![Oleksandr Tryshchenko](https://gitnation.imgix.net/stichting-frontend-amsterdam/image/upload/v1695298227/Oleksandr_Tryshchenko_kbhkc0.jpg?auto=format,compress&fit=crop&w=300&h=300)
Oleksandr Tryshchenko
Oleksandr Tryshchenko - Senior Engineering Manager @ Personio
He has experience with micro-frontends across three SaaS companies.
Initiated and led the migration of FreshBooks from a monolithic UI to a micro-frontends architecture.
Currently, he serves as a Senior Engineering Manager at Personio, where he leads the efforts to migrate the entire organization, which encompasses over 130 micro-frontends, to a new design system.
Challenges of Decomposing a Massive Front-End Using Micro-Frontends
React Day Berlin 2023
![React Day Berlin 2023](https://gitnation.imgix.net/stichting-frontend-amsterdam/image/upload/v1657225787/udbtwudbhkfg8fl0ljey.png?auto=format,compress&fit=scale&w=60)
28 min
Challenges of Decomposing a Massive Front-End Using Micro-Frontends
Our web UI application is pretty big - hundreds of people have been actively building it during the past eight years. We started facing scalability issues and technological limitations. We evaluated plenty of options and settled on micro-frontends. This evening we will discuss:- Differences between various micro-frontend architectures- Why we made this choice and if it's helpful for you- What we gained- What we sacrificed (yes, there are downsides)- What challenges are still ahead of us