Frontend Developer

Front End Developer

Summary

Location: Barcelona (Hybrid)

Day Rate: Negotiable

Duration: Until end of June 2026

Availability: ASAP

About the Client

My client is the air transport industry's IT provider, delivering solutions for airlines,

airports, aircraft and governments. Their technology powers more seamless, safe and

sustainable air travel.

They are looking to hire an experienced Front-End Developer on a contract/freelance basis

until the end of June 2026.

About the Role

Working with an international development team you will work on the development of a

new digital cockpit solution that consolidates all essential flight information for pilots—

ranging from weather maps and flight planning tools to fuel efficiency insights and

operational updates.

Key Duties:

• Develop advanced features for our Angular/TypeScript-based web platform.

• Design and maintenance of high-performance, dynamic aviation-specific data

visualizations and interactive cartography (e.g. live maps).

• Oversee and optimize related infrastructure, including data pipelines and deployment

workflows.

• Collaborate with designers and domain experts to translate aviation requirements

into scalable UX patterns.

• Guide the integration of GIS data sources and real-time services.

• Champion code quality, testing, and performance across the front-end stack.

• Actively contribute to Agile processes and help refine team workflows.

• Provide mentorship and technical guidance to junior and mid-level developers.

What we are looking for

Required Skills:

• Bachelor’s degree in Software Engineering or related field

• 5+ years of experience with JavaScript/TypeScript and frontend frameworks,

particularly Angular in production environments

• Deep knowledge of CSS/SCSS, component-driven UI architecture, and reactive

programming patterns

• Proven ability to build complex data-driven visual interfaces (SVG/Canvas/WebGL)

• Experience working with real-time systems and high-frequency data streams

• Strong fundamentals in data structures, algorithms, and application performance

tuning

• Comfortable designing and maintaining deployment pipelines, including

containerization strategies

Nice to have:

• Experience with MapLibre or similar web mapping libraries

• Experience with Tailwind and CSS-in-JS solutions

• Familiarity with GIS formats and tools (GDAL, PostGIS, PyQGIS)

• Understanding of OpenGL/WebGL or other graphics rendering pipelines

• Proficiency with Docker, Redux, RxJS, and related tooling

• Background in aviation, aerospace, or mission-critical domains