▷ (23/10/2025) Senior Software Engineer - Backend (AI Platform)
4 weeks ago
Experience: 3–6 Years Location: Bengaluru (Work from Office) Team: Blue Machines – Apna’s Agentic AI Platform About Blue Machines Blue Machines by Apna is building the next generation of large-scale Voice & AI Agent Infrastructure, powering millions of real-time conversations, interviews, and workflow automations across industries. Our platform handles Tens of millions of voice minutes and integrates deeply with telephony, AI models, and real-time streaming systems — all built for scale, reliability, and intelligence. 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 - 3–6 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.
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