Koho hledáme
- 5+ years of backend development experience in modern languages (Go, Python, JavaScript/TypeScript)
- 3+ years of hands-on blockchain development experience
- Experience working on high-scale distributed systems
- Understanding of microservices architecture and API design
- Knowledge of consensus mechanisms, cryptographic primitives, and distributed systems
- Strong problem-solving skills and attention to detail
- Strong verbal and written communication skills and a collaborative mindset
- Experience building blockchain solutions for enterprise or institutional use cases
- Understanding of security best practices for smart contracts and blockchain systems
- Demonstrated ability to apply AI tools in day-to-day development
- Understanding of MPC, multi-signature wallets, or other advanced cryptographic techniques
- Bachelor’s degree in Computer Science, Engineering, or a related field
- Experience with Docker, Kubernetes, and Helm
Co budeš dělat
- Implement modern backend applications and infrastructure in a microservices architecture, using the latest technologies and development practices
- Deep dive into the latest blockchain technology and become an expert in the fundamentals, protocols, and features of the chains we support
- Collaborate effectively with developers, engineers, and other roles while demonstrating strong independent problem-solving abilities
- Contribute to production reliability through on-call participation, incident response, and post-incident follow-ups
O pozici
Ciklum is looking for a Senior Back End (Blockchain) Engineer to join our team
full-time in the Czech Republic.
We are a custom product engineering company that supports both multinational
organizations and scaling startups to solve their most complex business
challenges. With a global team of over 4,000 highly skilled developers,
consultants, analysts and product owners, we engineer technology that redefines
industries and shapes the way people live.
About the role:
As a Senior Back End (Blockchain) Engineer, become a part of a cross-functional
development team engineering experiences of tomorrow.
About the project: Take a position in building and maintaining Client’s
blockchain management platform. You’ll be responsible for building cutting-edge
blockchain infrastructure while implementing high-throughput, real-time scalable
software solutions.
As a Back End Blockchain Engineer, you will be instrumental in the research and
integration of blockchain technologies into the Client’s platform. Your
responsibilities will include collaborating closely with foundations and
developers to gain a deep understanding of blockchain protocols and on-chain
projects, then applying that knowledge to implement new features within the
platform.
You will focus equally on external protocol integration patterns and internal
wallet infrastructure. This role serves as a technical bridge between raw
on-chain capabilities and the wallet features delivered to customers.
Benefity
- Flexible working hours
- Home office option
- 5 weeks of holiday
- 5 sick days
- Multisport Card
- Meal allowance
- Internal trainings including workshops and seminars
- Paid certifications and technical as well as soft-skills training
- Possibility to participate in international conferences
- Fresh fruit, coffee, and a weekly company breakfast in the office
- Loyalty bonus after 5, 10, 15 and more years with the company
- Referral bonus programme
- Corporate events including team building, outdoor activities, Christmas party, health week, summer ice cream, and more
- Hybrid and remote working options available across our Czech offices in Prague, Hradec Králové, and Zlín