Mid / Mid-Senior Full-Stack Engineer (£80k-£90k + Equity) at Mintstars.com at Jack & Jill

London, England, United Kingdom -

Full Time

Start Date

Immediate

Expiry Date

24 Jul, 26

Salary

90000.0

Posted On

25 Apr, 26

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

TypeScript, React, Node.js, tRPC, Full-stack development, Payment integrations, System architecture, Observability, API development, Creator economy, B2B payments, Content monetization, Smart routing, Product engineering

Industry

technology;Information and Internet

Description

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: Mid / Mid-Senior Full-Stack Engineer Salary: £80k-£90k + Equity Company Description: Mintstars.com - VC-backed creator monetization and payments platform Job Description: Join a high-output team building the infrastructure for the next generation of the creator economy. You will own end-to-end features for both MintStars’ creator platform and MintCash, their B2B payments arm. This role focuses on shipping clean, pragmatic code across a modern TypeScript stack to solve complex payment and content delivery challenges. Location: London, UK Why this role is remarkable: Work on a platform with a disruptive 5% fee model, directly impacting creator livelihoods while spinning out a sophisticated B2B payments infrastructure arm. Join a lean, high-output team backed by top investors including Polygon, Escape Velocity, and Harvard Innovation Labs, offering high visibility and ownership. Influence the technical direction of a product solving genuinely hard problems at the intersection of global payouts, smart routing, and content monetization. What you will do: Architect and ship end-to-end features including subscription flows, payout systems, and creator tooling using React, Node.js, and tRPC. Build and maintain critical payment integrations with providers like Corefy and CCBill to support multi-rail processing and global payouts. Enhance platform reliability and performance through improved observability, internal admin dashboards, and pragmatic, system-level thinking. The ideal candidate: Possesses 3-6 years of full-stack experience, ideally within a fast-moving startup environment, and is comfortable owning features without hand-holding. Is an AI-forward engineer who treats tools like Cursor or Copilot as a genuine force multiplier to accelerate development and quality. Demonstrates strong product instincts and a pragmatic approach to coding, with a preference for clean, maintainable solutions over complex over-engineering. 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. Next steps Step 1. Visit our website. Step 2. Click 'Talk to Jack'. Step 3. Talk to Jack so he can understand your experience and ambitions. Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role. Step 5. If Jill thinks you're a great fit and her client wants to meet you, they will make the introduction. Step 6. If not, Jack will find you excellent alternatives. All for free. 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.

Responsibilities

You will architect and ship end-to-end features for the creator platform and B2B payments infrastructure. This includes building subscription flows, payout systems, and maintaining critical payment integrations.