Launch App

Senior Solidity Engineer

Engineering · Fully - Remote, California

Sommelier is the most powerful chain mid frequency platform and single place for all strategies across DeFi. It consists of the Cosmos Stargate SDK, its Tendermint-based consensus layer and a decentralized, bi-directional Ethereum bridge, managed by a global network of validator computers and has multi-chain capabilities. Anyone looking to maximize their DeFi yields will be able to use Sommelier to author and execute complex, and automated financial transactions, such as portfolio rebalancing, limit orders, as well as a host of other features that token holders have come to expect from CeFi, but that are not currently available in DeFi.

Our investors include Polychain Capital, Standard Crypto, Multicoin and 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:

On a daily basis, you would be responsible for laying down secure development processes through architecting, writing, reviewing, and maintaining all parts of the Sommelier protocol’s smart contract stack.

You will be joining a collaborative team where your contributions and ideas will have a direct impact on the success of the company. If you love DeFi, Crypto, and engineering, then keep reading.


  • Own the full lifecycle (design, implementation, testing, audit, launch, maintenance) of smart contracts for the Sommelier protocol. Technologies: Solidity, Hardhat, Foundry
  • Collaborate with front-end, back-end, and smart contract engineers to rapidly iterate, experiment and launch features
  • Participate in risks analysis, design, and integration with other DeFi protocols
  • Build and improve the tooling for analytics, monitoring, and alerting of the Sommelier protocol
  • Work closely with Research and Development to define functional requirements


The ideal candidate will have deployed smart contracts for DeFi, and/or governance contracts and gone through several successful audits with auditing firms. The ideal candidate would also have a strong security background and an interest in DeFi and Web3.

  • 2+ years writing and deploying to Mainnet Solidity smart contracts
  • Proven track record of live smart contracts
  • Deep knowledge of smart contracts security is highly desirable
  • Experience deploying DeFi apps
  • Experience developing smart contracts with Foundry
  • English: highly proficient in both spoken and written English
  • Ability to work in US timezone

Compensation and Benefits:

Sommelier has a great benefits package, including parental leave, 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.

About Sommelier:

Sommelier is an equal opportunity employer and 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.

How to Apply :

Email a copy of your resume at

Or contact us on tg : @crispymangoes

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