Full Stack Engineer

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Job Title Full Stack Engineer Salary £70k-£90k + Equity Company Description Maverick Intelligence is a 2025-founded B2B SaaS platform with offices in London and San Francisco. They provide real-time identification of anonymous website visitors, delivering verified contact data directly into CRM tools like Salesforce and HubSpot to empower sales teams with actionable intelligence. Job Description As a Full Stack Engineer at Maverick Intelligence, you’ll own features from data modeling to UI. Working directly with the founders, you will ship TypeScript code across React/Next.js and Node.js. You’ll tackle ambiguous problems and build CRM integrations, significantly influencing the product direction and user success of this early-stage AI-powered sales platform. Location London, UK or San Francisco, USA Why this role is remarkable Join a high-calibre team with a pedigree comparable to OpenAI, Stripe, and Palantir, shaping an AI-driven product from the ground up.Gain significant equity as an early employee in a 2025 startup that is fundamentally changing how B2B companies identify and engage prospects.Experience high autonomy and rapid shipping cycles where your technical decisions and product intuition directly dictate the success of the platform. What You Will Do Design and implement end-to-end features using TypeScript, Next.js, and Node.js, ensuring a seamless experience from the backend to the final UI.Build and maintain critical integrations with major sales tools and CRMs including Salesforce, HubSpot, and Attio to deliver real-time visitor data.Collaborate with founders and the GTM team to translate customer needs into technical solutions, making key product calls rather than just following specs. The ideal candidate Possesses extensive production experience shipping full-stack TypeScript applications, specifically using React/Next.js on the frontend and Node.js on the backend.Demonstrates high autonomy and a track record of thriving in fast-paced startup environments where picking up ambiguous problems is the norm.Communicates clearly and shows genuine curiosity about customer workflows, with a strong bonus for experience building LLM-backed or AI product features. Who are Jack & Jill? Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support. And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate. How does this work? Jack's an AI agent for job searching and career coaching. He works for you.Jill is the AI recruiter working for the company. She recruits from Jack's network.If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives. We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network. Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description. We appreciate this can make them look a bit suspect, but there isn't much we can do about it. Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.