Worked on enhancing Melange-OCaml indexer integration within the ocaml/dune repository, focusing on improving alias resolution and handling of Melange-specific contexts. Leveraging expertise in build systems, compiler development, and OCaml, the developer updated indexer rules to recognize Melange stanzas and accurately resolve associated compilation paths. This technical approach enabled more seamless interoperability between Melange and the Dune build system, reducing integration friction for Melange-enabled projects. The improvements laid foundational support for smoother cross-tool workflows, directly contributing to increased build reliability. The work was implemented in ML, emphasizing robust handling of complex build scenarios without introducing regressions or instability.