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Mid Java Developer


Mid Java Developer

Do you want to do impactful work that will be deployed to millions of citizens weekly? Do you want your input to be heard and taken into consideration? Apply and create a digital future with us!

17,000 - 23,000 PLN B2B, depending on experience
Full-time permanent
Startup company from Warsaw

On behalf of the client, we’re looking for a Mid Java Developer to help us revolutionize the banking and financial industry.


4+ years of commercial experience in Java
Experienced at writing clean, scalable code with significant experience in one or more scripting languages
English communication skills, min. B2 (ideally C1)
Up to date with recent technological changes

Nice to have

Commercial experience with Kotlin (or willingness to learn it)
Practical knowledge of Gradle/Maven
Experience or knowledge of GCP (or AWS or Azure)
Good knowledge of SQL
Experience with Docker, Kubernetes, or Helm
Experience with multithreaded programming and distributed systems
Experience in application monitoring (including tools like ELK)


Operating code in multiple channels and various client contexts
Ensuring internationalization and localization of the code
Supporting subsequent launches of platform instances (multitenancy)
Enabling scalability and support for frequent automatic updates (continuous delivery)
Guaranteeing security, reliability, and fault-tolerance

Please include GDPR consent

I acknowledge, that by submitting the form I give consent for my personal data included in the application to be processed by DevsData LLC for the purposes of current and future recruitment processes in accordance with Art. 6 paragraph 1 letter a of the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).
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Mid Java Developer

17 000 - 23 000 PLN net/month B2B
net/month B2B
17 000 - 23 000 PLN
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DevsData LLC needs the contact information and your personal data to be processed for the needs of a recruitment process. For information on how to withdraw your consent, as well as our privacy practices and commitment to protecting your privacy, check out our Privacy Policy.
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I agree to and accept that DevsData LLC will provide better user experience by collecting, analyzing and cataloging information about Internet electronic addresses that I have connected with my devices and about the type of my devices (such as the type and version of software) as well as by making automatic decisions (not involving sensitive data). The agreement applies for the legally binding period, or until either the user or DevsData LLC withdraws from the agreement. Withdrawing from the agreement will result in removing the user's data. Please see our privacy policy.

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Best back-end engineers I've ever worked with.​

“I interviewed about a dozen different firms. DevsData LLC is truly exceptional – their backend developers are some of the best I’ve ever worked with. I’ve worked with a lot of very well-qualified developers, locally in San Francisco, and remotely, so that is not a compliment I offer lightly. Their depth of knowledge and their ability to get things done quickly."

Nicholas Johnson




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