Senior Backend Engineer, Blockchain Infra, Scalable Equity

Rhinestone; Greater London; Sur place; GBP 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Startup equity

End-to-end ownership of tech stack

Flexible working hours & holidays

Regular team meetups and conferences

Opportunity to work with leading minds

Résumé du poste

Rhinestone is building the off-chain infrastructure for Omni Account, an intent-powered system that abstracts ERC-7579 Smart Account and related tech. We seek a Senior Backend Engineer to design the orchestration layer for a scalable, secure backend capable of handling thousands of requests per second, coordinating solvers, locks, and security checks.

You will work with Solidity contracts and a modern Rust/Node/TS stack, collaborating to ship new products and solve complex problems.

Qualifications

• 3+ years of blockchain (EVM-focused) experience.
• 4+ years of production TypeScript experience.
• Experience with crypto wallets, bridging tech, or Layer 2 integrations.
• Ability to balance shipping speed with stable infrastructure.
• Strong problem-solving and collaboration in startups.

Responsabilités

• Architect and design off-chain services to support feature growth and evolving startup needs.
• Interact with Solidity smart contracts written for the platform.
• Collaborate with the team to ship new products and solve complex technical problems.
• Deliver high-quality code from concept to production.
• Review teammates' code and contribute beyond individual responsibilities.

Connaissances

Blockchain (EVM)

TypeScript

Crypto wallets

Smart accounts

Layer 2

Outils

Solidity (Foundry)

Rust

Node.js

Next.js

Description du poste

Rhinestone is building the off-chain infrastructure for Omni Account, an intent-powered system that abstracts ERC-7579 Smart Account and related tech. We seek a Senior Backend Engineer to design the orchestration layer for a scalable, secure backend capable of handling thousands of requests per second, coordinating solvers, locks, and security checks.

You will work with Solidity contracts and a modern Rust/Node/TS stack, collaborating to ship new products and solve complex problems.