Full-Stack Engineer - Frontend Focus (SaaS)

Wati
Shenzhen
Workplace: OnsiteFull timeFunction: Software EngineeringExperience: 3-5 yearsEducation: bachelorsSkills: ["Problem-solving","Independent working","Communication","Teamwork"]

Build and evolve a next-generation AI Customer Service Agent for a SaaS platform, focusing ~80% on frontend and ~20% on backend. Own core architecture and development, develop key agent modules (decision-making, task scheduling, multimodal processing), and integrate external APIs. Improve usability, stability, and effectiveness using feedback and performance metrics, collaborating with product and design teams to iterate and deploy scalable solutions.

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FursaFursa
Wati
Wati
8 months ago

Full-Stack Engineer - Frontend Focus (SaaS)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 23 hours agoStatus: Live

Job Summary

Build and evolve a next-generation AI Customer Service Agent for a SaaS platform, focusing ~80% on frontend and ~20% on backend. Own core architecture and development, develop key agent modules (decision-making, task scheduling, multimodal processing), and integrate external APIs. Improve usability, stability, and effectiveness using feedback and performance metrics, collaborating with product and design teams to iterate and deploy scalable solutions.
Location: Shenzhen
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Develop and participate in building a next-generation SaaS AI Customer Service Agent, including core architecture design and integration with existing products.
  • •Perform full-stack development for the AI Agent, optimizing modules such as decision-making, task scheduling, and multimodal data processing for performance and stability.
  • •Integrate and call external APIs to connect internal and external data sources.
  • •Continuously optimize the Agent’s usability, stability, and effectiveness using feedback and performance metrics to ensure scalability.
  • •Collaborate with product, design, and business teams to gather requirements, design scalable solutions, and drive rapid iteration and deployment.

Key Requirements

  • •Bachelor’s degree (or above) in Computer Science or a related field, with 3–5 years of relevant experience.
  • •Strong full-stack development skills, including backend languages such as Python or Go and front-end experience with JavaScript/TypeScript.
  • •Experience with frontend frameworks such as React and clean, structured coding practices.
  • •Familiarity with AI concepts and frameworks for Agent development.
  • •Strong problem-solving, independent working, and excellent communication and teamwork skills.
Experience:3-5 yearsSaaSAIAgent systemsAutomationReal-time communication
Education:Bachelor's in Computer Science
Skills:Problem-solvingIndependent workingCommunicationTeamwork
Languages:English
Tech Stack:PythonGoJavaScriptTypeScriptReactCursorDifyCozeGCPAWS

Company Brief

Wati
Provides a WhatsApp-based customer engagement platform that helps businesses manage sales, support, and marketing conversations in one shared inbox. The product includes automation, broadcasts, chatbots, and team collaboration tools for messaging-led workflows.
Industry: SaaS
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Headquarters: Hong Kong, Hong Kong
Founded: 2018
WebsiteLinkedIn