Senior Software Engineer, Custody & Staking at Falcon X
Location
On-site
San Mateo, USA
Experience level
Senior
Team
Engineering
Occupation
Full-time
Compensation
$
179K
-
242K
/ yr
About FalconX
FalconX is a leading institutional digital-asset platform delivering trading, credit, custody and infrastructure services to the crypto markets. The team comes from top fintech, trading and tech firms and aims to build bridges between traditional finance and crypto.
Role Overview
As a Senior Software Engineer, Blockchain you’ll design and build backend systems that power wallet infrastructureand staking / custody services across major chains and protocols. You’ll work at the intersection of blockchain infrastructure and institutional-scale systems.
Key Responsibilities
Lead architectural design and implementation of scalable wallet & staking infrastructure across multiple blockchains.
Build high-availability backend services supporting major blockchains (e.g., Bitcoin, Ethereum and others).
Create generalizable systems and interfaces to scale supported protocols.
Closely collaborate with Engineering & Product leadership to prioritize and deliver new product features.
Ensure system design emphasizes security, reliability and operational efficiency.
Rapidly iterate and integrate emerging blockchain features while maintaining production-quality performance.
Requirements & Qualifications
Proven experience designing, building and scaling backend distributed systems.
Strong programming skills in one or more of: Java, Python, TypeScript, Go.
Experience deploying services at scale with modern tooling (e.g., Kubernetes, Docker, cloud ).
Familiarity with cryptographic signing algorithms, asymmetric cryptography and key management is a plus.
Self-starter, fast learner, comfortable in complex systems and new domains.
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€
70K
-
120K
/ yr
Research Associate (Postdoc) in Blockchain Analytics and Data Engineering
@
University of Luxembourg
Data, Data Analytics, JavaScript, Postdoc, Python, R, Research, Rust, Web3
On-site
Luxembourg
Engineering
€
85K
/ yr
Research Associate (Postdoc) in Blockchain Analytics and Data Engineering
@
University of Luxembourg
Data, Data Analytics, JavaScript, Postdoc, Python, R, Research, Rust, Web3
On-site
Luxembourg
Engineering
€
85K
/ yr
Research Associate (Postdoc) in Blockchain Analytics and Data Engineering
@
University of Luxembourg
Data, Data Analytics, JavaScript, Postdoc, Python, R, Research, Rust, Web3
On-site
Luxembourg
Engineering
€
85K
/ yr
Mobile Software Engineer
@
Dash Core Group
Engineer, Kotlin, Mobile Engineer, Objective C, Open Source, Rust, Rust FFI, Software Engineer, Swift
Remote
Scottsdale, Arizona, USA
Engineering
$
50K
-
65K
/ yr
Mobile Software Engineer
@
Dash Core Group
Engineer, Kotlin, Mobile Engineer, Objective C, Open Source, Rust, Rust FFI, Software Engineer, Swift
Remote
Scottsdale, Arizona, USA
Engineering
$
50K
-
65K
/ yr
Mobile Software Engineer
@
Dash Core Group
Engineer, Kotlin, Mobile Engineer, Objective C, Open Source, Rust, Rust FFI, Software Engineer, Swift
Remote
Scottsdale, Arizona, USA
Engineering
$
50K
-
65K
/ yr
Software Engineer: Gauntlet App
@
Gauntlet
DeFi, Engineer, Python, React, Software Engineer, TypeScript, Web3
Remote
NY, USA
Engineering
$
165K
-
205K
/ yr
Software Engineer: Gauntlet App
@
Gauntlet
DeFi, Engineer, Python, React, Software Engineer, TypeScript, Web3
Remote
NY, USA
Engineering
$
165K
-
205K
/ yr
Software Engineer: Gauntlet App
@
Gauntlet
DeFi, Engineer, Python, React, Software Engineer, TypeScript, Web3
Remote
NY, USA
Engineering
$
165K
-
205K
/ yr