Building Scalable & Engaging Web Experiences
Hey there! I'm a Julien 'Tyloo' Bonvarlet, a Senior Software Engineer who loves building cool and scalable web experiences. From crafting beautiful frontends to powering robust backends, I bring ideas to life with clean code and great design.
Let's create something amazing together! 🚀

Passionate about creating impactful web experiences
With over 15 years of experience in full-stack development, I specialize in building scalable web applications using modern technologies. My expertise includes Symfony, API Platform, Typescript, React, Vue.js, and cloud architecture. I'm passionate about creating elegant solutions to complex problems and sharing knowledge with the developer community.
Professional Journey
A timeline of my professional growth and key achievements
Technical Lead
I led a cross-functional development team to successfully deliver a major software project on time and within budget. By implementing an agile Scrum methodology, a CI/CD pipeline, and automated testing that boosted code coverage to 80%, I improved code quality, reduced deployment time, and minimized production issues. I also established coding standards, conducted code reviews, and mentored junior developers to ensure best practices. Additionally, I developed a scalable, high-availability web application that supported 30+ concurrent brands with minimal downtime.
Senior Backend Developer
I fully dockerized microservices to streamline development environments, enhanced CI/CD processes with improved testing, and led part of the development team. Additionally, I worked on a microservice dedicated to identity verification and profile validation.
Senior Backend Developer
At Meero, as part of the "Flying" squad, I tackled critical challenges and made key decisions on core functionalities, particularly optimizing the main API for the company's future. I also championed a strong testing culture, increasing test coverage from 10% to over 60% and dedicating three months to training developers in effective testing practices.
Google Cloud Architect
Worked for many big customers as a consultant. Developed the offer for Google Cloud Platform (GCP), especially Google Cloud Search. Led a successful mission for a big customer leading the bid business worldwide. Passed the GCP Cloud Architect certification.
Software Engineer
I developed multiple Laravel applications, notably McDonald's Loyalty system, while mastering unit and functional testing as well as the Beacon system for event-driven push notifications.
Google Deployment Specialist
I developed web and business applications, primarily in Java, while deploying Google Search Appliance solutions for major banks. I also conducted R&D on Google for Work products and earned certifications, including Google Deployment Specialist and Google Cloud Platform 300.
Featured Work
Showcasing some of my best projects and technical achievements


