Layer 2 Jobs

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Job Position Company Posted Location Salary Tags

Crypto.com

United States

$63k - $95k

Opera

Remote

$54k - $80k

Ankr

San Francisco, CA, United States

$11k - $85k

Ankr

San Francisco, CA, United States

$11k - $85k

Energi Core Limited

New York, NY, United States

Crypto.com

London, United Kingdom

$36k - $62k

Paraswap

Paris, France

$72k - $80k

Argent

London, United Kingdom

$50k - $84k

Argent

London, United Kingdom

$50k - $84k

Crypto.com

Hong Kong, Hong Kong

$36k - $62k

Crypto.com

United States

$105k - $111k

Bitaccess

Toronto, Canada

$75k - $108k

Crypto.com

Singapore, Singapore

$63k - $95k

Crypto.com

London, United Kingdom

$63k - $95k

Adoriasoft Inc.

Remote

$14k - $23k

Smart Contract Auditor

Crypto.com
$63k - $95k estimated

This job is closed



About Crypto.com

Crypto.com was founded in 2016 on a simple belief: it's a basic human right for everyone to control their money, data and identity. With over 10 million users on its platform today, Crypto.com provides a powerful alternative to traditional financial services, turning its vision of "cryptocurrency in every wallet" into reality, one customer at a time. Crypto.com is built on a solid foundation of security, privacy and compliance and is the first cryptocurrency company in the world to have CCSS Level 3, ISO27001:2013 and PCI:DSS 3.2.1, Level 1 compliance. Crypto.com is headquartered in Hong Kong with a 900+ strong team.

For more information, please visit www.crypto.com




Responsibilities:

  • Establish oneself as DeFi security thought leader with hands-on audit of smart contract and research/sharing of smart contract security
  • Establish best practices for smart contract development
  • Establish DeFi product security rating system (using industry standard or an adapted version) for internal use
  • Establish monitoring and alerting on the DeFi space
  • Understand existing and new and upcoming DeFi products
  • Coordinate and work with external stakeholders, partners and auditors on safe-guarding crypto.com DeFi products
  • Drive the organisation on creating a safer and secure DeFi with well-researched security solutions.
  • Educate others on the trends of DeFi product and smart contract security
  • Keep abreast with new/recent attacks on smart contract/DeFi products
  • Keep abreast with upcoming trends in DeFi such as Layer 2 technologies


  • Degree in Computer Science or Engineering or Mathematics or similar discipline
  • Expect the candidates to have at least 5 years of working experience (not necessary for the full 5 years in blockchain space, but ideally should have worked in blockchain industry)
  • Understanding and hands-on experience in DeFi ecosystem (specifically in Ethereum)
  • Understanding of Ethereum blockchain, Ethereum Virtual Machine (EVM)
  • Understanding of Layer 2 solutions and cross-chain bridge technologies
  • In depth understand and hands-on experience with Solidity programming language
  • Knowledgeable of smart contract vulnerability and hands-on experience to exploit these vulnerability
  • Experience across common vulnerability classes for smart contract at design or system level
  • Knowledgeable on various security analysis tools on smart contract and hands-on experience to setup and use it
  • Have basic understanding of finance such as trading, lending, automatic market making (AMM), derivatives
  • Ability to communicate across roles to drive security mindset across the organization
  • General programming ability - such as Python, Javascript, Bash, Rust, Go
  • We offer an attractive compensation package working in a cutting-edge field of Fintech
  • Huge responsibilities from Day 1. Be the owner of your own learning curve. The possibilities are limitless and depend on you
  • You get to work in a very dynamic environment and be part of an international team
  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Paid Time Off (Vacation, Sick & Public Holidays)

What is the meaning of Layer 2?

Layer 2 in the context of cryptocurrency and blockchain technology refers to a secondary framework or protocol that is built on top of an existing blockchain system (the main chain or Layer 1)

The primary purpose of Layer 2 solutions is to solve the scalability and speed issues that many blockchains face, especially those that have become popular and heavily used, like Ethereum

Here are the key aspects of Layer 2 solutions:

  1. Scalability Enhancement: They help in scaling the main blockchain by handling transactions off the main chain. This reduces the burden on the main chain, allowing for faster and cheaper transactions.
  2. Types of Layer 2 Solutions: There are various forms of Layer 2 solutions, including state channels, sidechains, plasma chains, and rollups. Each has its own mechanism for interacting with the main chain and handling transactions.
  3. State Channels: These involve two parties engaging in numerous transactions outside of the main chain, which are then consolidated into a single transaction. This is especially useful for situations where multiple transactions occur between the same parties.
  4. Sidechains: These are separate blockchains that are connected to the main chain via a two-way peg. They operate independently and can have their own consensus mechanisms but are secured by the main chain.
  5. Plasma Chains: Plasma chains are similar to sidechains but with a more hierarchical structure. They report back to the main chain regularly and are optimized for mass transaction handling.
  6. Rollups: Rollups process and store transaction data on a sidechain but post transaction data to the main chain. They come in two varieties: optimistic rollups and zk-rollups, each with its own method of transaction verification.
  7. Security Considerations: While Layer 2 solutions are generally secure, they can have different security models compared to the main chain. This is an important consideration for users and developers.
  8. Impact on User Experience: For end-users, Layer 2 solutions can greatly improve the experience by reducing transaction fees and increasing transaction speeds.
  9. Adoption and Development: Many blockchain projects are actively developing Layer 2 solutions to enhance their networks. This is an ongoing area of innovation in the blockchain space.