Lead VOIP Engineer

Sprinklr is the definitive, AI-native platform for Unified Customer Experience Management (Unified-CXM), empowering brands to deliver extraordinary experiences at scale — across every customer touchpoint. 

By combining human instinct with the speed and efficiency of AI, Sprinklr helps brands earn trust and loyalty through personalized, seamless, and efficient customer interactions. Sprinklr’s unified platform provides powerful solutions for every customer-facing team — spanning social media management, marketing, advertising, customer feedback, and omnichannel contact center management — enabling enterprises to unify data, break down silos, and act on real-time insights. 

Today, 1,900+ enterprises and 60% of the Fortune 100 rely on Sprinklr to help them deliver consistent, trusted customer experiences worldwide. 

What Does Success Look Like?

We are seeking a Lead VoIP Engineer to design and build high-performance modules within our Voice platform. You’ll work on the core telephony stack involving signaling, media processing, NAT traversal, and RTP relaying. This is a hands-on execution role ideal for engineers who love building, debugging, and optimizing real-time communication systems.

Seniority Level: Lead Individual Contributor

What You’ll Do:

• Implement core voice capabilities using FreeSWITCH, Kamailio/OpenSIPs, and RTPEngine.
• Build and optimize SIP call routing logic, RTP media relays, failover mechanisms, and NAT traversal.
• Develop and manage configurations for scalability, codec negotiation, SIP trunk registration.
• Implement and test features like call recording, IVR, voicemail, DTMF detection.
• Monitor live traffic and participate in 24x7 on-call rotation for critical escalations.
• Collaborate with QA on stress/load testing and with Backend teams on provisioning APIs.
• Document design decisions, configurations, and troubleshooting runbooks.

What Makes You Qualified?

• 6 to 8 years of experience building and operating VoIP systems or CPaaS platforms.
• Solid expertise with SIP signaling, RTP, and media relay techniques.
• Strong hands-on with FreeSWITCH, Kamailio/OpenSIPs, RTPEngine.
• Hands-on experience with Session Border Controller (SBC), Media Servers and WebRTC.
• Experience in managing telephony infrastructure for uptime, latency, and call quality optimization.
• Strong systems programming and debugging skills in C/C++.
• Good scripting/debugging skills (Bash, Python, or Lua for FreeSWITCH modules).
• Proficiency with diagnostic tools (Wireshark, tcpdump etc).
• Experience working with geographically distributed infrastructure or HA deployments.

We focus on our mission: Sprinklr was founded in 2009 to solve a big problem: growing enterprise complexity that separated brands from their customers. Our vision was clear: to unify fragmented teams, tools and data — helping large organizations build deeper, more meaningful connections with the people they serve. Today, Sprinklr has a unified, AI-native platform for four product suites: Sprinklr Service, Sprinklr Social, Sprinklr Marketing and Sprinklr Insights. Sprinklr is here to do three things: 

• Lead a new category of enterprise software that we call Unified-CXM. 

• Empower companies to deliver next generation, unified engagement journeys that reimagine the customer experience. 

• Create a culture of customer obsession, with trust, teamwork and accountability. 

We believe in our product: Customers who value exceptional customer experiences have what they need on our single unified platform built with an operating system approach on a single codebase. That means that everything — and everyone — can work together to service, respond, sell, and market to customers on the channels they prefer. While Unified Customer Experience Management (Unified-CXM) as a category is just getting started, we are well on our way to creating a no-compromise, unified approach to better customer experiences for the world’s leading enterprise brands. 

We invest in our people: We offer a comprehensive suite of benefits designed to help each member of our team thrive. Sprinklr believes that you should be able to get the type of care you need for your personal well-being when you need it. We offer you and your family voluntary healthcare coverage in countries where applicable. We believe it is important to take time off – it is essential for your mental and physical wellbeing. We provide Sprinklrites with paid time off to recharge and spend time with loved ones. We want to grow our talent with purpose. Our open Mentoring Program is designed to create meaningful connections that support growth and amplify our focus. 

To learn more about employee benefits by region, click here. 

To learn more about all-things-Sprinklr, visit our candidate resource hub here. 

Why You'll Love Sprinklr:
We're committed to creating a culture where you feel like you belong, are happier today than you were yesterday, and your contributions matter. At Sprinklr, we passionately, genuinely care. For full-time employees, we provide a range of comprehensive health plans, leading well-being programs, and financial protection for you and your family through a range of global and localized plans throughout the world.
For more information on Sprinklr Benefits around the world, head to https://sprinklrbenefits.com/ to browse our country-specific benefits guides.
We focus on our mission: We founded Sprinklr with one mission: to enable every organization on the planet to make their customers happier. Our vision is to be the world’s most loved enterprise software company, ever.
 

We believe in our product: Sprinklr was built from the ground up to enable a brand’s digital transformation. Its platform provides every customer-facing team with the ability to reach, engage, and listen to customers around the world. At Sprinklr, we have many of the world's largest brands as our clients, and our employees have the opportunity to work closely alongside them.
 

We invest in our people: At Sprinklr, we believe every human has the potential to be amazing. We empower each Sprinklrite in the journey toward achieving their personal and professional best. For wellbeing, this includes daily meditation breaks and virtual fitness. We have continuous learning opportunities available with LinkedIn Learning and more.

EEO - Our philosophy: Our goal is to ensure every employee feels like they belong and are operating in a collaborative environment. We fervently believe every employee matters and should be respected and heard. We believe we are stronger when we belong because collectively, we’re more innovative, creative, and successful.  

Sprinklr is proud to be an equal-opportunity workplace and complies with all applicable federal, state, and local fair employment practices laws. We are committed to equal employment opportunity regardless of race, color, religion, creed, national origin or ancestry, ethnicity, sex (including gender, pregnancy, sexual orientation, and gender identity), age, physical or mental disability, citizenship, past, current, or prospective service in the uniformed services, genetic information, or any other characteristic protected under applicable law. 

Reasonable accommodations are available upon request during the interview process. To request an accommodation, please work directly with your recruitment coordinator or recruiter. 

Warning about Recruiting Scams: Please be vigilant for recruiting scams impersonating Sprinklr. Sprinklr will never ask you for money, to pay for equipment, or for unnecessary personal information during the interview process. Sprinklr will also never pay in Bitcoin or send email communications from our executives. Please review the Federal Trade Commission's advice to avoid these types of scams.

If you are contacted by someone whom you suspect may not be appropriately representing Sprinklr, please do not engage and block their email or phone number immediately.

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