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Sergey K.

Offer Sergey to work on your next project.

Ukraine Sumy, Ukraine
4 minutes ago
Available for hire available for hire
91 Safe completed
5 days ago
34 Clients
added 9 bids
registered for 6 years

Rating

Successful projects
100%
Average rating
10 of 10
Rating
1155
HTML and CSS 1
C and C++
41 projects
Technical documentation
20 projects
C and C++
9 projects
Rewriting
5 projects
Abstracts, diploma papers, course papers

Skills

Portfolio


  • 50 UAH

    Вывод ленты Instagram на сайте

    Web programming
    Выведу ленту Instagram на сайт
    Ни каких виджетов не использую только Access Token
  • 250 UAH

    Скопирую Landing page для вас и настрою

    HTML and CSS
    Увидели у конкурента красивый одностраничный сайт ?
    Скопирую Landing page для вас и настрою, чтобы и вы получали больше клиентов в свой бизнес !
    Что входит в стоимость:
    - копия данного вами landing page / одностраничного сайта (1 страница сайта)
    - оригинальный html код (как у донора, но удаляю счетчики и виджеты)
    - полный набор изображений с сайта (как у донора)
    - все js / css файлы (как у донора)
    - изменение контактных данных на ваши (email, телефон)
    Обратите внимание на дополнительные опции:
    - подключение форм обратной связи на ваш email
    - установить копию на хостинг
    - подключить Яндекс Метрику или Google Analytics
    - сайт создан на конструкторе или нет
    - копия с WordPress / Bitrix / Joomla
    Внимание! Такие правки, как изменение картинок, текстовых блоков, расположения объектов, добавления какого-либо контента не входит в данную стоимость.
    Не беру в работу сайты, запрещенных тематик (адалт и т. п. ), а так же сайты с вирусами и которые блокируются антивирусами.
    Не копирую с платформы Wix, uKit, Bloxy, интернет-магазины, платежные ресурсы
    Не переношу копии на CMS
    Нужно для заказа:
    Адрес сайта донора.
    Данные от хостинга, если заказали опцию "Установить на хостинг"
    E-mail адрес, если заказали опцию "Подключение форм обратной связи"
    Данные от метрики или аналитики, если заказали опцию.
    Фриланс услуга включает:
    Копию 1 страницы
    Срок выполнения: от 1 до 3х дней
    Тип: Лендинг или одностраничный сайт
    CMS: HTML, Textolite
    Язык разработки: PHP, HTML CSS
    База данных: Не предусмотрена
  • 100 UAH

    Слайдер

    HTML and CSS
    Установлю на ваш сайт слайдер
  • 4000 UAH

    Интернет- магазин

    Online stores and e-commerce
    Разработаю для Вас интернет-магазин.
    Что потребуется от Вас:
    1. Контекст;
    2. Изображение товара.
    Все фишки и пожелания учитываются.
    Если разработка с нуля - время на выполнения заказа 7 дней
    Если доработка - время на выполнения заказа 3 дня

Reviews and compliments on completed projects 91

23 November 400 UAH
Laboratory work of C++

Quality
Professionalism
Price
Availability
Terms

Greatly performed work. Everything is done in the time and in the time.

20 November 700 UAH
Home work at the university

Quality
Professionalism
Price
Availability
Terms

Everything is done well and in time.

11 November 600 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration!!The !

7 November 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, as always. Thank you for cooperation

5 November 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

2 November 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work thank you for your collaboration!

1 November 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

28 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work thank you for cooperation.

20 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

19 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Thank you for your collaboration, as always great work!

17 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

16 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

11 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

10 October 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration!

4 October 600 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, as always at the height.

25 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Thank you for your collaboration, great work!

20 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration!

18 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, quality at the height!

16 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

14 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

This is a wonderful robot, I recommend.

11 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

A great robot, I recommend.

7 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

6 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

5 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

Quality
Professionalism
Price
Availability
Terms

The work is done well. and thank you.

2 September 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Приємно співпрацювати, чудова робота

31 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Good work, we work together.

Quality
Professionalism
Price
Availability
Terms

Work done in time and quality.

Quality
Professionalism
Price
Availability
Terms

The work is done very well and timely! The result is satisfied.

25 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration.

Quality
Professionalism
Price
Availability
Terms

The work is done well. I’m going to go to the executive again.

