Offer summary

Qualifications:

8+ years of experience in Python backend development and API design., Advanced SQL skills for complex query writing and debugging., Knowledge of data warehousing, database architecture, and Unix/Linux systems., Experience with Docker, PostgreSQL, and unit testing principles..

Key responsibilities:

Develop and maintain data pipelines and backend services for blockchain data integration.

Design, implement, and test new features and improvements in a continuous delivery environment.

Participate in code reviews and provide technical guidance to team members.

Integrate new blockchain technologies and protocols into the company's platform.

Job description

Position Summary:

We are looking for a talented Senior Data Platform Engineer to join our Blockchain team, to participate in the development of the data collection and processing framework to integrate new chains. This is a remote role and we are flexible with considering applications from anywhere in Europe.

More details: crystalblockchain.com

Duties and responsibilities:

Integration of blockchains, Automated Market Maker (AMM) protocols, and bridges within Crystals platform;

Active participation in development and maintenance of our data pipelines and backend services;

Integrate new technologies into our processes and tools;

Endtoend 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.

Required:

8+ years of experience developing Python backend services and APIs;

Advanced knowledge of SQL ability to write, understand and debug complex queries;

Data Warehousing and database basic architecture principles;

POSIXUnixLinux ecosystem knowledge;

Strong knowledge and experience with Python, and API frameworks such as Flask or FastAPI;

Knowledge about blockchain technologies or willingness to learn;

Experience with PostgreSQL database system;

Knowledge of Unit Testing principles;

Experience with Docker containers and proven ability to migrate existing services;

Independent and autonomous way of working;

Teamoriented work and good communication skills are an asset.

Would be a plus:

Practical experience in big data and frameworks – Kafka, Spark, Flink, Data Lakes and Analytical Databases such as ClickHouse;

Knowledge of Kubernetes and Infrastructure as Code – Terraform and Ansible;

Passion for Bitcoin and Blockchain technologies;

Experience with distributed systems;

Experience with opensource solutions;

Experience with Java or willingness to learn.