BlogBlockchain
Blockchain
6 articles on blockchain.
- Blockchain3 min read
Scaling an aggregation pipeline: from 41,000 queries a cycle to a handful
Designing a data-ingestion pipeline whose cost scales with what changed, not with the size of the dataset — batch loading, delta filtering, and cursor-based fan-out.
- Blockchain3 min read
Service boundaries for a 13-service Ethereum mempool pipeline
Why decoding the mempool in real time is a distributed-systems architecture problem — a swappable message bus, a decode waterfall with graceful degradation, and service isolation enforced by convention.
- Blockchain2 min read
When the exchange API doesn't exist: reaching for a headless browser on purpose
Tracking nine crypto exchanges for new listings means six clean APIs and three Cloudflare walls — and why we only pay the headless-browser cost where nothing else works.
- Blockchain2 min read
Why we decode Ethereum transactions before they're confirmed
A block explorer tells you what already happened. MEV, gas spikes and liquidations are decided in the seconds a transaction spends pending — which is why the mempool, not the chain, is where the signal lives.
- Blockchain3 min read
Your Ethereum RPC load balancer is serving stale data
A node three blocks behind returns a perfectly well-formed answer that is simply wrong. TCP-level load balancing cannot see the difference, and neither can your caller.
- Blockchain5 min read
Erigon v3 performance tuning: the critical role of prune distance and 8k page size
Prune distance is crash tolerance, not disk tuning. Get it below the internal pipeline lag and a restart replays days of history. Pair it with 8k MDBX pages and the race disappears.