Jad Chahed

Missions ➟​ Implementation of a customer service platform in two existing applications. ➟​ Leading a team of 5 developers on the front-end, back-end and devops (Gitlab CI). ➟​ Implementation of best practices. ➟​ Code review. Achievements ➟​ Migration from Heptapod to Gitlab and Gitlab CI ➟​ Helped define specifications on Figma and Confluence ➟​ Architecture and implementation of new after sales service features ➟​ Added and configured an S3 on Clever Cloud and AWS and used the AWS sdk to communicate with it. ➟​ Worked on documentation on the existing code. ➟​ Wrote a document to reduce technical debt and make the project maintainable and sustainable in the long term. Technologies ➟​ Databases (MySQL, SAGE, S3) ➟​ Front-End (Angular, TypeScript, RxJs, NgRx, HTML, CSS) ➟​ Backend (NestJS) ➟​ Docker, Docker Compose ➟​ GitLab ➟​ Figma ➟​ Confluence

Missions ➟​ Create a new public Figma board and redesign about 10 pages, as well as two new pages. ➟​ Ensure that the new design is responsive and easily understandable by users outside the project. ➟​ Apply the new design validated by Vitess mentors and contributors to the entire website. ➟​ Merge Macro and Compare pages to improve user experience. ➟​ Improve navigation on the Status page by integrating pagination for better readability of history. ➟​ Ensure all pages score ≥ 90% on Google Lighthouse or a similar tool. Achievements ➟​ Design and implementation of a design consistent with Vitess' style (font and colors) on all pages. ➟​ Review of loaders and simplification of benchmark comparison tables for a better understanding of metrics. ➟​ Creation of a new page to list all available benchmarks by commit/branch/tag, facilitating access to benchmark history. ➟​ Correction of the Daily page for a better rendering of benchmark history. ➟​ Development of an admin interface to add benchmark runs. Technologies ➟​ Databases (MySQL) ➟​ Front-End (React, Vite, TypeScript, HTMX) ➟​ Backend (Golang) ➟​ Docker, Docker Compose ➟​ GitHub ➟​ Figma

Missions ➟​ Migration from a PHP backend to a NestJS backend ➟​ Support to other developers ➟​ Implementation of new features ➟​ Implementation of unit and e2e tests on the Frontend part ➟​ Development of Devops tooling for the monorepo Achievements ➟​ Migrated the PHP backend to a NestJS backend ➟​ Reduced the project's technical debt ➟​ Improved code quality Technologies ➟​ Databases (PostgreSQL) ➟​ Front-End (Angular / NgRx) ➟​ Backend (NestJS) ➟​ Monorepo (Nx)

Missions ➟​ Develop DevOps tools for a monorepo. ➟​ Join a team of experts to enhance the technical stack of the Airbus PDM Services application for end-to-end testing. ➟​ Assist in setting up complex front-end architecture. ➟​ Assist in the transition from a multi-repo to a monorepo architecture. Achievements ➟​ Migrated a multi-repo Angular project to an Nx monorepo. ➟​ Developed a Proof of Concept (POC) for Angular application architecture to facilitate migration to a monorepo. ➟​ Developed Nx generators. ➟​ Translated Bash scripts into Node.js. ➟​ Conducted web research (UX/DX). Technologies ➟​ Reactive Database (CouchDB) ➟​ Front-End (Angular / NgRx) ➟​ Monorepo (Nx)