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  1. Freelancers

Serhii S.

Offer Serhii work on your next project.

Ukraine Kyiv, Ukraine
13 days 5 hours back
A little busy a little busy
1 Safe completed
11 months 28 days back
2 clients
on the service 14 years
Freelancer Serhii S. — Ukraine, Kyiv. Core skill — C#, Databases & SQL

Rating

Successful projects
No data
Average rating
No data
Rating
538
C#
65 place out of 1200
Databases & SQL
51 place out of 1205

Language proficiency level

Українська Українська: fluent
English English: pre-intermediate

Skills and abilities

Programming

Services

Administration


Outsourcing & consulting

Portfolio


  • Certificate of C# Professional

    C#
    Certificate of C# Professional — example of freelancer's portfolio work in category C#
    TP15552387 Certificate of Successful C# Professional Examination at TestProvider.com
    The Certificate

  • Certificate of Successful Entry Framework 5

    C#
    Certificate of Successful Entry Framework 5 — example of freelancer's portfolio work in category C#
    TP27244926 Certificate of Successful Entry Framework 5 Exam at TestProvider.com
    The Certificate

  • Certificate of Entity Framework 6

    C#
    Certificate of Entity Framework 6 — example of freelancer's portfolio work in category C#
    TP11859114 Certificate of Successful Entry Framework 6 Exam at TestProvider.com
    The Certificate
  • 45 USD

    The Fort Monitoring System (FMS)

    C#
    The Fort Monitoring System (FMS) — example of freelancer's portfolio work in category C#
    Fort Monitoring System (F.M.S) free program intended for the organization of remote control and monitoring of objects c GSM-signalization TM OCO
    #chrannypult #signalization #echo #mysql #sqlite #multiprecision
  • 11 USD

    Working Program with XML Document and ArtWorld Base

    C#
    Working Program with XML Document and ArtWorld Base — example of freelancer's portfolio work in category C#
    A simple program to work with a tax document XML.
    It finds and corrects inaccuracies in the document.
    It allows you to upload documents to the ArtWorld base.
    Processing reports from the ArtWorld Service.
    …
    #ArtNews #xml #sqlite #sql

Reviews and compliments on completed projects 2

4 June 2025 16 USD
Consultation on connecting the PRRO checkbox

Quality
Professionalism
Cost
Contactability
Deadlines

Thank you, Serhiy, for the cooperation. Everything is clear, to the point, and understandable. It is a pleasure to work with you!!!

Yaroslav Tkachuk | Personal | Response review

2 March 2018 16 USD
Write a 2-xml file for automatic disclosure

Quality
Professionalism
Cost
Contactability
Deadlines

Sergey best dealt with the task, adapted our site to the requirements of Free. There were delays with deadlines that did not depend on it (the administration of the Free Site did not respond timely to the technical requirements).

Andrey Zyuk | Response review

Activity

  Latest proposals 10
Looking for experienced developer Personal project
5000 USD
We are looking for a Partner . Personal project
500 USD
Correction of the "applications" tab. C#
34 USD
Consultation on connecting the PRRO checkbox Personal project
16 USD
Небольшая программа в VS2010 c# windows form application
7 USD
Проверка приложения на с#
11 USD
Написати скрипт для друку етикетки з рядка Google Sheets
23 USD
Моделювання роботи холодильника. C#
11 USD
Creating a database in the form of an application
180 USD
Доработка телеграмм бота на C#
23 USD