Resume

Hello, I'm Denis 🙂

Frontend ✨

Best I know and love button styling React, Typescript, Next.js pages/app

• I use state managers
• I create placeholders and avoid 'jumping' elements
• I strive for user-friendly UI
• I understand how React works like a shite and use component memoization
• I know optimization, typing in JS (better not to know) and try to avoid terrible operators and ...
• I use code analyzers ESLint & Prettier

Backend ✨

I know Node.js, Express, Java 17/20, Spring

• I can use PostgreSQL, MongoDB, Firebase
• I know how to architect applications with MVC/MVVM
• I love patterns like strategy, iterator, observer, builder, prototype
• I know XSS, DB injections, cryptography
• I know REST/SOAP/GraphQL, OSI/TCPIP protocols 🎑️
• I can work with JSON/XML/CSV/YAML data

Base ✨

• I understand algorithms and data structures
• Big O, references, pointers, arrays, maps, vectors, iterators, linked lists, trees, containers (stack, queue…). 🌠️
• I know how memory works
• I know GitHub, I use Linux
• I love both OOP and FP: immutability, streams forEach, map, filter, orElseThrow...
• I'm learning Docker, Kubernetes, microservices, CI/CD