Blockchain Engineering · 3 min read
Handling chain reorganizations in EVM indexers
Indexers that treat recent blocks as final accumulate orphaned data. How to detect reorganizations, roll back safely and expose confirmation levels to consumers.
Blockchain Engineering
Smart contracts, indexing, EVM integrations and the engineering behind dependable on-chain systems.
- Blockchain Engineering · 3 min read
Smart contract upgrades: proxies, risks and when not to use them
Upgradeable contracts solve one problem and create others. How proxies work, the most common storage mistakes and the governance an upgrade requires.