
Finance • Crypto • Web 3
Polychain Capital is an investment firm that focuses on blockchain-based digital assets. It seeks to provide exceptional returns for investors through actively managed portfolios of these decentralized assets. With the emergence of Bitcoin and other blockchain technologies, Polychain Capital is dedicated to harnessing this new digital asset class where scarcity is governed by mathematical properties and cryptographic verification. The firm operates by creating, issuing, and transmitting blockchain assets, aiming to achieve game-theoretic equilibrium in the digital economy.
May 14
🇺🇸 United States – Remote
💵 $150 / hour
⏳ Contract/Temporary
🟡 Mid-level
🟠 Senior
🔙 Backend Engineer
🦅 H1B Visa Sponsor

Finance • Crypto • Web 3
Polychain Capital is an investment firm that focuses on blockchain-based digital assets. It seeks to provide exceptional returns for investors through actively managed portfolios of these decentralized assets. With the emergence of Bitcoin and other blockchain technologies, Polychain Capital is dedicated to harnessing this new digital asset class where scarcity is governed by mathematical properties and cryptographic verification. The firm operates by creating, issuing, and transmitting blockchain assets, aiming to achieve game-theoretic equilibrium in the digital economy.
• 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: • Design, develop, and maintain APIs to extract crypto asset data from counterparties and block explorers. • Ensure high reliability, performance, and security across all data pipelines. • Utilize no-code tools like Retool to build internal dashboards and data interfaces. • Normalize raw data to ensure accuracy and consistency across systems. • Implement scalable data storage and retrieval solutions. • Write and optimize complex SQL and NoSQL queries to support robust reporting. • Ensure data is easily queryable for portfolio insights and operations analysis. • Partner with teams across asset operations, finance, and investments to understand data needs. • Build dashboards and reports that provide visibility into smart contract vesting schedules, counterparty exposures, and portfolio positions. • Maintain clear documentation for APIs, data models, and reporting tools. • Ensure compliance with data protection and processing standards.
• Required: • Bachelor’s or Master’s degree in Computer Science, Data Science, or a related field. • 3–5 years of experience in backend engineering roles. • Strong expertise in SQL and relational databases. • Proven experience designing and managing APIs. • Familiarity with blockchain technologies, smart contracts, and decentralized finance. • Ability to build backend-powered data visualizations and reporting interfaces. • Resourceful and solutions-oriented; comfortable in fast-paced, ambiguous environments. • Passion for cryptocurrency and blockchain technology. • Preferred: • Experience with Google Cloud (BigTable) or AWS. • Prior work in the crypto/blockchain industry.
• Competitive Compensation: $150/hour (dependent on experience) plus eligibility for discretionary annual performance bonus.
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