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Motif

Staff/Principal Software Engineer, 3D Modeling

Motif

. Design, develop, and maintain high-performance applications in Rust.

Posted 11/5/2026full-timeRemote • United StatesLeadWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in designing and developing high-performance applications using Rust and TypeScript, with a strong foundation in 3D modeling, computational geometry, and graph algorithms. Proven ability to collaborate with cross-functional teams and ensure software quality through rigorous testing practices.

Highest-signal resume keywords
Rust ProgrammingWebAssembly DevelopmentGraph Algorithms3D Modeling ExpertiseProduction Software Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
RustTypeScriptWebAssemblyMemory ManagementConcurrencyPerformance OptimizationLinear AlgebraComputational GeometryNumerical RobustnessAI-Assisted Development Tools
Soft Skills
Problem-SolvingCommunicationCollaboration
Industry Keywords
ArchitectureMechanical DesignGame DevelopmentProduction-Quality SoftwareStartup Environment

Tech Stack

Tools & technologies
RustTypeScriptC++

About the role

Key responsibilities & impact
  • Design, develop, and maintain high-performance applications in Rust.
  • Build the core data model, geometry, and graph algorithms powering the modeling platform and its extension points.
  • Contribute across the stack using Rust, WebAssembly, and TypeScript.
  • Partner with product managers and designers to clarify requirements and ship features.
  • Own software quality through unit and integration testing.
  • Build cutting-edge, high-performance web applications for Motif’s agent-native building design and construction platform.

Requirements

What you’ll need
  • Understanding of the 3D modeling domain as applied to architecture, mechanical design, game development, or an adjacent field.
  • 5+ years building complex, production-quality software.
  • Production Rust experience, or depth in another systems language such as C++, with a strong understanding of memory management, concurrency, and performance optimization.
  • Comfort with linear algebra, computational geometry, graph algorithms, and numerical robustness.
  • Experience building web applications.
  • Experience using AI-assisted development tools in real production work.
  • Comfort with startup pace, ambiguous requirements, and prioritization.
  • Excellent problem-solving, communication, and collaboration skills.