We develop UCaaS platform Ring Central that is used by over 1 million businesses. It helps them all around the world to stay in touch with their customers and employees. We make everything work smoothly.

Our team is involved in the development of the Ring Central Could PBX service which let organize millions of the audio VoIP calls for participants in different world regions.

Team is working on the Host Media Processing service: core media backend service for Telephony. Service is responsible for forwarding media between call participants, audio mixing, audio quality, network congestion control, DSP functions.

We are looking for an experienced quality assurance engineer with possible background in audio/video processing and networking backend services.
This role requires on-site presence at our office 4 days a week to support effective collaboration and teamwork.

You are going to:

• Analyze requirements, develop testing strategy and design test cases;

• Document defects, look for ways to reproduce and verify modifications;

• Support the created product throughout the entire release cycle;

• Deploy, update and maintain test environments;

• Collaborate in an Agile team, contribute to improvement of development and testing processes;

• Write automated tests for the media service: API testing and external integration to audio/video quality testing;

• Participate in the development and support of the test framework;

• Create and run automated tests, analyze the results of the run on different environments, engage in CI development.

Our expectations:

• 5+ years of experience in backend testing;

• Understanding the quality assurance process, awareness of testing processes and methodologies;

• Functional and non-functional requirements competence;

• Basic knowledge of TCP, UDP and HTTP;

• Experience in Linux;

• Experience in automating test scenarios on any programming language from 2 years;

• English language level Upper Intermediate and above.

Will be an advantage:

• Experience in VoIP (SIP, SDP);

• Experience in WebRTC (SIP, SDP, RTP, RTCP);

• Experience in network traffic analysis (Wireshark, tcpdump);

• Experience in testing multimedia systems;

• Experience in automating testing with Javascript/Typescript and NodeJS.

What we offer:

• Well-coordinated professional team.

• Cutting edge technologies, interesting and challenging tasks, dynamic project, great opportunities for self-realization, professional and career growth.

• Additional Health and Life Insurance Package.

• Employee Assistance Program.

• 25 vacation days.

• 102,26 EUR/200 BGN Digital Food Vouchers.

• 61, 36 EUR/120 BGN Gross as part of the salary for Working Expenses Allowance.

About Ring Central

Ring Central, Inc. (NYSE: RNG) is a leading provider of business cloud communications and contact center solutions based on its powerful Message Video Phone™  (MVP™) global platform. More flexible and cost effective than legacy on-premises PBX and video conferencing systems that it replaces, Ring Central® empowers modern mobile and distributed workforces to communicate, collaborate, and connect via any mode, any device, and any location. Ring Central is headquartered in Belmont, California, and has offices around the world.

Ring Central is an equal opportunity employer that truly values diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.