U2U Network Recruitment · 2 days ago
Blockchain Engineer - Fullstack.Trade
New York, NY
Full-time
Onsite
Entry, Mid Level
$200K/yr - $300K/yr
2+ years expU2U Network Recruitment is seeking a Blockchain Engineer to join their Infrastructure & Platform team at Fullstack.Trade. The role involves developing high-performance blockchain services and implementing critical infrastructure that supports multi-asset margin trading.
Information Technology & Services
No H1B
Hiring Manager
Trần Bông
Responsibilities
Develop storage layers, execution engines, transaction pools, gossip protocols and state-machine replication to deliver high-throughput, low-latency performance
Implement, harden, and extend consensus algorithms to guarantee safety, liveness and high performance under real-world network conditions
Profile CPU, memory, I/O, and network stacks, identify bottlenecks and push performance limits
Integrate diverse cryptographic primitives including hash functions, Merkle proofs, digital signatures, encryption schemes, key-exchange protocols and proof systems
Design and implement reliable peer discovery, NAT traversal, connection pooling, load balancing, congestion control, encrypted networking (TLS), and multiplexed transports (e.g. TCP, UDP, QUIC)
Qualification
Required
2+ years building blockchain-based distributed systems and consensus engines
Expert proficiency in C++, Rust, Zig, or other low-level languages
Deep understanding of consensus protocols (e.g. PBFT, HotStuff, Tendermint)
Strong cryptography fundamentals: hashing, Merkle trees, multisignatures, elliptic-curve cryptography
Solid networking experience: TCP/UDP, QUIC, peer discovery, NAT traversal
Hands-on experience with key-value store databases for efficient state storage and high-throughput access (e.g. RocksDB, MDBX)
Authorised to work in the United States
Benefits
Company equity.
Medical, dental, and vision insurance with HSA options.
Paid vacation and holidays.
Retirement plan with employer match.
Company
U2U Network Recruitment
The U2U ecosystem aims to bridge successful business models and products onto the web 3 space, thereby enhancing their usability and accessibility across the globe.
51-200 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase