Senior Backend Developer (Java)

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B2B product with 300+ business partners in 90 countries.

A team of 130+ bright-minded professionals eager to challenge everything you know.

Does that sound like a dream place to you? Read up, buddy!

We help ambitious entrepreneurs to start a ride-hailing (taxi). Our SaaS solution and marketing assistance is what we provide our business partners with.

To do that right, we’ve got:

  • 14 years of expertise in developing an all-in-one platform

  • Amazing team of specialists working and playing hard

  • Opportunity for all employees to influence the product and take initiative

  • Focus on quality, no strict deadlines

  • Flexible management

  • Healthy work-life balance

Now we are looking for an experienced Senior Backend Developer (Java) to join Onde 🚀.

We expect:

  • 7+ years of experience in backend development

  • Understanding of concurrency, asynchronous systems and distributed system development

  • Strong problem-solving and debugging abilities, product thinking

  • Commitment to write clean and effective code (including refactoring old one)

  • Experience with JavaRx or Kotlin is a plus

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, Applied Mathematics or a related technical field

  • Fluency in Russian, Belarusian, or Ukrainian is required

You’re a perfect match if you can:

  • Learn new technologies and approaches quickly

  • Bring new ideas and back them with strong statements

  • Advocate for your vision with cross-functional teams

  • Understand basic architectural principles: layered architecture, microservices, and event-driven architecture. It is essential to understand key features and drawbacks of these approaches

  • Go deep in used technologies

  • Write code without frameworks

  • Write extensible and simple code

  • Implement a feature at every stage of development: technical proposal, writing code, fixing deployment scripts if needed, monitor the results in production

  • Instrument the application and identify bottlenecks

  • Find and fix the root causes of performance and memory issues

  • Assure the solution's quality in collaboration with QA engineers

As a team member you will:

  • Design and implement solutions for product features with release on production - you can see real result of your work within several days

  • Write new and refactor existing REST and WebSocket API for different platforms

  • Troubleshoot and resolve issues from production and test environments

  • Cover your code with unit and integration tests

  • Participate in code reviews and contribute to best practices in software development

What will you work with?

  • Java 21, RxJava 3, Redis, Apache Cassandra, Apache Pulsar, Apache Zookeeper, Netty, Protobuf, WebSocket and REST API, Kotlin, Mockk

What does Onde offer?

  • Work with code that doesn't contain duplicates with single trunk of product (no branches for different custom developments)

  • Adaptive and continuously evolving development methodologies

  • Fully setup continuous delivery processes

Published on: 5/7/2026

Onde

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We help ambitious entrepreneurs to start a ride-hailing (taxi). Our SaaS solution and marketing assistance is what we provide our business partners with.

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