Position: Senior/Lead Python Developer
Company: Sunvery
Experience required: 3y
English level: upper

**About company:**
Bitfury Group is the world’s leading full-service blockchain technology company. Since our founding in 2011, Bitfury Group has built on its heritage as one of the earliest Bitcoin miners and providers of Bitcoin mining equipment to develop a suite of infrastructure products and services that power the Web 3.0 ecosystem and make digital assets safe, sustainable, and useful. From hardware to security to software, our businesses leverage today’s cutting-edge technologies to solve the most pressing challenges of tomorrow. Our mission is to make the world more trusted and secure.

**About project:**
Crystal is the all-in-one blockchain investigative tool. Designed for law enforcement and financial institutions, Crystal provides a comprehensive view of the public blockchain ecosystem and uses advanced analytics and data scraping to map suspicious transactions and related entities. Whether it is tracking a bitcoin transaction to a real-world entity, determining relationships between known criminal actors, or surveying suspicious online behavior, Crystal can help move your investigation forward. To learn more, visit crystalblockchain.com

**Duties and responsibilities:**
Choose technologies for backend development;
End-to-end feature designing and implementation;
Code, debug, test and deliver features and improvements in a continuous manner;
Provide code review, assistance and feedback for other team members;
Refactor code as necessary.

**Required:**
- 4+ years experience in developing backend services and API for Web or Mobile Apps;
- Software architecture skills. Strong knowledge of Python programming language;
- Experience in PostgreSQL database system;
- Experience in developing service-oriented solutions;
- Understanding of the process of integration with external services.

**English:** Upper-intermediate

**Would be a plus:**
- DevOps skills for working in development environment;
- Practical experience in big data; Experience with NoSQL, key-value and other storages;
- Passion for Bitcoin and Blockchain technologies;
- Experience with distributed systems, like cryptocurrencies and blockchain technologies.

**We offer:**
- Work at an international product-based company;
- Remote work format;
- Personal accountant;
- 20 days paid vacation;
- Unlimited sick leaves;
- Ability to choose your working machine (Mac Pro/Dell);
- Flexible working hours.