Back to offers

Blockchain (Solidity) Developer


Blockchain (Solidity) Developer

Do you want your input to be heard and taken into consideration? Apply and create a digital future with us!

Salary up to 190 PLN/h
Part-time, 15-20h a week
B2B long-term permanent contract

We’re looking for a Blockchain (Solidity) Developer for an international fintech startup on a mission to protect and grow its clients’ life savings. The company was founded to address two of the biggest issues with Bitcoin adoption: accessibility and security. In a matter of years, they developed an industry-leading platform that introduced cryptocurrency into the daily lives of millions worldwide.


Ideally 3+ years of experience
Significant software engineering experience in one or more general-purpose programming languages
Experience in working on blockchain projects
Ethereum programming and knowledge of frameworks
Knowledge of applying Solidity patterns to solve common problems
Communicative level of English, both written and verbal

Nice to have

Excellent verbal and written communication skills


Building the most powerful, easy-to-use payment platform and delivering new features and enhancements
Optimize blockchain data structures, write crypto algorithms and protocol specifications
Design, develop and implement blockchain protocol packages for Ethereum
Support, coach, and develop team members into top-performing engineers
Code Solidity smart contracts and tests according to business requirements
Build a great place to work for talented and motivated people
Take full end to end responsibility for the services your team owns, from development through to production operation

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).
Copy GDPR formula

Blockchain (Solidity) Developer

28 000 - 32 000 PLN net/month - B2B
net/month - B2B
28 000 - 32 000 PLN
Apply Now
apply via email
Read about our Privacy Policy
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.
Copy GDPR formula
Contact us
Text copied

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.

We use cookies to provide the best experience for you. Learn more


Got a project idea?

Schedule a call with a software expert

For software development projects, minimum engagement is $15,000.

Quote mark

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




Thank you

We'll get back to you within 1 business day.