Responsibilities
- Design, build, maintain, and operate backend services supporting WebRTC and Voice SDK products.
- Own Voice SDK proxy, authentication and token, push notification, RTC DNS, and diagnostic logging services.
- Improve the reliability, scalability, maintainability, observability, and production readiness of customer-facing distributed services.
- Improve connection setup, authentication flows, routing, deployment processes, rollout safety, and service behavior.
- Build logs, metrics, dashboards, alerts, and operational tooling for service observability.
- Diagnose production issues across backend services, networking layers, and client connectivity.
- Turn recurring customer and operational issues into durable engineering improvements.
- Collaborate with mobile, JavaScript, infrastructure, and other engineering teams on end-to-end reliability and backend architecture.
Requirements
- Strong professional experience building and operating backend systems in production.
- Strong experience with distributed systems and service-oriented architectures.
- Experience with Elixir or Erlang, or strong backend engineering experience with willingness to ramp up in Elixir.
- Experience building or operating real-time, low-latency, or connection-oriented systems.
- Strong understanding of authentication, service communication, session lifecycle, reliability, and failure recovery.
- Experience owning services across design, development, deployment, monitoring, troubleshooting, and scaling.
- Experience with Kubernetes, containers, and modern production infrastructure.
- Experience with logging, metrics, dashboards, alerting, and root-cause analysis.
- Understanding of networking fundamentals and troubleshooting across software, networking, and infrastructure boundaries.
- Strong communication and cross-functional collaboration skills.
- Preferred experience with WebRTC, VoIP, voice or video communications, WebSockets, APNs, FCM, DNS, edge routing, service discovery, globally distributed systems, diagnostic tools, or backend services supporting mobile or JavaScript SDKs.
Benefits
- Remote work arrangement.
- Opportunity to work on global connectivity, real-time communications, and Voice SDK infrastructure.
- Continuous learning and career growth in a financially stable and profitable company.
Tech Stack
Categories
About Telnyx
Infrastructure for real-time AI. Edge compute, voice AI agents, and global communications, all on one platform. We combine global telephony, dedicated AI infrastructure, and full customizability under one roof so you can design and deploy AI-powered agents that feel like part of your team. From low-latency voice streaming to scalable, multi-language support, Telnyx gives you everything you need to build real-time, intelligent voice experiences. Whether you’re enhancing customer support, automating outbound calls, or embedding voice AI into your product, Telnyx makes it easy to launch and scale with confidence. And you never have to worry about piecing together multiple providers or sacrificing performance. Build agile. Launch faster. Scale globally. All on one platform built for real-time engagement.