Racem BENRHAYEM

Applied AI Engineer

Salaire / Taux journalier

94400 Vitry-sur-Seine, France

Freelance, ouvert au CDI

Expertises

IAPythonTypescriptFastAPINestPostgreSQLKubernetesJenkinsRabbitMQDockerPrometheusGrafanaLLMs / Large language models

Langues

Arabe (Maternelle)Français (Maternelle)Anglais (Courant)

À propos

Introduction

I'm a Backend & Al Systems Engineer focused on building Al-powered product features using LLM systems, retrieval pipelines, and scalable backend architectures. My work sits at the intersection of Al and real-world software systems. I design and implement platforms that transform documents, knowledge bases, and learning content into interactive Al assistants and copilots. Currently, I work on Al tutoring systems capable of ingesting multi-format learning materials (PDF, SCORM, video, etc.) and generating contextual Al assistance for learners. These systems combine document ingestion pipelines, embeddings, vector search, and LLM orchestration to deliver personalized learning experiences integrated with LMS platforms. I have extensive experience integrating Al capabilities into complex ecosystems, including Moodle, Canvas, Blackboard, and SaaS platforms, building scalable services and orchestration pipelines to support production Al features. My work typically involves designing end-to-end Al systems, including content ingestion pipelines, embeddings generation, vector-based retrieval, backend APIs, and orchestration layers that power Al assistants and knowledge systems.

Liens

Expérience de travail

Applied AI Engineer

Raison (formerly Corolair)

oct. 2023 - Présent

3 ans 1 mois

Paris, France

– Led the migration of Corolair's platform from an MVP monolith to a microservices architecture, enhancing scalability, maintainability, and modularity. – Implemented event-driven systems with RabbitMQ for seamless inter-service communication. – Designed and deployed a custom Moodle plugin to enable smooth integration of Corolair's platform with existing LMS systems, simplifying adoption for educators. – Spearheaded the deployment on GCP Cloud Run and later migrated the infrastructure to AWS ECS, optimizing performance and scalability. – Configured an Application Load Balancer (ALB) for efficient traffic distribution to backend services. – Set up a Jenkins CI/CD pipeline to automate builds, deployments, and send real-time notifications to the team's Slack channel for streamlined monitoring. – Integrated various LLMs (GPT, AWS Bedrock) into backend systems with robust APIs to ensure efficient token and call usage. – Engineered a queuing system to handle API rate limits by managing token requests per minute while maintaining seamless service for users. – Overhauled the RAG (Retrieval-Augmented Generation) pipeline to process diverse materials (PDFs, videos, HTML, and more) into structured, retrievable formats for improved Al-powered tutoring. – Delivered a scalable, decoupled infrastructure ready to adapt to growing demands. – Enhanced user experience by ensuring efficient Al operations and smooth LMS integration. – Strengthened team productivity with automated workflows and proactive monitoring tools.

Backend & DevOps Developer

SupplyzPro

mars 2023 - sept. 2023

7 mois

Tunis, Tunisie

– Built and published Docker images for microservices, ensuring clean, reusable, and efficient deployment workflows. – Deployed containers on Linux VPS instances, setting up robust environments for hosting scalable applications. – Configured Linux VPS servers for production readiness, optimizing security and performance. – Implemented Docker Swarm to connect multiple nodes into a unified network, exposing only the gateway service to the internet for reduced attack surface. – Set up a Prometheus + Grafana stack to collect metrics from containers, enabling detailed performance monitoring. – Designed interactive dashboards for real-time insights into system health and usage patterns. – Delivered secure, high-performance containerized applications. – Improved system reliability with robust monitoring and diagnostics. – Strengthened hands-on expertise in DevOps and backend operations.

DevOps Developer

branper

juin 2022 - août 2022

3 mois

Sousse, Tunisie

– Developed a sophisticated Docker monitoring solution that simplifies container management through a user-friendly API interface. – The tool serves as an abstraction layer between developers and Docker's complex ecosystem, offering streamlined endpoints for essential container operations such as starting and stopping containers. – The core functionality was enhanced with Docker Swarm integration, implementing a robust monitoring system that continuously tracks service health across the container cluster. – Upon detecting any service disruptions or failures, the system automatically triggers email notifications to designated administrators, ensuring immediate awareness of potential issues. – Abstracting Docker's complexity behind a clean API interface. – Providing real-time monitoring of containerized services. – Delivering instant notifications for system health issues. – Supporting both standalone Docker containers and Swarm services. – Enabling automated response to service disruptions. – The tool demonstrates a practical application of container orchestration, monitoring, and automated alerting in a production environment, showcasing modern DevOps practices and microservices architecture principles.

Full-stack Developer

Junior Entreprise INSAT

oct. 2021 - août 2022

11 mois

Tunis, Tunisie

– Led and coordinated a 3-member development team to successful project completion. – Implemented effective communication strategies and agile methodologies. – Managed project timelines and deliverables efficiently. – Demonstrated problem-solving skills in overcoming technical challenges. – Contributed to the development of "Ahmini" platform, a significant social initiative. – Helped create digital solutions for uninsured working women. – Participated in improving healthcare accessibility through technology. – Supported social entrepreneurship and community welfare. – Successfully delivered internal projects meeting all requirements. – Made meaningful impact on social welfare through tech solutions. – Gained valuable team leadership experience. – Developed both technical and soft skills in a professional setting.

Project Manager

MedSirat

févr. 2022 - juin 2022

5 mois

Tunis, Tunisie

– Successfully led and coordinated a 5-member development team. – Architected a comprehensive training management solution. – Implemented agile methodologies with regular sprints and stand-ups. – Achieved project milestones through effective task distribution. – Developed a multi-user platform supporting trainers, learners, and administrators. – Created an interactive calendar system for session management. – Implemented automated certificate generation and distribution. – Built a robust admin backoffice for trainer validation and platform management. – Established clear communication channels with all stakeholders. – Conducted regular requirements gathering and validation sessions. – Maintained project transparency through progress reporting. – Successfully translated business requirements into technical solutions. – Trainer profile management system. – Interactive training calendar. – Certificate generation module. – Administrative dashboard. – User role management system.


Formation

National Institute of Applied Science and Technology

Diplôme d'ingénieur, Ingénierie informatique

2019 - 2024

5 ans 1 mois


Licences et certifications

Certificate of Internship

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Philia

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CTC Mission Management Solution

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