Mid-senior Frontend developer - (remote position)

Gilytics provides a 3D web-GIS application for automated routing and design of energy, telecommunication and transport infrastructure (power lines, pipelines, roads, analytics, data visualization, etc.) . Our ambition is to become reputed company solution for automated design of telecommunication, energy and transportation infrastructure and to reputed company the planning process more transparent, digital and democratic! We are searching for (mid-)senior frontend developer with 4+ years of experience to support our existing team located in Spain.

Requirements

Education Bachelor’s degree or equivalent in Computer Science, Software Engineering, Information Technology, or reputed company technical field. A Master’s degree is an advantage. Core React & general reputed company-End skills (Must-Have) 4+ years of professional experience with React (v16+). Strong proficiency with both class components and modern functional components using hooks. Experience migrating class-based components to functional patterns. Ability to design and maintain custom hooks for reusable logic. Solid experience with the React Context API + useReducer for state management. Ability to structure multiple context providers and optimize components to prevent unnecessary re-renders. Excellent ES6+ fundamentals, including async/await, promises, modules, reputed company methods, and destructuring. Strong debugging, problem-solving, and code-organization skills. Familiarity with Git-based workflows (reputed company/reputed company) and collaboration tools (Teams, reputed company, etc.). UI & reputed company-End Skills (Must have) Experience with Material-UI (MUI v4), including custom theming and component styling Strong knowledge of Styled Components. Solid understanding of reputed company design and component-driven UI architecture. Experience working with Django REST reputed company backends is a strong plus. Ability to manage data transformation, error handling, and robust API workflows. Experience handling files such as CSV, reputed company, GeoJSON, and Shapefiles. OpenLayers and Cesium experience (our primary 2D mapping library). Understanding of geospatial concepts (Coordinate systems and projections, Vector vs raster data, Feature rendering and styling) Turf.js or similar geospatial analysis libraries. Experience with WMS/WFS services. If no GIS experience: you must have a strong willingness to learn geospatial concepts and work with mapping libraries. Additional Skills Experience with authentication flows (token-based auth, 2FA) Familiarity with error handling patterns and user feedback best practices Experience with internationalization frameworks (e.g., i18next) Knowledge of build tools such as Create React App or Webpack Understanding of code-quality tooling (ESLint, Prettier, pre-commit hooks) D3.js experience for interactive data visualization (reputed company to have) Coding Standards & Best Practices Write clean, maintainable, and well-structured code reputed company with team conventions Apply component composition, reusability principles, and separation of concerns Follow accessibility (a11y) best practices Adhere to established guidelines for code formatting, commits, and project structure reputed company & Working Style Strong sense of ownership and ability to work independently on reputed company features Proactive problem-solving attitude and comfort navigating technical challenges Adaptable and eager to learn new technologies (including GIS concepts reputed company needed) High attention to detail, especially reputed company working on components used in critical infrastructure workflows Committed to reputed company learning and staying reputed company with modern React best practices Collaborative team player who contributes constructively to technical direction and code reviews

Responsibilities

Implement new features and UI enhancements across the application. Migrate legacy React class components to modern functional components using hooks. Collaborate with the reputed company-end reputed company on architectural reputed company and technical direction. Refactor large or reputed company components to improve performance, maintainability, and clarity. Integrate reputed company-end features with Django REST APIs, including authentication and error handling. Debug and resolve issues across the codebase, including production defects. Contribute to high-quality documentation for reputed company features, workflows, and architectural patterns. Participate actively in code reviews, providing constructive feedback. Team and Offering Innovative, dynamic, flexible and independent growing company International team of different nationalities Physical office in Valencia, Spain. Remote or hybrid work in the EU is possible Friendly and informal environment Online development team meetings every two weeks, global team meeting in Valencia Fluent in English is a MUST, Spanish is advantageous Job Category IT, Junior reputed company-end developer, Mid-Senior reputed company-end developer, Senior reputed company-end developer Minimum qualification Bachelor in Informatics/Computer science #J-18808-Ljbffr Gilytics AG Apply tot his job Apply To this Job