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Here at Volume, we work with the best partners to make decentralized finance protocols valuable. We solve problems of protocol utility, governance, and growth for the leading DeFi protocols. From our team effort, we are able to drive massive growth of user transactions and the launch of the protocol economy. If a protocol fails to attract user activity, token value falters and innovation will flow away from the network. 
Volume delivers software tools and user experiences that increase protocol token utility and community engagement, measured by protocol transaction volume growth. The Volume team’s interests are the protocol interests: Growth of user transactions.
Volume's investors include Curve, Solana, SimplyVC, and many others.
We are always looking for individuals who desire a high-impact, high-visibility role within a company that is making crypto and decentralized protocols valuable.

About the Role:

As a Senior Solidity Engineer on our Engineering team, you will have a chance to work across the full spectrum of our protocol architecture that is built around the Cosmos-SDK, built using Golang, Rust, Solidity, and Vyper. Volume's Golang software modules power several successful blockchain projects including the Paloma Protocol and the Kallisto Protocol.
In this role, you will build the ethereum contracts of one of the first flagship hybrid Ethereum/Cosmos DeFi protocols designed to leverage the strengths of the combined platforms. You will use Solidity and Vyper software languages that run on the Ethereum Virtual Machine. You will work to secure and test smart contact code that will control and route billions of dollars of value, daily.

RESPONSIBILITIES

• Build and test Solidity, Vyper, and Rust-Cosmwasm smart contract code for various Cosmos and EVM chains
• Understand, ensure and be passionate for the correctness of financial algorithms
• Build back-end web services that interact with the Cosmos and EVM blockchains
• Enthusiastically collaborate with a small team, owning and planning projects for long-term impact
• Build a platform of open source tools (on and off-chain) for the developer community

REQUIREMENTS

• 3+ years of professional software  engineering application development
• Demonstrated Rust, Solidity & Python smart contract work with audits
• Experience with testing strategies and testing frameworks
• Exceptional judgment, strategic thinking and creative problem-solving skills with a strong analytical mindset
• BA or BS degree in Computer Science or a related technical field, or equivalent practical experience
• Truffle, OpenZeppelin, or equivalent Ethereum security testing platforms experience, preferred
• Solidity contract auditing processes experience, preferred

$150,000 - $300,000 a year

About Volume:

Volume is a dynamic start-up company, and our successful candidate must have the ability and desire to work in a fast-paced environment. As a distributed team, we hire anywhere in the world, and at various levels of experience (entry, senior, staff). We look for people with unique perspectives and diverse backgrounds.
Volume is an equal opportunity employer committed to a diverse workplace. All applicants will be considered equally without regard to race, color, ethnicity, veteran status, religion, national origin, marital status, political affiliation, age, sex, sexual orientation, gender identity, disability status, membership in an organization, or any other non-merit factors.
We sponsor H1B visa professionals. We have a great benefits package, including parental leave, contributions to your retirement, competitive pay, and unlimited time off. For U.S.-based employees, we also provide platinum-level health, dental, and vision coverage for you and your family.