Blockchain Developer (New York) Job at Lawrence Harvey, New York, NY

TURsMTF0NTVPcE9Fd09iU1NRK0FzM0VDOVE9PQ==
  • Lawrence Harvey
  • New York, NY

Job Description

Founding Engineer (Blockchain / Rust) Stealth Startup | New York City (Onsite)

Compensation: Up to $250k base salary plus meaningful equity

Location: Manhattan, New York (onsite, full-time)

About the Company

Our client is a stealth-mode startup building a next-generation high-frequency trading platform that bridges Web3 and traditional finance. Their mission is to redefine decentralized trading infrastructure with unmatched performance, reliability, and transparency.

Backed by leading investors and founded by experts in quantitative trading, distributed systems, and low-latency infrastructure, the company is assembling a world-class technical team. They are seeking a Founding Blockchain Engineer to design and implement the distributed core that powers the platforms execution and consensus layers.

The Role

As the Founding Blockchain Engineer, youll design and build the foundational distributed systems and consensus mechanisms that ensure the platforms speed, correctness, and security. Youll work at the intersection of systems engineering, cryptography, and networkingpushing the limits of whats possible in decentralized, high-performance trading infrastructure.

This is an onsite, full-time role based in Manhattan. Youll collaborate closely with the founding team in a deeply technical environment, helping define the companys architecture, security model, and long-term technical direction.

Key Responsibilities

  • Develop core blockchain components including storage layers, execution engines, transaction pools, gossip protocols, and state-machine replication
  • Implement, harden, and extend consensus algorithms to ensure safety, liveness, and high performance under real-world network conditions
  • Profile and optimize CPU, memory, I/O, and network stacks to identify bottlenecks and achieve low-latency, high-throughput performance
  • Integrate advanced cryptographic primitives such as hash functions, Merkle proofs, digital signatures, encryption schemes, and key-exchange protocols
  • Design and build reliable peer discovery , NAT traversal , connection pooling , load balancing , and encrypted networking (TLS)
  • Develop and maintain multiplexed transports (TCP, UDP, QUIC) for robust peer-to-peer communication

Candidate Profile

  • 2+ years of experience building blockchain-based distributed systems or consensus engines
  • Expert proficiency in Rust and other low-level systems languages (e.g. C/C++)
  • Deep understanding of consensus protocols (e.g. PBFT, HotStuff, Tendermint)
  • Strong grasp of cryptography fundamentals : hashing, Merkle trees, multisignatures, elliptic-curve cryptography
  • Solid experience with networking protocols and systems: TCP/UDP, QUIC, peer discovery, NAT traversal
  • Hands-on experience with key-value store databases (e.g. RocksDB, MDBX) for high-throughput state storage
  • Authorized to work in the United States
  • Comfortable in a fast-paced, high-ownership startup environment and motivated by complex technical challenges

Compensation and Benefits

  • Competitive base salary up to $250,000
  • Meaningful equity in a venture-backed, high-impact early-stage startup
  • Opportunity to shape the core blockchain architecture of a next-generation trading platform
  • Work alongside a world-class founding team with deep expertise in trading systems, distributed computing, and cryptography

Job Tags

Full time, Part time,

Similar Jobs

Austin Community College

Associate Pastor Job at Austin Community College

 ...Associate Pastor Job Description The full-time Associate Pastor should be an ordained minister and will be responsible to assist the Senior Pastor with ministerial and support needs as they arise. In addition he will serve as the primary person to oversee... 

Critical Mass

Associate Creative Director Job at Critical Mass

 ...As an Associate Creative Director, you bring a creative voice with strategic thinking to projects. You have a diverse array of experiences to bring to the rollfrom conceptual development to client relations to the execution of creative deliverables. Creating and communicating... 

Center on Aging and Health

CNA Job at Center on Aging and Health

 ...CENTER ON AGING AND HEALTH is looking for Part-Time CNAs. We are currently looking for Certified Nursing Assistants who can complement our current Nursing Staff. The Certified Nursing Assistant (CNA) is responsible for providing assistance to the professional staff.... 

Prep Academy Tutors

High School Math Tutor Job at Prep Academy Tutors

 ...Join the Prep Academy Tutors Team Where Passion Meets Opportunity! At Prep Academy Tutors , we're on a mission to ignite the love...  ...achieve their fullest potential. We're a dynamic, private in-home and online tutoring company dedicated to providing top-tier educational... 

Jeffrey A. Wilbur Plumbing, Heating & Air

Plumbing Service Technician Job at Jeffrey A. Wilbur Plumbing, Heating & Air

For over 37 years, Wilbur Plumbing, Heating & Air has been recognized in The Harrisburg area as being synonymous with quality, craftsmanship, hard work, and expertise that is second to none. We've built our loyal customer base by hiring only the best Plumbing and HVAC...