developed internal tooling for AWS infrastructure operations",
        "Participated in production incident response and on-call rotations"
      ]
    },
    {
      "name": "BlueConic",
      "location": "Nijmegen",
      "url": "https://blueconic.com",
      "position": "Software Engineer",
      "startDate": "2020-04-01",
      "endDate": "2021-04-01",
      "summary": "Built and maintained core product tooling with an emphasis on developer productivity.",
      "highlights": [
        "Implemented codemods to automate 75% of a large-scale jQuery migration",
        "Modernized CI/CD pipelines reducing build times from 15 to 5 minutes",
        "Co-designed a TypeScript/React build pipeline increasing development velocity"
      ]
    },
    {
      "name": "Hexon",
      "location": "Nijmegen",
      "url": "https://hexon.nl",
      "position": "Software Developer",
      "startDate": "2013-02-01",
      "endDate": "2020-04-01",
      "summary": "Full stack software development.",
      "highlights": [
        "PHP, MySQL, Go, SVN and Git development",
        "Built data ingestion and processing pipelines for automotive customers",
        "Developed embeddable web applications for inventory visualization"
      ]
    }
  ],
  "certificates": [
    {
      "name": "GitHub Administration",
      "issuer": "Microsoft",
      "date": "2025-11-07",
      "url": "https://learn.microsoft.com/api/credentials/share/en-us/SonneveldMatjah-9264/AD9C5618D28ADF45"
    },
    {
      "name": "AWS Certified Cloud Practitioner",
      "issuer": "Amazon Web Services (AWS)",
      "date": "2021-03-01",
      "url": "https://www.credly.com/badges/b9ebf29a-3870-4db5-ad24-34ed1e7061e1"
    },
    {
      "name": "AWS Certified Solutions Architect - Associate",
      "issuer": "Amazon Web Services (AWS)",
      "date": "2021-06-01",
      "url": "https://www.credly.com/badges/0a9ec584-d847-41af-a37e-84144b6c8761"
    },
    {
      "name": "AWS Certified DevOps Engineer - Professional",
      "issuer": "Amazon Web Services (AWS)",
      "date": "2021-12-01",
      "url": "https://www.credly.com/badges/117bbf98-4498-418d-a11e-94b329d99a90"
    }
  ],
  "education": [
    {
      "institution": "Radboud University, Nijmegen",
      "url": "https://www.ru.nl",
      "area": "Computer Science",
      "studyType": "Bachelor",
      "startDate": "2011-09-01",
      "endDate": "2019-11-03",
      "courses": [
        "Computer Security",
        "A.I. and Machine Learning"
      ]
    }
  ],
  "skills": [
    {
      "name": "Platform Engineering",
      "level": "Expert",
      "keywords": [
        "Internal Developer Platforms",
        "Self-Service Platforms",
        "Infrastructure as Code",
        "Reliability & SLOs"
      ]
    },
    {
      "name": "Cloud-Native Platforms",
      "level": "Advanced",
      "keywords": [
        "Kubernetes",
        "Cilium",
        "Argo CD",
        "Helm"
      ]
    },
    {
      "name": "Automation & Development",
      "level": "Advanced",
      "keywords": [
        "Go",
        "TypeScript",
        "Terraform",
        "CI/CD Automation"
      ]
    },
    {
      "name": "Security & Identity",
      "level": "Advanced",
      "keywords": [
        "IAM",
        "SAML / OIDC",
        "HashiCorp Vault",
        "Zero Trust Architecture"
      ]
    },
    {
      "name": "Cloud Foundations",
      "level": "Advanced",
      "keywords": [
        "AWS Landing Zones",
        "Azure Networking",
        "VMware Cloud Foundation",
        "Hybrid Cloud Integration"
      ]
    }
  ],
  "languages": [
    {
      "language": "Dutch",
      "level": "Native",
      "years": 34
    },
    {
      "language": "English",
      "level": "Professional",
      "years": 18
    }
  ],
  "projects": [],
  "publications": [],
  "volunteer": []
}