Coding — AI off
Blank-editor Java that runs as you type. Clarify → Code → Test → Optimize, cold and timed.
0/9 done
- Transaction event processor: dedup, order by time, resolve final statusseniorapplied · event-processing · idempotency · ordering · opendoor30m
- Home search: filter, sort, paginateseniorapplied · search · pagination · sorting · opendoor30m
- Key-value store with TTL (logical clock)seniorapplied · data-structures · ttl · logical-clock · opendoor30m
- Listing index: O(1) id lookup with filtered rankingseniorapplied · data-structures · indexing · opendoor30m
- LRU cache with capacity evictionseniorapplied · data-structures · cache · opendoor30m
- Home pricing rule engine with breakdown and overrideseniorapplied · strategy · pricing · opendoor30m
- Sliding-window rate limiter (logical clock)seniorapplied · data-structures · rate-limiting · opendoor30m
- Inventory vs financial reconcilerseniorapplied · reconciliation · data-quality · opendoor30m
- In-memory Spreadsheet with formula recalcseniorapplied · data-structures · recursion · opendoor35m