Freelancer Maksym O. (web Programming, cryptocurrency & Blockchain) ≡ onishchuk

Freelancers

Information Portfolio 20 Reviews 5 Activity

Maksym O.
Vinnytsia, Ukraine
5 0
Available for hire

Projects 5
Rating 4.9
Rating 781

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Last project: 9 months back
Bids in the last two weeks: 80
Collaboration with clients: 4
responds to 57% of messages

mongodb jquery web developer golang googl analytics React Native Amazon AWS PostgreeSQL

0 291

Screenify - streaming service with 100,000+ content

Website Development

I managed to achieve a page load time of less than 1 second, even with a database of over 100,000 content items. This allowed to reduce the bounce rate by 25% and cut customer acquisition costs by 15%, saving over $2,000/month on marketing. The…

0 176

Etalon — a platform for real estate sales

Website Development

I managed to achieve a page loading time of less than 1 second thanks to SSR and frontend optimization. This improved user interaction with the site and allowed for more effective conversion of traffic into leads. The client reached out through a…

0 155

SVOI — SaaS MVP for drop sales model

Website Development

I managed to create a platform with a loading time of 0.9–1.2 seconds even with a visually rich interface. This allowed reducing the bounce rate on mobile by approximately 30% and increasing engagement with active drops by ~35%. The client approached…

0 193

Tasty Corpus — SaaS MVP platform for online food ordering

Website Development

I managed to create a fast and convenient platform for online orders with minimal delays in the interface and quick order processing. This has reduced the number of cancellations during checkout and increased the number of completed orders. The…

0 186

Postiq — AI SaaS platform for social media management

Website Development

I managed to reduce content planning time by 35% and increase publication efficiency by 40% thanks to the combination of AI generation and posting automation in one product. The client approached with the idea of creating a platform that combines all…

0 265

DESQK - a platform for freelancers and their clients

Website Development

This project is a large-scale system for collaboration between clients and freelancers, combining tools for project management, communication, meeting scheduling, email integration, and time tracking. Over 40 users are already working in the system…

0 218

Atal - a platform for recruiters and job seekers

Website Development

The client contacted us through a freelance platform with the need to create a service to simplify the job search and personnel recruitment process in Australia. One of the important tasks was to verify the official registration of companies through…

0 195

Carspace - online store for the Kazakhstan market

Online Stores & E-commerce

We implemented a three-click ordering system and developed targeted landing pages for each product. Thanks to this, the number of abandoned carts decreased by 32%, the checkout process time was halved, and sales increased by 18%. The client contacted…

0 171

Win-B - a platform for women in business

Online Stores & E-commerce

In this project, I fully digitized the process of coordinating events and services for the international business club Woman in Business. This allowed reducing administrative workload by more than 30 hours per month, cutting event organization costs…

0 230

TwinSann - one of the largest furniture manufacturers in Ukraine

Online Stores & E-commerce

I reduced the website loading time to less than 1 second, which is 63.1% faster than competitors. This led to a 15% increase in purchases and brought the company over $390,000 in revenue per year. The client — one of the largest furniture…

Develop a scalable backend for open-source video game

22 USD

The work was done qualitatively and professionally! Communication was clear and to the point. We slightly missed the deadlines, but the result was worth it!

4.9

Maksym O.

2 October 2025

Software creation

Personal 93 USD

Maxim performed his work qualitatively. Thank him

5.0

Maksym O.

15 July 2025

From React to Next.js

Personal 243 USD

Everything is wonderful! The work went without problems. I recommend!

5.0

Maksym O.

16 March 2023

Development of FoodInUA

Personal 27 USD

It almost worked =)
You need to work more attention to the details and gain experience.

3.7

Maksym O.

12 October 2022

You need to make a 1 page.

22 USD

The work is done in general, visually everyone is well.
There are comments and nuances on the way, but because of a small budget we will close our eyes on it.

4.7

Maksym O.

