Full Stack DeveloperAI Search and Marketing Intelligence PlatformPortugal 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 dataDeveloping backend services, APIs, and core data models using TypeScript and Node.jsWorking with PostgreSQL and an ORM such as PrismaIntegrating with LLM APIs and processing large volumes of structured and unstructured dataSupporting workflows that score, classify, and prioritise brand actions across multiple channelsWriting reliable, production ready code with appropriate test coverageContributing to cloud deployments, CI CD, and platform scalabilityUsing 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 environmentStrong experience with React, Next.js, TypeScript, and Node.jsExperience building data rich applications and APIsSolid understanding of relational databases, ideally PostgreSQLExposure to AWS or similar cloud platformsPractical curiosity about AI systems and comfort using AI tools to improve development velocityNice to HaveMonorepo experience such as Turborepo or pnpm workspacesDocker or containerised deploymentsExperience working with LLM orchestration or experimentation frameworksObservability, logging, or performance monitoring toolsData pipeline, scraping, or ingestion experienceWhy Consider This OpportunityEarly engineering role on a genuinely new applied AI categoryWork on real production systems used by global brandsStrong technical leadership with prior MarTech and data platform experienceHigh ownership, low bureaucracy, and meaningful product influenceCompetitive salary and early stage equityFlexible working with preference for Portugal based candidates