Houssem Toumi

Team: 5 Full Stack Developers, 1 Tester, 1 DevOps Engineer, 1 Product Owner. Project: "BUYBUY" An e-commerce application dedicated to selling automotive parts and helping SMEs market their products. The platform manages inventory, orders, and provides delivery services. Achievements: -AWS (Amazon Web Services): ● Implemented robust cloud solutions using S3, Lambda, CloudFront, Route 53, and Cognito. ● Created a reproducible infrastructure with Terraform to manage AWS resources easily. -CI/CD Pipeline Management with GitLab: ● Automated the deployment of Node.js backend applications on AWS Lambda. ● Deployed Angular front-end applications on AWS S3. ● Implemented a CI/CD pipeline with GitLab CI for automated validation and deployment. -Backup and Restoration Strategies: ● Automated regular backups of critical data using GitLab CI. ● Established rapid restoration mechanisms with Ansible to minimize downtime. -Monitoring Tools: ● Used AWS CloudWatch, Prometheus, and Grafana to monitor performance and AWS costs. Data Collection and Analysis: ● Customized dashboards to visualize service performance and resource usage. -Development: ● Developed the REST APIs for the backend, optimizing MongoDB queries for improved data access. ● Created reusable Angular components to encapsulate business logic. ● Utilized Swagger to document and test REST APIs, ensuring smooth communication between front-end and back-end. ● Set up a pipeline generating Newman reports to test requests before deployment in DEV, UAT, and PROD. *Technologies: Terraform, Docker, MongoDB, GitLab CI, AWS, Angular, Node.js, Express.js, Python, Grafana, Prometheus.

Team: 4 full stack developers, 1 tester, 1 DevOps engineer, 1 Product Owner. Project : "IMMO" ● Real estate management platform for buying, selling, or renting properties online. ● Intuitive interface facilitating transactions for both individuals and businesses. Achievements : -AWS Utilization : ● Deployed robust cloud solutions using AWS (S3, Lambda, CloudFront, Route 53, Cognito). ● Created a reproducible infrastructure using Terraform, simplifying AWS resource management. -Continuous Deployment : ● Built CI/CD pipelines with GitLab to automate deployments and continuous testing, ensuring reliable updates. -Front-End Development : ● Developed responsive and user-friendly interfaces using Angular for managing real estate assets. ● Integrated dynamic features to streamline user and property management. ● Utilized Angular’s state management to ensure smooth communication between components. ● Ensured visual alignment with the brand identity for a professional presentation. -Back-End Development : ● Designed a robust API with Node.js and Express.js to efficiently manage application data. ● Integrated MongoDB as the primary database for optimal handling of real estate information. ● Implemented strict security measures to safeguard sensitive data. -Integration and Testing : ● Seamless integration between the Angular front-end and the back-end, ensuring smooth functionality. ● Conducted rigorous and automated testing to guarantee platform quality and reliability. ● Continuous production monitoring to quickly detect and resolve potential issues. *Technologies : Node.js, Angular 16, MongoDB, AWS (Lambda, S3, API Gateway, Cognito), Terraform, Docker, GitLab CI/CD.

Team: 4 Full Stack Developers, 1 Tester, 1 DevOps Engineer, 1 Product Owner. -Project: "MonBouLot" ● A platform dedicated to job search and application management. ● Enables job seekers to find opportunities and companies to manage their job listings. ● Market trend analysis for optimized application management. -Backend Development: ● Microservices developed in Node.js to manage job listings, users, and applications. ● Integration of a RESTful API via AWS API Gateway for communication between services. ● Use of AWS Lambda for serverless critical functions. ● AWS S3 for secure storage of user files and application data. -Authentication & Authorization: ● Managed with AWS Cognito for authentication, authorization, and role management. -Front-end: ● Migration to Angular 16 for a modern, responsive, and intuitive user interface. ● Optimized search, filtering, and application submission for users. -Database Management: ● MongoDB used to manage data related to users, job listings, and applications. -CI/CD & Automation: ● GitLab CI/CD pipelines for automating the deployment of microservices and the front-end. ● Use of Terraform and Terragrunt to automate AWS infrastructure. -Infrastructure: ● Scalable and highly available infrastructure with Terraform. ● Multi-cloud orchestration to enhance performance and reduce operational costs. -Monitoring & Logging: ● Monitoring through AWS CloudWatch to track microservices and potential incidents. ● Centralized logs for fast troubleshooting and issue resolution.