Backend Software Engineer

5 days ago

Shenzhen, Guangdong, China WATI Full time CN¥800,000 - CN¥1,500,000 per year

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 Premier-tier Partner of Meta, Google, and WhatsApp, we maintain the highest standards of integration and platform excellence.

About the Role

We're looking for a Backend Software Engineer (AI Agent) to design, build, and optimize backend systems that power WATI's next-generation AI Agent products. This role will focus on developing reliable, scalable, and high-performance APIs and services, collaborating closely with product, AI, and frontend teams to deliver intelligent automation solutions that enhance customer experience and business efficiency.

What you'll doing

  • Build and optimize AI Agents, focusing on decision-making, task scheduling, and multimodal data processing.
  • Design system architecture and develop backend services using Python or Go.
  • Integrate multiple external APIs and data sources for intelligent automation.
  • Continuously improve system performance, usability, and scalability based on real-world feedback.
  • Work closely with product, design, and business teams to translate ideas into scalable solutions and deliver them quickly.

Requirements

  • Bachelor's degree or above in Computer Science or related field, with 3–5 years of development experience.
  • Hands-on experience (1,000+ hours) with LLMOps platforms such as Dify, Coze, n8n, LangChain, etc.
  • Full-stack or backend development background with strong coding practices.
  • Solid understanding of AI agent frameworks and related technologies.
  • Strong problem-solving, communication, and teamwork skills.
  • Experience in agent system or automation framework development is a plus.

Nice to Have

  • Experience building AI Agent applications from scratch (0–1).
  • Familiarity with cloud platforms (GCP, AWS).
  • Background in intelligent customer service, conversational systems, or voice bots.
  • Fluent English communication; leadership or management experience is a plus.

Why Join Us

  • Be part of a dynamic, mission-driven team that values collaboration, ownership, and innovation.
  • Opportunity to grow and learn from experienced senior engineers and tech leads.
  • Onsite working environment that fosters close mentorship and real-time collaboration.
  • Exposure to building infrastructure that handles real-world scale and complexity.

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