Freelancer Yaroslav Korniienko (javascript and Typescript, HTML & CSS) ≡ yaroslav

Freelancers

Information Portfolio 7 Reviews 14 Activity

Yaroslav Korniienko
Kyiv, Ukraine
14 0
Available for hire

Projects 14
Rating 5.0
Rating 1 701

Want to offer Yaroslav Korniienko a job?

If you have an account, log in

Last project: 6 months back
Bids in the last two weeks: 1
Collaboration with clients: 10
Last visit: 1 hour 16 minutes ago

mongodb jquery web developer express.js flexbox Git (and some other VCS) React Native landing page WordPress

Programming

Javascript and Typescript 56 USD for project
HTML & CSS 27 USD for project
Content Management Systems
Databases & SQL
PHP 45 USD for project
Web Programming

Design & art

Web Design 40 USD for project

Services

Photo, Audio & Video

Translation

Online store with complete business logic

1118 USD

0 47

Online store with complete business logic

Online Stores & E-commerce

A simple online store without user registration. The main value of the work is the complete implementation of all necessary business logic without ready-made libraries. There are functions for managing products, tracking payments, automatic…

112 USD

0 102

Landing page for a gym

HTML & CSS

A modern design has been developed for a gym themed around a popular trend from social media. Stack: HTML/CSS/JS. Cost: 5000 UAH

112 USD

0 124

InAware Landing Page

Javascript and Typescript

InAware is a multi-page interactive SaaS product about cybersecurity. A modern style, logo, and interaction logic were developed for the landing page. Stack: React TS (the landing page is included in the entire product ecosystem). Cost - 5000 UAH…

Business card website for the NGO "Call of the Ravine"

201 USD

0 342

Business card website for the NGO "Call of the Ravine"

PHP

A multi-page website for the public organization "Poklyk Yaru". Created using HTML/CSS/JS + PHP. Responsive layout, performance, SEO settings. Cost 8000 UAH.

536 USD

0 256

Website with 3D elements

Javascript and Typescript

The "DigitalArmsLab" website features 3D assistants, 3D elements, and scenes. It includes a landing page with a drone model that rotates on scroll, as well as 3D scenes with animated weapons. The models are interactive: they can be disassembled and…

335 USD

0 215

Site 210 OShP

PHP

Multi-page website for the 210th Separate Assault Regiment. Front-end: HTML/CSS/JavaScript + jQuery Back-end: PHP + MySQL Ability to edit media content from the admin panel, feedback function

56 USD

0 263

Landing page with donation instructions

HTML & CSS

A small landing page created solely using HTML/CSS, serving as a brief guide to donate to the "Come Back Alive" fund.

Https://tripsquick.com/ widgets page

Personal 134 USD

Thank you very much! Everything is professional, high-quality, and on time!

5.0

Yaroslav Korniienko

22 December 2025

Https://tripsquick.com/ catalog page

Personal 156 USD

Thank you! The project was completed flawlessly!

5.0

Yaroslav Korniienko

12 November 2025

Develop a header for the website

16 USD

The project is completed. Overall, everything is okay.

5.0

Yaroslav Korniienko

31 October 2025

Https://tripsquick.com/ product page

Personal 78 USD

Thank you for the wonderful implementation! It's a pleasure to work!

5.0

Yaroslav Korniienko

16 October 2025

Create a landing page on SendPulse

22 USD

Yaroslav completed the task according to the specifications, made all corrections accurately. Clear approach, everything on time, very loyal and client-oriented. Thank you for the great work!

5.0

Yaroslav Korniienko

5 October 2025

Зверстати дизайн використовуючи tailwind

72 USD

The work was done professionally and quickly.

5.0

Yaroslav Korniienko

28 September 2025

Need design+layout for 1 block of the page (Html+css)

22 USD

Everything is great, very satisfied, I will reach out again.

5.0

Yaroslav Korniienko

20 September 2025

Develop a design in Figma and launch a website, a volunteer platform to support Ukraine

201 USD

I want to express my sincere gratitude to Yaroslav for the wonderful work on my project. From the very beginning, he carefully studied the brief and all my wishes, perfectly understood my vision, and implemented it at the highest level. All tasks were completed on time, with maximum attention to detail. All revisions were made very quickly, and communication was always clear and pleasant. Yaroslav was constantly in touch, offering additional ideas and solutions, which made the result even better.

Special thanks to the designer for the incredible reproduction of my ideas and meticulous work on every detail. Her contribution significantly strengthened the project and helped achieve the perfect visual result, which fully meets my goals and even exceeded expectations.

This is a true team of professionals who work with dedication and love for their craft. Yaroslav is an incredible web developer with extensive experience and a genuine desire to achieve the best result. I definitely recommend collaborating and will gladly reach out again for future projects.

5.0

Yaroslav Korniienko

12 August 2025

Website creation

Personal 141 USD

I am very satisfied with the result! Yaroslav, thank you for the quality work!

5.0

Yaroslav Korniienko

18 July 2025

Website creation

101 USD

Thank you very much for the excellent work on my online school SOBAR.SCHOOL website!
You didn't just create a beautiful and user-friendly site — you paid very close attention to each of my requests, considered all the nuances, helped structure the sections, and explained technical aspects in simple language.

