People Matter

Senior C++ Developer - Telco (SIP)



Software Engineering
Bengaluru, Karnataka, India
Posted on Thursday, March 28, 2024

Job Description Template: SDE-Frontend Engineer

Say hello to possibilities.

It’s not everyday that you consider starting a new career. We’re RingCentral, and we’re happy that someone as talented as you is considering this role. First, a little about us, we’re the $2 billion global leader in cloud-based communications and collaboration software. We are fundamentally changing the nature of human interaction—giving people the freedom to connect powerfully and personally from anywhere, at any time, on any device.

To succeed in this role you must have experience in:

Job Description:

We are looking for a talented and experienced Senior Software Engineer to join our tight-knit Telco Team. You must have a talent for solving complex problems, and testing new solutions; while being equally talented at designing complex business-critical SaaS system in production. You must love creating elegant software solutions that can satisfy the functional, performance, scale and availability expectations of the RingCentral platform.


  • Work as a part of Agile team with other Software and QA Engineers. Help the team modernizing software architecture and bringing it to the public cloud.
  • Analyse product requirements for RC VoIP, PBX and Call Center services. Provide technical guidance to Product Management.
  • Design and develop new product features, implement in C++ according to the industry’s best practices and the company’s coding standards.
  • Troubleshoot and investigate product issues, identify root causes, and fix defects
  • Create and maintain engineering product documentation
  • Participate in test automation utilizing Python and RC proprietary test framework.

Qualifications & Skills:

  • BS in Computer Science or related technical field
  • 3+ years of demonstrated software development experience
  • Knowledge of VoIP Telephony (SIP, RTP/RTCP, etc)
  • OOD/OOP skills in C++ (including C++11, C++14, C++17)
  • Experience in Python scripting is desirable
  • CI/CD working experience
  • Experience with Linux is a must
  • Experience with modern VoIP phones (Polycom, Yealink, Cisco, Avaya, Unify, Alcatel) is a plus
  • Good understanding of Networking and TCP/UDP protocols troubleshooting
  • Good understanding of Cloud technologies
  • Good understanding of Agile
  • Experience working with remote teams is a plus

What we offer:

  • Mediclaim benefits
  • Paid holidays
  • Casual/Sick leave
  • Privilege leave
  • Bereavement leave
  • Maternity & Paternity leave
  • Wellness programs & coaching
  • Employee referral bonus
  • Professional development allowances
  • Night shift allowances

RingCentral’s Engineering team works on high-complexity projects that set the standard for performance and reliability at massive scale. What kind of scale? Millions of users today and hundreds of millions tomorrow. This is your chance to help imagine, develop and deliver products that raise the technological bar, and power human connections. If you’re a talented, ambitious, creative thinker, RingCentral is the perfect environment to join a world class team and bring your ideas to life.

RingCentral’s work culture is the backbone of our success. And don’t just take our word for it: we are recognized as a Best Place to Work by Glassdoor, the Top Work Culture by Comparably and hold local BPTW awards in every major location. Bottom line: We are committed to hiring and retaining great people because we know you power our success. RingCentral offers on-site, remote and hybrid work options optimized for the ways we work and live now.

About RingCentral

RingCentral, 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, RingCentral® empowers modern mobile and distributed workforces to communicate, collaborate, and connect via any mode, any device, and any location. RingCentral is headquartered in Belmont, California, and has offices around the world.

RingCentral 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.