Senior Executive Fullstack Developer资深全栈开发工程师
Summary
Build and maintain web applications using PHP (Laravel) and React.js, integrating LLM APIs (OpenAI, Anthropic) and implementing billing/subscription systems with Stripe for an AI-focused product company.
This is a Web & Full-Stack Development role focused on building, enhancing, and maintaining web applications using PHP (Laravel) and React.js. You will collaborate with product managers, UI/UX designers, and fellow engineers to deliver scalable, production-ready features. The role involves designing and maintaining RESTful APIs, translating UI/UX wireframes into clean code, and ensuring performance and responsiveness through optimisation. You will implement role-based access control, subscription systems, and usage metering logic, while supporting integrations with automation systems and third-party services. Additionally, you will integrate and maintain connections with LLM APIs, implement structured response parsing, monitor API usage, and work with the product team to refine AI system behaviour.
Key responsibilities
Develop, enhance, and maintain web applications using PHP (Laravel) and React.js.
Collaborate with product managers, UI/UX designers, and fellow engineers to deliver scalable, production-ready features.
Design and maintain RESTful APIs connecting frontend and backend systems. -Translate UI/UX wireframes into clean, efficient, and reusable high-quality code.
Ensure performance, quality, and responsiveness of applications through optimisation and technical debt management.
Implement role-based access control, subscription systems, and usage metering logic. Support integrations required by automation systems and third-party services.
Integrate and maintain connections with LLM APIs (e.g., OpenAI, Azure OpenAI, Anthropic).
Implement structured response parsing and JSON validation from AI systems. -Monitor API usage, manage request handling, and improve reliability of AI-driven features.
Optimise prompt configuration and system logic to improve consistency and reduce unexpected outputs.
Handle AI request lifecycle management (logging, retries, fallback handling).
Work with the product team to refine AI system behaviour based on business requirements.
Integrate external services such as: Stripe (billing & subscriptions) Email automation systems Webhook-based workflows Other SaaS integrations.
Implement event-driven architecture where necessary.
Participate in code reviews, sprint planning, and Agile/Scrum ceremonies.
Debug, troubleshoot, and resolve production and UAT issues.
Contribute to system documentation and internal knowledge sharing.
Stay updated on modern web and AI development best practices.
Job Requirement
Core (Required)
- 3-5 years of experience in PHP (Laravel) development.
- Strong experience with React.js or modern frontend frameworks.
- Experience designing and consuming RESTful APIs.
- Familiarity with relational database design and optimisation (MySQL or similar).
- Experience integrating third-party APIs.
- Proficient in Git and version control workflows.
- Strong analytical and problem-solving skills.
- Comfortable working in Agile/Scrum environments.
- Full Time On-Site.
AI-Related (Preferred)
- Experience integrating LLM APIs (OpenAI / Azure OpenAI / Anthropic).
- Basic understanding of prompt engineering concepts.
- Experience handling structured JSON responses from AI systems.
- Awareness of token usage optimisation and cost considerations.
- Interest in AI-assisted development tools and workflows.
Nice to Have
- Experience with SaaS subscription systems and billing logic.
- Familiarity with automation platforms (Make.com, n8n, Zapier).
- Experience building event-driven or webhook-based systems.
- Understanding of system performance monitoring and logging.
- Exposure to social platform APIs or publishing integrations.
Unlock job insights
Hirer responsiveness Salary match Number of applicants