If you're looking for synonyms for the phrase "tech maven," there are a few different routes you could go. For one, you might substitute the word "maven" with other similar terms, such as "expert," "guru," or "whiz." Alternatively, you might use more specific descriptors to denote the individual's area of expertise within the tech industry, such as "coding ace," "UX specialist," or "AI expert." Other options might include terms related to innovation and leadership, such as "innovator," "thought leader," or "visionary." Ultimately, the best synonym for "tech maven" will depend on the specific context in which it's being used and the tone you're looking to convey.