21 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work was great, thank you for cooperation.

19 August 300 UAH
Описать алгоритм

Quality
Professionalism
Price
Availability
Terms

Great work, I hope for future cooperation.

18 August 300 UAH
Опис алгоритмов

Quality
Professionalism
Price
Availability
Terms

Робота виконана швидко, як завжди приємно співпрацювати!

17 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Якісно виконана робота, вкотре співпрацюємо.

16 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Good work, pleasant collaboration

Quality
Professionalism
Price
Availability
Terms

Roosevelt is done well.

13 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Great work, thank you for your collaboration!

Quality
Professionalism
Price
Availability
Terms

The work was done very quickly and efficiently!

9 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work is done greatly! As always, pleasantly collaborating.

Quality
Professionalism
Price
Availability
Terms

Excellent and good work at the scheduled time. I recommend the executive.

7 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

A great professional, we work all up!

5 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work was done quality and very quickly.

4 August 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work was done wonderfully and quickly.

31 July 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work was performed greatly.

28 July 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work is done at the height, everything is fast and quickly!

26 July 300 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

The work is done greatly, everything is clear and fast.

21 July 200 UAH
Basic Principles of OOP

Quality
Professionalism
Price
Availability
Terms

The work has been done quickly in time, I highly recommend!

15 July 300 UAH
Practical tasks with C++

Quality
Professionalism
Price
Availability
Terms

Work is fast and efficient – everything is done according to the task. I recommend it!

13 July 300 UAH
Translation

Quality
Professionalism
Price
Availability
Terms

Everything is well. There is no narcissus. Made by Consciousness

Quality
Professionalism
Price
Availability
Terms

Excellent work done before the specified deadline. I recommend the executive Sergey Kovalevsky.

Quality
Professionalism
Price
Availability
Terms

Отлично сделанная работа, очень оперативно, быстрее оговоренного срока. Рекомендую Сергея Ковалевского как ответственного исполнителя.

Quality
Professionalism
Price
Availability
Terms

Very fast and well, happy with work.

5 July 300 UAH
Course Robot

Quality
Professionalism
Price
Availability
Terms

A very good and positive person! It works quickly, quality and at a delicious price! I recommend to everyone!

28 June 250 UAH
Concepts

Quality
Professionalism
Price
Availability
Terms

Or to create a project?
It is a great pleasure to work together, master of your business.

27 June 250 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Master of your business. The work is done in time, even earlier.

25 June 250 UAH
Mathematical Concepts

Quality
Professionalism
Price
Availability
Terms

Excellent copywriter, master of his business, the robot is done quickly!

Quality
Professionalism
Price
Availability
Terms

The freelancer made the task very quickly, everything in time. Very much thank you.

21 June 200 UAH
Implementing tasks

Quality
Professionalism
Price
Availability
Terms

All good, fast, quality, freelancer I recommend

20 June 200 UAH
Connecting the task

Quality
Professionalism
Price
Availability
Terms

The project has been done well in the scheduled time. I recommend it!

10 June 1000 UAH
Database Tracking

Quality
Professionalism
Price
Availability
Terms

The work is done properly and timely, I recommend cooperation.

Quality
Professionalism
Price
Availability
Terms

Great work! It was pleasant to work together.

28 February 200 UAH
The Java Exam

Quality
Professionalism
Price
Availability
Terms

Thank you for the quickly done work.

28 February 600 RUB
Отчет

Quality
Professionalism
Price
Availability
Terms

Fast, high quality, not the first time we work.

Quality
Professionalism
Price
Availability
Terms

Everything is good, fast, quality.

7 February 200 UAH
Block scheme by code Python and C

Quality
Professionalism
Price
Availability
Terms

Everything was done quickly and quality.

Quality
Professionalism
Price
Availability
Terms

It was performed in 2 hours. They answered, explained, made and showed.

16 January 1500 RUB
Solution of tasks

Quality
Professionalism
Price
Availability
Terms

It is done effectively and responds quickly to the messages.

10 December 2021 200 UAH
perform 3 simple work on C++

Quality
Professionalism
Price
Availability
Terms

Просто лучший выполнил практическую над которой сидел и мучался 2 недели просто респект

3 December 2021 200 UAH
Task by Java

Quality
Professionalism
Price
Availability
Terms

Работа выполнена качественно и в сроки, спасибо!

