Typescript Engineer (OOP/React/Three.js)

Materialise; Barcelona; On-site; EUR 55,000 - 75,000; Full time

Job summary

Materialise Medical is seeking a front-end software engineer who is passionate about well-structured, object-oriented code and clean architecture. You will work in a TypeScript-based stack to build complex front-end modules with emphasis on application logic, 3D visualization, and computational workflows.

You will collaborate with architects, product managers, and engineers to translate requirements into robust, maintainable code, writing tests and contributing to internal tools that improve

Qualifications

• Strong fundamentals in software engineering.
• 2+ years of production frontend experience.
• Fluent in TypeScript and OO languages.
• Experience with design patterns and SOLID principles.

Responsibilities

• Design and implement complex front-end modules with a strong focus on application logic, 3D visualization, and computational workflows, not just UI.
• Work in a modern TypeScript-based stack using object-oriented principles and design patterns.
• Collaborate closely with architects, product managers, and fellow engineers to turn product requirements into robust, maintainable code.
• Write clean, testable, and reusable components with a strong focus on quality (unit tests, TDD mindset).
• Contribute to internal tools that improve engineering quality and developer experience.

Skills

TypeScript

OOP concepts

Design patterns

SOLID principles

Unit testing

TDD mindset

Communication

Algorithms

Tools

C#

Java

Job description

At Materialise Medical, we believe that better healthcare starts with solutions designed around the individual patient. If you’re passionate about bringing personalized care to every patient, you’ll love being a part of this team. Through the technology we develop, researchers, engineers, and clinicians are revolutionizing personalized treatment — helping improve and save lives daily.

Do you enjoy solving complex engineering challenges rather than building standard web pages? Would you like your code to help surgeons plan life‑changing surgeries and improve patients’ lives worldwide? At Materialise Medical, we develop advanced 3D medical planning tools that empower clinicians and researchers to create patient‑specific treatments. We are now looking for a front‑end software engineer who is passionate about well‑structured, object‑oriented code and clean architecture.

What You Will Do

• Design and implement complex front‑end modules with a strong focus on application logic, 3D visualization, and computational workflows, not just UI
• Work in a modern TypeScript‑based stack using object‑oriented principles and design patterns
• Collaborate closely with architects, product managers, and fellow engineers to turn product requirements into robust, maintainable code
• Write clean, testable, and reusable components with a strong focus on quality (unit tests, TDD mindset)
• Contribute to internal tools that improve engineering quality and developer experience

Your Profile

• You have strong software engineering fundamentals and enjoy solving algorithmic or mathematical problems
• You are fluent in OOP concepts and design patterns (e.g., Factory, Strategy, etc.)
• You understand and follow SOLID principles
• You have strong proficiency in TypeScript, with familiarity in other object‑oriented languages (e.g., C#, Java) as a nice‑to‑have
• 2+ years of professional experience in designing and delivering production‑ready applications
• Good communication skills and a collaborative mindset

Nice to Have

• Experience with 3D rendering, computational geometry, or scientific visualization
• Familiarity with vertex/matrix algebra or simulation‑type logic