Backend Engineer - Node.js

About Phonio.ai : Phonio.ai is the first Voice AI platform built for business operations, not developers. We help marketers, e commerce teams, and customer service departments integrate AI-driven voice interactions seamlessly into their : - Develop and maintain APIs (REST, WebSockets, gRPC) to handle real-time voice interactions. - Integrate telephony APIs (Twilio, Plivo, Vonage) for call automation and customer engagement. - Implement AI-driven voice workflows by integrating OpenAI GPT-4, Claude, Gemini. - Optimize database performance in MongoDB, ensuring low-latency query execution. - Ensure high availability and scalability using AWS services, Kubernetes, and Docker. - Work with real-time data processing for speech recognition (ASR) and text-to-speech (TTS). - Implement authentication and security best practices (OAuth, JWT, rate limiting). - Collaborate with frontend and AI engineers to create seamless voice automation workflows. Requirements : - 3 years of experience in backend development using Node.js. - Strong experience with REST, WebSockets, and gRPC APIs. - Hands-on experience with MongoDB, including indexing and optimization. - Experience integrating LLMs (OpenAI, Claude, Gemini) into backend workflows. - Familiarity with telephony APIs (Twilio, Plivo, etc.). - Strong knowledge of AWS. - Experience with Docker & Terraform (good to have). - Understanding of real-time systems & event-driven architecture. Nice to Have : - Knowledge of AI model fine-tuning & inference optimization. - Previously having experienced 0-1 journey of an AI product. Why Join Us? - Work on the future of voice AI, transforming how businesses communicate. - Opportunity to shape a rapidly growing industry in AI-driven voice automation. - Collaborate with a team that values innovation, scalability, and real-world impact. - Gain hands-on experience working with state-of-the-art AI models and cloud infrastructure. (ref:hirist.tech)

Location: surat, IN

Posted Date: 5/1/2025