Backend & Platform Engineer

Role: Backend & Platform Engineer

Function: Backend Engineering / Platform Infrastructure

Location: Bangalore or Mumbai

Type: Full-time

Industry: Artificial Intelligence, Telecommunications, Voice AI, Real-Time Communications

About Compan

yThe company is the dedicated AI research arm of a large-scale national intelligence program. It is building foundational AI for India at population scale

.Focus areas include Speech-to-Text, Text-to-Speech, Real-Time Conversational AI, and Multilingual Foundation Models. The company invests across the full AI value chain — from next-gen data centers to consumer AI platforms and enterprise enablement

.It partners with global AI leaders including OpenAI, Anthropic, Google, and Meta. The mission: make human-machine communication feel as natural as speaking to another person

.
Position Overvi

ewWe're looking for a Backend & Platform Engineer who builds systems that handle millions of concurrent voice streams without breaking a sweat. You will architect the real-time streaming backbone — WebSockets, gRPC, audio chunk orchestration — that connects client-side edge to our core AI inference nodes. High availability isn't a goal here; it's the default settin

g.
Role & Responsibilit

• iesArchitect and own the real-time streaming backend handling WebSockets and gRPC for live voice sessi
• onsBuild audio chunk orchestration pipelines with ultra-low latency and zero data loss guarant
• eesDesign and implement seamless state management across distributed, concurrent voice stream sessi
• onsEngineer low-overhead routing layers between client-side edge nodes and core AI inference clust
• ersIntegrate RTP/WebRTC protocols into the platform for real-time audio transport and session handl
• ingImplement distributed caching patterns to minimize latency across millions of simultaneous connecti
• onsDrive platform reliability, observability, and incident response for mission-critical voice infrastruct

ure
Must Have Crit

• eria4–9 years of backend engineering experience building high-concurrency, distributed production sys
• temsHands-on experience with Go or Rust for performance-critical backend services (not just familiar
• ity)Proven experience building real-time streaming systems using WebSockets and gRPC at s
• caleWorking knowledge of RTP/WebRTC protocols and audio codec handling (Opus, G.711, or simi
• lar)Experience implementing distributed caching using Redis for low-latency state manage
• mentDemonstrated ability to architect systems handling 1M+ concurrent connections or equivalent s
• caleExperience with container orchestration using Kubernetes for deploying high-availability serv

ices
Nice to

• HaveExperience building voice or audio infrastructure for a conversational AI or VoIP pr
• oductPrior work at a real-time communications company (Twilio, Agora, Daily.ai, or sim
• ilar)Familiarity with GPU inference serving and optimizing the edge-to-inference handoff la
• tencyOpen-source contributions to networking, audio processing, or distributed systems pro
• jectsExperience operating systems at telco-scale or within high-frequency trading infrastru

cture
What We

• OfferOpportunity to build voice AI infrastructure that will impact hundreds of millions of Indian
• usersWork alongside world-class AI researchers and engineers on frontier real-time AI pr
• oblemsAccess to massive compute infrastructure including next-gen GPU clusters and edge
• nodesHigh ownership, fast-moving culture — no bikeshedding, no monolith th
• inkingCompetitive compensation and benefits within the company's broader eco