Software Engineer, Telephony

Voice has connected people for over a century - and it's entering a new era. As a Telephony Engineer, you'll help reimagine how calls, media, and intelligence flow through modern networks. From SIP and RTP to AI-driven voice experiences, your work will directly impact how businesses and customers communicate across industries worth billions.

What You'll Do:

• Design, build, and operate telephony services that manage phone numbers, carrier integrations, and SIP trunks at scale
• Develop reliable signaling and media systems that bridge traditional telephony with WebRTC and AI pipelines
• Work closely with carriers and global vendors to expand number coverage, improve routing, and ensure regulatory compliance
• Collaborate with the SFU, Developer Success, Infrastructure and SDK teams to make voice features easily accessible to developers
• Monitor and optimize voice quality, latency, and reliability using observability and debugging tools
• Contribute to the evolution of modern, developer-friendly APIs for telephony and media control, As a Telephony Engineer, you'll design and operate telephony services, develop signaling systems, collaborate with various teams, and optimize voice quality in AI-driven communications. Top Skills: CC++Go Dropbox

Product Manager

14 Hours Ago Remote 196K-266K Annually Senior level 196K-266K Annually Senior level Artificial Intelligence * Cloud * Consumer Web * Productivity * Software * App development * Data Privacy As a Staff Product Manager, you'll own the product strategy for Dropbox Teams, focusing on identity and access management while ensuring seamless user experiences. You'll lead collaboration across teams and define metrics for success, partnering with engineering and other departments to drive growth and clarity in complex product scenarios. Top Skills: AuthenticationB2B SaasBilling SystemsData PipelinesMulti-TenancyRbac PwC

• You're a strong senior software engineer who thrives in complex, distributed systems - ideally with experience in Go, C, or C++
• You have a deep understanding of APIs, backend architecture, and large-scale real-time systems
• You think beyond code - you understand how infrastructure choices shape products, developer experience, and end-user impact
• You've ideally worked on a developer platform or communications product and appreciate the nuances of reliability, latency, and usability
• You're hands-on, curious, and comfortable diving into protocols, packet captures, or production issues when needed
• You collaborate well across teams, communicate clearly, and value simplicity in design and execution
• You care about building the foundation for how people - and AI - will communicate in the next decade

Reposted 19 Hours Ago Remote Hiring Remotely in U.S. 120K-250K Annually Senior level Remote Hiring Remotely in U.S. 120K-250K Annually Senior level The role involves designing and operating telephony services, developing signaling systems, collaborating with carriers, and optimizing voice quality in a complex, distributed system. The summary above was generated by AI

LiveKit is building the infrastructure layer for the voice-driven era of computing. Our platform gives developers everything they need to build, test, deploy, scale, and observe agents in production. Founded in 2021, LiveKit powers voice AI applications for OpenAI, xAI, Salesforce, Coursera, Spotify, and thousands of others, collectively facilitating billions of calls each year.

You'll thrive at LiveKit if you:

• obsess with crafting code that is fast, reliable and practical for the problem
• are known as the go-to person for tackling tough technical problems
• work hard and can build and ship fast
• can clearly explain complex technical concepts to others
• are a fast learner, frequently picking up new languages and tools

The best way to impress us is with thoughtful Issues and/or PRs on our Github repos, * An opportunity to build something truly impactful to the world

• Contribute to open source alongside world-class engineers
• Competitive salary and equity package
• Health, dental, and vision benefits
• Flexible vacation policy, Remote or Hybrid Denver, CO, USA 77K-202K Annually Mid level 77K-202K Annually Mid level Artificial Intelligence * Professional Services * Business Intelligence * Consulting * Cybersecurity * Generative AI Analyze client challenges to develop Quote-to-Cash solutions, mentor junior team members, and maintain high-quality project execution. Collaborate with clients and enhance consulting practices using technology. Top Skills: CongaErpSalesforceZuora

What you need to know about the Colorado Tech Scene

With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.

Key Facts About Colorado Tech

• Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
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