Mohammad

Over deze freelancer

Senior Software Engineer over 10 years of experience specializing in microservices architecture, performance optimization, and enterprise JAVA backend development across multiple domains. Experienced in building a healthcare platform from scratch and delivering production systems that are reliable, scalable, and measurable in impact.

Career Highlights

• Defined the foundational architecture for a new GCC-focused platform using the C4 model, data modeling, and API-first design; delivered 2 production micro-services and sustained 99.9% availability over 12 months in production.

• Led delivery of a complex healthcare benefit-linking capability, aligning stakeholders in Dubai and driving execution across 3 teams from requirements through release.

• Architected revenue-driving healthcare micro-services, including a coverage-resolution service for medical claims that achieved up to 80% automation and enabled payment processing within the same day.

• Improved system performance by reducing API response time from 9 seconds to 2 seconds through targeted tuning.

• Standardized production support procedures and on-call workflows, improving incident response time from 1 day to 1 hour.

• Modernized a legacy monolith by designing, extracting, and deploying an independent micro-service to improve maintainability and scalability.

Tech stack: Java 21, Kotlin, Spring Boot, Micro-services, REST APIs, MySql, PostgreSQL, Docker, Kubernetes, AWS, Bitbucket CI/CD, Git.