We are developing software for next generation of global audio-video conferencing system.

Desktop application contains C++ module and Web/OSX/Android UI applications.

Java conferencing server incorporates software MCU (media processing/transcoding unit) C++ module encapsulated:

• SIP with SDP signaling protocol

• H323 protocol signaling

• RTP/RTCP/RDP media transmitting

• Video/audio decoding and encoding

• Video/audio playback and capturing

Successful candidate should meet the following requirements

Required skills:

• 5+ years of experience in developing of commercial software

• Good Experience in OOD/OOP programming

• Excellent experience in Multithreading/IPC/STL/Win32 API/Network programming • Good practice with Version Control and Bug Tracking Tools

• Good knowledge of C++11 standard

• Technical level of English skills

Desired skills:

• Understanding of SIP, SDP and RTP/RTCP/RDP protocols • Understanding of ICE/STUN/TURN protocols

• Knowledge in VoIP

• Understanding of H323, H239 protocols

• Practice in OSX programming (Mostly C++)

• Practice in Android programming (Native)

• Understanding of media processing (coding/decoding audio/video)

Perks & Benefits:

Some of the benefits of working for ConXAR are:

• Salary based on individual qualifications, experience, and interview results

• Outstanding job stability with great opportunities for professional growth and advancement

• Western management practices

• Prospect of business travel to the US, Europe, Asia and Australia

• Modern and comfortable offices in Kiev within walking distance from «Lybedskaja» subway station

• Great benefits package including training opportunities

• Access to private Health insurance

• Flexible working hours

• Performance bonuses and annual salary reviews

• Choice of desktop or a laptop as a workstation

• Bike-friendly and car-friendly offices

We are developing software for next generation of global audio-video conferencing system.

Must have:

• 4+ years of experience in developing of commercial software

• Experience in OOD/OOP programming

• C# 4.0/5.0, .NET 4.5

• Experience in WPF, WCF

• Understanding of multi-threading in C#/С++

• Analytical, learning and positive mind together

• Intermediate level of written/spoken English

• VCS, Bug tracking, CI.

Desired skills:

• Understanding of SIP, SDP and RTP/RTCP protocols

• Experience in C++ programming

• Knowledge in VoIP

• Practice in Win32 programming

• Understanding Media processing (coding/decoding audio/video)

Perks & Benefits:

Some of the benefits of working for ConXAR are:

• Competitive compensation based on individual qualifications, experience, and interview results

• Outstanding job stability with great opportunities for professional growth and advancement

• Western management practices

• Prospect of business travel to the US, Europe, Asia and Australia

• Modern and comfortable offices in Kiev within walking distance from «Lybedskaja» subway station

• Great benefits package including training opportunities

• Access to private Health insurance

• Flexible working hours

• Performance bonuses and annual salary reviews

• Choice of desktop or a laptop as a workstation

• Bike-friendly and car-friendly offices

Must Have:

• 4+ years of experience in QA

• Strong knowledge of Networking concepts, protocols and methods

• Profound experience with Networking tools (like sniffers)

• Background with platforms administration

• Good experience in client-server applications testing

• Good understanding of testing process methods and concepts. Good experience in test cases developing and execution, defects reports creation

• Experience with different testing types (functional, load, stress)

• Ability to work independently, experience in building team and providing assistance yo junior associates

• Good English skills

Desired skills:

• Experience with Video Conference or Soft phone testing

• Special Technologies knowledge: SIP, HTTP, SDP, H323, TCP/IP, ICMP, MCU

Perks & Benefits:

Some of the benefits of working for ConXAR are:

• Competitive compensation based on individual qualifications, experience, and interview results

• Outstanding job stability with great opportunities for professional growth and advancement

• Western management practices

• Prospect of business travel to the US, Europe, Asia and Australia

• Modern and comfortable offices in Kiev within walking distance from «Lybedskaja» subway station

• Great benefits package including training opportunities

• Access to private Health insurance

• Flexible working hours

• Performance bonuses and annual salary reviews

• Choice of desktop or a laptop as a workstation

• Bike-friendly and car-friendly offices

Must Have:

• 2+ years of experience in QA

• Basic knowledge of Networking concepts, protocols and methods

• Good experience in testing backend part of applications

• Good understanding of testing process methods and concepts. Good experience in test cases developing and execution, defects reports creation

• Experience with different testing types (functional, load, stress)

• Good English skills

Desired skills:

• •Experience with Video Conference or Soft phone testing

• Profound experience with Networking tools (like sniffers)

• Special Technologies knowledge: SIP, HTTP, SDP, TCP/IP, ICMP, MCU

Perks & Benefits:

Some of the benefits of working for ConXAR are:

• Competitive compensation based on individual qualifications, experience, and interview results

• Outstanding job stability with great opportunities for professional growth and advancement

• Western management practices

• Prospect of business travel to the US, Europe, Asia and Australia

• Modern and comfortable offices in Kiev within walking distance from «Lybedskaja» subway station

• Great benefits package including training opportunities

• Access to private Health insurance

• Flexible working hours

• Performance bonuses and annual salary reviews

• Choice of desktop or a laptop as a workstation

• Bike-friendly and car-friendly offices