pzz.lu

digital craftsmanship · grounded in stone

Selected Works

Fintech Gateway

Cross-border payment infrastructure for European markets. Real-time settlement across 12 currencies.

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Technical Stack

  • Rust
  • PostgreSQL
  • gRPC
  • Kubernetes

Timeline: 8 months

Outcome: 99.97% uptime, 340ms avg latency

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Archive Digitiser

Document processing pipeline for historical archives. OCR and metadata extraction from 15th-century manuscripts.

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Technical Stack

  • Python
  • Tesseract
  • Elasticsearch
  • Docker

Timeline: 14 months

Outcome: 2.3M pages processed, 94% accuracy

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Stone & Signal

IoT sensor network embedded in heritage buildings. Structural monitoring without visible modification.

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Technical Stack

  • C++
  • LoRaWAN
  • TimescaleDB
  • Grafana

Timeline: 11 months

Outcome: 47 buildings monitored, zero intrusion

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Regulatory Engine

Automated compliance checking for EU financial directives. Rules as code, auditable and version-controlled.

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Technical Stack

  • Go
  • OPA/Rego
  • Redis
  • Terraform

Timeline: 6 months

Outcome: 1200+ rules encoded, 40% faster audits

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Crypt Protocol

End-to-end encrypted messaging for institutional clients. Zero-knowledge architecture with full audit trail.

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Technical Stack

  • Rust
  • Signal Protocol
  • WebSocket
  • AWS

Timeline: 10 months

Outcome: SOC2 certified, 15K daily users

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Moss Network

Distributed compute platform for environmental modelling. Green infrastructure meets edge computing.

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Technical Stack

  • Julia
  • WASM
  • IPFS
  • libp2p

Timeline: 18 months

Outcome: 89 edge nodes, 60% compute cost reduction

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Signals & Metrics

Activity patterns across projects and systems. Each wave represents a distinct data stream.

Deployments Uptime Throughput