Hi There ! I'M Erhan ER I'M a Computer Engineer I'M a Software Developer I'M a freelancer and I'M a dad :)

Resume

About Me

About Me

Resume
My Photo
Personal Informations

I'm a computer engineer & software developer based in Istanbul, TURKEY.
I have serious passion for business software development, with over a decade of experience.

  • First Name: Erhan
  • Last Name: Er
  • Date of birth: 1982
  • Nationality: Turkish
  • Freelance: Available
  • Email: info@erhaner.com
  • Spoken Langages: Turkish - English
My Blog
Experience
Education
Skills
Experience
Co-Founder & Software Development Manager - Logisoft A.Ş.
2014 -
Senior Software Development Manager - Logicontrols A.Ş.
2013 -
Senior Software Development Manager - Analyst Ltd. Şti.
2004 - 2013
Education
Computer Engineering - Maltepe University
1999 - 2004
Skills
.Net

c#

c/c++

Clarion

xamarin mobile development

mssql

web services

asp.net

javascript

css

html

jquery

DevExpress / DevExtreme

angular js

IOT

python

Automation Protocols (modbus,knx,bacnet)

wordpress

Adobe Photoshop

Corel Draw

18+

Years Experience

10+

Done Projects

300+

Happy customers
close
works

my portfolio

my portfolio

works
close
Contact

get in touch

get in touch

Contact
Email
info@erhaner.com
Address
Istanbul, TURKEY
Feel free to drop me a line

If you have any suggestion, project or even you want to say Hello.. please fill out the form below and I will reply you shortly.

close
project

Freelancer

  • Client : Savesor
  • Start Date : 2020
  • Used Technologies : c#, c/c++, web service, socket, mssql, angular js, html, css, javascript

Savesor is an IoT system designed to reduce the operational costs of a hotel room and to improve guest comfort. I made lots of improvements and bug fixes on Savesor server application and firmware.

Preview
project

Full Stack Development

  • Client : confidential
  • Start Date : 2014-2020
  • Used Technologies : c#, web service, mssql, devexpress, automation systems

I built a production monitoring and control software integrated with the automation system for one of the biggest honey company in Europe. Each steps of production is trackable and reportable with all sensor datas.

project

Software Architect

  • Client : me
  • Start Date : 2013-2020
  • Used Technologies : c#, web service, windows service, mssql, devexpress, devextreme, HTML5, jquery, javascript, automation systems, repository design...

Nowadays with rising energy prices and increasing environmental regulations, the ability to quickly analyz ing and control ling its operati onal costs has become more critical for enterprises B usinesses are looking for solutions to improve competitiveness, reduc ing energy costs and consumption minimiz ing environmental impact of carbon Grocto is the unique solution that meets all these needs The name Grocto is derived from the octo pus representing higher intelligence and the ability to adapt rapidly to the integrated system s and the gr een color represent ing the future and environmental protection Most of the available energy monitoring system s are targeting only electricity, they ignore other sources of energy All types of sources and related parameters like energy, electricty, water, gas and temperature can be co managed by Grocto converting those sources to data and in turn converting this data to savings

project

Full Stack Development

  • Client : Logicontrols
  • Start Date : 2017
  • Used Technologies : c#, MODBUS

I built a app for Logicontrols devices, it is communicating with them over MODBUS protocol. It made all devices easily customizable by customer.

Preview
project

Full Stack Development

  • Client : Analyst Software
  • Start Date : 2004
  • Used Technologies : Clarion, c#, Bitrieve, MSSQL, HTML5, Js...etc.

Its a large-scale ERP project which is covering both dealer and distributor side on automotive industry. As far as i remember, my journey started with convert database from Bitrieve to MSSQL. i made many changes and improvments. i converted communication type to Web Service from FTP. One of my unforgettable improvements is that processes that take days become complete in a few minutes.

Preview