The Tezos project uses OCaml to build the core network and protocol features (but not the smart contracts). Companies are starting to build products based arou

The Tezos project uses OCaml to build the core network and protocol features (but not the smart contracts). Companies are starting to build products based around Tezos and OCaml knowledge will be valuable for some aspects of that. See https://gitlab.com/tezos/tezos https://gitlab.com/tezos/tezos for the code.