We are looking for Senior Kotlin Engineer/Architect to join our team.
About the project
You’ll join an Insurtech company offering a cutting-edge platform that empowers property & casualty (P&C) insurers, reinsurers, and MGAs to make smarter pricing, rating, and underwriting decisions.
The platform leverages decision intelligence, predictive modeling, AI/ML, and analytics to turn fragmented or sparse data into actionable insights, reduce manual work, improve pricing accuracy, and accelerate underwriting workflows.
- Has strong experience with Kotlin in web-based environments (not Android)
- Is highly skilled with Spring Boot and/or Ktor (this is super important)
- Has solid experience with Hibernate and Spring frameworks
- Understands modern software architecture and can contribute to design discussions
- Has valid EU work authorization (ideally based in Poland)
- Is fluent in English - both spoken and written
- Build, enhance, and maintain core backend services using Kotlin (Spring Boot or Ktor)
- Collaborate with architects, product managers, and data scientists to design scalable and reliable solutions
- Improve performance, stability, and maintainability of the platform
- Contribute ideas for architecture, design patterns, and tooling
- Ensure code quality through reviews, testing, and best practices
- Read more at Monterail Tech Network
Top Skills
What We Do
Monterail is a full-service software development company with 130+ experts on board delivering meaningful software for the fintech, proptech, wellness, and eCommerce sectors.
For over 13 years now, we use Ruby on Rails and Flutter to build beautiful web and mobile applications. We have delivered 390+ successful projects for over 235 clients from different parts of the world.
In 2016 & 2017 we were recognized by Deloitte as one of the fastest-growing tech companies in Central Europe as well as listed in the Financial Times 1000 rank two times in a row, in 2018 and 2019.








