Joris Lefait

Freelance Web Developer

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About Me

Joris Lefait Avatar

I design robust applications tailored to your needs, with a pragmatic and efficient approach.
Beyond the code, I integrate business challenges, architecture, and user experience to ensure the success of your project.

As both a front-end and back-end developer, I like to have a comprehensive view of the product I'm working on to understand every side of your project and best meet your needs by providing tailor-made solutions.

Need to start a project from scratch or need occasional support? Why not take some time to discuss it?

Services

Web Development

From simple landing pages to complex web applications, I create responsive, user-friendly websites that look great on all devices.

New

Automations

I design and implement custom automations to handle repetitive tasks, saving you time and reducing errors. Let's make your workflow more efficient.

API Integration

Seamlessly connect your applications and services through robust API integrations, enabling data flow and enhanced functionality.

Codebase Modernization

Transform legacy code into modern, maintainable, and scalable solutions, improving performance and developer experience.

Skills

HTML
CSS
JavaScript
TypeScript
React Native
React
Context API
NextJS
Storybook
SASS
MaterialUI
StyledComponents
n8n
Git
CI/CD
Vitest
...

Portfolio

TheHive

Maintain and develop new features for a Cyber Security Case Management Platform: more informations about the project with the link below.

ReactAntd DesignSCSSStorybookVitest
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La Banque Postale

Full rework of customer application, UX reflections on prototypes, creation of POCs, training developers at the client, integration of development cycles in agile mode (SCRUM)

React NativeGitlabNativeBaseJIRA

Chatbot Improvement

Create an HMI which allow data analyst to rework on some chatbot responses to make it more efficient. In pair with a data scientist, remotly.

ReactPythonUvicornFastAPI

SNCF

Rework of the front-end of all ter.sncf.fr websites, in React + Next.js with accessibility constraints, and regions specifiation themes. In a team of 10 peoples sometimes in customer's office, most remotly.

TypeScriptReactNextJSMaterialUIStorybookJESTGitlabJIRA
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Cevoo

Mobile application entirely dedicated to veterinary auxiliaries. Addition of new features, code update, performance optimization. Implementation of a points system per user according to the actions performed, addition of a duel functionality between users.

React NativeNode.JSPostgreSQLGitlabHeroku

Unsold

Update back-end and API's. Migration of some PostgreSQL requests to Prisma requests for performance improvement.

Node.JSExpressPrismaPostgreSQLGitlabHeroku

SuperCollab

As part of the creation of a Start-Up, creation of a Web App allowing the connection between different law firms / notaries.

ReactDocker

NewDeal

During a partnership between NewDeal and La Mobilery, realization of a mobile application in React Native of an HR management solution (establishment of pay slips, leave requests ...).

React NativeTypescript

Experiencis

Development of a platform aimed at connecting buyers and individuals in order to carry out remote visits to goods (real estate, automobile, high-tech). In tandem with a technical lead, reinforcement on the Front development part of a Web App in ReactJS.

ReactMaterial Design

RapidFlyer

Redesign of the front-end for the V4 of the Website in Next.js in headless commerce. In a team of 10 people directly at the customer. Development of screens and deployment of revenue phases in direct contact with the customer.

ReactNextJSAzureReduxRedux SagaStyledComponent
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Leroy Merlin

Intervention as a techOps. Management of the fleet of terminals deployed in France in stores and warehouses via an MDM. Deployment of updates and fixes to terminals. Implementation of analytics feedback to monitor the status of deployments and terminals. Development of a monitoring platform for the solutions deployed by the squad. Participation in the Google Cloud Challenge for 3 days in partnership with ADEO, project to port a legacy application to a cloud infrastructure. Benchmark of the various MDMs on the market, consultation with terminal manufacturers for fleet renewal.

JavascriptPythonShellDockerKubernetesGCPOpenshift

Contact Me

I'm currently available for freelance work. If you have a project in mind or just want to say hello, please fill out the form below and I will get back to you as soon as possible.