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Backend Engineer ( Lead / SDE-2 / SDE-3 )
YAL.aiHyderabad, India7 days ago
Job descriptionStrong backend engineering experience with Go, Python, C / C++, or Node.js. Proven experience building and scaling real-time systems, ideally for messaging or VoIP platforms. Deep knowledge of WebRTC, TURN / STUN, SRTP, and media transport protocols. Experience deploying cloud-native services on AWS or GCP. Familiarity with authentication methods including OTP, JWT, and token-based auth flows. Solid understanding of end-to-end encryption, secure communication pipelines, and user privacy principles. Experience with decentralized / federated protocols such as Matrix, XMPP, or similar. Familiarity with media servers like Jitsi, Janus, or mediasoup. Understanding of fraud detection and AI-assisted moderation systems. Prior experience with messaging platforms like WhatsApp, Telegram, Signal, or similar real-time communication apps. Help shape the architecture of a next-generation messaging and calling platform. Work on technically challenging problems with a deep focus on privacy and performance. Build secure systems that scale globally. Be part of a high-impact team solving meaningful real-time infrastructure challenges.
Job description
Backend Lead – Real-Time Messaging & VoIP
Location : Bangalore / Hyderabad
Type : Full-Time | Immediate Joining Preferred
CTC : Competitive
About YAL
YAL is building a decentralized, AI-powered communication platform from the ground up — combining secure real-time messaging, voice / video calling, and intelligent fraud detection. Our mission is to deliver global communication infrastructure that prioritizes privacy, security, and performance without relying on centralized servers.
We’re looking for a Backend Lead – Real-Time Messaging & VoIP to join our core engineering team and help architect and scale the backend systems that power our real-time communication stack.
Responsibilities
- Design, implement, and maintain backend services for messaging, group chat, voice / video calling, and user authentication.
- Build and optimize real-time communication infrastructure using WebSockets, WebRTC, TURN / STUN, and related protocols.
- Lead backend system architecture focused on scalability, low latency, and high availability.
- Deploy and manage services on AWS or GCP using Docker, Kubernetes, and CI / CD pipelines.
- Collaborate with mobile, AI, and frontend teams to ensure seamless feature integration and cross-platform consistency.
- Ensure best practices in secure messaging, encryption, and session management.
- Drive technical decisions, mentor engineers, and uphold engineering excellence across the team.
Requirements
Preferred Qualifications
Why Join YAL?
How to Apply
Easy apply on Linkedin or DM us here on LinkedIn or send your CV + work samples (GitHub, papers, demos) to with subject line
Subject : ( Backend Lead - Real-Time Messaging & VOIP | Your Name)
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Lead Backend Engineer • Hyderabad, India
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