Senior Software Engineer- Video Signalling

Twilio is a company shaping the future of communications by delivering innovative solutions to businesses and empowering developers worldwide. They are seeking a Senior Software Engineer to design, build, and optimize the core signalling infrastructure for real-time video communications, ensuring high performance and reliability of their video platform.

Responsibilities:

• Design, implement, and maintain video signalling protocols and server components for real-time video calls (e.g., WebRTC, SIP, RTCP/RTP) in a highly scalable distributed system
• Collaborate with cross-functional distributed teams and various stakeholders to deliver high-performance, low-latency media experiences
• Ensure secure transmission and compliance with industry best practices (e.g., end-to-end encryption, privacy standards)
• Contribute to architectural decisions and code reviews, mentoring junior engineers as needed
• Stay current with advancements in real-time communications and video technologies
• Diagnose and resolve signalling and media operational issues, with opportunities to enhance existing troubleshooting processes and tools; build tools and analytics for call quality and debugging (e.g., log analysis, packet traces)
• Participate in the refinement of the team's ticket backlog, estimating work and follow Agile ceremonies

Requirements:

• 5+ years experience in Java
• Experience with complex distributed systems or real time systems
• Experience working in the cloud, AWS, Google, Azure
• Experience with multi-threading, concurrency and asynchronous software development
• Bachelors in Computer Science or equivalent experience
• Support Video services as a part of on-call duties
• Bonus points for experience with one of the following technologies: Rust/C++, WebRTC, Gstreamer