Profilbillede af oklaspec
@oklaspec
Medlem siden 22. marts 2014
0 Anbefalinger

oklaspec

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Do you need an application for your business or business process optimization? Or do you want to replace or to redevelop existing app using new technologies to make it more responsively and userfriendly? Or is your data grow up and you need to migrate it to some big data solution? Then you found the right person I have been developing and maintaining software projects since 2000. I follow the emergence of new technologies and create new technologies myself (widely used now). I build business applications at maximum technical and technological efficiency. I have small team of frields professionals. I am interested in long-term collaboration, and you will find that I am a reliable partner With all my knowledge and experience, I am willing to participate in the company for develop and implement effective and flexible solutions. I focus on responsive user interfaces and big data storage solutions to make systems competitive, fast, and easy to use
$25 USD/hr
13 anmeldelser
5.6
  • 93%Jobs udført
  • 100%Indenfor Budget
  • 100%Til Tiden
  • 13%Genansættelsesfrekvens

Portfolio

Nylige bedømmelser

  • billede af Chaz W. Simple React Upload Page $250.00 USD

    “Very good worker. Went above and beyond for the project, I'm really happy with the results.”

  • billede af Frederick Y. input search autocomplete $500.00 USD

    “What I like it that he understand what you want. I ask and I get what I want even more.”

  • billede af Finkitt P. React web-app with node.js and NoSqlDB $5700.00 AUD

    “Serguei has been absolutely spot on understanding requirements and working on a coherent full stack application development project He is very detailed and provides meaningful feedback proactively proposing good solutions Absolutely recommended as developer and architect”

  • billede af Finkitt P. POC for a web-application $500.00 AUD

    “He has been very good at understanding the requirement”

  • billede af Vasilis D. React Redux Firebase Boilerplate using create-react-app €155.00 EUR

    “Serguei delivered my project on time and on budget having met all the requirements. He was very responsive to my communications and can handle difficult projects. I would work with Serguei again.”

  • billede af Benjamin B. Fix Nginx + Express + Heroku redirection problem $200.00 USD

    “Serguei made the magic happen even though we had a difficult debugging environment.”

Erfaring

Freelancer / Opensource developer

Jan 2007

I am author of improving and modernize existed compiler (details by request) I am author of component approach to internationalization. I am author of many opensource components, libraries and solutions is languages: nodejs, perl, c++, ruby. Please visit my github page. Many more short freelance works, some emphasize: * api service for client-server customer-executive interaction applications * social network * service like memcached based on libevent with ipc interface * many other works

Lead developer of scientific calculations system (freelance remote work)

Aug 2006 - Jan 2007 (5 months)

calculation and optimization of power lines network for enegretic company including genetic algorithm, and k-mean clusterization (C++)

Developer and analitic (remote work)

Mar 2006 - Aug 2006 (5 months)

Performance analitic, security auditor and stability monitoring solutions for internet domain name registrar (Perl)

Lead Programmer of drivers of Autopilot for train locomotives project (office work)

Oct 2003 - Jan 2007 (3 years)

Software developer and later lead programmer of drivers of equipment of train electric locomotives. (MSVS,C++,RTOS,CanOPEN, realtime device control, multithreading)

Lead Programmer of Multimedia System Project (office and remote work)

Feb 2001 - Aug 2003 (2 years)

Lead developer of core of multimedia sysem for create learning system, demonstration etc programs. Internal simple script engine developd. (C++, WinAPI, COM, MSVC, OpenGL, JS, flash, miltimedia) Partially remote and off-hour work.

Design Engineer of Reliability Department (factory office work)

Jan 2001 - Aug 2002 (1 year)

This is myself selected post graduate job assignment. Analize, classification, and statistic of incidents. Participation in committees and the development of technical proposals. Firstly practice of information sequrity knowlege concerning software with Adobe products integration.

Uddannelse

Engeneer Robotic Systems

1997 - 2002 (5 years)

Postgraduate Degree

2003 - 2006 (3 years)

Publikationer

A method of creation a sequence of machine instructions

Computer aided design system

The Bezier splines in the automation of design of the user interface

Computer aided design system

Certificeringer

  • Preferred Freelancer Program SLA
    100%
  • JavaScript Level 1
    82%
  • C++ Level 1
    78%
  • US English Level 1
    75%

Verifikationer

  • Facebook forbundet
  • Foretrukken Freelancer
  • Betalingsverificeret
  • Telefon Verificeret
  • Identitet verificeret
  • E-mailverificeret

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