Building a modern document processing platform reimagined with LLMs, transforming how the world works with unstructured data.

Extend is revolutionizing document processing through their modern platform powered by LLMs. As a Design Engineer, you'll be at the forefront of creating innovative interfaces that simplify complex document processing. The company has shown impressive growth, with a 15x revenue increase this year reaching 7-figures in ARR, and serves major clients like Brex, Checkr, Opendoor, and Chime.

The role combines design and engineering expertise, focusing on creating novel interaction patterns for human-AI collaboration. You'll tackle challenging problems like visualizing AI decision-making, designing interfaces that handle both automated and human-in-the-loop scenarios, and building systems that work for technical and non-technical users alike.

The position offers significant impact and ownership, working directly with the founding team in a high-performance culture. The team is notably talented, including former founders and world record holders, and is backed by prestigious investors including YC, Homebrew, and OpenAI investors.

This is an excellent opportunity for someone who excels at both design and implementation, with the chance to shape the future of document processing and AI interfaces. You'll be joining at a crucial growth stage, with the company preparing for its next funding round and executing an ambitious product roadmap.

The role offers competitive compensation ($150K-$200K plus equity) and is based in New York City, where you'll work with a lean, high-impact team. If you're passionate about creating intuitive interfaces for complex systems and want to be part of transforming how the world handles unstructured data, this role presents an exceptional opportunity to make a significant impact.

Senior Design Engineer role at Extend, building intuitive interfaces for AI-powered document processing platform, offering $150K-$200K plus equity in NYC.

Design Engineer

Document processing platform reimagined with LLMs, transforming how the world works with unstructured data.

Extend is revolutionizing document processing through their modern platform powered by LLMs. As an AI Engineer, you'll be at the forefront of building state-of-the-art document processing infrastructure that impacts millions of documents processed monthly.

The company has shown impressive growth, increasing revenue 15x to 7-figures in ARR, and serves major clients like Brex, Checkr, Opendoor, and Chime. The role involves tackling complex challenges at the intersection of LLMs, data processing, and human-AI interfaces.

Key responsibilities include:
- Creating multimodal models for document layout awareness
- Developing novel chunking strategies for long documents
- Building and evaluating data pipelines and model performance
- Designing self-correcting systems
- Working directly with leadership and having significant ownership

The position offers unique opportunities to:
- Work with a talent-dense team of former founders and world record holders
- Join a high-performance culture in NYC
- Receive substantial equity ownership
- Tackle novel, unsolved problems
- Impact mission-critical processes where accuracy directly affects real-world outcomes

Backed by prestigious investors including YC, Homebrew, and OpenAI investors, Extend is positioned for significant growth. The lean team structure ensures that early members will have outsized impact and direct customer relationships while working on ambitious technical challenges in document processing.

AI Engineer position at Extend, building state-of-the-art document processing infrastructure using LLMs

AI Engineer

Extend is revolutionizing document processing with their LLM-powered platform. As the Developer Experience Lead, you'll be instrumental in making Extend the go-to choice for developers in document processing.

The company has shown impressive growth, with revenue increasing 15x to 7-figures in ARR. Their product is already trusted by major companies like Brex, Checkr, Opendoor, and Chime for mission-critical operations. The market opportunity has expanded 1000x due to LLMs, and Extend is positioned to capture this growth.

The role involves owning the end-to-end developer experience, from documentation to SDKs and sample applications. You'll create technical content, develop community strategy, and help shape the product roadmap based on developer feedback. Working directly with the founding team in NYC, you'll have significant ownership and impact.

Key responsibilities include:
- Creating comprehensive documentation for both beginners and power users
- Building developer trust in AI-powered systems
- Developing tools and SDKs to drive adoption
- Growing a thriving developer community
- Enabling quick troubleshooting and optimization
- Incorporating developer feedback into product strategy

The ideal candidate brings 3+ years of developer experience/relations experience, strong technical writing skills, and the ability to build developer tools. You'll be joining a talent-dense team of former founders and industry experts, working on novel problems at the intersection of LLMs and data processing.

Extend offers an exciting opportunity to shape the future of document processing, backed by prestigious investors including YC, Homebrew, and OpenAI investors. The company maintains a high-performance culture with generous equity ownership, making this an excellent opportunity for those looking to make a significant impact in the AI/ML space.

Lead developer experience at Extend, building the future of LLM-powered document processing platform while owning documentation, SDKs, and community growth.

Developer Experience Lead

Extend is revolutionizing document processing through their modern platform powered by LLMs. As a Design Engineer, you'll be at the forefront of creating intuitive interfaces that bridge the gap between AI theory and production deployments.

The company has shown impressive growth, with revenue increasing 15x to 7-figures in ARR. Their product is already being used in mission-critical workflows by prominent companies like Brex, Checkr, Opendoor, and Chime. The team operates in a high-performance culture in NYC, backed by prestigious investors including YC, Homebrew, and OpenAI investors.

The role involves tackling complex design challenges at the intersection of LLMs, data processing, and human-AI interfaces. You'll own the end-to-end design process, build and maintain the design system, and implement high-quality interfaces using React, TypeScript, and Tailwind. Key challenges include visualizing AI decision-making to build user trust, creating interfaces for both automated and human-in-the-loop scenarios, and designing feedback loops for improved document processing performance.

As a founding team member, you'll have significant ownership and impact, working directly with the CEO, CTO, and other founding members. The ideal candidate should have 5+ years of experience combining design and implementation, strong portfolio demonstrating complex web application design, deep expertise in modern frontend technologies, and experience with AI/ML interfaces.

Join a talent-dense team tackling novel problems in document processing, where the market has expanded 1000x due to LLMs. You'll have the opportunity to shape the future of how humans interact with AI systems while working with a lean, highly efficient team that's growing rapidly.

Design Engineer role at Extend, crafting intuitive interfaces for AI-powered document processing platform using React, TypeScript, and Tailwind.

Extend is revolutionizing document processing through their innovative LLM-powered platform. As a Forward Deployed Engineer, you'll be at the forefront of helping enterprises implement AI solutions for their document processing needs. The role combines technical expertise with customer-facing responsibilities, making it perfect for someone who enjoys both engineering and business impact.

The company has shown impressive growth, increasing revenue 15x to 7-figures in ARR, and serves major clients like Brex, Checkr, Opendoor, and Chime. You'll be joining a high-performance team of former founders and industry experts, working in-person from their NYC office. The position offers significant equity ownership and the opportunity to tackle novel challenges at the intersection of LLMs, data processing, and human-AI interfaces.

Key responsibilities include developing deployment strategies for LLMs in production environments, handling complex edge cases in customer data, enabling non-technical experts to train models, and helping customers optimize their AI implementations for performance, cost, and latency. You'll work directly with the founding team and have complete ownership over large areas of customer success.

The ideal candidate should be passionate about customer success, detail-oriented, and capable of operating with high autonomy. While the role is open to new graduates, you should have a strong understanding of AI/ML concepts and excellent communication skills to work effectively with both technical and non-technical stakeholders. This is an exceptional opportunity to join a well-funded startup backed by YC, Homebrew, and OpenAI investors, with the potential for massive impact on the future of document processing.

Forward Deployed Engineer role at Extend, helping enterprises implement AI-powered document processing solutions, offering $150K-$200K salary in NYC.

Extend Engineering Jobs

Building a modern document processing platform reimagined with LLMs, transforming how the world works with unstructured data.