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Blockchain Engineer


odf-tokenToken rewards eligibleHiring multiple talent
Paris, France
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full time contract
$60 - 110 /hr
Experience level


The Protocol Engineering team at Kiln is responsible for executing our roadmap: build and expand our crypto-native products, making them accessible to our customers, and working with adjacent teams to make them a success in the market.



Experience building and releasing secure and production-grade contracts in Solidity
Strong understanding of the EVM (Ethereum Virtual Machine) and Web3 primitives
Previous professional experience in crypto / blockchain
English C1 mandatory
Understanding of MEV

A little bonus for :

Use of Foundry or HardHat
First fast growing startup experience
Go or Typescript experience
French Speaker

Soft skills
Team spirit: discuss, do not try to impose. We try to hire humble people.
Trust & clear communication
Rigor & organization
Curiosity and ability to dig into a topic and follow through
Genuine interest in the blockchain and cryptocurrency space


1) Work with the Engineering and Product teams to execute technical projects with large impact for our customers

Integrate smart contracts with backend teams (format, possibilities to automate)
Work with the frontend team (integrate tokens, smart contract data, chain state and events)
Prepare for smart contracts audits (Halborn, spearbit)

2) Develop and build new core smart contracts

Specification definition (define diagrams and specs shared with clients)
Develop with unit-testing, fuzz testing and invariant testing
Deploy on TestNet
Set-up protocol governance (open zeppelin defender)
Manual testing (end-to-end) implying dev teams

3) Brainstorm with other protocol developers on tools, issue resolution…

The Hiring Process

In order to apply for this position, first complete your profile on www.app.outdefine.com.

We want to learn more about you, so we encourage you to provide us with a brief summary of yourself and your past experience as part of the process. As soon as this is completed, you'll take a technical assessment based on your skill set, and if you pass, you'll earn 500 Outdefine tokens. We will review your application, and if you are qualified, we will invite you to a 1:1 video interview.

Already a Trusted Member of Outdefine? Then go ahead and apply directly for the job of your dreams.

Equal Employment Opportunity

We are an equal-opportunity employer and do not discriminate against any employee or applicant for employment on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected status. We are committed to creating a diverse and inclusive environment for all employees and applicants for employment. All qualified individuals are encouraged to apply and will be considered for employment without regard to any legally protected status.

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