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Experience: 4-6 Years
Location: Bengaluru (Work from Office)
Team: Blue Machines - Apna's Agentic AI Platform
Role Overview
We're looking for a Senior Software Engineer (Backend) who can design and build high-scale, low-latency systems for our AI and voice platform. The ideal candidate will have strong backend engineering fundamentals, experience with distributed systems, and curiosity about Voice AI, WebRTC, and SIP-based integrations.
Responsibilities
Design and develop scalable microservices and backend systems that power real-time AI and voice workflows
Own end-to-end system design — from architecture, APIs, and data models to deployment and monitoring
Optimize systems for performance, concurrency, and fault tolerance at high scale
Implement best practices for observability, testing, and resilience (Datadog, Sentry, etc.)
Collaborate with product and AI teams to evolve the platform's multi-agent orchestration and automation layer
Requirements
Must-Have Skills
4-6 years of backend development experience in Python or Java
Strong grasp of system design, concurrency, and distributed systems
Experience building scalable, high-availability APIs or streaming systems
Familiarity with WebRTC, SIP, RTP, or other real-time communication protocols
Experience with cloud environments (GCP/AWS) and containerized deployments (Kubernetes, Docker)
Sound understanding of databases (MongoDB, Redis, Postgres) and message queues (Kafka, Pub/Sub)
Good to Have
Exposure to Voice AI, Speech Processing, or AI Agent frameworks
Experience integrating LLMs, vector DBs, or real-time AI inference systems
Prior work on AI-driven or telephony-driven platforms at scale
Benefits
Why Join Us
Work on India's largest Voice AI and Agentic Automation platform, shaping how enterprises interact with AI
Collaborate with a world-class team building scalable real-time systems that push latency and reliability limits
Opportunity to grow into architecture, infra, or AI platform leadership roles as Blue Machines scales globally
Work arrangement
No
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