Full-Stack Developer (Java / Kotlin )

Full-Stack Developer (Java / Kotlin / JavaScript)

We are developing a product in the field of secure large file transfer. It is a mature SaaS system already used by customers, which we continuously improve with a focus on reliability, performance, and usability.

We are looking for a full-stack developer who is interested in working across the entire product and influencing technical decisions.

 Responsibilities:

-Design and develop features across all layers of the system

-Work on backend development (Java / Kotlin, Spring)

-Develop frontend functionality (JavaScript)

-Design and optimize database structure

-Write automated tests (UI and API)

-Participate in DevOps processes (build, deployment, infrastructure support)

-Contribute to UX improvements and user experience

-Take part in technical and product decision-making

 Requirements:

-5+ years of commercial development experience

-Experience as a full-stack developer or willingness to work across the entire stack

-Strong knowledge of Java or Kotlin

-Experience with Spring Framework

-Experience with JavaScript (vanilla or any framework)

-Experience with relational databases (MySQL / MariaDB or similar)

-Understanding of web application fundamentals (HTTP, APIs, client-server architecture)

-Experience writing tests

 Tech Stack:

-Backend: Java, Kotlin, Spring

-Frontend: JavaScript (vanilla, no frameworks)

-Database: MariaDB

-Infrastructure: Debian, Apache, Tomcat

-CI/CD: Gradle, TeamCity

-Testing: Cypress

-Additional: C# (desktop client)

 Nice to have:

-Experience with Kotlin

-Interest in improving frontend (opportunity to influence the stack)

-Experience with DevOps practices

-Experience with desktop applications (C#)