Freelancer logo
How It Works
Browse Jobs
Log In
Sign Up
Post a Project
You're now following .
Error following user.
This user does not allow users to follow them.
You are already following this user.
Your membership plan only allows 0 follows. Upgrade
here.
Successfully unfollowed user.
Error unfollowing user.
You have successfully recommended
Error recommending user.
Email successfully verified.
User Avatar
$30 USD / hour
Flag of RUFlag of RU
$30 USD / hour
It's currently 8:45 AM here
Joined August 25, 2011
15 Recommendations

Eremin P.

@Erewin

annual-level-three.svg
5.0
(64 reviews)
5.0
(64 reviews)
6.6
6.6
$30 USD / hour
Flag of RUFlag of RU
$30 USD / hour
97%
Jobs Completed
93%
On Budget
91%
On Time
16%
Repeat Hire Rate

Voip developer

Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for deploy drachtio and simple JS app ☑ Email2Fax gateway ☑ Webrtc client with web frontend based on SIPJS. ☑ Customize Asterisk for License checking. Written on C inside source files. 2019: ☑ Webrtc2sip server with Encrypted RTP ☑ Callback + AMD based on FreePBX ☑ click2call php script for Asterisk based PBXs ☑ deploy opensips server (with web panel) with 200cps\6000 concurrent calls ☑ deploy zabbix monitoring system for voip servers ☑ Increase disk space on VM without power off ☑ Moving VMs between ESXI hosts ☑ Colored fax on Hylafax+ ☑ Raspberry Bluetooth Asterisk voip\gsm gateway, ☑ Voip Push Notification iOS, Android ☑ Bluetooth-Asterisk-GSM Gateway, ☑ SIP Load-Balancers Between, ☑ TLS SIP Implementation, ☑ Freepbx Survey module, ☑ Whitelist Kamailio sip server for millions numbers in db, ☑ AGI -> PAMI scripts convert to make server more faster for wholesale, I am voip developer who loves his job. Be free to ask me any question.
Freelancer
VoIP Developers
Russian Federation

Contact Eremin P. about your job

Log in to discuss any details over chat.

Portfolio Items

Opensips can be used for simple proxy for 2 PBXs to make failover decision and other staff.
Opensips as Failover proxy for many PBXs
Now i am using beauterful graphs from Grafana when we monitoring our voip system.
Beautiful Graphs with Grafana
I already done SIP to GSM gateway based on Asterisk-bluetooth-GSM logic.
Bluetooth and Asterisk
I already done with making sip proxy that support PUSH notification.
Actually it may be installed on any opensips\kamailio\asterisk servers.
PUSH notification iOS
Install opensips with one of scenario:
*Load-Balancer
*Defender
*SBC
*Custom
Installing Opensips
Ready VM for vmware with A2billing, Asterisk 13, Opensips loadbalancer, fail2ban, pptp, fail2ban
Wholesale voip system

Reviews

Changes saved
Showing 1 - 5 out of 50+ reviews
Filter reviews by: 5.0
$240.00 USD
Pavel is truly a professional. and most important he give great service and very easy to work with. Pavel listen to our needs and solved them all. thank you for your service.
PHP
Linux
Asterisk PBX
VoIP
Debian
User Avatar
Flag of IL Tom N. @koojy
2 months ago
4.8
$80.00 USD
Great work, delivered on time.
C Programming
Linux
Asterisk PBX
VoIP
J
Flag of TR Yavuz @jhaazhum
3 months ago
5.0
$50.00 USD
Very professional I recommend finished job on time and very responsive
Linux
Asterisk PBX
VoIP
Hire me
Telecommunications Engineering
Node.js
User Avatar
Flag of EG Mohammed Z. @routes4sale
3 months ago
5.0
[SEALED]
Good communication and good Professional.
User Avatar
Flag of LT Zydrunas T. @zytus
3 months ago
5.0
$120.00 USD
I am very glad to work with you every thing complete good Thank you very much
Asterisk PBX
VoIP
H
Flag of JO Rai H. @hammadrv
4 months ago

Experience

DID numbers \ Django \ Python \ VOIP solutions

Yooxy
Dec 2013 - Present
We able to make all over solution for telecom based on opensource code. CDRTool, Opensips, Kamailio, Web, Django.

Call-Center

City-Call
Jan 2013 - Dec 2013 (11 months, 1 day)
Head of voice department. We making Virtual PBX based on Opensips \ Asterisk

ITSP

INSYS
Feb 2003 - Dec 2012 (9 years, 10 months)

Education

engineer

Uralskij Gosudarstvennyj Tehniceskij Universitet, Russian Federation 2001 - 2007
(6 years)

Contact Eremin P. about your job

Log in to discuss any details over chat.

Verifications

Preferred Freelancer
Identity Verified
Payment Verified
Phone Verified
Email Verified
Facebook Connected

Certifications

preferredfreelancer-1.png Preferred Freelancer Program SLA 1 92%

Top Skills

VoIP
69
Asterisk PBX
65
Linux
44
PHP
19
Node.js
12

Browse Similar Freelancers

VoIP Developers in Russian Federation
VoIP Developers
Asterisk PBX Developers
Linux Developers

Browse Similar Showcases

VoIP
Asterisk PBX
Linux
PHP
Previous User
Next User
Invite sent successfully!
Freelancer logo
US (International) / English
Help & Support
Freelancer
Categories
Projects
Contests
Freelancers
Enterprise
Preferred Freelancer Program
Project Management
Local Jobs
Photo Anywhere
Showcase
API for Developers
Get Verified
About
About us
How it Works
Security
Investor
Sitemap
Quotes
News
Terms
Privacy Policy
Terms and Conditions
Copyright Policy
Code of Conduct
Fees and Charges
Apps
Apple App Store logo
Google Play logo
Copy to clipboard failed, please refresh this page to adjust your permission.
Copied to clipboard.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 141 959 042)
Copyright © 2021 Freelancer Technology Pty Limited (ACN 141 959 042)
There is no internet connection