Product 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 Product Engineer Salary £70k-£130k + Equity Company Description Userled.io is a LocalGlobe-backed AI-native platform used by enterprise giants like Canva, Ramp, and Elastic to automate B2B go-to-market orchestration. Based in Shoreditch, they are scaling their engineering team to build high-scale systems that process hundreds of millions of events, integrating AI-powered personalization directly into the sales and marketing funnel. Job Description Join Userled.io as a Product Engineer to build the future of AI-native marketing. You will own features end-to-end, from customer discovery to shipping Go and TypeScript services that handle massive data volumes. Working directly with GTM teams, you’ll ship daily, solve complex identity resolution problems, and integrate cutting-edge AI models. Location London, UK Why this role is remarkable True product ownership where you lead projects from ambiguous briefs to shipped solutions, working directly with customers to define the product roadmap.Backed by LocalGlobe and elite angels from Incident.io and Tessian, joining a high-growth team of 30 scaling to 50 within the next year.High-velocity shipping environment where every developer gets Claude Team, Cursor, and a dedicated budget for any AI tools needed to accelerate delivery. What You Will Do Architect and build full-stack features using Go microservices and React/Next.js interfaces to handle hundreds of millions of monthly events and CRM records.Design and implement AI-powered features for content generation and account intelligence using LLMs like OpenAI, Anthropic, and Vertex AI.Orchestrate complex event pipelines and identity resolution systems across Kafka, Postgres, Redis, and BigQuery to power real-time personalization at scale. The ideal candidate Proven track record of shipping production-grade applications at a startup, with professional experience in Go, TypeScript, or cloud infrastructure on AWS/GCP.Strong product sense and a bias for action, comfortable moving forward without detailed specs to solve real customer problems and drive business outcomes.Experience with high-scale data infrastructure, such as event-driven systems, identity resolution, or managing complex third-party integrations like Salesforce and LinkedIn Ads. 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.