Freelancer profile translated to English.
Back to original languageAbout El Yazid
Looking for a React | NodeJs | NextJS developer?
Want to develop a website or a mobile application?
You've come to the right place!
I am a software engineer with over 8 years of experience and a specialist in React, NodeJs, and NextJS development.
I have worked in various sectors such as e-commerce, telecommunications, and industry.
I have collaborated with companies such as Coalesce, Orange, and APS.
As a software developer, I am able to:
- Design, develop, and maintain features in line with business needs.
- Analyze the impact of product design on the IS technical architecture
- Participate in the writing of detailed technical specifications.
- Develop the front-end in React.js, Next.js, Astro...
- Develop the back-end in Node.js, Nest.js, Effect, Fastify...
- Implement relational databases.
- Implement software architecture such as Clean Architecture, Event-Driven, MVC...
- Participate in refactoring, continuous improvement, and code review.
- Implement CI/CD.
- Perform unit and integration tests.
- Write technical documentation.
I also know: Typescript, Apollo GraphQL, React-Query, REST API, MongoDB, GCP, Docker, GitHub Actions, GitLab CI, Cypress, Jest, Adonis, Express, Fastify, Hono, Effect, Tailwind.
I also attach great importance to transparency with my clients.
I send a daily report to my clients at the end of the day on all the tasks I have performed.
Do you have a project?
Contact me, I respond in less than an hour.
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Node.js Back-end Web Developer, Node Back-end Web Developer, Node.js Back-end Developer, Node Back-end Developer, Node.js Developer, Node Developer, Node Developer, React Front-end Web Developer, React Frontend Web Developer, React.js Developer, node.js, nodejs, node, node js, node
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km), Lyon (up to 50km), Bordeaux (up to 50km), Lille (up to 50km), Toulouse (up to 50km)
Experience
- Agnostic production systemNode.js | React.js DeveloperRAW MATERIALS INDUSTRYFebruary 2025 - November 2025 (9 months)Béziers, FranceAgnostic Production Systems (APS) is a Deeptech startup aiming to make digitalization accessible to all factories, even the smallest ones.It has several clients and raised over 1 million euros in 2025.We were organized in a team of 12 people:- 2 full-stack developers- 1 tech lead- 2 researchers- 1 CTO- 1 COO- 1 CMO- 2 Software Architects- 2 Industrial EngineersAs a tech lead, I was involved in:- Coaching developers- Implementing CI/CD- Developing front-end applications in React- Developing back-end applications in NodeJS / Python- Creating unit/integration tests- Designing full-stack features- Software design- Product demonstrations at various trade showsTechnical context: React, Node, TypeScript, Agile, UML, Docker, MQTTHere is the link to APS website: https://aps-industry.com/
- Coalesce catalogNode.js | React.js DeveloperSOFTWARE PUBLISHINGMay 2022 - December 2024 (2 years and 7 months)Paris, FranceCoalesce Catalog is a data catalog and data assistant that helps discover, understand, and leverage data assets.It has hundreds of clients and raised over 20 million in 2025.We were organized in a team of 9 full-stack developers and 6 data engineers. In addition, there was a team of 3 Product Designers and 5 Product Owners.At Coalesce Catalog, I was involved in:- Developing front-end applications in React- Developing back-end applications in NodeJS and GraphQL- Developing a Google Chrome extension- Adding an AI agent- Creating unit/integration/e2e tests- Designing full-stack features- Software designTechnical context: React, Node, TypeScript, Scrum, GraphQL, Python, openAIHere is the link to Coalesce Catalog website: https://coalesce.io/product/catalog/
- ElmutNode.js | React.js DeveloperAGRICULTUREAugust 2020 - April 2022 (1 year and 8 months)Paris, FranceElmut prepares and delivers fresh, healthy meals tailored to your dog or cat.It feeds thousands of loyal companions in France!At Elmut, I created the e-commerce site and the back-office from scratch.I was involved in:- Developing the back-end application in Node.js / NestJS- Developing the front-end application in Next.js- Setting up the back-office with ForestAdmin- Third-party integration (Stripe, Chronofresh, Steff)- Implementing a hexagonal architecture- Setting up AWS infrastructureI contributed to the following evolutions:- Revenue increased by +10000% in 2 years- Conversion rate increased by +15%Here is the link to the site developed: https://www.elmut.fr/Technical context: NodeJS, NestJS, TypeScript, Next.js, AWS
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Education
- Master 2 (M2), Information Systems Engineering and ManagementUniversité Toulouse 1 Capitole2016Master 2 (M2), Ingénierie et Gestion des Systèmes d'Information
- Master 1, Information Systems and Computer Science for OrganizationsUniversité Toulouse 1 Capitole2015Master 1, Systèmes d'information et informatique pour les organisation
Certifications
- Computer Science Engineering Degree - React | Node DeveloperComputer Science Engineering Degree – React | Node Developer2016