Full Stack Engineer (Go + React) – Remote (GMT+0 to GMT+4)B2B Contract | Long-term | Product-led | AI-drivenWe're working with a fast-growing, AI-led product company building modern, scalable software used by real customers globally.This is a remote first, high performance environment where engineers have full ownership, from idea through to production, and work closely with product to shape what gets built.If you enjoy moving fast, building things end-to-end, and working in a genuinely product-focused team, this could be a great fit.What You'll DoBuild features end-to-end, from concept to production (backend, frontend, and everything in between)Develop APIs in Go and interfaces in React that are fast, reliable, and intuitiveWork closely with product and contribute to product decisions, not just implementationShip quickly, iterate fast, and continuously improve based on real user feedbackDesign clean, scalable systems, keeping things simple and maintainableIntegrate with REST / GraphQL APIs, authentication flows, and third-party servicesDeploy, monitor,



and improve systems in productionLeverage AI tools (e.G. Claude Code or similar) to accelerate development and debuggingSupport users when needed, investigating issues and improving reliabilityWhat We're Looking ForExperience building products in a startup or fast-paced environmentStrong experience with Golang (backend) and React (frontend)Hands-on experience with AI-assisted development toolsSolid fundamentals in software engineering and system designExperience with PostgreSQL and API development (REST / GraphQL)Familiarity with Docker and cloud environments (AWS is a plus)Comfortable handling production issues, debugging, and user-facing problemsA pragmatic mindset, knowing when to go deep vs keep things simpleStrong communication, ownership, and team collaborationWhat Matters HereYou build things that users actually useYou care about the product, not just the codeYou can move fast without breaking everythingYou ta

📌 Full Stack Engineer (España)
🏢 Breakthrough Talent
📍 España