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Summary

Expertise

Project Highlights

Education

Agency

RZ

English:

Proficient

Rostyslav Z.

vetted by Youteam

Vetted by YouTeam

Ukraine

UTC +02:00

Ukraine/Kyiv

English:

Proficient

Full-Stack Solution Architect

- 7 years of solution architecture and full-stack development expertise; - Proven track record in building complex applications from scratch and enhancing existing products; - Proficiency in front-end and back-end technologies and modern frameworks; - Adept at server-side optimizations, caching, and algorithm implementation; - Strong analytical, problem-solving, and communication skills; - Thrives in fast-paced agile environments and handles pressure with ease; - Committed to continuous self-improvement and skill development; - A self-starter with unwavering dedication to team success.

Want to hire this engineer?

Check if Rostyslav is available

Expertise

Years of commercial development experience

7 years of experience

Core technologies

Node.js 7 years
TypeScript 7 years
SaaS 5 years
ERP 5 years
DevOps 4 years
React.js 7 years

Other technologies

Django
JavaScript
MongoDB
MySQL
Node.js
PostgreSQL
Python
React.js
React Native
TypeScript
Apollo
Redux
GraphQL
Next.js
Tailwind CSS

Project Highlights

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Back-End Developer

Shapelab

On this project, I played the role of Python Backend Developer. My task was to develop a highly functional RESTful API for a mobile application. For this task, I had the following stack: • FastAPI which I used together with Supabase. There was also a need to use libraries for parsing tick-tock, Snapchat, and Suno. For these tasks, I used BS4, Selenium, and Scrapy. • Celery to develop backend tasks.

Responsibilities & achievements

• Developed authentication and verification for Snapchat and TikTok accounts. • Scraped videos and their previews from Snapchat and TikTok. • Developed logic and managed the database. • Interacted with AI to generate songs.

Selenium
Scrapy
Celery
Fast API
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Full-Stack Developer

Xaqt

KnowledgeFlow is a knowledge management solution specifically designed for contact centers. It gives agents an internet-like search tool that allows them to easily access relevant information when they need it, so they can quickly resolve customer issues. Xaqt KnowledgeFlow offers speed and convenience for managing and retrieving knowledge that is scattered in different locations. This means that agents don't have to spend time sifting through lengthy knowledge base articles – they can simply access easy-to-consume answers that quickly solve customer queries.

Responsibilities & achievements

• Developed the only multi-experience AI platform. • Managed data for consulting companies. • Processed results of audio conversations with clients. • Handled data accounting and adjustments. • Designed and formatted adaptive layouts for different screen sizes, including work with forms. • Managed volumetric data tables. • Integrated an audio player with functionalities to listen to and download audio recordings.

OpenCV
TypeScript
Next.js
Tailwind CSS
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Full-Stack Developer

Formation

Our services help customers achieve and manage their health goals, and mental clarity, boost immunity, enhance sports performance, and speed recovery using targeted metrics and data collection. Each service is led by highly skilled wellness representatives and delivered in an engaging, encouraging, and transparent environment.

Responsibilities & achievements

• Implemented authorization with Firebase. • Developed the project from scratch. • Created a registration form. • Worked on animations. • Implemented CRUD operations using Python on the backend.

PostgreSQL
Python
TypeScript
Redux
GraphQL
Next.js
Tailwind CSS
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Full-Stack Developer

Guardarian

Guardarian is a web-based cryptocurrency exchange platform that offers the capability to trade over 400 different cryptocurrencies. Users can both buy and sell various cryptocurrencies on the platform. It provides a robust support system, including dedicated crypto pages and custom calculators that provide real-time price calculations for cryptocurrencies.

Responsibilities & achievements

• Developed crypto pages and implemented pagination. • Created an admin panel. • Optimized SEO for the project. • Built a login system. • Developed the support functionality.

Express.js
MySQL
Node.js
TypeScript
Sass
Next.js
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Full-Stack Developer

ZitAdmin

Crafted an admin dashboard exclusively designed to meet the unique requirements of our esteemed client. This dynamic tool offers swift access to vital information, equipping professionals and teams with a comprehensive view of reports, KPIs, and critical data for more informed decision-making. Should deeper insights be necessary, the dashboard seamlessly facilitates a closer examination of finer details.

Responsibilities & achievements

• Integrated and customized CoreUI template for the admin interface. • Utilized Next.js for server-side rendering and improved responsiveness. • Implemented cookies-js for client-side data management. • Set up secure authentication using NextAuth.js with Zitadel. • Integrated GraphQL for efficient data retrieval and querying. • Developed RESTful API using Nest.js.

MongoDB
TypeScript
GraphQL
Next.js
Nest.js

Education

Higher education in Computer Science

Agency

Development agency #31

400+

GMT-11

Remote

Want to hire this engineer?

Check if Rostyslav is available