Tapitab Inc. | Senior Software Developer — POS & Payment Systems | New York City | $2,500 referral bonus Tapitab is a stealth-mode fintech startup building a proprietary self-learning customer intelligence platform for the US hospitality industry. We are patent-pending across multiple core innovations and are moving fast toward launch. We are looking for a Senior Software Developer to join our technical team and take full ownership of building our POS software layer — including payment integration, tab origination and settlement flows, and Android application development on a handheld payment device. What We Need: • 5+ years of Android development experience (Java or Kotlin) • Hands-on payment processor API integration — Stripe, Shift4, Fiserv, Worldpay, Finix, or equivalent • Deep knowledge of EMV, NFC, and contactless payment standards • Proven experience building POS software for bars, restaurants - hospitality industry • Prior work with leading POS system providers is a strong plus