Frontend Developer, Mid / Sr.

About The Company Gilytics is a pioneering technology company specializing in 3D web-GIS applications designed for the automated routing and design of energy, telecommunication, and transportation infrastructure. Our platform supports the planning and management of power lines, pipelines, roads, and data visualization, providing a comprehensive solution that enhances efficiency and accuracy. Our mission is to establish ourselves as the industry standard for automated infrastructure design, making the planning process more transparent, digital, and democratic. We are committed to innovation, continuous improvement, and delivering cutting-edge solutions to our clients worldwide. About The Role We are seeking a Mid-senior Frontend Developer to join our dynamic team remotely. In this role, you will be responsible for developing and maintaining high-quality, scalable front-end components for our web-GIS platform. You will collaborate closely with our front-end lead and cross-functional teams to implement new features, optimize existing code, and ensure seamless integration with backend services. The ideal candidate will have a strong background in React, modern JavaScript, and UI/UX design principles, with an eagerness to learn geospatial concepts and contribute to innovative infrastructure planning solutions. This position offers an exciting opportunity to work on impactful projects in a collaborative and flexible environment, supporting our growth and technological advancement in the industry. Qualifications

• Bachelor's degree or equivalent in Computer Science, Software Engineering, Information Technology, or related technical field
• A Master's degree is an advantage
• 4+ years of professional experience with React (v16+)
• Proficiency with 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 React Context API and useReducer for state management
• Excellent ES6+ fundamentals including async/await, promises, modules, and array methods
• Experience developing in a Linux environment
• Familiarity with Git-based workflows (GitLab/GitHub) and collaboration tools (Teams, Slack, etc.)
• Comfortable working in agile development environments
• Experience with Material-UI (MUI v4), Styled Components, and responsive design principles
• Hands-on experience integrating REST APIs using Axios or similar libraries
• Knowledge of GIS and mapping libraries such as OpenLayers and Cesium (desirable)
• Understanding of geospatial concepts and data formats (GeoJSON, Shapefiles, WMS/WFS)
• Experience with authentication flows and internationalization frameworks
• Knowledge of build tools like Create React App or Webpack and code-quality tooling (ESLint, Prettier)
• Strong problem-solving, debugging, and code organization skills
• Excellent communication skills and a proactive attitude towards learning and collaboration

Responsibilities

• Implement new features and UI enhancements to improve user experience and functionality
• Migrate legacy React class components to modern functional components utilizing hooks
• Collaborate with the front-end lead and cross-functional teams on architectural decisions and technical strategies
• Refactor complex components to optimize performance, maintainability, and clarity
• Integrate front-end components with Django REST APIs, including handling authentication and error states
• Debug and resolve issues across the codebase, including production environments
• Contribute to comprehensive documentation of features, workflows, and architectural patterns
• Participate actively in code reviews, providing constructive feedback and ensuring code quality
• Stay updated with the latest React and front-end development best practices
• Support the development of geospatial features by working with mapping libraries and data formats

Benefits

• Opportunity to work in an innovative and growing company with a focus on cutting-edge technology
• Flexible remote or hybrid work arrangements within the EU
• International team environment with diverse nationalities
• Participation in global and local team meetings in Valencia, Spain
• Supportive and informal company culture fostering professional growth
• Potential for professional development in GIS and geospatial technologies
• Competitive salary and benefits package (if available)

Equal Opportunity Gilytics is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, gender, age, religion, national origin, sexual orientation, disability, or any other protected characteristic. All qualified applicants will receive consideration for employment without regard to these factors.