18 September 2022

Total projects:

5

Successful projects 100% 0 arbitrations

Average rating:

4.9

5 reviews

4.5

Professionalism

4.2

Quality

5.0

Price

5.0

Contactability

4.6

Deadlines

Latest proposals 10

Project	Budget	Proposal	Deadline	Added
Antique cut	Not specified	2000 USD	7 days	13:00
Parsing Resumes from Rabota.ua Work.ua	27 USD	27 USD	7 days	12:21
Bot Administrator / CRM	Not specified	2282 USD	7 days	12:17
Development of a browser extension (WXT, TSyringe, TypeScript) — Interactive tamagotchi for tabs	Not specified	2282 USD	7 days	11:55
Back-end developer (Nest.js)	Not specified	45 USD	7 days	5:08
Bot for mirroring futures positions (Hyperliquid / Bitget → Binance Futures)	Not specified	45 USD	7 days	15 Jul
Development of a client search automation system in Telegram based on Telethon	684 USD	684 USD	7 days	15 Jul
Website layout based on the ready design	223 USD	223 USD	7 days	15 Jul
Bot for Telegram	33 USD	33 USD	7 days	15 Jul
AI automation of telephony Binotel and chat	602 USD	602 USD	7 days	15 Jul

Antique cut

Status Blocked by users

Type Public project

Budget Not specified

Proposal 2000 USD

Deadline 7 days

Added 13:00

Парсінг Резюме Rabota.ua Work.ua

Status Rules violated

Type Public project

Budget 27 USD

Proposal 27 USD

Deadline 7 days

Added 12:21

Бот-администратор / CRM

Status Closed without completion

Type Public project

Budget Not specified

Proposal 2282 USD

Deadline 7 days

Added 12:17

Разработка браузерного расширения (WXT, TSyringe, TypeScript) — Интерактивный тамагочи для вкладок

Status Closed without completion

Type Public project

Budget Not specified

Proposal 2282 USD

Deadline 7 days

Added 11:55

Бек-енд разработчик (Nest.js)

Status Open for proposals

Type Public project

Budget Not specified

Proposal 45 USD

Deadline 7 days

Added 5:08

Бот для дзеркалювання ф’ючерсних позицій (Hyperliquid / Bitget → Binance Futures)

Status Open for proposals

Type Public project

Budget Not specified

Proposal 45 USD

Deadline 7 days

Added 15 July

Разработка системы автоматизации поиска клиентов в Telegram на базе Telethon

Status Open for proposals

Type Public project

Budget 684 USD

Proposal 684 USD

Deadline 7 days

Added 15 July

Верстка сайта на основе готового дизайна

Status Open for proposals

Type Public project

Budget 223 USD

Proposal 223 USD

Deadline 7 days

Added 15 July

Бот для телеграмм

Status Closed without completion

Type Public project

Budget 33 USD

Proposal 33 USD

Deadline 7 days

Added 15 July

AI автоматизація телефонії Binotel та чату

Status Open for proposals

Type Public project

Budget 602 USD

Proposal 602 USD

Deadline 7 days

Added 15 July

Maksym O.
Vinnytsia, Ukraine
5 0
Available for hire

Projects 5
Rating 4.9
Rating 781

Want to offer Maksym O. a job?

If you have an account, log in

Last project: 9 months back
Bids in the last two weeks: 80
Collaboration with clients: 4
responds to 57% of messages

Profile

Indicators

Specializations

Web Programming

Cryptocurrency & Blockchain

Tags

Skills and abilities

Programming

Design & art

Services

Photo, Audio & Video

Promotion

Mobile development

Administration

Writing

Portfolio Works

Client reviews

Develop a scalable backend for open-source video game

4.9

Maksym O.

Software creation

5.0

Maksym O.

From React to Next.js

5.0

Maksym O.

Development of FoodInUA

3.7

Maksym O.

You need to make a 1 page.

4.7

Maksym O.

Indicators

Total projects:

5

Average rating:

4.9

4.5

4.2

5.0

5.0

4.6

Activity