Software Engineer – Enterprise Custody

Job not on LinkedIn

🕒 November 25, 2025

🇺🇸 United States – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 32%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Blockstream

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2014

₿ Crypto

🔧 Hardware

🏢 Enterprise

Crypto • Hardware • Enterprise

Blockstream is a global leader in Bitcoin and blockchain technology, building infrastructure and products that support self-custody, enterprise custody, and asset issuance on Bitcoin. Its offerings include the Blockstream App (Bitcoin and Liquid wallets), Blockstream Jade (open-source hardware wallet), Liquid Network (a Bitcoin layer-2 for digital asset issuance), Core Lightning and Greenlight for Lightning payments, AMP APIs, blockchain explorers, and enterprise custody and tokenization solutions. Blockstream focuses on developer tools, open-source protocols, and enterprise-grade solutions to enable secure Bitcoin transactions and financial infrastructure.

📋 Description

• Design, develop, and maintain scalable end-to-end systems that serve APIs and SDKs. • Full stack software development, from database architecture to cloud-based deployment. • Optimize system performance and security to support high-availability applications. • Collaborate with cross-functional teams, including front-end developers, product managers, and hardware engineers to deliver seamless solutions. • Implement best practices in software development, including CI/CD, automated testing, and code reviews. • Research and integrate emerging technologies to enhance security and system efficiency. • Troubleshoot and resolve complex software issues in a fast-paced development environment. • Mentor junior developers and contribute to team knowledge-sharing efforts.

🎯 Requirements

• 5+ years of experience in full-stack software development, with a focus on backend engineering. • Proficiency in backend technologies such as C++, Python, Rust, Node.js. • Strong experience in designing and building RESTful APIs and SDKs. • Hands-on experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes). • Deep understanding of database technologies, including SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis). • Familiarity with authentication and security best practices, including OAuth, JWT, encryption, and access control. • Experience with CI/CD pipelines, automated testing, and DevOps tools. • Strong problem-solving skills and ability to work independently or as part of a team. • Excellent communication skills, with the ability to explain technical concepts to non-technical stakeholders.

🏖️ Benefits

• Health insurance • 401(k) matching • Flexible work hours • Paid time off • Remote work options