Ndifreke Alexander

Managed backend development efforts, improving platform performance by 40%, reducing response times by 35% with optimized architecture and database tuning. Developed and launched key features that increased user engagement by 25% and improved transaction processing speed by 50% and developed and improved GraphQL APIs, integrating with internal and third-party systems.

At Andela, I serve as a Senior Software Engineer contractor, delivering scalable web solutions using PHP, Java, Symfony, Laravel, and React. I collaborate with international clients to build and maintain high-performance applications tailored to their business needs.

Designed and developed scalable microservices architectures using Java, Spring Boot, and PostgreSQL, improving system efficiency and maintainability. Developed and maintained RESTful APIs, enabling seamless API integrations. Implemented asynchronous processing using Kafka and RabbitMQ, ensuring efficient handling of high-load transactions.

Designed and implemented microservices-based architectures using Java, Spring Boot and Angular 2, PHP, Symfony, Laravel. Ensured security best practices, reducing vulnerabilities by 70% through enhanced authentication and data protection measures and worked with Docker and Kubernetes for containerized deployments and cloud-based infrastructure on AWS.

Built and maintained high-performance backend systems using Laravel. Improved application performance and reliability through database optimization MySQL/PostgreSQL. Led efforts to enhance the scalability and efficiency of fintech applications.

Built and integrated user-facing features using Java Spring Boot), React.js, PHP (Symfony, and Laravel). Developed and customized dynamic web applications using CMS platforms like WordPress and Drupal, enhancing functionality, performance, and user experience. Solved complex architectural challenges and enhanced data storage solutions.

Developed, maintained, and improved web applications using PHP, MySQL, WordPress, CSS, HTML, and related technologies. Customized and enhanced WordPress-based websites, including theme and plugin development.

Studied Medical Laboratory Science at the University of Calabar. Gained foundational knowledge and practical skills in laboratory procedures and diagnostics.