Front-end Developer
2021 - PRESENTFreelance- Developed web applications for my clients using front-end technologies like HTML, CSS, and JavaScript with React.
- Advised my clients in taking the right front-end technical decisions.
- Developed showcase websites for web and mobile screens.
Technologies: React, Webpack, Babel, JavaScript, MobX, Redux, Git, Sass, LessLead React Front-end Developer
2021 - 2021Eliadis (Freelance Mission)- Developed a new product under React that allows selected users to manage the different entities of a company—like users and mailboxes—for the client.
- Architectured and booted the project. Took decisions regarding the technical stack.
- Developed the solution responsively using HTML and CSS.
Technologies: React, Webpack, TypeScript, HTML5, CSS, Git, MobX, MUI (Material UI)React Front-end Developer
2021 - 2021PMU (Freelance Mission)- Developed and maintained the different company websites.
- Participated in the migration of all the tag tracking to Google Tag Manager.
- Integrated the solutions responsively using HTML and CSS.
- Participated in agile ceremonies like daily meetings and backlog refinements.
Technologies: React, Webpack, TypeScript, HTML5, CSS3, Git, Jest, Backbone.js, JSPReact Front-end Developer
2020 - 2021NDA Project (via Infinite Square)- Developed a new product under React that allows a user to match with opportunities inside his own company.
- Built, tested, and maintained the client's design system built using Material-UI.
- Integrated the solutions responsively using HTML and CSS.
- Participated in different agile meetings, namely daily meetings and backlog refinements.
Technologies: React, Webpack, TypeScript, MobX, HTML5, CSS3, Git, Jest, MUI (Material UI)Front-end Developer
2018 - 2021Infinite Square- Participated in many projects as a front-end developer. Some were purely integration, and others involved more complex JavaScript web apps' development.
- Participated in different project architecture and project boots.
- Wrote articles on the company's blog about front-end development.
Technologies: React, Webpack, Angular, TypeScript, HTML5, CSS3, Redux, MobX, Git, LessReact Front-end Developer
2020 - 2020Pernod Ricard (via Infinite Square)- Developed a web application similar to a calendar app, allowing the client to manage an internal B2B event.
- Architectured and booted the project. I took technological decisions about the front-end part.
- Integrated the solution responsively using HTML and CSS.
- Reviewed other developers' pull requests as part of my role.
Technologies: React, Webpack, TypeScript, Babel, HTML5, CSS3, Git, SassReact and AngularJS Front-end Developer
2019 - 2019LumApps (via Infinite Square)- Helped the client in the development of new widgets integrating Microsoft Office 365 services using React and AngularJS.
- Integrated the widgets responsively using HTML and CSS.
- Developed a Microsoft Word and Excel plugin allowing the export of the document content to the LumApps platform.
Technologies: React, AngularJS, Webpack, TypeScript, HTML5, CSS3, Redux, Git, SassFront-end React Developer
2018 - 2019Hokifish (via Infinite Square)- Developed the V2 of a storage SaaS product similar to other products like Dropbox or WeTransfer using React for the company. The particularity was that it was using the client's Azure Storage.
- Integrated the new design based on the new models provided. Performed HTML and CSS responsive integration.
- Built the showcase site of the product using Parallax.
Technologies: CSS3, HTML5, JavaScript, React, React Redux, Git, TypeScript, Webpack, LessFront-end Developer
2018 - 2018Mr Marguerite- Developed the landing page responsively using HTML and CSS.
- Built the project resources and assets using Grunt.
- Discussed with the client to get his feedback on each version delivered.
Technologies: HTML5, CSS, Sass, Bootstrap, Grunt, Git, JavaScriptFull-stack Developer (Internship)
2016 - 2017Meolia- Architected and booted the project. I was responsible for taking all the technologies decisions.
- Developed the solution responsively using HTML and CSS.
- Built the project using JQuery and performed the mapping using Leaflet.js and the Google Maps API.
Technologies: HTML5, CSS3, jQuery, Google Maps API, LeafletJS, FTP, PHP, SQL, MySQLFull-stack Developer (Internship)
2015 - 2015MG Mobile- Developed and integrated showcase websites responsively for web and mobile screens.
- Defined the databases schemas for several projects.
- Wrote some administration SQL scripts to manage and clean the databases.
- Tracked and fixed bugs during acceptance testing sessions.
Technologies: HTML5, CSS3, jQuery, PHP, SQL, MySQL, FTP
Jérémy Grenet
Software Developer in Paris, France
Member since December 20, 2021
After obtaining a master's degree in technology and two years working in a web agency, Jérémy's moved to freelance work at the beginning of 2021.
Since he started this journey as a front-end developer, he's had the opportunity to work on extensive and diverse projects with great challenges. From the simple showcase site to complex and modern web applications, Jérémy learned to master the core technologies to consistently deliver the best work to his clients.
Jérémy is now available for hire
Portfolio
- FreelanceReact, Webpack, Babel, JavaScript, MobX, Redux, Git, Sass, Less
- Eliadis (Freelance Mission)React, Webpack, TypeScript, HTML5, CSS, Git, MobX, MUI (Material UI)
- PMU (Freelance Mission)React, Webpack, TypeScript, HTML5, CSS3, Git, Jest, Backbone.js, JSP
Experience
- JavaScript 6 years
- Git 6 years
- CSS3 6 years
- HTML5 6 years
- Webpack 4 years
- TypeScript 4 years
- React 4 years
- MUI (Material UI) 3 years
Availability
Part-time
Preferred Environment
MacOS, Visual Studio Code, Figma
The most amazing...
...project I've been part of is the development of a SaaS storage app linked to the client's Azure Storage, allowing them to manage their files better.
Employment
Experience
- Cytrin Landing Pagehttps://github.com/JGrenet/cytrin-landing
I developed the landing page of a fake project called Cytrin. To make the website fully responsive, I used TailwindCSS and React. For the purpose of this project, I also designed the mockups using Figma.
Skills
Languages
HTML5, CSS3, JavaScript, TypeScript, Sass, CSS, PHP, SQLLibraries/APIs
React, MobX, jQuery, Node.js, React Redux, Backbone.js, Google Maps API, LeafletJSTools
Git, Webpack, Babel, GruntFrameworks
Angular, MUI (Material UI), Jest, Express.js, AngularJS, Redux, JSP, Bootstrap, Tailwind CSSStorage
MySQL, MongoDBOther
Snowpack, FTP
Education
- Master's Degree in Computer Science2014 - 2019EPITECH Paris - Le Kremlin-Bicêtre, Paris, France
