Jordi focused on backend development for the zed repository, addressing a critical issue in LSP text chunk offset calculations using Rust. He delivered a targeted fix to the UTF-16 offset handling logic, ensuring that absolute offsets are accurately computed for all UTF-16 points within a text chunk. This adjustment resolved misalignments in LSP coordinate conversions, which previously led to incorrect editor positions during navigation and editing. Jordi reinforced the solution by adding regression tests for edge cases, specifically clipping on the first two rows, to prevent future regressions. His work improved the stability and correctness of large UTF-16 text scenarios.