--- title: 'Software Engineer at Backflip' canonical: 'https://feeny.ai/job/software-engineer-backflip-san-francisco-44hv38k0j89k' type: 'job' last_seen: '2026-09-13' --- # Software Engineer at Backflip - **Company:** Backflip - **Location:** San Francisco, CA - **Employment:** full-time - **Work type:** hybrid - **Posted:** 2026-06-04 - **Last confirmed live:** 2026-09-13 - **Apply:** https://jobs.ashbyhq.com/backflip.ai/d8ddbf1a-5002-419c-a002-75366d15a940 ## Job description ## The Role Backflip is looking for experienced Software Engineers with strong full-stack fundamentals to join our team. You'll build the APIs, services, and infrastructure behind our products and ship features end to end, ensuring they meet the reliability, security, and performance expectations of our enterprise customers. We'll look to you to be product-minded, think holistically about the end-user experience, and bring a hands-on blend of architecture, infrastructure, and product sense. As a small team, we're all generalists who work wherever the product needs us. We're looking for engineers who thrive on autonomy and individual responsibility, and who are happy to jump in across the codebase. This is a hybrid role based in our San Francisco headquarters. ## What You’ll Do - Design and build full-stack systems and the backend services, APIs, and infrastructure behind our products - Take projects from ambiguous problem to shipped solution with minimal process - Deploy products and ML models to production, and iterate quickly based on real customer feedback - Develop integrations with CAD software, 3D tools, and other third-party applications - Build the systems that make Backflip enterprise-ready: security, authentication, multi-tenancy, and observability - Collaborate with the AI team to turn new model capabilities into shipped product - Contribute to technical architecture, design reviews, and engineering best practices ## What We’re Looking For - 4+ years of professional software engineering experience - A strong generalist who can build, ship, and scale complex full-stack systems - Experience architecting backend systems, services, APIs, and data flows, for reliability and scale - Fluent in a modern backend stack (TypeScript, Node.js, Python, RESTful APIs, CI/CD) - Able to build and ship user-facing features end to end, from data model to UI (TypeScript, React) - Experience building secure, production systems for enterprise customers - Pragmatic and product-minded. You balance speed and quality, and enjoy taking features from idea to shipped Bonus points for experience with ML, data, or search systems, building plugins for desktop CAD tools, or genuine excitement about the mechanical design space. You don't need to check every box. If you're a strong engineer who's excited about the problem, we'd love to hear from you. ## About Backflip Mechanical design, the work done in CAD, is the rate-limiter for progress in the physical world. However, there are only 2-4 million people on Earth who know how to CAD. But what if hundreds of millions could? What if creating something in the real world were as easy as imagining the use case, or sketching it on paper? Backflip is building a foundation model for mechanical design: unifying the world’s scattered engineering knowledge into an intelligent, end-to-end design environment. Our goal is to enable anyone to imagine a solution and hit “print.” Founded by a second-time CEO in the same space (first company: Markforged, exited for $2.1B), Backflip combines deep industry insight with breakthrough AI research. With investor Ashish Vaswani (transformer inventor), and backed by a16z and NEA, we raised a $30M Series A and built a deeply technical, mission-driven team. ## About Backflip ## Company Overview - **One-liner**: Backflip is building AI-powered 3D design tools that transform scans, text, and sketches into parametric CAD models for the physical world. - **Entity Type**: Private, Series A - **Headquarters**: San Francisco, California, United States - **Founded**: 2022 (conflicting reports suggest 2020) [builtin.com] - **Founders**: Gregory Mark (CEO) and David Benhaim (CTO) [tracxn.com] ## Core Business - **Primary industry**: AI-powered 3D design / CAD software - **Target customers**: B2B and B2C – designers, mechanical engineers, manufacturers, 3D printing enthusiasts, and creators of physical and digital assets - **Mission or purpose**: “Transform the frontend of the 3D design process” and “build a foundation model for mechanical design” to make expert-level CAD skills accessible to hundreds of millions of people. ## Products & Services - **Backflip AI Platform**: A suite of AI tools that convert 3D scans, text prompts, or hand sketches into editable, parametric CAD models (currently native in Onshape or .STEP export). Includes scan-to-CAD, text-to-3D, and mesh-to-CAD capabilities. _Type: SaaS / AI Model_ ## Market Standing - **Valuation/Market Cap**: Not disclosed (private company) - **Key Metric**: Total funding raised – **$30M** (Series A, December 2024) [techcrunch.com via tracxn.com, linkedin.com] - **Notable Investors/Partners**: Andreessen Horowitz (a16z), New Enterprise Associates (NEA) [linkedin.com, tracxn.com] - **Growth Signals**: +33.3% headcount growth year-over-year (now ~10 employees); major product launches in early 2025 (scan-to-CAD, text-to-physical reality); founders previously built and took Markforged (NYSE: MKFG) public. ## Competitive Advantages - Founders’ deep domain expertise from building Markforged, a publicly traded 3D printing leader deployed on all seven continents. - Proprietary foundation model trained on mechanical engineering data – not just a wrapper on existing LLMs. - Direct integration with Onshape and the broader manufacturing ecosystem (STEP file export, 3D printing workflows). - Small, elite team enabling rapid iteration and a tight feedback loop with users. ## Strategic Focus - Accelerate mechanical design by making AI the default interface for CAD, targeting both professional engineers and novice makers. - Unify scattered engineering knowledge into an intelligent copilot that “gives everyone the superpower of expert mechanical design skills.” - Expand from scan-to-CAD to broader text-to-3D and eventually full generative design for physical products. ## Why Work Here - **Culture**: “Creative, passionate and curious” – emphasizes the joy of solving tough problems with robust, well-written code and seeing real-world impact. [backflip.ai] - **Work policy**: Hybrid – employees work from physical offices in San Francisco (HQ) or Miami; “OnSite Workspace” with typical on-site presence. [builtin.com] - **Team size**: ~10 employees – offers significant ownership, cross-functional collaboration, and influence on product direction. - **Notable perks**: IPO experience at Markforged; backed by top-tier VCs (a16z, NEA); focus on cutting-edge AI applications in manufacturing and design. ## Sources 1. [backflip.ai](https://www.backflip.ai/) 2. [LinkedIn](https://www.linkedin.com/company/backflip-ai) 3. [Built In](https://builtin.com/company/backflip-backflipai) 4. 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