Soroush Rahmani

Led backend delivery for banking software used by financial institutions across Southeast Asia, building secure workflow platforms with PHP, Laravel, MySQL, and REST APIs. Improved performance across high traffic operational screens by 60 percent through MySQL query tuning, Redis caching, and simpler data access patterns. Reviewed code, mentored developers, and set practical standards for secure input handling, maintainable PHP services, testing, and release readiness. Wrote technical documentation and collaborated with product owners, QA, and support teams to ensure on-time delivery in a remote-friendly setup.

Built core features for a cryptocurrency exchange marketplace serving 10K active traders. Developed account, wallet, order, payment, admin, notification, and support workflows; integrated third-party payment, identity, and market data services via REST APIs with retry logic, audit trails, and clear failure handling. Designed responsive dashboards and customer facing screens; deployed Redis caching to reduce latency from 300ms to 120ms while handling 50K requests per hour. Maintained secure release workflows with Docker, Git, and automated checks.

Developed backend systems for payment and analytics platforms with PHP, Laravel, REST APIs, PostgreSQL, Redis, and AWS infrastructure. Built integrations with DocuSign, file services, analytics APIs, and payment-related workflows, improving reliability for document and transaction processing. Rolled out queue processing and middleware-style services for background tasks, reducing failed payment jobs from 5% to under 0.5%. Created reporting and dashboard features with Vue.js, TypeScript, and JavaScript, helping enterprise users track workflow status and business metrics. Rebuilt Docker images and CI/CD pipelines across environments, cutting deployment time from 45 minutes to 15 minutes. Worked closely with product, support, and data teams to annotate process behavior, document edge cases, and turn findings into shipped improvements.