We're building Rewrite, a system that dynamically rewrites landing pages in real-time based on user intent. We're looking for a skilled Backend Developer to architect and build the backend engine.

Responsibilities:

• Build APIs that generate and serve rewritten page variants based on user signals (e.g., search keywords, referring pages)
• Develop a scalable backend for real-time response and high availability
• Integrate with OpenAI or other LLM APIs for dynamic copy generation
• Collaborate with analytics engineers on tracking and experimentationSupport PHP-based site infrastructure

Requirements:

• Strong experience with Python or Node.js and PHP
• Experience with LLMs (OpenAI API, prompt engineering)
• Experience building and deploying production-grade APIs/microservices
• Familiarity with experimentation frameworks (Optimizely, VWO, etc.) is a plus
• Strong understanding of SEO and web performance

Why Join:

- Build the core engine of a product that redefines website communication

- Opportunity to work on a cutting-edge project with a talented team

- Market competitive salary for the right candidate PKR 130k to PKR 200 with lot of learning and growth opportunities.