Quality
Professionalism
Price
Availability
Terms

Виконавець чудово впорався з написанням курсової на тему розробки алгоритму розв'язування розрахункової задачі мовою Сі. Робота була поділена на розділи, підрозділи відповідно до наданого зразку, оформлена скріншотами, поясненнями з використанням належної термінології. На виконання було витрачено менше заявленого часу, проте все зроблено дуже якісно. Неодмінно буду звертатися ще.

16 November 2021 250 UAH
The task of C++

Quality
Professionalism
Price
Availability
Terms

Отлично выполнения работа во время)

14 October 2021 1000 RUB
Translate the article into English

Quality
Professionalism
Price
Availability
Terms

Спасибо большое, статью допустили к публикации. Желаю успехов!

18 September 2021 300 UAH
The task of R

Quality
Professionalism
Price
Availability
Terms

Исполнитель сделал всё очень быстро, чётко, ответил на нужные вопросы и объяснил непонятные моменты!
Очень довольна и однозначно рекомендую!
Большое спасибо!

29 April 2021 200 UAH
Задачки по С

Quality
Professionalism
Price
Availability
Terms

Супер! Спасибо огромное! Качество на высоте!

28 April 2021 200 UAH
Задачки по С

Quality
Professionalism
Price
Availability
Terms

Мега скорость, мега качество! Спасибо!

16 April 2021 400 UAH
Задачки по Python и С

Quality
Professionalism
Price
Availability
Terms

Быстро, качественно. Спасибо

6 April 2021 500 UAH
Задачки по Python и С

Quality
Professionalism
Price
Availability
Terms

Все работает, спасибо. Быстро, качественно. Рекомендую!

Quality
Professionalism
Price
Availability
Terms

Все отлично! Быстро и качественно! Спасибо!

Quality
Professionalism
Price
Availability
Terms

Все супер. Оперативно, качественно. Быстрая коммуникация, консультация по вопросам. Спасибо.

13 March 2021 600 UAH
Solution of simple tasks in language C

Quality
Professionalism
Price
Availability
Terms

Быстро, качественно, все на высоте. Спасибо!

Quality
Professionalism
Price
Availability
Terms

Работа выполнена раньше дедлайна. Быстро и согласно ТЗ.

4 February 2021 200 UAH
Help to solve a mistake on C.

Quality
Professionalism
Price
Availability
Terms

Хороший фрилансер. Качественно и быстро выполнена работа

22 November 2020 200 UAH
Task by C#

Quality
Professionalism
Price
Availability
Terms

Все супер, виконано вчасно. Співпрацею задоволений

5 November 2020 500 UAH
Python JSON Task Solution

Quality
Professionalism
Price
Availability
Terms

SpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasiboSpasibo

19 October 2020 450 UAH
tasks in English

Quality
Professionalism
Price
Availability
Terms

как и в пошлый раз получилось СУПЕР!!!

8 October 2020 700 UAH
tasks in English

Quality
Professionalism
Price
Availability
Terms

быстро и качественно, рекомендую!!!!

24 September 2020 300 UAH
Laboratory of C++

Quality
Professionalism
Price
Availability
Terms

Высокий степень общения с заказчиком, высокая скорость выполнения работы.

24 September 2020 1300 RUB
Normal algorithms

Quality
Professionalism
Price
Availability
Terms

Оперативный, пунктуальный, помог и вне проекта, советю.

Quality
Professionalism
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Availability
Terms

Для меня самое важное обратная связь и соблюдение принципа сказал = сделал. Сергей всегда был на связи. Изначальная договорённость по всем рабочих пунктам была выполнена. А для меня это две галочки, связь и человек- слова. Благодарю за сотрудничество и обращусь ещё раз.

18 August 2020 2500 RUB
Верстка

Quality
Professionalism
Price
Availability
Terms

отличный исполнитель! Рекомендую!

Activity

  Projects you are working on 1
Home Work 2 Personal project
2000 UAH

  Recent proposals 10
Laboratory work
9999 UAH
Home Work 2 Personal project
2000 UAH
Laboratory work of C++
400 UAH
Home work at the university
700 UAH
Create HTML CSS PHP
500 UAH
Answers to Questions from Ukrainian Literature
500 UAH
Лабораторна робота з університету по Microsoft SQL
300 UAH
Decryption of video in text
400 UAH
Practical work on C++
500 UAH
Functional programming
300 UAH