Culture Codes - Company culture decks aggregated all in one place
JobsInTech - Find tech jobs that come with a visa
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Visa Sponsors Weekly - Hand-picked jobs with visa sponsorship, curated weekly
Culture Your Culture - Finally, the much needed step-by-step "how to" for culture
Culture Queries - The best questions to ask your interviewer