Senior Python Engineer

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🕒 July 3

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Crystal Intelligence

WebsiteLinkedInAll Job Openings

51 - 200 employees

💼 Consulting

⚖️ Legal

📦 Logistics

💰 Seed Round on 2020-04

Consulting • Legal • Logistics

Crystal Intelligence is a company specializing in blockchain analytics and intelligence solutions focused on combating cryptocurrency crime and ensuring compliance. It offers products like Crystal Expert, which are designed for cryptocurrency investigators and compliance teams to monitor transactions and detect fraudulent or illicit activities. The company provides extensive services, including investigative support, training and certification, and advisory for regulatory compliance in the crypto space. Crystal Intelligence supports governments, financial institutions, law enforcement, and regulators with advanced on-chain and off-chain intelligence, helping them to understand and manage risks associated with digital assets and decentralized finance. The company is also involved in publishing insights and reports on crypto crimes and regulatory updates.

📋 Description

• Performance improvements, database query optimisation, and scalability enhancements; • Monitoring and observability configuration and best practices; • Managing and developing internal libraries; • Development pipeline improvements, like code coverage tooling integration, in close collaboration with the DevOps team; • Maintaining code to high-quality standards; • End-to-end feature design and implementation; • Coding, debugging, testing and delivering features and improvements in a continuous manner; • Providing code reviews, assistance and constructive feedback to other team members; • Refactoring code as necessary.

🎯 Requirements

• 8+ years of commercial experience developing Python backend services and APIs for the web • Solid software architecture skills • Experience with distributed systems • Strong knowledge of SQL/NoSQL databases and data architecture, including PostgreSQL • Experience with the Flask framework • Experience in performance optimisation (database query optimisation, caching) • Understanding of integration processes with external services • Product-oriented mindset • Proficiency in English.

🏖️ Benefits

• AI tool of your choice: Cursor or Claude Code