Founding Engineer - Fintech

Location: Romania; Poland; Georgia; Croatia; Bulgaria About Huzzle At Huzzle, we connect exceptional talent with top opportunities at leading companies across the UK, US, Canada, Europe, and Australia. Our clients include fast-growing startups, digital agencies, SaaS companies, and tech-enabled businesses across industries such as MarTech, FinTech, EdTech, and eCommerce. Unlike traditional outsourcing agencies, we place you directly with innovative companies where you become a valued member of the team. About the company Our client is a fast-growing business formation and financial services platform designed to help international entrepreneurs achieve global business freedom. By integrating company setup in major international hubs, residency visas, and corporate banking into one seamless digital experience, the team removes the traditional barriers to cross-border expansion. They provide a comprehensive suite of services—including tax compliance, bookkeeping, and real estate investment—to a diverse client base spanning over 50 countries. Driven by a mission to provide transparency and speed in a complex regulatory landscape, this team has successfully launched over 1,400 companies and opened thousands of corporate bank accounts. The culture is built on first-hand entrepreneurial experience and a commitment to white-glove service, operating with a remote-friendly, expert-led approach. Candidates will join a high-impact environment focused on scaling innovative solutions that empower founders to build and manage their businesses on their own terms. Job Type Full-time Job Summary This is a rare 0→1 opportunity to build a high-scale financial platform from the ground up within a profitable, established ecosystem. While most fintechs spend years struggling to find customers, this team already has massive distribution at the point of company formation. We are looking for a hands-on Founding Engineer to bridge the gap between company incorporation and global financial operations by building a neobank-style platform that handles everything from KYC and multi-currency accounts to complex money movement and card issuing. You will own the architecture and technical direction of a product that helps international founders launch and scale their businesses globally. Key Responsibilities Architect and build core financial infrastructure including KYC/KYB workflows, ledger systems, and transaction state machines. Design and implement integrations with regulated banking partners, card issuers, and payment rails (ACH, Wires, FX). Develop provider-agnostic systems that allow the platform to integrate multiple financial partners without vendor lock-in. Build robust, secure APIs and data models capable of handling complex reconciliation and event processing. Manage the full lifecycle of feature development, from initial database schema design to production deployment and internal compliance tooling. Work directly with the founders to translate product goals into scalable technical solutions and engineering standards. Requirements 3–8+ years of professional software engineering experience with strong backend or full-stack fundamentals. Proven track record of building production-grade APIs and distributed systems. Mastery of database design, data modeling, and asynchronous workflows (queues, events, retries, and idempotency). A high degree of engineering judgment; you understand when to build for scale and when to optimize for speed. Exceptional ownership mentality—you are comfortable taking a problem and a goal and figuring out the path to completion independently. Highly hands-on approach with a desire to write production code daily in a fast-moving, early-stage environment. Nice-to-Haves Direct experience in fintech, neobanking, or payments (specifically ledgers, reconciliation, or money movement). Background at high-growth financial technology companies such as Stripe, Adyen, Airwallex, Brex, or similar infrastructure providers. Familiarity with the regulatory nuances of KYC/KYB and international banking infrastructure. Experience building multi-currency or FX-heavy platforms. Benefits 💰 Milestone-based compensation 🌎 Fully remote and flexible work environment 🚀 High-impact founding role with 0→1 ownership 📈 Direct influence over architecture and technical direction 🎯 Opportunity to build on top of an already profitable platform 🛠️ Modern tech stack and provider-agnostic architecture 🧠 Collaborative environment working directly with experienced founders