Senior Backend Engineer (PHP/Rust migration)

We're looking for a Senior Backend Engineer (PHP) to help maintain and evolve a mission-critical payments platform operating at the intersection of government systems and prepaid card processing. The role focuses heavily on backend development within a mature PHP-based platform that processes complex financial workflows.

Requirements

• Senior-level experience developing backend systems in PHP, ideally within a LAMP-based architecture.
• Strong experience working with MySQL and relational database design.
• Experience maintaining and evolving large, long-lived codebases.
• Solid understanding of Unix/Linux environments and server-based application development.
• Experience debugging production systems and investigating complex data or processing issues.
• Familiarity with automated testing practices and maintaining large test suites.
• Experience working with message queues, logging systems, or asynchronous processing.
• Ability to work independently while collaborating through code reviews and technical discussions.
• Strong analytical skills and ability to learn complex technical and business domains.

Benefits

• 100% remote work
• Payment in USD
• Paid Time Off (PTO)
• Work-from-home & training reimbursement
• English lessons
• Technical training
• Career coaching