Blockstream · 22 hours ago
Platform Architect
United States
Full-time
Remote
Senior Level, Lead/Staff
5+ years expBlockstream is a leading Bitcoin company founded in 2014, focused on providing innovative infrastructure solutions for Bitcoin users and enterprises. They are seeking a Platform Architect to define and evolve the architectural foundation of their core platforms, responsible for system design that ensures scalability, reliability, and security across their infrastructure and product ecosystem.
BitcoinBlockchainCryptocurrencyFinanceFinancial ServicesFinTech
Responsibilities
Own the architecture and technical vision for Blockstream’s platform and shared services
Design scalable, secure, and fault-tolerant distributed systems supporting Bitcoin, Layer-2, and enterprise products
Define platform standards for APIs, data models, service boundaries, and infrastructure patterns
Partner with engineering teams to guide implementation, review designs, and resolve complex technical challenges
Collaborate with Security and Infrastructure teams to ensure defense-in-depth, key management, and operational resilience
Evaluate and introduce new technologies while balancing innovation with operational maturity
Ensure platform designs support regulatory, enterprise, and institutional requirements without compromising decentralization principles
Document architectural decisions, tradeoffs, and long-term technical roadmaps
Mentor senior engineers and help raise the overall architectural rigor across teams
Qualification
Required
5+ years of experience designing and operating large-scale platforms or infrastructure systems
6-8 years of development experience building production-grade backend with strong security boundaries, authentication, authorization, key management, as well as designing APIs, data models, and distributed services that run reliably at scale
Proven experience as a Platform Architect, Principal Engineer, or Senior Systems Architect
Deep understanding of distributed systems, including consensus, fault tolerance, replication, and networking
Strong experience with cloud and/or hybrid infrastructure (AWS, GCP, bare metal, Kubernetes, Terraform, etc.)
Expertise in security-critical systems, including authentication, authorization, cryptography, and key management
Experience designing high-availability systems for financial or mission-critical applications
Strong written and verbal communication skills, with the ability to explain complex technical concepts to diverse stakeholders
Comfort working in a remote, globally distributed team
Preferred
Hands-on experience with Bitcoin, Lightning, Liquid, or blockchain infrastructure
Experience contributing to open-source projects
Familiarity with HSMs, secure enclaves, or hardware-backed key storage
Background in fintech, capital markets, or institutional financial systems
Experience balancing enterprise requirements with decentralized architectures
Company
Blockstream
Blockstream is a blockchain technology that develops digital asset infrastructures for the emerging Bitcoin economy. It is a sub-organization of Blockstream.
51-200 employees
H1B Sponsorship
Blockstream has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2023 (1)
2021 (3)
2020 (3)
Funding
Current Stage
Growth StageTotal Funding
$634MKey Investors
Fulgur VenturesKingsway CapitalDG Lab
2024-10-15Convertible Note· $210M
2023-01-24Debt Financing
2023-01-24Convertible Note· $125M
Leadership Team
Adam Back
CEO
Recent News
2025-12-25
Company data provided by crunchbase