Blockchain Engineer: Rust-Based Consensus Systems

Full Stack LLC; New York (NY); On-site; USD 140,000 - 210,000; Full time

Job summary

Wishalicious seeks a Blockchain Engineer to join Fullstack and build foundation infrastructure for a next-generation trading platform. You will design and ship core blockchain systems prioritizing reliability, speed, and precision under real-world conditions.

Work deeply on consensus, networking, and execution layers, collaborating with product and frontend teams to ensure a seamless user experience even in demanding markets.

Qualifications

• 2+ years building blockchain systems or consensus engines in Rust.
• Deep understanding of memory management, concurrency, and performance optimization.
• Experience with leader election and state machine replication.
• Familiarity with PBFT, HotStuff, Tendermint or similar consensus protocols.
• Knowledge of cryptography fundamentals: elliptic curves, BLS, threshold schemes.
• Experience with P2P networking and gossip protocols under adversarial conditions.
• Exposure to cross-chain bridges or multi-chain architectures is a plus.
• Ability to work effectively in high-bandwidth, in-person teams.
• Authorized to work in the United States.

Responsibilities

• Build consensus and state machines, with safety and liveness guarantees under adversarial conditions.
• Integrate Ethereum-compatible execution clients and align consensus with execution layers.
• Implement cryptographic primitives for validator auth and vote aggregation.
• Optimize block times, throughput, and state storage; profile critical paths.

Skills

Rust blockchain development

Memory management

Concurrency

Performance optimization

P2P networking

Gossip protocols

Threshold cryptography

Cross-chain interoperability

Blockchains consensus protocols

In-person collaboration

Tools

RocksDB

MDBX

Job description

Wishalicious seeks a Blockchain Engineer to join Fullstack and build foundation infrastructure for a next-generation trading platform. You will design and ship core blockchain systems prioritizing reliability, speed, and precision under real-world conditions.

Work deeply on consensus, networking, and execution layers, collaborating with product and frontend teams to ensure a seamless user experience even in demanding markets.