Backend Software Engineer, AI and Audio

Watiglobal — Hong Kong Sar · Posted ~3 weeks ago

Mid

Skills

backend software engineering AI audio technology backend systems

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Summary ✨ AI‑Generated

Join a global software team as a Backend Software Engineer focused on AI and audio technologies. You will contribute to backend systems supporting intelligent, real-time conversational experiences and help develop technology used by organizations across international markets.

Highlights

Opportunity to build backend technology at the intersection of artificial intelligence and audio, within a global conversational technology environment serving customers internationally.

Description

About Us Wati is the world's leading WhatsApp-first conversational growth platform, empowering businesses to build deeper customer relationships and accelerate revenue growth. Trusted and loved by over 14,000 customers across 100+ countries, Wati has established itself as the premier choice for businesses leveraging WhatsApp and other messaging channels to connect with customers on their platform of choice. In a world where real-time interactions drive growth, Wati's story is all about business growth through conversations. At Wati, we believe that every conversation matters, whether it's engaging a first-time prospect, nurturing a qualified lead, or deepening relationships with loyal clients. We transform these conversations into opportunities for building relationships, and strong relationships lead to increased revenue. Our Platform The AI-native platform simplifies complex business operations by bringing all customer interactions under one intelligent roof. Designed for scalability and ease of use, our solution delivers a measurable ROI while adapting to businesses of all sizes, from emerging startups to established enterprises. Our Backing & Partnerships Wati is proudly backed by world-class investors including Tiger Global, Sequoia Capital, DST Global, and Shopify. As a Premium-tier Partner of Meta, Google, and WhatsApp, we maintain the highest standards of integration and platform excellence. We're looking for a Backend Software Engineer with a strong background in AI + real-time audio to join our engineering team in China. You will play a key role in building and optimizing communication features that power high-quality, low-latency conversations for our global customers. Responsibility Design, develop, and optimize real-time audio/video streaming servicesWork with protocols such as WebRTC, SIP, RTP, or related technologiesEnsure high performance, low latency, and fault-tolerant communication pipelinesCollaborate with frontend, mobile, and product teams to deliver seamless user experiencesWrite clean, scalable, and maintainable backend codeTroubleshoot and resolve production issues related to media services Requirements Bachelor's or Master's degree in Computer Science or related field2-4 years of backend development experience, ideally in real-time communications (RTC)Proficiency in Go or PythonExperience with audio/video codecs, streaming protocols, and media serversFamiliarity with cloud platforms (AWS, GCP) and distributed systemsStrong problem-solving and debugging skills Bonus Points Experience with WebRTC-based platformsExperience with AI agents and voice LLMKnowledge of scaling media services for large user basesContributions to open-source RTC projects Why Join Us Be part of a dynamic, mission-driven team that values collaboration, ownership, and innovationOpportunity to grow and learn from experienced senior engineers and tech leadsOnsite working environment that fosters close mentorship and real-time collaborationExposure to building infrastructure that handles real-world scale and complexity