Go on Daniel 'f0o' Preussker

Founder / Principal Architect

Sun, 01 Jan 2023 00:00:00 +0000

Specialized R&D and Architectural Consultancy

Architectural Consultancy: Delivering end-to-end system design for clients in FinTech and Media, from initial architecture review through production hardening. Engagements include private infrastructure projects and specialized payment providers.
Zero-Touch Automation: Designing fully automated infrastructure lifecycles that eliminate manual operations, enabling clients to scale without growing their ops teams.
Research & Prototyping: Evaluating emerging cloud-native patterns (eBPF, WASM runtimes, edge computing) and translating them into production-ready solutions for client-specific constraints.

Go, Distributed Systems, Cloud Native, System Hardening

Wed, 01 Sep 2021 00:00:00 +0000

Distributed IoT Platform Startup

Architecture: Built a highly efficient, distributed microservices architecture using Function-as-a-Service (FaaS) to handle hundreds of transactions per second.
Zero-Touch Operations: Achieved >99.99% SLA with near-zero operational overhead by automating the entire infrastructure lifecycle via Terraform and CI/CD.

Terraform, Azure, NodeJS, Python, Go, CosmosDB, AMQP

Mon, 01 Jun 2020 00:00:00 +0000

Global OTT Provider | Large-Scale Live & On-Demand Streaming

Platform Reliability: Owned the stability of a large-scale OTT infrastructure serving a global viewer base. Enforced rigorous availability standards to support live broadcast SLAs.
Cost & Performance: Regained cost control across a sprawling AWS environment (ECS, EC2, Lambda) while simultaneously improving performance for end-users through architectural optimization.
Infrastructure Auditing: Implemented tight CI/CD-based auditing, moving the organization from reactive operations to proactive infrastructure resilience.

Cloudformation, AWS (ECS/EC2/Lambda/RDS), Ansible, Python, Go