Self-taught coder in first role. Want to job hop, but paralyzed by fear of the unknown. Dose of realism needed. Please help.

Apologies in advance for the ramble. I’m just really in need of some objective advice right now.

So far I consider myself a moderate success story: With zero relevant education or experience, in my 30s I taught myself math, stats, and coding, then scored a job as a junior machine learning research engineer. In this job I analyze large data sets, run deep learning experiments in the cloud using large pre-trained models, and write back end code to serve these …

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