Data Engineer

Blockchain.com is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain.com has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions.

We are looking for a talented Data Engineer to join our finplatform team and work from our office in London. The team works alongside the analytics team informing all product decisions and creating models and infrastructure to improve efficiency, growth, and security. We work closely with most sides of the business including fraud, trading, product, growth and finance. Our automated ETL processes serve both the broader company (in the form of dashboards and back-end data sources for product features) and the analytics team itself (cleaning and processing data for analysis and modeling purposes, ensuring reproducibility).

We are looking for someone passionate about driving informed decision making and growth within a company and wants to use their skillset to solve real-life problems. You will need experience in designing, building, and maintaining a scalable and robust Data Infra that makes data easily accessible for analytics and the broader audience via different tools. As a data engineer, you will be involved in all aspects of the data infrastructure, from understanding current bottlenecks and requirements to ensuring the quality and availability of data. You will collaborate closely with data analysts, platform, and front-end engineers, defining requirements and designing new systems for both streaming and batch processing of data, as well as maintaining and improving existing ones. Being proactive in identifying issues, digging deep into their source, and developing solutions, are at the heart of this role.

Our tech stack includes: Python, Airflow, Docker, Google Cloud Platform (GCP), Spark, BigQuery, and Kubernetes.

WHAT YOU WILL DO

• Own new projects and integrations from start to end, communicating with stakeholders and turning requests into actionable plans
• Maintain and evolve the current data infrastructure to keep up with scalability, reliability and business requirements
• Maintain and extend our core data pipelines and ETLs
• Provide best practices and frameworks for data testing and validation and ensure reliability and accuracy of data
• Design, develop and implement data visualization and analytics tools and data products.

WHAT YOU WILL NEED

• Previous experience working in a data engineering role
• Fluency in Python
• Good understanding of SQL
• Previous experience with ETL pipelines
• Experience working with Google Cloud Platform
• In-depth knowledge of SQL and no-SQL databases
• In-depth knowledge of coding principles, including Oriented Object Programming
• CICD

NICE TO HAVE

• Bachelor’s degree in Computer Science, Applied Mathematics, Engineering or any other technology-related field
• Experience with code optimisation, parallel processing
• Experience with Airflow, Google Composer or Kubernetes Engine
• Experiences with other programming languages, like Java, Kotlin or Scala
• Experience with Spark or other Big Data frameworks
• Experience with distributed and real-time technologies (Kafka, etc..)
• 2-5 years commercial experience in a related role

COMPENSATION & PERKS

• Full-time salary based on experience and meaningful equity in an industry-leading company
• Role based in our London office, with a mandatory in-office presence three days per week.
• Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year.
• ClassPass

Blockchain is committed to diversity and inclusion in the workplace and is proud to be an equal opportunity employer. We prohibit discrimination and harassment of any kind based on race, religion, color, national origin, gender, gender expression, sex, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, and apprenticeship. Blockchain makes hiring decisions based solely on qualifications, merit, and business needs at the time.

You may contact our Data Protection Officer by email at dpo@blockchain.com. Your personal data will be processed for the purposes of managing Controller’s recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results thereto, and as is otherwise needed in the recruitment and hiring processes. Such processing is legally permissible under Art. 6(1)(f) of Regulation (EU) 2016/679 (General Data Protection Regulation) as necessary for the purposes of the legitimate interests pursued by the Controller, which are the solicitation, evaluation, and selection of applicants for employment.

Your personal data will be shared with Greenhouse Software, Inc., a cloud services provider located in the United States of America and engaged by Controller to help manage its recruitment and hiring process on Controller’s behalf. Accordingly, if you are located outside of the United States, your personal data will be transferred to the United States once you submit it through this site. Because the European Union Commission has determined that United States data privacy laws do not ensure an adequate level of protection for personal data collected from EU data subjects, the transfer will be subject to appropriate additional safeguards under the standard contractual clauses.

Your personal data will be retained by Controller as long as Controller determines it is necessary to evaluate your application for employment. Under the GDPR, you have the right to request access to your personal data, to request that your personal data be rectified or erased, and to request that processing of your personal data be restricted. You also have the right to data portability. In addition, you may lodge a complaint with an EU supervisory authority.