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Summary

Expertise

Project Highlights

Education

Agency

SK

English:

Upper Intermediate

Serhii K.

vetted by Youteam

Vetted by YouTeam

Ukraine

UTC +02:00

Ukraine/Kyiv

English:

Upper Intermediate

Senior Frontend Developer

A talented leader with a demonstrated history of implementing solutions requiring in-depth knowledge and solid experience in working with complex systems. Big-picture thinker focused on finding effective and efficient solutions to elevate organizational productivity, technical infrastructure, and security. Technically savvy, willing, and able to function in any role necessary to achieve project objectives.

Want to hire this engineer?

Check if Serhii is available

Expertise

Years of commercial development experience

10 years of experience

Core technologies

JavaScript 8 years
React.js 5 years
Next.js 5 years
TypeScript 3 years

Other technologies

HAML
WebGL
Animation
Responsive Web Design
Adaptive layout
Npm
Slim
Webpack
Redux
Flutter
Material-UI
Tailwind CSS

Project Highlights

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Frontend React.JS Engineer

Evrlearn

Evrlearn is a platform that connects you with professional continuing education providers in Switzerland and worldwide.

Responsibilities & achievements

Developing frontend features in an education application that allow one to explore and buy courses and learning programs in Switzerland. Challenges We developed a modern UI and also optimized the booking process.

JavaScript
PostgreSQL
React.js
CircleCI
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Frontend React.JS Engineer

FUZU

Fuzu is Africa's #1 career platform, nominated as one of the most promising start-ups on the continent.

Responsibilities & achievements

Development, maintenance, and refactoring of the front end. Design and implement new micro frontend services. Improve frontend performance of solutions through documenting and refactoring the existing codebase. Challenges We created a product for users with minimal traffic and slow internet for the African market.

PostgreSQL
React.js
Elasticsearch
Redis
Sidekiq
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Frontend React.JS Engineer

MedYouCate

The global e-learning platform for general- and visceral surgery.

Responsibilities & achievements

Responsibilities Create an SSR app using Nextjs that helps provide an exceptional learning experience for young surgeons. Challenges Implemented complex and fast UI for the surgeons.

PostgreSQL
Elasticsearch
Redux
Next.js
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Frontend React.JS Engineer

Opinion Stage

Service for creating interactive visual quizzes, polls, surveys & forms.

Responsibilities & achievements

Responsibilities Development, maintaining, and refactoring the front end. Design and implement new features. Daily communication with the client. Develop user interface components and implement them following React.js workflows, ensuring the reliability and maintainability of these components and the overall application. Challenges Implemented complex functionality and complex workflows.

PostgreSQL
React.js
Elasticsearch
Redis
icon
Frontend React.JS Engineer

Instalinks

InstaLinks enables users to create customizable landings and links to publish on social media and promote their businesses.

Responsibilities & achievements

Responsibilities Development, maintenance, and refactoring of the front end. Design and implement new features. Work closely with stakeholders, other developers, testers, and designers to create effective software solutions. Understand business requirements and translate them into technical requirements. Challenges Established and enforced coding standards to ensure codebase maintainability; created reusable code and documentation.

Node.js
React.js
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Frontend React.JS Engineer

Senden24

Digital platform that gives retailers – both e-commerce shops and traditional stores – the opportunity to offer customers home deliveries.

Responsibilities & achievements

Responsibilities Development, maintenance, and refactoring of the front end. Design and implement new features. Daily communication with the client. Challenges We created a unique delivery for shoppers.

PostgreSQL
Elasticsearch
Redis
RSpec
Sidekiq
icon
Frontend React.JS Engineer

Movinga

Europe's fastest growing online provider of removals.

Responsibilities & achievements

Responsibilities We helped create the Movinga product with Ruby on Rails microservices architecture. Technically the product included different microservices as API consumers, providers, and proxies, Front-facing Ruby on Rails web apps, Admin backends, and Mobile backend APIs. integrations with internal operational systems. Challenges We created a unique delivery for shoppers.

PostgreSQL
Elasticsearch
Redis
RSpec
Sidekiq
icon
Frontend React.JS Engineer

Revostate

Home rent and buy & sell service.

Responsibilities & achievements

Responsibilities Development, maintenance, and refactoring of the front end. Design and implement new features. Profile and improve front-end performance of existing solutions. Daily communication with the client. Challenges We created a unique real estate designer and a modern map with objects for sale.

Node.js
React.js

Education

Higher education in Computer Science

Agency

Marketplace & SaaS development agency #1094

50-100

GMT+2

Kyiv/Ukraine, Dnipro/Ukraine

Core Expertise

App Store
C++
JavaScript
Node.js
Objective-C
Prototype
Python
React.js
Ruby on Rails
UI
UX
WordPress
Information Architecture
Information design
iOS
Swift
Concept Design
Responsive Web Design
Wireframing
Design Patterns
Prototyping
iOS SDK
Vue.js
Snowflake

Industries

Education & Science, Business & Productivity, Logistics & Transportation, E-Commerce & Retail, Information services & Technologies, News & Media, Travel & Tourism, Healthcare & Medicine, Data Science & Machine Learning, Entertainment, Branding, design, web development, SaaS

Want to hire this engineer?

Check if Serhii is available