Sr. Software Engineer at PAYNOTE Sr. Software Engineer at PAYNOTE in Miami Beach, Florida Posted in 4 days ago.

Type:

full-time

Annual Base Salary Range:

$120K - $155K Company Description PAYNOTE is a payments platform that enables businesses to accept credit card payments with instant settlement, providing fast access to funds and improved cash flow. The company focuses on delivering chargeback protection to reduce risk and operational overhead for merchants. PAYNOTE also supports global payouts, helping organizations scale across borders and serve international customers. By combining security, speed, and global reach, PAYNOTE aims to simplify complex payment workflows for modern businesses. Role Description As a Sr. Software Engineer at PAYNOTE, you will design, build, and maintain backend services that power secure payment processing, instant settlements, and global payouts. You will collaborate with product managers, designers, and other engineers to translate business requirements into scalable, reliable software solutions. Daily responsibilities include writing clean, well-tested code, reviewing peer implementations, troubleshooting production issues, and optimizing system performance. You will contribute to architectural decisions, champion engineering best practices, and help mentor less-experienced team members. This is a full-time, on-site role based in Miami, FL. Qualifications Strong foundation in Computer Science, including algorithms, data structures, and system design. Proficiency in Back-End Web Development and Software Development, with experience building scalable APIs and services. Advanced Programming skills in one or more modern languages commonly used for backend systems (e.g., Java, C#, Go, Python, or similar). Solid understanding of Object-Oriented Programming (OOP) principles and design patterns. Experience with databases (SQL and/or NoSQL), distributed systems, and cloud infrastructure (e.g., AWS, GCP, or Azure). Knowledge of secure coding practices and familiarity with payments or fintech systems is highly beneficial. Comfort working in an agile environment, with strong problem-solving skills and attention to detail. Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.