Senior Full-Stack Engineer at Surface Labs (S23) $30K - $50K • 0.01% - 0.25% Building the AI-powered marketing ops platform that turns website visit into revenue. IN / Remote (IN) Full-time US citizenship/visa not required 3+ years About Surface Labs Surface Labs is building the next-generation AI-powered marketing ops platform. We help B2B companies turn 30% more of their inbound into pipeline with high-converting forms, intelligent lead enrichment, fraud prevention, and AI agents that automate follow-ups. We’re backed by top investors and prominent angels, and our product already powers tens of thousands of leads each month for dozens of customers. Our fully remote team of engineers and designers is growing—join us to help build the future of agentic marketing software. About the role Skills: TypeScript, Serverless, PostgreSQL, Figma, Node.js Location, etc. Fully remote Must be available to work in US or India timezones Fluent English required - must be able to meet and converse synchronously on a video call. No visa support. About the Role Our customers depend on Surface to power their marketing operations — and we’re scaling fast. As a Senior Full Stack Engineer, you'll help us mature from a growing startup into a reliable platform—building AI agents that automate complex workflows, architecting systems that handle millions of events, and crafting interfaces that make sophisticated automation feel simple. You will work directly with our CTO, shape product decisions, and collaborate with a global team that ships daily. You will: Think product-first — As we onboard more customers, you'll identify friction in their workflows and redesign experiences before they become support tickets Develop AI Agents for Marketing — Build agents that automate lead routing, enrich contacts, and orchestrate campaigns—then create interfaces that removes the complexity of configuring these agents Build resilient systems — Architect fault-tolerant services for our data pipelines processing millions of marketing events daily Required Qualifications At least 3 years of experience building full-stack react applications Proficient in React, NodeJS, TailwindCSS, PostgreSQL Bachelor’s degree in computer science, information systems, or engineering Proficient in written and verbal English Can translate Figma views into working React code What sets you apart: You've built or worked on WYSIWYG editors/ drag-and-drop builders You have experience with edge computing, real-time data pipelines, or distributed systems You've helped mature a startup's infrastructure—migrating databases, improving observability, or establishing engineering standards Technology Our primary application stack is built using NodeJS, Typescript, ReactJS, and PostgreSQL. Additionally, we solve interesting problems around edge computing, building identity graphs for bespoke data enrichment infra, customer data analytics & compliance, UI experimentation, and bot detection. Interview Process Please send us your resume, any example of past projects, and availability. References are also appreciated, especially if you have worked with other YC companies. We’ll review and get back to you. If we decide to move forward, we will provide a short full-stack take home assessment. A final interview with 1-2 people and a quick decision thereafter.