Sergey Leschev ✓⃝

React Custom Hooks @ S.Leschev: useArray useAsync useClickOutside useCookie useCopyToClipboard useDarkMode useDebounce useDebugInformation useDeepCompareEffect useEffectOnce useEventListener useFetch...

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 iOS Dev Skills. Performance Review. @ S. Leschev. Google Engineering Level: L7+

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 Design large-scale systems / 2022 / Design Patterns: Behavioral, Creational, Structural, etc. @ S.Leschev. Google Engineering Level: L6+

sergeyleschev

TOP 200 #Dev 🏆 LeetCode, Solutions in  Swift, Shell, Database (T-SQL, PL/SQL, MySQL), Concurrency (Python3). @ S. Leschev. Google Engineering Level: L6+

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Design large-scale systems / 2022 / Amazon, Dropbox, Instagram, Facebook, Netflix, Pinterest, Twitter, Uber, Youtube architectures @ S.Leschev. L7+

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Sergey Leschev / Team Lead / CTO. Certificates. Developer Roadmap. 🏆 LeetCode Ranking #Dev: Global TOP 200 🏆 Golden Award Muad'Dib's Challenge 🏆 Golden Award for the Year of the Tiger Challenge.

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 Social Network in SwiftUI with MVVM (Mobile + Back). Firebase for Login/Register. @ S. Leschev. Google Engineering Level: L6+

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