6h ago
Senior Backend Developer
Poland
โจ $70k-$105k / yearest.
full-timesenior Remotefinance
๐ Tech Stack
๐ผ About This Role
You'll build scalable backend services and APIs for high-performance financial platforms and blockchain-powered technologies. Your work will directly optimize infrastructure handling global transactions. This remote role offers exposure to cutting-edge distributed systems and high-availability architectures.
๐ฏ What You'll Do
- Design, develop, and maintain backend services and APIs
- Optimize existing Node.js services for scalability and performance
- Write complex database queries for financial and compliance processes
- Contribute to platform scalability and real-time responsiveness
๐ Requirements
- 5+ years of Node.js backend development experience
- Strong understanding of microservices architecture
- Experience with MySQL and MongoDB databases
- Experience with high-availability systems and scalability optimization
โจ Nice to Have
- Familiarity with blockchain integration concepts
- Knowledge of Redis, message queues, and caching systems
- Experience with Ruby on Rails
๐ Benefits & Perks
- ๐๏ธ Fully remote work with global collaboration
- ๐ก Innovative blockchain and finance technologies
- ๐ Career growth in a fast-paced environment
- ๐ International team collaboration
๐จ Hiring Process
Estimated timeline: 2-4 weeks ยท AI estimate
- 1Recruiter Screenยท 30 min
- 2Technical Interviewยท 60 min
- 3Team Interviewยท 45 min
๐ฉ Heads Up
- No salary range disclosed
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