Backend Developer

Listed as a remote role based in Prague, Prague, Czechia. Home How we work About Case studies Let’s talk HomeHow We WorkAboutCase Studies Let’s Talk Backend Developer Full-Time Part-Time Prague Brno Remote At CleevioX, we build real Web3 products - trading platforms, (AI-powered) Telegram bots, games, mobile apps, and more. No hype, no fluff - just useful applications with millions of users running on Ethereum, Solana, Sui, and other blockchains. If you're passionate about back-end development, enjoy solving complex problems, and love being part of an industry that never sleeps, let's talk. Ready To Join? Is this you? We hope so! What are our expectations of you? you know Java 21 very well, as well as: Spring Boot, Hibernate, PostgreSQL/SQL, you have drive and are eager to learn new things, you can build applications from scratch (no legacy code here!), you don’t need prior Web3 experience, you want to work on innovative projects with a focus on high-quality code, you are independent, but still a team player. Bonus Points If: you have an interest in cryptocurrencies and blockchain, you know terms like blockchain, DEX, swap, coins, tokens, staking, farming. Matched with our requirements? Take a closer look. What can you expect? We're working on projects that truly make a difference. You won’t face any routine here—every project will push you forward and teach you something new. On the backend, we use the latest technologies available. Our typical stack includes Java 21, SpringBoot, Hibernate, jOOQ, Kubernetes, and PostgreSQL. On new projects, we're transitioning to Kotlin. Forget endless meetings and slow processes—things move fast here. We use GitLab for version control, our infrastructure is on GCP, and we communicate via Slack. You won’t be alone during code reviews—you’ll have a partner, and our QA team will cover testing. Why ‍CleevioX Our benefits are hard to beat. Like the sound of these? 01 Friends for life We're not just teammates, we're a work family. Make memories that will last a lifetime. 02 Great work rewarded A highly competitive salary is a given. Success fees and bonuses? Icing on the cake. 03 Get better every day English courses every week and if you find a great book, conference or course - we'll pay for it! 04 Exceptional projects grow exceptional skills Work for first class clients, use the latest and greatest tech – and be the one who invents it! 05 Working with a relaxed vibe With coffee and snacks within reach, homemade breakfasts three times a week and regular teambuildings. Apply Now! You can either fill in the form on the right or contact us directly at natalie.tovarkova@cleevio.com. Senority Junior Medior Medior/Senior Senior Location Prague Brno Remote Contract type Contract Employee Salary expectations 5-7K CZK / MD 7-8K CZK / MD 8K+ CZK / MD I Need To Know What Are The Company Benefits Salary expectations 50-70K CZK 70-90K CZK 90K+ CZK I Need To Know What Are The Company Benefits By clicking Submit you're confirming that you agree with our Privacy Policy. Thank you! We will be in touch. Oops! Something went wrong while submitting the form. Subscribe To Cleeviox Builder Insights And News By clicking Submit you're confirming that you agree with our Privacy Policy. You're in! Watch your inbox for the latest Web3 insights. Oops! Something went wrong while submitting the form. Start with a conversation Ondřej Macháček CEO Let’s talk HomeCost EstimatorHow We WorkAboutFAQCase StudiesCareers Prague Mississippi House Karolinska 706/3 186 00 Prague San Francisco 44 Tehama St, San Francisco, California 94105 Dubai Goldcrest Executive Building, Office No. 1210, JLT, Cluster C, Dubai, United Arab Emirates Proud member of Partners: Proud member of CIN: 18008844 | VAT: CZ18008844 Spisová značka: C 380038/MSPH Městský soud v Praze Privacy policy © 2026 All rights reserved. Show more Show less Seniority level Not Applicable Employment type Full-time Job function Engineering and Information Technology Industries Software Development