Senior backend engineer (kotlin)
Pubblicato il 09-09-2026 - Runa Capital in Alto
We are looking for a Senior Backend Engineer with Kotlin to join one of our portfolio companies.
This is a remote position with occasional travel to the company's office.
The ideal candidate is a self-motivated professional, capable of multitasking and collaborating effectively within a team. You should have strong architectural thinking, along with extensive experience in Kotlin and Java. In this role, you will play a key part in designing, developing, and evolving our back-end systems, leveraging Kotlin to build scalable and high-performing solutions.
Key Responsibilities
- Develop and enhance features for their powerful back-end system that processes millions of requests daily.
- Take charge of developing and maintaining advanced Kotlin-based backend systems that support flight search, booking, and post-booking functionalities. Ensure the systems are scalable, reliable, and efficient.
- Uphold and enhance code quality through rigorous testing, code reviews, and implementing best practices in software development. Mentor junior developers in these practices.
- Continuously explore and integrate new technologies and methodologies to improve system functionality and performance. Focus on optimizing flight search algorithms and enhancing user experience.
- Participate actively in all phases of the product development lifecycle, from planning and design to implementation and release. Drive continuous improvement in processes and technologies.
What You'll Need to Succeed
- 5+ years of experience in Kotlin / Java
- Demonstrated ability in designing, building, and maintaining high-performance, scalable, and reliable backend systems. Experience with flight booking systems or in in the travel industry is highly beneficial.
- Ability to tackle complex problems, think analytically, and come up with creative and efficient solutions.
- Commitment to code quality, documentation, and sound testing practices. Experience with performance tuning and optimization techniques.