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Distributed Systems

3 posts on distributed systems.

• // distributed systems

  Mongo → Kafka via Debezium

  oplog CDC at multi-tenant scale

  2026-03-20 · 11 min · DISTRIBUTED SYSTEMS

  Building a CDC pipeline with Debezium — without breaking the source

  Lessons from tailing a multi-tenant Mongo oplog into Kafka without putting the source database under more load than it already had.

  • Debezium
  • Kafka
  • Mongo
• // distributed systems

  GPS normalization

  8–10k vehicles · 40–80M events/day

  2026-03-05 · 8 min · DISTRIBUTED SYSTEMS

  Normalizing GPS telemetry from 8k vehicles across half a dozen sources

  Polished APIs, flaky devices, customer-internal feeds — what cross-source GPS normalization actually looks like in production.

  • GPS
  • Telemetry
  • Logistics
• // distributed systems

  OTel + Grafana stack

  trace / log / metric on one backbone

  2026-02-02 · 9 min · DISTRIBUTED SYSTEMS

  OpenTelemetry: trace, log, metric — one stack, three signals

  What it actually costs to consolidate observability onto OTel + Grafana + Loki + Tempo + VictoriaMetrics, and what you get back.

  • OpenTelemetry
  • Observability
  • Grafana