Sr. Software Engineer (Tel Core)

As a Sr. Software Engineer on the Tel Core team at Dialpad, you will be responsible for maintaining and modernizing real-time services, architecting backend libraries and APIs, and optimizing low-latency media pipelines.

You will bridge the gap between high-level product goals and technical execution, ensuring the telephony stack remains resilient as we scale. You will mentor peers, shape the long-term roadmap, and foster a culture of engineering excellence.

Key responsibilities:

• Maintain and modernize real-time services running on Telephony Engines
• Architect backend libraries and APIs to integrate with the broader Telephony Platform
• Build and optimize low-latency media pipelines for voice and video
• Investigate and resolve complex production issues across PSTN, WebRTC, and carrier boundaries
• Run load, failover, and regression tests on Telephony Engines and backend services
• Partner with Tel Cloud, Tel Edge, Calling, and AI teams to design end-to-end call flows and integrations
• Participate in on-call and release rotations
• Shape the Tel Core roadmap by turning broad epics into clear designs and mentoring other engineers

Requirements:

• Bachelor's degree in Computer Science or equivalent practical experience
• 5+ years of software engineering experience
• Demonstrated proficiency in coding with AI agents
• Deep expertise in C/C++ and Python
• Experience with SIP, WebRTC, RTP/RTCP, DTLS/SRTP, and media codec negotiation
• Experience troubleshooting and improving real-time media quality
• Comfortable working on KTLO and strategic roadmap items
• A deep understanding of reliability engineering
• A strong sense of urgency, personal agency, and customer empathy

Nice to have:

• Experience with Kubernetes, Redis, ElasticSearch, BigQuery, and Google Cloud Platform
• Familiarity with data-driven decision making and building resilient systems

Benefits:

• Competitive salary
• Comprehensive benefits
• Real opportunities for growth
• Cutting-edge AI tools
• Robust training program
• Inclusive and vibrant work environment