Founding Product FullStack Engineer – AI Fintech (Remote - US Based)

ABOUT TRUELOGIC At Truelogic we are a leading provider of nearshore staff augmentation services headquartered in New York. For over two decades, we’ve been delivering top-tier technology solutions to companies of all sizes, from innovative startups to industry leaders, helping them achieve their digital transformation goals. Our team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects. Whether collaborating with Fortune 500 giants or scaling startups, we deliver results that make a difference. By applying for this position, you’re taking the first step in joining a dynamic team that values your expertise and aspirations. We aim to align your skills with opportunities that foster exceptional career growth and success while contributing to transformative projects that shape the future. OUR CLIENT A VC-backed, early-stage B2B SaaS startup building an AI-native financial system to modernize bookkeeping, reporting, and payroll for growing companies. JOB SUMMARY As a Founding Product Engineer, you will take full ownership of critical customer problems from inception to deployment, building a modern financial system powered by AI agents. You will work directly with founders and finance teams to design user experiences, architect technical solutions across the full stack, and establish the core engineering culture. The ideal candidate is a highly autonomous, product-minded builder who excels in ambiguous, early-stage environments and is eager to ship complex, consequential software that directly impacts how businesses operate. RESPONSIBILITIES - Talk directly with founders, operators, and finance teams to define the right product solutions. - Design and build full-stack solutions across frontend, backend, AI, data, and external integrations. - Develop AI finance agents to automate workflows for invoicing, collections, payroll, reporting, and mont