Spain | Remote | Senior Engineering Opportunity MaxIT Consulting - Max Corporate Groupis looking for aSenior Full-Stack Engineer, Consumer Fintechto join a fast-growing New York fintech company building banking and payment products for US prediction markets and regulated gaming. The company develops consumer-facing financial products covering account funding, cards, onboarding, identity verification, KYC, and real-time balances on top of its own payments and settlement infrastructure. Its platform has already processed more than USD 2 billion and continues to scale rapidly across both product and engineering. About the Role This is a senior product-engineering position for someone who has already shipped consumer financial applications end to end. You will own complete product experiences, from customer-facing flows through backend services and production operation. Relevant experience includes digital banking, payments, trading, cards, onboarding, KYC, and other regulated consumer-finance products. The client has not defined a mandatory technology stack for the search.



The priority is identifying strong senior engineers with genuine financial-services product experience rather than optimizing for a particular programming language or frontend framework. Key Responsibilities * Build and operate consumer-facing financial products end to end. * Develop onboarding, account-opening, identity-verification, and KYC workflows. * Build customer experiences around cards, payments, balances, funding, and financial transactions. * Develop backend services supporting consumer financial products. * Own features from product and technical design through deployment and production operation. * Work closely with product stakeholders to translate complex financial workflows into simple user experiences. * Ensure reliability, security, and correctness across regulated financial processes. * Operate independently within a small, distributed engineering team. * Contribute to architecture

📌 Senior Full-Stack Engineer, Consumer Fintech (Comunidad de Madrid)
🏢 MaxIT Consulting - Max Corporate Group
📍 Comunidad de Madrid