Lead Backend Engineer Data Platform

Location: Spain We are looking for a Data Platform Engineer who wants to build from scratch the tools that will drive real growth for a tech company in full scaling. 👉 This is not the typical backend role. Here you will design the systems that explain how the business grows: from user attribution hasta data unification y campaign optimization . 🧠 What will you do? You will work hand in hand with the marketing team to turn business needs into real systems. You will have ownership total over what you build: technical decisions, architecture and evolution of the platform. Some examples of what you will do: Build key internal tools for growth Design proprietary measurement and attribution systems Create deep linking solutions Unify and process data from multiple sources (especially mobile) Define data architectures and pipelines Construir interfaces simples para equipos no técnicos 🧩 What are we looking for? Un perfil builder , comfortable building from scratch and moving between backend, data and product. Experience Previous experience developing internal products or data tooling Background in environments where data is critical to business Experience building systems from scratch Stack & skills Data architecture / data products Infra (Terraform or similar) Backend sólido (Go ideal, pero flexible) Data pipelines and processing Analytical capability and algorithmic thinking Mindset Alta autonomía (perfil “make it happen”) Product mindset Foco en impacto, no solo en código 🎯 Why is this role different? You will not maintain systems → you will build them from scratch You will not work in isolation → you will impact revenue directly You will not only use external tools → you will create your own solutions It is a real opportunity to build a data-driven growth machine . 🌍 What we offer 💰 Salary competitivo 🏡 Remote within Spain + office in Barcelona Tech City 🧱 Full ownership from day 1 ⚡ Agile environment, with senior talent and quick decisions 🌍 Work with founders who have built global products 👉 Si te motiva build systems with real business impact , this role is for you. Originally posted on Himalayas