Backend Engineer
Contract Backend Engineer building and maintaining high‑performance APIs to extract, normalize, and serve crypto asset data for accounting and reporting, using Python/Go, SQL databases, AWS cloud services, Docker containers, and blockchain integration tools.
Polychain is seeking a Backend Engineer to support our Accounting and Reporting Systems. This contract role is essential to building APIs, managing crypto asset data, and delivering actionable insights for our asset operations team. You’ll focus on data extraction from various crypto platforms, data normalization, and optimizing data accessibility for portfolio management, smart contract vesting, and counterparty exposure.
Key Responsibilities
API Development and Integration
Data Management and Normalization
Query and Reporting Optimization
Cross-Functional Collaboration
Documentation and Compliance
Qualifications
Required:
Preferred:
Competitive Compensation: $150/hour (dependent on experience).
Polychain is an equal opportunity workplace and is an affirmative action employer. Polychain does not make hiring or employment decisions on the basis of race, color, religion, creed, gender, national origin, age, disability, veteran status, marital status, pregnancy, sex, gender expressio
Posted June 22, 2026