Role: Frontend (Python + Databricks Integration)Location: Barcelona, Spain (3days/week On-Site)Job Type: Permanent (35k euros/yr)OverviewWe are building an internal sustainability data-driven application and are looking for a Full-Stack Developer with strong frontend expertise and solid backend/data integration skills.You will primarily focus on building a polished, production-quality frontend while integrating with Python-based backend services and Databricks-powered data pipelines.What You'll Work OnA full-featured internal product UI (not just dashboards)Backend services that connect frontend data pipelinesIntegration with Databricks workflows (batch data processing, GB-scale datasets)ResponsibilitiesDevelop a modern, scalable frontend application (likely React or similar)Implement backend APIs using Python (FastAPI, Flask, or similar)Integrate frontend with data processed via Databricks pipelinesCollaborate with the team to implement existing architecture (not design from scratch)Ensure smooth data flow between UI and backend servicesWrite clean,



maintainable, and well-tested codeRequired SkillsStrong frontend experience (React, Vue, or similar frameworks)Solid JavaScript/TypeScript skillsExperience building product-grade UIs (not just simple dashboards)Python backend development (FastAPI, Flask, or Django)Experience consuming and building REST APIsBasic understanding of data pipelines and ETL workflowsStrong Excel and VBA proficiency, including deciphering complex spreadsheet models and reprogramming their functionality into robust Python-based applications.Comfortable working in a team and executing defined tasksNice to HaveExperience integrating with Databricks or Apache Spark environmentsUnderstanding sustainability or ESG DataFamiliarity with data-heavy applicationsExperience with authentication, state management, and performance optimizationExposure to cloud environments (AWS, Azure, or GCP)

📌 Frontend (Python + Databricks Integration) - €35.000 A Year (Barcelona)
🏢 Insight International (UK
📍 Barcelona