January 2026 ROCm/aiter monthly summary: Delivered a targeted feature to strengthen routing compatibility across ROCm versions by adding Moe Routing Backward Compatibility Lookup. The new moe_routing lookup in the backward compatibility map enables more robust routing decisions and smoother upgrades for downstream components. This work was implemented via a focused change and corresponds to issue #1890, tracked in commit 3a530a4d10c635e3cebbfdfa623fa0281316f5bb with the message: "Added lookups for moe_routing". Major bugs fixed: None reported for ROCm/aiter this month. Overall impact: Improves cross-version routing stability, reduces upgrade risk for users, and enhances maintainability by clarifying backward-compatibility behavior. The delivery demonstrates disciplined, traceable feature work with a clear commit history. Technologies/skills demonstrated: backward-compatibility mapping, version-controlled feature delivery, precise commit messaging, issue tracking alignment, and adherence to code review and release processes.