Engineer Jobs in Web3

Aliso Viejo, California

In Person - Preferred

About LERO

We’rebuilding LERO,a cross-chain, composabletoken platform designed forlong-termscalability and resilience.

Our engineering culture is high-performance, systems-oriented, andexecutiondriven. We value clarity of design, disciplined implementation, andaccountability.Security and architectural integrity are foundational to everything we build.

We’reexpanding our engineering team across multiple areas of the stack,from protocol and smart contracts to cross-chain infrastructure.

WhoWe’reHiring:

We’relooking for engineers across experience levels who want to build durable crypto infrastructure inside a focused, high-conviction team.

We are particularly interested inexperienceddevelopers withexpertisein:

• Solidity / smart contract development(EVM ecosystems; security first mindsetrequired)
• Rust(protocol, performance-critical systems, cross-chain infrastructure)

We are prioritizing local candidates who can work in person in Aliso Viejo. For certain roles and experience levels,we may be flexible.

WhatYou’llWork On:

• Designing and implementing secure blockchain components across multiple networks
• Contributing to protocol and token architecture decisions
• Building performant, scalable infrastructure for cross-chain systems
• Engineering with a security-first mindset:identifyingrisk early and designing defensively
• Collaborating directly with technical leadership to shape core systems

What We Value:

• Strong systems thinking and architectural discipline
• Experience shipping production software, from design to post deployment.
• Clear reasoning around trade-offs, performance, and long-term maintainability
• High ownership and accountability
• Comfortoperatingin fastmoving, highresponsibility environments

Bonus Experience:

• Crosschainrelated architectures and implementations.
• Participation in security audits
• Contributions to meaningful open-source projects
• Work on highvalue orhigh-throughputblockchain systems

Logistics:

• Location: Aliso Viejo, CA (In-person preferred)
• Engagement: Full-time
• Reports to: Engineering Leadership
• Start: Flexible

What We Offer

• Competitive compensation
• Token participationand possible future equity participation.
• Direct collaboration with technical leadership
• Hightrust, highautonomy environment
• The opportunity to build foundational cryptotoken platformfrom the ground up
• Relocation-friendly

Ifyou’reinterested in building secure, scalable systems in a serious engineering environment,we’dlike to hear from you.

Please include in ONE document:

• Resume
• GitHub or relevant code samples
• Brief summaryof your relevant experience