Senior Software Engineer

Overview

Builder.io's Publish engineering team builds the platform that empowers marketing and content teams to launch pages and campaigns using production-grade components, without engineering bottlenecks.

Job Description

As a Senior Software Engineer at Builder.io, you will design and build the APIs, and SDKs that power Publish, ensuring they are scalable, well-documented, and reliable for the engineering teams that integrate them into their own codebases.

Responsibilities

• - Design and build the APIs, and SDKs that power Publish, ensuring they are scalable, well-documented, and reliable for the engineering teams that integrate them into their own codebases.
• - Contribute to the agentic future of Publish, building the backend infrastructure and APIs that will power AI-driven content creation, management, and publishing workflows.
• - Act as a technical bridge between the platform and the customer, translating complex enterprise requirements into scalable solutions and shortening the feedback loop between user pain and feature release.
• - Navigate the complexity of a visual CMS at scale.
• - Shape the technical direction of the Publish platform, leading through code reviews, pair programming, and taking proactive ownership of technical debt and quality issues.
• - Drive drama-free launches, anticipating edge cases, surfacing risks early, scoping projects to the right balance of effort and value, and delivering work that stands up to scrutiny.

Required Skills

• - 6+ years of experience in full-stack web development with a proven track record of shipping complex, production-grade features independently.
• - Deep expertise in React and TypeScript/Node.js, with strong instincts for performance, architectural patterns, and the rendering challenges specific to visual editors and component-driven systems.
• - Strong API and backend fluency, including experience designing and building scalable REST or GraphQL APIs, and a genuine interest in the platform and infrastructure layer, not just the UI.
• - Curiosity about AI and agentic systems.
• - Strong product intuition.
• - A customer-first mindset.
• - Cloud fluency.
• - High agency.

Benefits

• - Unlimited time off.
• - 3 weeks is the minimum that we will ask you to take each year.
• - Mental health days.
• - Paid parental leave.
• - $500 home office improvement budget.
• - $500 annual learning & development budget.
• - Co-working space reimbursement.
• - Health Insurance.
• - Additional Insurance.
• - 401k (for US based team members).
• - Real equity.