Job Details

• Manage VoIP system: setup, configure, write call dial plan, optimize call quality.
• Manage network infrastructure, cloud system, VPN, DNS, PBX system.
• Deploy web management for VoIP system, develop VoIP billing system.
• Deploy and operate (webserver / askterisk / freeswitch).
• Analytic risk and solution for security.
• Develop VoIP applications such as audio/video conference apps based on open sources.
• Deploy VoIP IP PBX system for customer and build retail/wholesales VoIP provider system.

Job Requirements

• Have good understanding of Linux (Ubuntu / Centos)
• Have good understanding of TCP/IP
• Have knowledge of VoIP system like Asterisk or Freeswitch is a plus.
• Understand about SIP protocol or XMPP protocol
• Proficient in C programming or any language
• Fluent in English

We offer

• An excellent working environment in developing tomorrow’s features
• Continuing development of technical and soft skills through work and formal training
• Open and honest culture where people are valued, treated fairly, trusted and empowered
• Attractive, competitive salary and incentives
• Health Insurance, HTK Insurance
• Extra 24/7 Health and Accident Insurance
• Company’s labor policy completely pursuant to Vietnamese labor legislation plus other benefits offered by the company (Company trips, Team building etc.)
• Bonus based on performance and effectiveness
• Annually company health check up
• Company dinner
• English class
• 6-month Performance Appraisal (PA)