Senior Backend Developer - REMOTELY


30000 - 35000 PLN

Wielkość firmy
25 - 49
Stack technologiczny
Zdalnie, Warszawa

Senior Backend Developer needed for a REMOTE position

💰 Salary 30 000 to 35 000+ PLN net / month, depending on experience
☑️ B2B long-term permanent contract
💻 Hong Kong-based company that provides a bitcoin wallet combined with a cold storage vault and a bitcoin-based debit card

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!

We're looking for a Senior Backend 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.

You would join the Cards domain - their premium debit card is a core part of the company's value proposition. The team strives to deliver a secure and delightful debit card experience for clients worldwide. They are building truly cross-functional teams with full ownership of design, architecture, build, test, delivery, and operations. You will collaborate closely with your fellow team members from the product, apps, design, and QA communities of practice. As a Developer Lead, you will provide guidance and coaching around technical good practices as well as playing an active role in the Development Community of practice.


- Ideally 5+ years of experience
- Significant software engineering experience in one or more general-purpose programming languages (ideally Python)
- Experience building contract-first services and adopting patterns and frameworks to enable appropriate automated testing at the unit, contract, service, and end to end levels
- Experience building services that can be deployed on-demand, quickly, and with quality
- Excellent understanding of CI/CD patterns and good practice
- Understanding of microservice architectures, and cloud-native patterns around fault tolerance

Nice to have - Experience working in Finance

Tech stack:

- AWS for all of our Infrastructure
- Docker
- Python / Flask
- MongoDB
- Redis


- Support, coach, and develop team members into top-performing engineers
- Build a great place to work for talented and motivated people
- Designing, developing, and deploying backend services with a focus on high availability, fault tolerance, low latency, and security.
- Take full end to end responsibility for the services your team owns, from development through to production operation

Why work with us?

Possibility to learn from an ultra-experienced CTO/tech lead
Shape the Future: Improve lives through cutting-edge technology, work 100% remotely from anywhere in the world
Own Your Success: Receive attractive remuneration, enjoy an autonomous work culture and flexible hours, apply your expertise to meaningful work every day
No tight deadlines and loose, startup atmosphere
Impactful work! Your work will be deployed weekly to millions of citizens and your input will be heard and taken into consideration 
Amazing opportunity to develop non-technical business skills
Direct contact with the Founder of the company
Further development opportunities and exchanging experience with strong professionals

Our offer

- B2B REMOTE contract
- Salary 30 000 to 35 000+ PLN net / month, depending on experience (conditions can be negotiated periodically)
- Loose atmosphere, no tight deadlines, work with experienced developers, great opportunity to exchange experience and knowledge
- 100% remote work
- Long term contract

Referral bonus: 3,000 PLN if we hire an engineer based on your recommendation 

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