Full Stack DeveloperAI Search and Marketing Intelligence Platform Portugal remote friendlyWe are supporting an early stage AI company building a platform that helps global brands understand and influence how they are recommended by large language models such as ChatGPT, Gemini, and Perplexity.The product analyses real LLM responses at scale, identifies where recommendations originate across sources like Reddit, YouTube, publishers, and Amazon, and automates actions that measurably improve brand visibility, cost efficiency, and revenue attribution.The company already works with well known international consumer brands and agencies and is expanding its engineering team as the platform scales.The RoleThis is a hands on full stack role joining an established but still early engineering team.You will work across a data heavy web platform that combines ingestion pipelines, AI driven scoring, and interactive dashboards with automated execution layers.You will collaborate closely with senior backend and frontend engineers, data specialists, and technical leadership, with real ownership over how features are designed and delivered.What You Will Be DoingBuilding interactive dashboards and tools using React and Next.js to visualise AI and brand intelligence data Developing backend services, APIs, and core data models using TypeScript and Node.js Working with PostgreSQL and an ORM such as Prisma Integrating with LLM APIs and processing large volumes of structured and unstructured data Supporting workflows that score, classify, and prioritise brand actions across multiple channels Writing reliable, production ready code with appropriate test coverage Contributing to cloud deployments, CI CD, and platform scalability Using AI assisted or agentic coding tools as part of your daily development workflowWhat We Are Looking For2 to 5 years experience as a full stack developer in a SaaS or startup environment Strong experience with React, Next.js, TypeScript, and Node.js Experience building data rich applications and APIs Solid understanding of relational databases, ideally PostgreSQL Exposure to AWS or similar cloud platforms Practical curiosity about AI systems and comfort using AI tools to improve development velocityNice to HaveMonorepo experience such as Turborepo or pnpm workspaces Docker or containerised deployments Experience working with LLM orchestration or experimentation frameworks Observability, logging, or performance monitoring tools Data pipeline, scraping, or ingestion experienceWhy Consider This OpportunityEarly engineering role on a genuinely new applied AI category Work on real production systems used by global brands Strong technical leadership with prior MarTech and data platform experience High ownership, low bureaucracy, and meaningful product influence Competitive salary and early stage equity Flexible working with preference for Portugal based candidates