Node.js / Fullstack (Cloudflare Workers, D1 database, Hyperdrive)

You will be working on a B2B platform designed to reduce infrastructure costs for companies leveraging LLMs. The product acts as a high-performance proxy layer, compressing token usage and improving efficiency. It is built with a strong focus on edge computing, ensuring low latency, scalability, and cost-effectiveness.

Responsibilities

• Design, build, and maintain scalable backend services using Cloudflare Workers
• Implement and manage data storage using Cloudflare D1 (serverless SQL database)
• Optimize database performance and regional connectivity via Cloudflare Hyperdrive
• Integrate and work with LLM APIs (e.g., OpenAI, Anthropic)
• Develop and maintain efficient API layers and proxy services
• Collaborate with cross-functional teams to deliver high-quality solutions

Requirements

• 4+ years of professional backend development experience
• Strong hands-on experience with Cloudflare Workers
• Solid expertise in Cloudflare D1
• Experience using Cloudflare Hyperdrive for database optimization
• Good understanding of distributed systems and API design

• English level: B1+ (sufficient for communication within the team)

   

Nice to Have

• Experience working with LLM APIs (OpenAI, Anthropic, etc.)
• Understanding of token economics and cost optimization strategies
• Background in building B2B SaaS platforms, API gateways, or developer tools