Position: Principal Engineer  (C++, VOIP)
Company: Zincpro
Experience required: 5y
English level: upper

We are looking for a Principal Engineer

Responsible to transform our next generation, real time, video communication applications. Pull together various telecom & media protocols of call participants for a coherent and productive meeting.

Believe in fault-free multi-threaded software design
Experience with real time, high throughput systems like video stream, capture, mix, render
Contribute to inter-team Architecture discussions and Design reviews, influence our R&D future
Collaborate across teams for thorough design reviews and completeness of feature integration
Coordinate work of multiple team members (Dev & QA) to meet functionality, quality, performance and reliability requirements
Shoulder responsibility and strive to meet quality expectations and timelines.
Responsibilities

Understand existing ecosystem before being able to add features, functions and enhancements.
Design and implement including coding, unit testing and release to production.
Plan with known expectations and dependencies.
Follow & improve processes - with special focus on code reviews, among others.
Improve quality with every version, and new features must match or exceed existing levels.
Contribute to a collaborative and responsive team that owns a world-class product service.
Through awareness question priorities and influence plans & designs.
Technology

Experience with protocols: RTP/RTCP, SIP, H.323
Experience with packet error resilience: RTX/FEC, packet pacing
Contributions to open source projects. Culture of innovation with patents.
Experience building AV capture, AV rendering, screen capture applications.
Requirement

BS or MS in Computer Science or related field
8+ years’ experience building multi-threaded solutions on Linux/Android/iOS/Mac/Win
5+ years’ experience developing in C++
5+ years’ experience developing voice/video streaming solutions.
Experience in Graphics, Audio and Video Processing
Familiarity with Agile development methodology and tools
Good communication skills through email, specs and design docs
Upper-Intermediate level of English (both written and spoken)