Staff Software Engineer (£110k-£150k + Equity) at Fanvue

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 Staff Software Engineer Salary £110k-£150k + Equity Company Description Fanvue.com is a Series A AI-powered creator platform that has surpassed $100M+ in annual recurring revenue. Recognized as a Sunday Times Best Place to Work for two consecutive years, the company supports millions of fans globally with triple-digit year-on-year growth, focusing on connecting creators directly with their audiences at scale. Job Description Join Fanvue.com as a Staff Engineer to lead the evolution of a high-growth platform serving tens of millions of users. You will architect the transition from a monolith to event-driven services, optimize PostgreSQL for high-throughput workloads, and build the AI infrastructure powering automated chat and content discovery. This hands-on role is pivotal for platform reliability. Location London, UK Why this role is remarkable Lead the technical transformation of a platform with $100M+ ARR and triple-digit annual growth, ensuring systems scale effectively for tens of millions of monthly active users. Work at the cutting edge of AI-native engineering, building core infrastructure like vector stores and LLM orchestration that is central to the product's evolution rather than an afterthought. Join a multi-year "Sunday Times Best Place to Work" where technical excellence is prioritized over management hierarchies and significant equity offers substantial upside in a high-momentum environment. What You Will Do Drive the monolith-to-services decomposition using proven patterns like Strangler Fig to improve system modularity, reliability, and developer velocity across the engineering organization. Architect and scale event-driven systems and AI infrastructure, including embedding pipelines and real-time chat features using a modern stack of TypeScript, Node.js, Go, and AWS. Mentor engineering teams through code reviews and design sessions while establishing high standards for AI-assisted development tools to accelerate delivery and define team-wide engineering best practices. The ideal candidate Possesses 10+ years of hands-on software engineering experience with a proven track record of shipping and scaling distributed systems for tens of millions of monthly active users. Deeply proficient in TypeScript, Node.js, Go, and AWS, with specific expertise in optimizing PostgreSQL for high-throughput production environments through query optimization, partitioning, and replication. Highly experienced in service-oriented architecture transitions and familiar with modern AI/ML infrastructure components, including vector databases, embedding pipelines, and LLM API orchestration. 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.