Promptwatch is the leading Generative Engine Optimization (GEO) platform, helping businesses optimize their visibility across AI assistants like ChatGPT, Claude, Perplexity, and Google AI. We process massive datasets by prompting AI models millions of times daily, analyzing website traffic patterns, monitoring server logs, and synthesizing insights that drive real business results for SEO and growth teams worldwide.
As a Full-Stack Developer, you'll work across our entire technical stack - from PostgreSQL schema design and background job queues to React 19 frontends and Fastify APIs. Using technologies like TypeScript, tRPC, Prisma, and Tailwind, you'll build features that process billions of AI search queries. Working closely with product and design teams, you'll transform complex AI search data into intuitive user experiences that help businesses win in the age of AI-powered search.
What You'Ll Do
Owning the entire application layer (React / Next.js, Node / Fastify, data models)
Designing and operating event queues, background jobs, and real-time APIs
Managing Google Cloud CI / CD, container builds, backups, and cost monitoring
Setting up logs, metrics, tracing, dashboards
Pairing with product and design to scope features and run user tests
Driving code reviews + testing culture
What We're Looking For
React 19 and Next.js (pages router)
Strong TypeScript knowledge
Node with Fastify
tRPC + traditional REST endpoints
Event queues and job schedulers (SQS, pgboss, etc.)
Postgres with Prisma or a comparable ORM
Tailwind, Shadcn components
Monorepo tooling (Turborepo, etc.)
Jest or Vitest (or similar)
Nice to Have
ClickHouse or other OLAP databases
Elasticsearch
LLM or prompt-engineering basics
Advanced data-visualization
Compensation
Base salary: €70,000 - €100,000
Equity: Meaningful equity stake
Perks: Great office location, team off-sites, company sports activities
Do you see yourself thriving and growing in this role? Apply now and join us in shaping the future of AI Search.