Full-Stack Developer

Alphayotta
Barcelona, Spain
yesterday

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English

Job location

Barcelona, Spain

Tech stack

JavaScript
Microsoft Excel
Amazon Web Services (AWS)
Azure
Spreadsheets
Data Integration
ETL
Django
Python
Data Streaming
TypeScript
Data Processing
Cloud Platform System
React
Flask
Spark
Backend
FastAPI
Vue.js
Vba Programming Language
Front End Software Development
Data Pipelines
Databricks

Job description

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

Requirements

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)

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