Agentic Engineer - Backend Software - Shenzhen

Wati Dot I O; Hong Kong; On-site; HKD 480,000 - 720,000; Full time

Benefits offered by this job

Onsite mentorship

Career growth opportunities

Team-focused environment

Job summary

Wati seeks an Agentic Engineer - Backend to design, build, and optimize backend systems powering WATI’s next-generation AI Agent products. This role focuses on reliable, scalable APIs and services, collaborating with product, AI, and frontend teams to deliver intelligent automation solutions that enhance customer experience and business efficiency.

The candidate will contribute to system architecture using Python or Go, integrate external APIs, and optimize performance in a fast-paced, onsite

Qualifications

• Bachelor’s degree in CS or related field.
• 3–5 years of development experience.
• Experience with backend/full-stack development.
• Hands-on LLMOps (Dify, Coze, n8n, LangChain) 1000+ hours.
• Knowledge of AI agent frameworks.
• Strong problem-solving and communication skills.
• Experience with agent systems or automation frameworks is a plus.

Responsibilities

• 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.

Job description

About Wati

Started as a WhatsApp team inbox in 2020, Wati has evolved into a full revenue orchestration system that goes beyond a single platform. We empower businesses that sell, support, and grow through conversations by observing customer intent in real-time, deciding the next best revenue action, and executing it seamlessly across marketing, sales, and support—all within WhatsApp and connected messaging channels.

Our Platform & AI Capabilities

Wati is designed for scalability and intelligence. Our AI-native platform simplifies complex customer communication operations through a unified inbox, a robust multi-channel messaging infrastructure, and no-code automation. At the heart of our solution is Astra, our intelligent AI layer, which helps you create AI Agents for all customer interactions and all your messaging platforms. By integrating AI agents into the ecosystem, we enable businesses of all sizes to deliver measurable ROI and build deeper customer relationships.

Our Backing & Partnerships

Trusted by over 16,000 customers across 190+ countries, Wati is proudly backed by world-class investors including Tiger Global, Sequoia Capital, DST Global, and Shopify. As a Premium-tier Partner of Meta and Google, we maintain the highest standards of platform excellence and integration.

About the Role

We’re looking for an Agentic Engineer - Backend 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.