Ukraine Kyiv, Ukraine
13 hours 14 minutes ago
added 1 proposal
Available for hire Available for hire
registered for 1 year
Дмитрий С.


202 place out of 1857
Apps for Android
257 place out of 1458
Position in global rating 93
  26507 place out of 380977



Sachok Dmitry



[email protected]


+380 (93) 55430-75


More than 14 years of experience in software development

Experience with full project life-cycle development and management

Experience with WEB and desktop applications development

Advanced English

More than 7 years experience work with foreign customers


Java Developer (Windows)

Oracle Database Architect/Developer


Experience with Java (J2EE 1.3, 1.6, 1.7, 1.8, ExtJS, GWT 2.5, Spring 3 )

Experience with GUI design

Experience with LibGdx

Experience with Struts 1.0

Experience with computer graphic (2D, 3D, OpenGL)

Strong skills in work with Oracle, MySQL, SQL, PL/SQL

Experience with documents flow (JBPM 2.0)

Experience in RUP,  Agile, SCRUM methodologies

WEB technologies - web-services, SOAPui, Postman

Experience in Bentley MicroStation

Experience with Jasperserver and Jasper-reports

Experience with SVN and GIT

Basic knowledge in Unity

Knowledge of Python 2.7, 3.0 (PyGame framework)


2015 - now

Thomad Cook – WebRio

Java Developer

Projects: WebRio – Tool for agents in Thomas Cook retail store, helping to add booking to database. Web oriented application

- Creating new features

- Support old functionality

Ritail Interface – Rest service, adding new bookings, comes from web site

Insurance hub – Web application, help agents add insurance, to customer booking

OBP (Online balance payment) – web application, helping users pay for booking from web

MAVIS – web application, helping agent using vouchers for payment

GoCardlessCSVUploader – loading payment, from goCardless system to database

POS-Credit payment feature – web application, help users make payment and use loans for payments.


 Programming back-end of web application

Creating database patches

Programming user interface

Working with help-desk

Creating database stored functions and procedures

Programming web-services

Preparing release candidates

Writing release notes

Work with change management

2010 - 2015

GeoTax Vastgoedinformatie (Netherlands)

Java Developer

Projects: GT-Woz

- Trend analyse system - system for calculating trend of appraisal of

Nederlands real estate

- TOX calculaItion system -web-service system for appraisal of non-marketable objects.

- Bezwaar in Beeld system (web-service part) - system for objection of appraisal.

- Taxatie historie feature - graphic of taxation.

- GT-FOC and Migration tool - web-service oriented feature, move data from one system to another. (server on linux)

- Ad hoc Report system - make Jasperserver reports works for GTWOZ application (modifying sources of Jasperserver, to make possible use reports from GTWOZ application).

- GTMMS -  web-service oriented feature. Web-service to get graphical data from remote host.

- Vastellen en Beschikking GWT feature, make assessed and disposal values of Nederland's real estate.

- Cycloramaintegrate national Nederland's positional system (Cyclorama) with GTWOZ.

- Gegevenmagazijn zoeken - create search screen for Data warehouse of subjects. Web-service oriented feature.

-GT-Loket - Loket is Jumla web-site, with MySql database, I've created new reports for this site.
- GT-FOC - feature to transfer old data stored for GT-Loket to new database. Using Postgres SQL and web services.



 Programming backend of web application

Creating database patches

Programming user interface

Working with help-desk

Creating database stored functions and procedures

Programming web-services

2000 -  2010




Cartographer (creator/editor of cartographical information )

Tech Srcheme Editor ( application for upload/download

graphical data into Oracle SDO)

Pipe-line creator ( download pipe-line geodesy data from Oracle)

Migrate data (Migration  from one DB to another )

3D KS uploader (Upload 3D data to Oracle database )

Pipe application ( Different programs for cartographers

 Purposes )

Profile ( Application for drawing profile of pipeline )

Import of in-pipe diagnostics ( Uploading of different information into

Oracle database)


Data migration

Programming – Java, SQL, PL/SQL, Delphy, JMDL, MDL,



Diploma 2000

Master degree 

Kiev Polytechnic Institute

Field of study: Creating of Electrical Power Supply


Russian– native

Ukrainian- fluent

English– advanced

Dutch - A2


Date of birth:

26thof August, 1977


Kiev, Ukraine


Excellent analytic and communication skills

Self-motivated and initiative, able to motivate another people

Able to work as part of team

Easy going

Easy learning


Homemade electronic, music, play guitar, sing, two games in production on Google Play
As developer

One game, translated by me


References are available on request



7000 ₴Lawnmower Game

Gaming applications Gaming applications

Головоломка. Нужно скосить всю траву не проезжая по своему следу. Классическая математическая задача, в не тривиальном представлении. В 3Д на поле 8х8 уже не так просто выполнить задание. Тем более на поле 9х9 и 10х10

  2  0

4000 ₴Wild West Adventure

Gaming applications Gaming applications

Old school игрушка, в стиле 80х, кавбой собирает кактусы, убивает врагов, собрав все кактусы должен пройти к выходу.

  1  0

100 ₴Color Counter

Java Java

Счетчик для ученых. При нажатии на клавишу звучит разной высоты звук. Предназначено для тех, кто не может смотреть на клавиши. *(например смотрит в микроскоп) но нуждается в подсчетах.



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