Ahmad Odeh

Lead backend development initiatives leveraging Java and Spring Boot to architect and deliver scalable, high-performance microservices supporting critical business operations Design and implement event-driven systems utilizing Event Sourcing and CQRS patterns to ensure strong consistency, comprehensive auditability, and system resilience Develop and maintain GraphQL APIs providing flexible, efficient data access for frontend applications and third-party integrations Drive system optimization initiatives

Led integration and modernization of critical backend applications following the Car2go and DriveNow merger, successfully in-housing previously outsourced systems Architected and implemented microservices-based backend infrastructure, replacing monolithic systems to improve scalability, deployment velocity, and team autonomy Modernized technology stack and upgraded infrastructure, evaluating and integrating enterprise solutions and tools for enhanced system capabilities

Contributed across three diverse teams—two game development teams and core infrastructure—implementing critical game features and ensuring high-availability backend systems Optimized Java backend systems. Led feature teams through design phases, implementation, and delivery Conducted comprehensive stress testing and server stability assessments Mentored team members on best practices, fostered knowledge-sharing culture, and conducted SQL query optimization sessions improving database performance

Led critical system migration from PHP to Python (Flask) backend architecture, modernizing technology stack and improving system scalability and maintainability Delivered comprehensive end-to-end features spanning full stack, from backend APIs to frontend interfaces, while maintaining code quality and architectural consistency Integrated third-party payment processors and security frameworks, implementing secure payment handling across multiple vendors and currency localization per geographic market

Delivered high-quality, thoroughly tested features from initial development through production deployment, maintaining rigorous quality standards throughout the development lifecycle Conducted root cause analysis on complex, ambiguous technical and business problems, implementing sustainable solutions and preventing recurrence Integrated and enhanced external libraries, sometimes extending functionality to meet specific business requirements and address feature gaps Promoted engineering through mentorship

Developed and contributed to a high-quality mobile application consolidating incoming communications from multiple sources (phone, SMS, email, messaging platforms) into a unified interface Implemented both frontend (Android) and backend (Java) components, ensuring seamless integration and optimal user experience Integrated third-party libraries and enhanced them to meet company-specific requirements, extending functionality beyond standard implementations Conducted and participated in design sessions,

Developed standalone desktop application for remote testing of Enterprise Java Beans (EJB), demonstrating comprehensive understanding of J2EE architecture and remote client development Contributed to company telecommunications web application development, writing production-quality code and adhering to team standards Expanded technical knowledge across backend systems, web technologies, and business operations through hands-on experience Note: TELCOCELL was acquired by Ericsson in September 2013