Full Stack Developer

What you'lldo Design and implement backend REST APIs using Java + SpringBoot

Build Dashboard frontend features using Next.js / React /TypeScript / Tailwind CSS, including data views, forms, charts (Recharts), and PDF export interactions

Design data models and write migration scripts on PostgreSQL(with pgvector) + MyBatis-Plus / Flyway

Work with AWS cloud infrastructure (RDS, ElastiCache, SQS, S3, Secrets Manager), including deployment and operational troubleshooting

Write unit tests (JUnit 5 / ArchUnit) and end-to-end tests(Playwright) to uphold code quality and architectural constraints

Collaborate with product, finance, and operations teams to turn PRDs into maintainable, extensible technical solutions

Requirements Bachelor's degree or above in Computer Science or a related field, or equivalent work experience

5+ years of full-stack or front-/back-end engineering experience, able to independently deliver complete features from frontend pages to backend endpoints

Proficient in Java + Spring Boot (MyBatis-Plus, Spring Security, RESTful API design)

Proficient in React / Next.js + TypeScript, with a solid understanding of the App Router, componentization, and state management

Strong command of PostgreSQL relational database design and SQL tuning, and of migration tools such as Flyway

Hands-on experience with AWS services, covering at least two of RDS, S3, SQS, ElastiCache, and Secrets Manager

Proficient with AI coding tools (e.g. Claude Code, Cursor, GitHub Copilot) to accelerate day-to-day development, and able to review and validate AI-generated code before safely integrating it into production

Excellent engineering fundamentals: clean code, design patterns, automated testing, Git-based collaboration

Able to work from a PRD / technical design doc to independently break down requirements and turn them into a technical solution

Hands-on experience with Docker and GitHub Actions CI/CD

Able to read and write Chinese, and comfortable reading Chinese technical docs/PRDs

Good written and spoken English

Nice to have Hands-on experience building and integrating a Node.js /TypeScript + LangChain / LangGraph AI agent service (knowledge-base retrieval, conversational workflows, business tool calling)

Experience with LLM agent orchestration frameworks such as LangChain / LangGraph / LlamaIndex, or with RAG (retrieval-augmentedgeneration) application development

Experience with vector databases (e.g. pgvector) or semantic search

Experience integrating with the WhatsApp Business API /Meta Cloud API or other messaging platforms

Background in finance/property management/ERP-style SaaS product development