Senior Full-stack Engineer (React/Node) (Backend-Focused) - Real Estate - LATAM

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 This company is far more than a traditional real estate brokerage — it is a tech-powered media company reinventing how real estate is bought, sold, and experienced, combining elite sales talent, cutting-edge technology, and world-class content creation to build a completely new industry approach; its ecosystem spans luxury residential real estate, a powerful education platform, and an in-house creative agency, forming a vertically integrated model that is reshaping the real estate landscape, while offering engineers the opportunity to join an organization that treats technology as a core strategic differentiator, empowers small, autonomous, high-impact teams with full ownership, and values great design, clean code, and exceptional user experience, all within a company that is actively building the future of real estate. JOB SUMMARY We are seeking a highly skilled Senior Full-Stack Engineer to join a high-impact fintech-focused engineering team building resilient, scalable, and data-intensive systems. This role requires deep expertise across the full stack, from designing PostgreSQL schemas and distributed backend services to delivering polished React/Next.js user experiences. The ideal candidate is a systems thinker who values reliability, operational excellence, and clean architecture, with experience handling complex financial workflows, asynchronous event processing, and high-stakes transactional data. You will work in a fast-paced environment with strong ownership, leveraging AI-assisted development tools and modern engineering practices to deliver robust production-grade solutions. RESPONSIBILITIES - Own the full lifecycle of product features, from database schema design and backend implementation to frontend delivery and production monitoring. - Design, build, and maintain scalable event-driven and distributed systems with strong guarantees around reliability and data consistency. - Develop and optimize complex PostgreSQL queries, migrations, and transactional workflows for high-performance financial operations. - Build resilient integrations with third-party systems using webhooks, queues, retry mechanisms, and reconciliation processes. - Implement reliability engineering patterns including idempotency, dead-letter queues (DLQs), outbox patterns, and fault-tolerant processing. - Create responsive and high-quality user interfaces using React and Next.js. - Contribute to architectural decisions and continuously improve system scalability, observability, and operational excellence. - Leverage AI-assisted development tools such as Claude Code or similar platforms to improve engineering productivity and accelerate delivery. - Participate in code reviews, mentor engineers, and promote best practices for handling sensitive financial and transactional data. - Collaborate cross-functionally with product, design, and engineering stakeholders to deliver exceptional user experiences. - Implement and maintain observability and monitoring solutions using tools such as Datadog or OpenTelemetry. - Contribute to infrastructure automation an