Principal Frontend / WebGL Engineer

Location: Remote, Spain

Company

hirify.global builds interactive, data-rich web applications and complex software solutions for clients.

What you will do

• Own the technical vision, architecture, roadmap, and end-to-end delivery of the frontend platform.
• Design and build high-performance interactive web applications with real-time 2D/3D geospatial visualizations using WebGL.
• Set frontend standards for clean, maintainable, well-tested code and optimize rendering performance, memory usage, and load times for large datasets.
• Lead, mentor, and review the work of frontend developers while guiding multi-team engineering projects.
• Integrate frontend components with existing products, backend services, and REST APIs; troubleshoot complex browser and device issues.
• Collaborate with product managers, executives, and technical leads on future capabilities, software rollouts, reporting, and corporate strategy.

Requirements

• Typically 10+ years of software development experience with a strong track record of delivering large, complex systems.
• Deep expertise in JavaScript ES6+ and/or TypeScript, including the event loop, memory management, closures, asynchronous programming with Promises and Async/Await, and language-level performance optimization.
• Experience building and optimizing real-time map-rendering pipelines using WebGL, GLSL shaders, or frameworks such as Three.js, CesiumJS, or Mapbox GL.
• Experience processing complex geospatial datasets, map projections, coordinate reference systems, and vector or raster tile streams.
• Deep expertise with at least one major frontend framework, such as React, Angular, Vue, or similar.
• Experience designing scalable, resilient frontend architectures and applying appropriate design patterns.
• Experience consuming and integrating REST APIs using design patterns.
• Strong use of unit tests and modern build and CI tooling.
• Experience leading, mentoring, or setting the technical direction of an engineering team, plus exceptional ability to explain complex technical concepts to non-technical stakeholders and business executives.
• Fluency in English.

Culture & Benefits

• Remote work options from Spain with a flexible schedule.
• Health insurance.
• Competitive annual salary.
• Annual bonus based on company performance.
• Inclusive equal-opportunity environment that values diverse experiences and perspectives.