Blockstream · 3 months ago
Programming Language Developer
Blockstream is the leading Bitcoin company, providing cutting-edge infrastructure solutions for enterprises, institutions, and individual Bitcoin users. They are seeking a Programming Language Developer to focus on non-core language design areas for SimplicityHL, building the developer experience, tooling, and infrastructure that make the language productive and maintainable at scale.
BitcoinBlockchainCryptocurrencyFinanceFinancial ServicesFinTech
Responsibilities
Design and implement a robust unit testing and integration testing framework for SimplicityHL programs
Develop tooling for modular code organization, dependency management, and distribution of SimplicityHL libraries
Define and implement versioning schemes for SimplicityHL code, with clear migration and compatibility strategies
Build command-line tools, editors/IDE integrations, and build scripts to improve the developer experience
Create automated documentation generators and guidelines for language/library docs
Work with the research team to plan and manage releases of the SimplicityHL toolchain and associated libraries
Qualification
Required
Proficiency in Rust, Haskell, or other statically-typed systems programming languages
Strong understanding of software architecture for modular systems (package managers, dependency graphs, build pipelines)
Experience designing unit testing frameworks or automated testing tools
Solid understanding of versioning strategies (e.g., semver, language evolution policies)
Strong communication skills and ability to work in a distributed team
Preferred
Familiarity with functional programming languages and blockchain/cryptographic concepts
Prior experience building developer tooling or compiler infrastructure
Prior experience with smart contract platforms or domain-specific language tooling
Contributions to programming language ecosystems, open-source developer tools, or CI/CD systems
Company
Blockstream
Blockstream is a blockchain technology that develops digital asset infrastructures for the emerging Bitcoin economy. It is a sub-organization of Blockstream.
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
Recent News
2025-12-25
Company data provided by crunchbase