Senior Software Engineer, Design Services

Job summary

What you'll own A meaningful area end to end: a slice of the customer design experience, designer tooling, the iOS app, or a backend service. AI-backed features: you'll define how they behave, evaluate output quality, and iterate based on real customer impact. Work across the 3D and Studio stack, the TypeScript graph, the PHP monolith, and the agent platform as the work requires. What success looks like In 90 days: you've ramped on the stack and shipped real improvements in your area. In a year: you own an area of the platform, you've raised its quality and reliability, and you're the person…

Job details

What you'll own A meaningful area end to end: a slice of the customer design experience, designer tooling, the iOS app, or a backend service. AI-backed features: you'll define how they behave, evaluate output quality, and iterate based on real customer impact. Work across the 3D and Studio stack, the TypeScript graph, the PHP monolith, and the agent platform as the work requires. What success looks like In 90 days: you've ramped on the stack and shipped real improvements in your area. In a year: you own an area of the platform, you've raised its quality and reliability, and you're the person the team goes to for it. How we work with AI AI is a core part of how we build, and we're investing heavily in it, well beyond using it to write code faster. The team works with Claude Code, Codex, and Cursor and builds on our agent platform and LLM tooling. We're building an internal harness so agents can handle real engineering work, like error resolution, bug fixes, and feature enhancements, around the clock. You'll use AI intentionally, help push this forward, review output critically, and stay accountable for everything you ship. Must-haves Strong full-stack fundamentals. You understand how web, mobile, APIs, services, and databases fit together. You use AI tools as a real part of your engineering workflow and own the output. You've owned meaningful parts of a product or system in production. You ramp quickly and are comfortable with ambiguity and unfamiliar code. Nice to have Native iOS (Swift) experience. 3D, graphics, or visualization experience. Experience building AI or ML-backed product features. Ecommerce or marketplace experience. Technologies we use AI: Claude Code, Codex, Cursor, an internal agent platform, and LLM tooling. Web and mobile: React/TypeScript and a native iOS app in Swift. Backend: PHP, Node/TypeScript, GraphQL, Python. 3D and Studio: Python rendering, our in-house 3D toolchain (Lunes), floorplan and visualization tools. Infrastructure: AWS, Terraform, Docker. Interview process An initial phone screen, followed by two to three rounds of interviews with the team to confirm technical skill, personal fit, and role alignment. Additional details Location: open to remote candidates in select US locations, with a preference for Denver. Compensation: $150,000 to $185,000, depending on experience. This role is also eligible for company equity. Benefits: generous PTO, volunteer days off, medical, dental, vision, and disability coverage, a 401(k) with company match, free design services, furniture discounts, and merchandise credits. We are accepting applications on an ongoing basis until the role is filled. Havenly is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis.

What you’ll do

The engineer will own end-to-end areas of the customer design experience, designer tooling, and backend services. They will define and iterate on AI-backed features while working across the 3D stack, TypeScript graph, and PHP monolith.

Requirements

Candidates must have strong full-stack fundamentals and experience owning production systems, with a proficiency in using AI tools in their workflow. Native iOS (Swift) and 3D graphics experience are listed as preferred qualifications.

Benefits

• Generous PTO • Volunteer days off • Medical • Dental • Vision • Disability coverage • 401(k) with company match • Free design services • Furniture discounts • Merchandise credits • Company equity

Listed skills

• Software · Preferred
• Production · Preferred
• Node.js · Preferred
• Reliability · Preferred
• Swift · Preferred
• PHP · Preferred
• Process · Preferred
• TypeScript · Preferred
• Amazon Web Services · Preferred
• Claude · Preferred
• GraphQL · Preferred
• Customer · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Full-stack Development
• TypeScript
• PHP
• React
• Swift
• iOS Development
• Python
• GraphQL
• Node.js
• AWS
• Terraform
• Docker
• AI Tooling
• 3D Visualization
• API Design
• Database Management