Lead Software Engineer

Agentnode — United Kingdom · Posted ~2 days ago

Lead Full-time Hybrid £70000-£95000

Skills

React Next.js Node.js Python LLM APIs REST APIs Webhooks Relational databases Authentication Stripe

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Summary

Lead the end-to-end development of an AI-enabled web platform, define architecture, build scalable systems, and grow an engineering organization from the ground up.

Highlights

First engineering hire with equity, strong autonomy, technical ownership, and opportunity to build and lead the engineering team.

Description

About AgentNode We're building AgentNode: AI-powered lead follow-up and appointment setting for US real estate agents. We already sell to these agents every day, so you'll have real users on your product within days of shipping - not quarters. We're hiring our first engineer. You'll be employee number one on the technical side, working directly with the two founders, and you'll own the platform end to end. The Role Create the product end to end - frontend, backend, data model, deployment. The architecture decisions are yours to make and defend.Build the AI workflow layer: LLM-driven lead engagement, follow-up and appointment setting, with a human-in-the-loop review step before anything is sent.Ship weekly against real customer feedback.Set the technical direction - stack, infrastructure, security, and how we handle compliance in a regulated messaging environment.Grow into the engineering lead. As we raise and hire, you're the person who builds and runs the team. Key Requirements A strong full-stack engineer who can take a web product from an empty repo to live on your own (React/Next.js with Node or Python, or a comparable modern stack).You've shipped with LLM APIs in production - prompt design, structured outputs, chaining and orchestrating multi-step workflows. Not just experimented.Comfortable building against third-party REST APIs and webhooks, and you can design a sensible relational data model without supervision.You've handled the unglamorous foundations: authentication, multi-tenant account structure, basic security practice, Stripe billing. Bonus Points Telephony and messaging APIs (Twilio-style SMS and voice)CRM integration work - Follow Up Boss, GoHighLevel or similarAI model routing, eval or prompt-management tooling (OpenRouter, BrainTrust, LangSmith)Real estate, proptech or martech experienceScaling a small product into a larger platform, or building out an engineering team behind you The Offer £70,000-£95,000 depending on experience, plus meaningful vested equity. Hybrid: 2 days per week in our Knightsbridge office, 3 days remote. The autonomy that comes with being the first engineer in the room.