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Get To Know Us First! Who We Are At interface.ai, we’re redefining the future of banking with AI. Our cutting-edge Generative AI-powered platform serves over 100 banks and credit unions, delivering hyper-personalized customer interactions across voice, chat, and employee-assisting solutions.Our mission : To make banking effortless, intelligent, and profitable—enhancing user experience while boosting revenue and efficiency for financial institutions. We’re not just another AI company. Our proprietary AI, built 100% in-house, is designed for zero-shot learning, achieving 90%+ accuracy on Day 1. With a world-class team from Microsoft, ISB, and IIMs, and a 1,800% growth rate in the last year, we’re shaping the future of AI in financial services. Join us to build something transformative. Careers -LinkedIn -Role – SDE III – Backend + AI Location:India (Remote) Function:Engineering – Product Engineering Reports to:Engineering Manager – Product Engineering About the Role We are looking for aSoftware Development Engineer IIIto join the team behindSphere , our flagship conversational AI platform powering intelligent voice and digital assistants across financial services. Sphere handles millions of conversations, transactions, and decision-making moments—making it one of the most critical and high-revenue systems in our ecosystem. In this role, you will lead the development of scalable backend systems that enable natural, secure, and context-aware AI interactions. You’ll work at the intersection ofreal-time systems, speech infrastructure , andagentic AI orchestration , helping define how end users and institutions experience AI across voice and chat interfaces.What You’ll Do Design and build high-availability, low-latency services powering AI-based voice and digital agents Contribute to the orchestration logic that handles tool invocation, conversational memory, session management, and multi-turn logic Integrate backend systems with AI components such as language models, speech pipelines, and structured data sources Collaborate with cross-functional teams including ML, product, compliance, and UX to deliver intelligent and trustworthy user experiences Identify and resolve performance bottlenecks, reliability issues, and system-wide scalability challenges Participate in design and architecture reviews, and mentor junior engineers across the team Uphold engineering excellence through strong documentation, testing, observability, and DevOps practicesWhat You’ll Bring 4+ years of experience in backend engineering, ideally working on real-time or user-facing platforms Strong programming skills in Node.js, with deep understanding of asynchronous programming and system design Proven experience building and scaling distributed services, APIs, and event-driven systems Familiarity with infrastructure tools such as Docker, Kubernetes, and CI/CD pipelines Experience integrating services with data stores, message queues, and external APIs Exposure to conversational AI, LLM infrastructure, or voice interfaces Bonus Points: Experience working on AI-enabled or ML-integrated platforms Understanding of compliance, security, and auditability requirements in regulated environments Prior experience working in fast-paced, high-growth product teams Why Join Us? Work on themost impactful and revenue-generating platformin the organization Build infrastructure forreal-time intelligent agents —across both chat and voice modalities Collaborate with top-tier AI researchers, designers, and engineers in a fast-moving, high-trust environment Help shape the future ofhuman-AI interactionin a mission-driven company at scale Ready to lead with impact? Apply now.