Full-Stack JavaScript Engineer (Remote - LATAM or Europe)

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Description

org), we build the foundational payment interface software that powers modern retail, B2B, and service-industry transactions. Payments architecture is unique: it requires flawless data consistency, zero-downtime availability, low latency, and bulletproof offline-first capabilities. We don't just build web apps; we build mission-critical infrastructure that businesses rely on to process their livelihoods. Because our platform manages complex real-time event loops, financial calculations, and deep peripheral integrations, the quality of our codebase is our highest priority. The Reality of This Role (Read This Before Applying) We are looking for a true Senior Engineer—someone who architectures scalable systems, actively maps out edge cases, and writes highly maintainable code. A note on AI Slop: We know the current state of remote hiring. If you rely on ChatGPT, Claude, or Copilot to blindly vomit boilerplate logic, write your functions, or solve architectural hurdles you don't actually understand, do not apply. We have zero tolerance for AI slop, unreviewed copy-pasted code, or hidden technical debt. We expect our senior engineers to have deep foundational knowledge, a critical eye for code quality, and the ability to explain the why behind every line of code they push. Our Screening Process We respect your time, so we will not make you do an asynchronous, 48-hour take-home coding assignment (where people just use AI anyway). Instead, our interview process is direct and highly collaborative: Initial Intro & System Design (45 mins): A conversation about your past expe

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