Useful resources

CV

Canva — I have tried using many templating options on the internet tailored for creating a CV, but all of them have some disadvantages. Canva is a classic and it is the best.

Investigations

• Levels.fyi — check salaries and check companies.
• Glassdoor — check reviews, gossip about the company.
• Blind — anonymous discussions of the companies.
• Crunchbase — company size, location of HQ, and existing revenue or last round of investment.

System Design

Watch this guy, he explains System Design on different levels — Senior, Mid, Junior — and places where you can show off:

This guy gives good basics for you to get all the basic knowledge for System Design concepts:

System Design Course — it is a big one, but basically an industry standard. Can be an overkill, but worth passing for professional career in general.

Coding

• Neetcode — Leetcode with sane roadmap and explanations.
• Hackerrank — many companies use this site during Coding Interviews.
• Codewars — also used by many companies.