Freelance Full Stack Developer — AI Data Platform (FinTech) | Hybrid, MilanWe're looking for a Freelance Full Stack Developer to join a fast-growing AI company building a data intelligence platform for the financial sector. The team values real ownership and fast execution - you'll build end-to-end and have a direct say in product and architecture decisions. Hybrid presence in Milan required.What you'll do:Build across the full stack — React/Next.js interfaces, backend APIs, and database layer (Postgres/Supabase)Work with AI agents and LLM-based features integrated into the core productTake ownership of features from concept to production, contributing to architecture decisionsCollaborate with product and engineering on new functionalityMust-haves:3+ years (ideally 5+) of end-to-end full stack developmentStrong React/Next.js + TypeScriptBackend/API design and implementationPostgres or Supabase experienceCloud deployment experience (GCP, Vercel)C1 EnglishBased in or near Milan, available for hybrid workNice-to-haves:AI/ML concepts, LLM integrationsFinancial services backgroundExperience with heterogeneous data processingWhy join:Real ownership over your work, fast-moving environmentDirect involvement in product and architecture decisionsWork with AI/LLM technology in a financial-sector productThis is a freelance opportunity via Shakers, the European marketplace connecting top independent tech talent with high-growth companies. Apply with your CV and daily rate to be considered.

Sourced from LinkedIn. Relocantly aggregates public job postings; apply on the original site.