Belkhiria Mohamed Hatem

Belkhiria Mohamed Hatem

Technical Lead • Jemmel 5020, Monastir, Tunisia • +21654189522

[email protected] • linkedin.com/in/mohamed-hatem-belkhiria

Summary

Experienced Technical Lead with a successful track record in Laravel development and optimizing SQL performance. Managed high-performing teams of over 20 members, fostering collaboration and delivering impactful solutions. Proficient in designing effective solutions, implementing DevOps strategies, and managing infrastructure. Achieved a 20% reduction in system response times through enhanced Azure cluster resources and Grafana utilization. Successfully lowered Azure expenses by $3000/month, optimizing cognitive services and reducing operational costs by 30%. Demonstrates excellence in analytical thinking, performance enhancement, and successful cross-functional teamwork. Displays agility in learning new technologies, swiftly adapting to change, and delivering under tight timelines.

SKILLS

• Laravel Framework • Spark Laravel • PHP • Vuejs (vue.js) • SQL Performance Optimization • Analytical Problem Solving • Leadership • DevOps and Infrastructure Management • Agility in Learning • Effective Time Allocation • Version Control (GIT) • Atlassian Bamboo (CI/CD) • Enhancing Prometheus Queries • Implementing Redis Caching • Azure Functions (CDN Integration) • Conversational AI (ChatGPT, BERT) • Advancing AI through Prompt Engineering • Creating Technical Documentation • Advanced Technical Support • Collaborative Cross-Functional Interaction • Clear Communication

Languages

• Arabic: Native • French: Professional Proficiency • English: Professional Proficiency

WORK EXPERIENCE

Quicktext, Sousse, Tunisia

Technical Lead                                                                                   Mar/2022-Present

Oversight:

•         Enhanced Azure resources with Grafana, achieving peak performance and scalability. Reduced response times by 20%.

•         Lowered Azure expenses by $3000/month, replacing a service with an open-source alternative, reducing operational costs by 30%.

DevOps and Infrastructure:

•         Maintained Bamboo pipelines for CI/CD operations, accelerating deployment by 30%.

•         Managed Grafana dashboards, refining Prometheus queries. Reduced incident response time by 25%.

Database Management:

•         Orchestrated MySQL to PostgreSQL migration with Pgloader, boosting efficiency.

•         Monitored request queries using the Analyze feature and Telescope package, enhancing performance by 40%.

•         Integrated pgbouncer, optimizing database resource usage by 50%.

SQL Enhancement and Cache:

•         Implemented indexing techniques, introduced Redis caching. Reduced query execution time by 40%.

Azure Function Integration:

•         Improved widget API responses with Azure Functions CDN, cutting widget loading times by 50%.

Bot Capability:

•         Led transition to multi-intent bot handling, enhancing conversation abilities by 30%.

R&D and Support:

•         Explored AI hallucination solutions, improved response accuracy.

•         Provided technical guidance, addressing client inquiries.

Collaboration and Communication:

•         Collaborative and Flexible: Collaborated with HR for internal processes, reducing task completion time by 20%. Managed diverse teams of over 20 members, enhancing teamwork and communication.

•         Swiftly Adapting and Communicative: Simplified technical tasks for better communication, accelerating project delivery by 30%.

Quicktext, Sousse, Tunisia

Senior web developer                                                                      Mar/2019-Mar/2022

Code Review:

•         Conducted thorough code reviews, ensuring best practices.

Reservation Integration:

•         Integrated Property Management Systems, optimized data imports.

Database Management:

•         Migrated MySQL to PostgreSQL, monitored queries for 40% performance boost.

Azure Solutions:

•         Managed Azure resources, created Storage Tables solution for better data organization.

Hotel Group Management:

•         Engineered solution for streamlined hotel management.

White Label Integration:

•         Enabled seamless Quicktext use across brands, boosting customer engagement.

Security and Microservices:

•         Collaborated on security enhancements and microservices architecture.

QuicktextPay Project:

•         Introduced secure payment solution, elevating user experience.

Mobile Development APIs:

•         Engineered APIs, expanding user base.

Vue.js Enhancement:

•         Redesigned Vue.js components, improving user interface.

Satoripop, Sousse, Tunisia

Juinor web developer                                                                       Oct/2017-Mar/2019

Macotisation Project (Association Platform):

·         Updated payment module, designed white-label module for associations.

Wiki.total and Zeneduc Projects:

·         Maintained, resolved bugs, redesigned payment module, optimized SEO and UX.

Vodlfow Project:

·         Assisted in video module creation, developed analysis module, multi-tenant solution.

Task Force Participation:

·         Collaborated on strategic initiatives.

EDUCATION

Master’s degree in Engineering – computer software engineering, 2017

International Multidisciplinary School of Sousse , Sousse,Tunisia.

Bachelor’s degree – Computer scinece, 2014

Higher Institute of Computer Science and Mathematics of Monastir, Monastir,Tunisia.