Mostafa (.

Breach Secure Now is a US-based cybersecurity training and awareness platform. Mostafa was promoted from mid-senior to lead, managing backend infrastructure and bug management processes.

• Expanded the platform’s backend from 150K to over 3 million users by optimizing Python/Flask services and upgrading database infrastructure
• Reduced query execution time by 90% through SQL optimization and migration to MySQL 8
• Designed and deployed a fully queued email pipeline using AWS SES and SQS, capable of sending over 10,000 branded emails every 5 minutes
• Increased platform reliability by resolving critical production issues with AWS CloudWatch monitoring and automated alerts
• Implemented best practices for bug management, led sprint triage, prioritization, and root-cause analysis, which decreased mean time to resolution (MTTR) and improved release quality.

Delivered customized software solutions across various industries, developing complete web applications and APIs with full-stack ownership.

• Created a Store Management System with financial reporting and user role–based permissions
• Built a PDF/PPT upload and keyword search service, enabling efficient document searches for enterprise clients
• Implemented an Arduino-based temperature monitoring system with a real-time dashboard for industrial refrigerators
• Managed end-to-end deployments on Heroku, AWS, and Render, focusing on scalability and cost efficiency

Karezma is a technology solutions provider focused on developing custom business applications and IoT integrations.

• Built and deployed web-based inventory management and reservation platforms using PHP, JavaScript, and MySQL, improving clients’ operational visibility
• Designed IoT-based monitoring systems by integrating hardware sensors with custom web applications to collect, visualize, and analyze real-time data
• Developed responsive frontends (HTML/CSS/JS) and optimized backend APIs for scalability and reliability
• Automated reporting dashboards to provide clients with real-time insights into stock levels, reservations, and system performance
• Collaborated with multidisciplinary teams, ensuring smooth deployments and ongoing client support
• Improved system performance and reduced downtime by implementing monitoring and alerting solutions

Ceramica Prima is a ceramics manufacturing company where he progressed from production management into R&D, working across operations, optimization, and process automation.

• Directed and coordinated daily production operations for multiple product lines, ensuring on-time delivery and adherence to quality standards
• Introduced workflow automation and digital reporting tools, reducing manual errors and improving decision-making speed
• Applied data analytics to identify bottlenecks, achieving measurable increases in productivity while reducing waste and material loss
• Designed and supervised process improvement initiatives in collaboration with engineers, production teams, and management
• Led cross-functional teams, mentored junior staff, and fostered a culture of continuous improvement and innovation
• Partnered with R&D to test new manufacturing techniques, optimize raw material usage, and validate prototypes before large-scale production