Simon Frey
Software Engineer — Security, Infrastructure & SRE
cv@simon-frey.com simon-frey.com linkedin.com/in/simonfrey github.com/simonfrey Munich, Germany
Software engineer with 6+ years building and securing cloud-native infrastructure. Track record conducting security audits, building CI/CD pipelines with GitHub Actions, operating zero-trust environments, and leading a 4-person SRE team. Combines deep expertise in application security, infrastructure hardening, and developer enablement with hands-on leadership and cross-functional collaboration.
Work Experience
Co-Founder
— PyleHoundAI for German legal professionals (§203 & BRAO compliant)
- Architected entire cloud infrastructure on GCP with Vertex AI, fully managed via Terraform
- Set up Supabase as data layer for a local-first React application
- Conducted security audits of the production setup and led incident response
CTO
— beansandbytesAI consulting and implementation for SMB clients
- Automated multi-tenant infrastructure provisioning with Terraform across GCP and AWS
- Delivered AI strategy workshops to management and engineering teams at 3 SMB clients
- Nextaim (Sep 2024 – Mar 2025): Provisioned AWS infrastructure for internal LLM workflows via Terraform
- WetterOnline (Mar 2025 – Feb 2026): Built LLM-powered push notification system replacing manual editorial workflows
- Conceptboard (Jun 2025 – Jan 2026): Developed image-model whiteboard detection prototype for GDPR-compliant platform
Head of Infrastructure
— JustWatchLed 4-person SRE team; GCP platform serving 50M+ MAU across 50+ microservices
- Managed 4-person SRE team including hiring, mentoring, and technical roadmap ownership; maintained 99.5% uptime
- Reduced cloud costs 20% via committed workloads and intelligent dev-environment scaling
- Owned end-to-end GCP infrastructure, Terraform IaC, and ArgoCD-based GitOps pipelines
Site Reliability Engineer
— JustWatchCloud migration, performance engineering, and deployment automation
- Migrated data warehouse from AWS to GCP with zero downtime; enabled 6+ daily deployments via ChatOps GitOps pipeline
- Improved webrouter performance 10%+ through caching optimization; boosted Core Web Vitals 10x via SSR caching with ScyllaDB
- Built deployment automation (Jsonnet/ArgoCD) and Prometheus/Grafana monitoring stack
Golang Developer
— Programmfabrik (Working Student)Backend development for fylr.io digital asset management
- Contributed to full Go backend rewrite of flagship product into fylr.io
- Built media processing pipelines for transcoding files, images, and videos
Education
B.Sc. Computer Science
— Technical University of Berlin2015 – 2020Focus: Applied Security, Network Architectures, Artificial Intelligence • Grade: 2.4
Skills
Go, Kubernetes, Terraform, GCP, GitHub Actions, PostgreSQL, Python, JS/TS, SQL, Bash, AWS, Azure, Docker, Helm, ArgoCD, Jsonnet, GitLab CI, GitOps, ScyllaDB, SQLite, Prometheus, Grafana, Incident Management, Zero-Trust, RBAC, Leadership, Cross-Functional Collaboration, Stakeholder Communication, Problem-Solving, Mentoring
Projects
- s4 — Offline Shamir's secret sharing GUI (161 GitHub stars)
- Notr — Annotate any website in Figma-style
- kwatch — Monitor & detect crashes in Kubernetes clusters (1K+ GitHub stars, contributor)
Talks
- How to win against AdBlockers — Matomo Camp 2024
- Build Elasticsearch in 60 min — JustWatch Devlunch 2022
- Webrouter from L4 to L7 — JustWatch Devlunch 2022
