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$50 USD / hour
Flag of UKRAINE
kherson, ukraine
$50 USD / hour
It's currently 5:20 PM here
Joined January 23, 2017
1 Recommendation

Konstantin S.

@ske777

 5.0 (14 reviews)
3.8
3.8
90%
90%
$50 USD / hour
Flag of UKRAINE
kherson, ukraine
$50 USD / hour
86%
Jobs Completed
100%
On Budget
100%
On Time
57%
Repeat Hire Rate

Application & Database Developer

I have over 12 years experience in software and database development. During these nice years I have done commercial projects, did several design of complex databases and developed front-ends for them, also gave a light to many various tools to operate with data. I am accurate, serious and responsible. I am ready to work at any minute and I am able quickly learn the clients problem. Specialty: -developing desktop windows applications + useful console utilities + DB front-ends -database design -data operations and expertise -web-applications Main programming languages with solid knowledge: -Delphi - 12 years -SQL, ANSI SQL, Transact SQL - 12 years -Web-development - 2 years Database knowledge: MS SQL (2000-2017), MySQL, Firebase, Firestore, MS Access, Excel, CSV, Redis, dBase (DBF) Secondary instruments: Golang, HTML5, PHP5-7, JavaScript, XML, JSON, AWS, Google Cloud Platform Frameworks: Laravel, Vue.js, Vuetify
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Portfolio

4233183
The Peaks is a windows desktop application for operating with subcontractors bids, materials, profits, taxes etc. The application was written to work in the enterprise LAN, it is multi-user and stores data on MS SQL Server. It was tailored with complex specific business rules of the customer.
Peaks (bids and contracts accounting)
4233182
The windows desktop application that helps to fast and simple filter data in csv files, after it saves data again to csv or excel files. There are a lot of filter variants and options, two mode: reactive and filter tunning. Very good solution for small or average size of csv files
CSVToDataSet
4233180
This program helped client to search or filter by zip or group of zips in the various tables with similar data from one simple in use desktop frontend. Also the filtered slice of data can be saved in csv files for further use or analysis.
Zip Codes Search
4232112
Packing control is very useful small web-application. It is working on-premise client server and helps in accounting of the storage facility. The main function is check before packing materials by barcode product scanning. It is signalling worker by sound and by color status if something wrong or is all good and in the place according to bill. Web-application was done using pure PHP, CSS, Javascript AJAX technology without jquery and operate with data from MS SQL Server DB. Very simple and very fast application.
Packing Control
4233183
The Peaks is a windows desktop application for operating with subcontractors bids, materials, profits, taxes etc. The application was written to work in the enterprise LAN, it is multi-user and stores data on MS SQL Server. It was tailored with complex specific business rules of the customer.
Peaks (bids and contracts accounting)
4233182
The windows desktop application that helps to fast and simple filter data in csv files, after it saves data again to csv or excel files. There are a lot of filter variants and options, two mode: reactive and filter tunning. Very good solution for small or average size of csv files
CSVToDataSet
4233180
This program helped client to search or filter by zip or group of zips in the various tables with similar data from one simple in use desktop frontend. Also the filtered slice of data can be saved in csv files for further use or analysis.
Zip Codes Search
4232112
Packing control is very useful small web-application. It is working on-premise client server and helps in accounting of the storage facility. The main function is check before packing materials by barcode product scanning. It is signalling worker by sound and by color status if something wrong or is all good and in the place according to bill. Web-application was done using pure PHP, CSS, Javascript AJAX technology without jquery and operate with data from MS SQL Server DB. Very simple and very fast application.
Packing Control

Reviews

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Showing 1 - 5 out of 14 reviews
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5.0
$35.00 USD
ISBN Pricing Structure
Will work with again
Software Architecture
Software Testing
N
Flag of Nigel M.
@nmc24394
•
7 years ago
5.0
$40.00 AUD
Publisher Project
Great work as usual. Always quick. Always understands our requirements and delivers.
Coding
N
Flag of Nigel M.
@nmc24394
•
7 years ago
5.0
$20.00 AUD
Project for ske777
Good work as usual.
PHP
Delphi
SQL
Software Architecture
HTML
+1 more
User Avatar
Flag of Aieman S.
@DotNetAU13
•
7 years ago
5.0
$20.00 AUD
SQL Server stored procedure to create view dynamically
Great expertise on SQL. Highly recommended.
SQL
Database Programming
Microsoft SQL Server
User Avatar
Flag of Aieman S.
@DotNetAU13
•
7 years ago
5.0
$200.00 USD
Project for ske777 -- 2
Excellent work. he knew exactly what to do and delivered on time as agreed
PHP
Delphi
SQL
Software Architecture
HTML
+1 more
User Avatar
Flag of Rudi M.
@rudimarloth
•
7 years ago

Experience

Senior programmer

HITC Ltd. / HT-Soft
May 2006 - Jan 2017 (10 years, 8 months)
Development financial and bank commercial software (ABS, ERP etc.)

Education

Specialist

Kherson State Technical University, Ukraine 2000 - 2005
(5 years)

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Certifications

us_eng_1.png US English 1 78%

Top Skills

PHP 7
SQL 7
Software Architecture 6
Delphi 4
HTML 4

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