I especially want to note your speed, responsibility, and tactfulness in communication. For me, this was an important stage — the launch of a dream I had nurtured for many years. And thanks to you, everything turned out exactly as I wanted — modern, professional, and heartfelt.

I recommend to everyone looking for a specialist who can be trusted not only with the technical side of the website but also with the idea.

5.0

Yaroslav Korniienko

24 June 2025

Start Platform Part 1/2

Personal 120 USD

Great job! The project was delivered with clean and well-structured code. Communication was smooth, and even though there were a few setup challenges on my side, the freelancer provided everything needed to make it work. Highly professional and easy to work with — would definitely recommend!

5.0

Yaroslav Korniienko

2 June 2025

Refine the web application (React + Express)

Personal 18 USD

The work was done quickly and qualitatively. I recommend.

5.0

Yaroslav Korniienko

7 May 2025

Development of a website for a travel agency

27 USD

Perfectly executed project and the timing of execution is ideal.

5.0

Yaroslav Korniienko

21 April 2025

Need to improve the HTML page

29 USD

Your feedback and ratings will not be publicly available until the contractor adds a reciprocal review of your collaboration.

5.0

Yaroslav Korniienko

14 April 2025

Total projects:

14

Successful projects 100% 0 arbitrations

Average rating:

5.0

14 reviews

5.0

Professionalism

5.0

Quality

5.0

Price

5.0

Contactability

5.0

Deadlines

Latest proposals 10

Project	Budget	Proposal	Deadline	Added
Website Developer Needed - Non-Profit/Institutional Website Revamp	750 USD	750 USD	18 days	4 Jul
Redesign the styles of product cards	25 USD	22 USD	1 day	20 Jun
Responsive Portolio Website Design ( wordap - selling and buying website )	Not specified	250 USD	12 days	20 Jun
Mobile version of the website	Not specified	101 USD	3 days	16 Jun
New website for sto-vag.com.ua	Not specified	179 USD	9 days	16 Jun
Landing page for training courses	Not specified	134 USD	5 days	15 Jun
Development of a simple catalog website (Czech Republic)	75 USD	40 USD	1 day	14 Jun
Development of the web service "Interactive Veterinary Dental Map"	Not specified	603 USD	30 days	13 Jun
Creation of a business card website for a consulting company	Not specified	350 USD	9 days	13 Jun
Dental	45 USD	45 USD	7 days	18 Apr

Website Developer Needed - Non-Profit/Institutional Website Revamp

Status Open for proposals

Type Public project

Budget 750 USD

Proposal 750 USD

Deadline 18 days

Added 4 July

Переробити стилі карточок товарів

Status Closed without completion

Type Public project

Budget 25 USD

Proposal 22 USD

Deadline 1 day

Added 20 June

Responsive Portolio Website Design ( wordap - selling and buying website )

Status Project expired

Type Public project

Budget Not specified

Proposal 250 USD

Deadline 12 days

Added 20 June

Мобільна версія сайта

Status Closed without completion

Type Public project

Budget Not specified

Proposal 101 USD

Deadline 3 days

Added 16 June

Новий сайт для sto-vag.com.ua

Status Closed without completion

Type Public project

Budget Not specified

Proposal 179 USD

Deadline 9 days

Added 16 June

Лендінг курсів по навчанню

Status Project expired

Type Public project

Budget Not specified

Proposal 134 USD

Deadline 5 days

Added 15 June

Розробка простого сайту-каталогу (Чехія)

Status Project complete

Type Public project

Budget 75 USD

Proposal 40 USD

Deadline 1 day

Added 14 June

Розробка веб-сервісу «Інтерактивна ветеринарна стоматологічна карта»

Status Closed without completion

Type Public project

Budget Not specified

Proposal 603 USD

Deadline 30 days

Added 13 June

Создание сайт визитки для консалтинговой компании

Status Closed without completion

Type Public project

Budget Not specified

Proposal 350 USD

Deadline 9 days

Added 13 June

Dental

Status Suspended by administration

Type Personal project

Budget 45 USD

Proposal 45 USD

Deadline 7 days

Added 18 April

Yaroslav Korniienko
Kyiv, Ukraine
14 0
Available for hire

Projects 14
Rating 5.0
Rating 1 701

Want to offer Yaroslav Korniienko a job?

If you have an account, log in

Last project: 6 months back
Bids in the last two weeks: 1
Collaboration with clients: 10
Last visit: 1 hour 16 minutes ago

Українська: Fluent
English: Advanced
Čeština: Intermediate

Profile

Indicators

Specializations

Javascript and Typescript

HTML & CSS

CV

Tags

Skills and abilities

Programming

Design & art

Services

Photo, Audio & Video

Translation

Portfolio Works

Client reviews

Https://tripsquick.com/ widgets page

5.0

Yaroslav Korniienko

Https://tripsquick.com/ catalog page

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

Https://tripsquick.com/ product page

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

Website creation

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

Start Platform Part 1/2

5.0

Yaroslav Korniienko

Refine the web application (React + Express)

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

5.0

Yaroslav Korniienko

Indicators

Total projects:

14

Average rating:

5.0

5.0

5.0

5.0

5.0

5.0

Activity