Sr. Backend Engineer (Kotlin)

About the role

GoodData.AI is a cloud-based analytics platform that helps organizations make data-driven decisions. We are hiring for an engaging job in a dynamic, international environment.

We are looking for a Senior Backend Engineer - Kotlin to join our team. Working remote or hybrid is a possibility, and we also have the option to work onsite from our Brno or Prague offices.

ABOUT THE TEAM

The team builds a product-oriented Analytical Stack, collaborating closely with a dedicated Product Manager, Architect and QA, to solve real customer problems and deliver features that make a difference. We collaborate to design solutions incrementally and value ownership and responsibility. Our engineers take end-to-end ownership of their work, with the freedom to experiment, innovate, and contribute to shaping the product.

OUR TECH STACK

- Our tech stack is built for scalability, efficiency, and flexibility in data processing

- Our backend is primarily developed in Kotlin and Python, with a focus on modular microservices handling various aspects of the data pipeline, including orchestration, integration, and processing.

- We deploy on Kubernetes, leveraging technologies like Apache Calcite, DuckDB, Pandas, and Polars for high-performance data processing

- We prioritize distributed architecture and scalability, crafting high-quality, test-driven code while influencing technical solutions, best practices, and API design—both internally and externally

WHAT YOU'LL BE DOING

- Building a fast, distributed query engine using Kotlin and Apache Calcite.

- Developing algorithms for parsing and transpiling into SQL from an internal query language (MAQL) based on semantic data models.

- Designing APIs, writing test-driven code, and shaping product direction with your team

- Collaborating with Product, QA, and Architects in a product-focused engineering team

WHAT DO WE EXPECT FROM YOU?

You have experience delivering a variety of backend features. You thrive in a dynamic, collaborative environment and enjoy taking initiative. You are proactive, open-minded, and enthusiastic about learning new technologies.

YOU SHOULD HAVE

- A robust background in computer science,

- experience with object-oriented programming,

- interest in clean software architecture,

- a passion for solving complex algorithmic problems,

- good proficiency in spoken and written English,

- passion for your work, focus on technical excellence and quality of the delivered solutions,

- a strong sense of ownership, while being open to constructive feedback.

IT IS NICE IF YOU HAVE

- Working knowledge of open source data technologies

- Experience with DB engines and Big data

- Knowledge of semantic data modelling

ABOUT GOODDATA.AI