Principal Software Engineer - EU
MLabsParis, Ile-de-France, France
Posted November 5, 2025
120000 - 200000 EUR year
Full Time
About the Company
MLabs Ltd is a company building the backbone of blockchain wallet infrastructure.
Job Description
We are seeking a Principal Software Engineer to lead the design, development, and scaling of our core backend systems for blockchain wallet infrastructure.
Requirements
- 10+ years of backend software engineering experience
- Significant leadership experience in fintech or blockchain
- Mastery of TypeScript and one or more systems languages
- Proven track record building scalable APIs, infrastructure, and developer platforms
- Deep expertise with databases (PostgreSQL, DynamoDB, NoSQL) and cloud services (AWS)
- Strong knowledge of microservices, CI/CD pipelines, observability, and Secure Software Development Lifecycle (SSDLC)
- Familiarity with applied cryptography, PKI (Public Key Infrastructure), and secure backend architectures
- Exceptional problem-solving, communication, and demonstrated ability to influence technical direction across the organization
Benefits
- Highly competitive salary range of €120,000–€200,000 per year
- Generous equity (150–300 stock options vested over 4 years)
- Comprehensive Healthcare and pension plan
- Coverage for travel expenses
- Provided with a MacBook Pro + essential equipment