# Blockchain Engineers > Maintain and support distributed and decentralized blockchain-based networks or block-chain applications such as cryptocurrency exchange, payment processing, document sharing, and digital voting. Design and deploy secure block-chain design patterns and solutions over geographically distributed networks using advanced technologies. May assist with infrastructure setup and testing for application transparency and security. - Code: 15-1299.07 (O*NET-SOC; SOC 2018 15-1299) - Family: [Computer & Mathematical](https://foundation.org.ai/occupations#family-15), one of its 38 occupations - Tasks: 17 tasks (17 not rated) - Page: https://foundation.org.ai/occupations/15-1299.07 - JSON: https://foundation.org.ai/data/tasks/15-1299.07.json ## What the work is made of 1. Assess blockchain threats, such as untested code and unprotected keys. Not rated · Task 21806 · Listed by O*NET analysts, November 2020 2. Automate the deployment of software updates over geographically distributed network nodes. Not rated · Task 21807 · Listed by O*NET analysts, November 2020 3. Design and deploy blockchain design patterns to make transactions secure, transparent, and immutable. Not rated · Task 21808 · Listed by O*NET analysts, November 2020 4. Design and develop blockchain technologies for industries such as finance and music. Not rated · Task 21809 · Listed by O*NET analysts, November 2020 5. Design and implement dashboard and data visualizations to meet customer reporting needs. Not rated · Task 21810 · Listed by O*NET analysts, November 2020 6. Design and implement data repositories to integrate data. Not rated · Task 21811 · Listed by O*NET analysts, November 2020 7. Design and verify cryptographic protocols to protect private information. Not rated · Task 21812 · Listed by O*NET analysts, November 2020 8. Determine specifications for, or implement, logging. Not rated · Task 21813 · Listed by O*NET analysts, November 2020 9. Develop a maintainable code base using object-oriented design principles, practices, or patterns. Not rated · Task 21814 · Listed by O*NET analysts, November 2020 10. Discuss and plan systems with solution architects, system engineers, or cybersecurity experts to meet customer requirements. Not rated · Task 21815 · Listed by O*NET analysts, November 2020 11. Discuss data needs with engineers, product managers, or data scientists to identify blockchain requirements. Not rated · Task 21816 · Listed by O*NET analysts, November 2020 12. Evaluate blockchain processes or risks based on security assessments or control matrix reviews. Not rated · Task 21817 · Listed by O*NET analysts, November 2020 13. Evaluate new blockchain technologies and vendor products. Not rated · Task 21818 · Listed by O*NET analysts, November 2020 14. Implement catastrophic failure handlers to identify security breaches and prevent serious damage. Not rated · Task 21819 · Listed by O*NET analysts, November 2020 15. Run infrastructure tests to examine the behavior of large peer-to-peer networks. Not rated · Task 21820 · Listed by O*NET analysts, November 2020 16. Test the security and performance of blockchain infrastructures. Not rated · Task 21821 · Listed by O*NET analysts, November 2020 17. Update client and server applications responsible for integration and business logic. Not rated · Task 21822 · Listed by O*NET analysts, November 2020 ## More in Computer & Mathematical - [Actuaries](https://foundation.org.ai/occupations/15-2011.00): 15 tasks - [Bioinformatics Technicians](https://foundation.org.ai/occupations/15-2099.01): 19 tasks - [Biostatisticians](https://foundation.org.ai/occupations/15-2041.01): 25 tasks - [Business Intelligence Analysts](https://foundation.org.ai/occupations/15-2051.01): 17 tasks - [Clinical Data Managers](https://foundation.org.ai/occupations/15-2051.02): 21 tasks - [Computer and Information Research Scientists](https://foundation.org.ai/occupations/15-1221.00): 15 tasks - [Computer Network Architects](https://foundation.org.ai/occupations/15-1241.00): 33 tasks - [Computer Network Support Specialists](https://foundation.org.ai/occupations/15-1231.00): 26 tasks - [Computer Occupations, All Other](https://foundation.org.ai/occupations/15-1299.00): no tasks listed - [Computer Programmers](https://foundation.org.ai/occupations/15-1251.00): 17 tasks - [Computer Systems Analysts](https://foundation.org.ai/occupations/15-1211.00): 22 tasks - [Computer Systems Engineers/Architects](https://foundation.org.ai/occupations/15-1299.08): 28 tasks - [Computer User Support Specialists](https://foundation.org.ai/occupations/15-1232.00): 16 tasks - [Data Scientists](https://foundation.org.ai/occupations/15-2051.00): 16 tasks - [Data Warehousing Specialists](https://foundation.org.ai/occupations/15-1243.01): 18 tasks - [Database Administrators](https://foundation.org.ai/occupations/15-1242.00): 18 tasks - [Database Architects](https://foundation.org.ai/occupations/15-1243.00): 25 tasks - [Digital Forensics Analysts](https://foundation.org.ai/occupations/15-1299.06): 20 tasks - [Document Management Specialists](https://foundation.org.ai/occupations/15-1299.03): 23 tasks - [Geographic Information Systems Technologists and Technicians](https://foundation.org.ai/occupations/15-1299.02): 29 tasks - [Health Informatics Specialists](https://foundation.org.ai/occupations/15-1211.01): 17 tasks - [Information Security Analysts](https://foundation.org.ai/occupations/15-1212.00): 11 tasks - [Information Security Engineers](https://foundation.org.ai/occupations/15-1299.05): 20 tasks - [Information Technology Project Managers](https://foundation.org.ai/occupations/15-1299.09): 21 tasks - [Mathematical Science Occupations, All Other](https://foundation.org.ai/occupations/15-2099.00): no tasks listed - [Mathematicians](https://foundation.org.ai/occupations/15-2021.00): 11 tasks - [Network and Computer Systems Administrators](https://foundation.org.ai/occupations/15-1244.00): 20 tasks - [Operations Research Analysts](https://foundation.org.ai/occupations/15-2031.00): 17 tasks - [Penetration Testers](https://foundation.org.ai/occupations/15-1299.04): 22 tasks - [Software Developers](https://foundation.org.ai/occupations/15-1252.00): 19 tasks - [Software Quality Assurance Analysts and Testers](https://foundation.org.ai/occupations/15-1253.00): 30 tasks - [Statisticians](https://foundation.org.ai/occupations/15-2041.00): 19 tasks - [Telecommunications Engineering Specialists](https://foundation.org.ai/occupations/15-1241.01): 26 tasks - [Video Game Designers](https://foundation.org.ai/occupations/15-1255.01): 24 tasks - [Web Administrators](https://foundation.org.ai/occupations/15-1299.01): 35 tasks - [Web and Digital Interface Designers](https://foundation.org.ai/occupations/15-1255.00): 30 tasks - [Web Developers](https://foundation.org.ai/occupations/15-1254.00): 29 tasks ## Where this comes from Quoted from O*NET 29.0, U.S. Department of Labor, Employment and Training Administration, under CC BY 4.0: free to copy and reuse, with credit. 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