From Longman Dictionary of Contemporary Englishcodercod‧er /ˈkəʊdə $ ˈkoʊdər/ noun [countable] informal a computer programmer a coders’ convention
Examples from the Corpus
coder• The coder then selects the codes to apply.From Longman Business Dictionarycodercod‧er /ˈkəʊdəˈkoʊdər/ noun [countable] COMPUTING someone who writes instructions for computers in computer codeClaudia has worked as a coder and system administrator in various environments. 