Formify is looking for a Principal 3D Frontend Developer who masters Three.js, shaders, and parametric logic at an expert level. You will be technically responsible for our 3D configurator and act as the bridge between the leadership team and developers.You must be located within two hours of Central European Time, either ahead or behindCompany profileFormify builds a browser-based 3D configurator that allows users to fully design complex spaces. Kitchens, laundry rooms, garages. All in real time, fully parametric and customizable.Our product is used by both consumers and businesses. Individuals use it to design their ideal spaces. Companies use it to streamline everything from sales to production.What makes us different:We build everything ourselves. No off the shelf engines. No templatesWe combine mathematical precision with user friendly designOur configurator is fast, scalable and deeply parametricEverything runs in the browser but feels like native softwareWe work directly with decision makers and move fast on the commercial sideWe have outgrown our first version. Now we need someone to help us build what comes next.Role descriptionYou will own the frontend 3D architecture.You translate the founder’s vision, but even more your own ideas into technical execution. You make decisions, set direction and write the code yourself. Even more important: you will be talking directly to investors and stakeholders. You know how to communicate at that level and translate strategic goals into technical direction.You will work with a team of engineers who are strong executors. You bring structure, depth and technical leadership.Your work includes:Designing and maintaining our rendering setup in Next.js and Three.jsWriting custom shaders based on math and physicsBuilding complex parametric configurators from scratchCreating internal libraries and systems that others will build on top ofIntegrating third party tools and APIsTalking to both engineers and nontechnical stakeholders including investorsBecoming fully productive within two monthsRequirementsAt least seven years of experience in frontend or 3D developmentAt least three years in a technical lead or principal roleDeep expertise with Three.js and WebGLYou write shaders from first principles, not from copied examplesYou understand parametric systems and spatial data structuresYou write clean and scalable TypeScript codeYou hold a bachelor’s or master’s degree in Computer Science, Graphics or MathematicsYou explain your decisions clearly and know how to guide othersYou can switch between technical depth and business context with easeBonus points for:Experience with Unity or UnrealFamiliarity with WebGPU, OpenJL, or GLSLExperience with cloud infrastructure like Amazon Web Services, Docker, or KubernetesUnderstanding of continuous integration and continuous delivery processesConditionsA twelve month contract as an independent contributor, with strong potential for extensionA fully remote teamHighly skilled developers and minimal overheadA technically deep 3D platform in a niche marketNo micromanagement. Just trust and ownershipCompetitive compensation at a principal levelYou must be located within two hours of Central European Time, either ahead or behindReady to build something far beyond basic visualization?Send an email to l.verweij@haystackpeople.nl or send Lars a message at +31 6 2029 3364.Formify is exclusively partnering with Haystack People for this role. They will support you throughout the process and handle the initial screening, focusing on both your relevant experience and the soft skills that match the company's needs.