Create flexible and precise queries that fit your needs exactly. Example:
React.js, -USA
×
Laravel, Vue.js, -Contract
×
will get you jobs that are
(React.js
and not in USA
) or
(Laravel
and Vue.js
and not Contract/Freelance
).
You can mix and match any tags, negations and groups in any order. And don't worry about typos – the search is fuzzy.
Protofire as great enthusiasts and active contributors to the open-source blockchain communities, we help builders and providers of decentralized infrastructure, protocols, and applications, bootstrap the demand and supply sides of their markets and accelerate mass adoption.
We help startups with protocol & smart contract engineering, high-performance trusted data feeds (oracles), and awesome developer tools (SDKs/APIs).
Since we started in 2016 we’ve had a chance to contribute to the development of many top projects in the blockchain ecosystem, including Maker, Chainlink, Tezos, Gnosis, Kyber Network, The Graph, Filecoin, Synthetix, Avalanche, and more. Apart from that, we are running one of the biggest indexer nodes in the Graph Network, participating as bridge relayers and validators helping projects and networks to further decentralize their infrastructure.
We are now looking to hire a cross-disciplinary team to help Protofire scale. As such, we’re looking for a Solidity Developer who’s had extensive experience writing, testing, deploying, and auditing smart contract code and who is up to date on the current developments in Solidity.
Besides knowing Solidity, we’d love to hear your informed opinion on the latest developer tooling, adhere to industry best practices, and follow the latest vulnerabilities and hacks in the Ethereum smart contract space with interest.
How you will make an impact:
What you need to succeed:
Apply Now:
Apply Now:
We are seeking a talented Middle / Senior Ethereum Developer with a deep understanding of financial markets and experience in trading to join our client team.
Arkis is a DeFi prime brokerage protocol for institutional borrowers and lenders to interact in a zero-trust environment. Lenders get decentralized, secure credit provision vehicles with whitelisting, guaranteed repayment flow, and the maintenance of benefits from over-collateralization due to control over assets within the ecosystem.As an Ethereum Developer, you will be responsible for developing and maintaining smart contracts and decentralized applications (DApps) on the Ethereum blockchain. Your expertise in financial markets, combined with your knowledge of key protocols such as Pendle, CurveFi, 1inch, AaveV3, Morpho, will be instrumental in creating innovative solutions for their platform.
Your future responsibilities:
Design, develop, and deploy smart contracts and DApps on the Ethereum blockchain.
Collaborate with cross-functional teams to gather requirements and implement efficient and secure solutions.
Stay up-to-date with the latest developments in Ethereum and decentralized finance (DeFi) to leverage cutting-edge technologies and protocols.
Integrate and interact with various DeFi protocols such as Pendle, CurveFi, 1inch, AaveV3, Morpho
Write clean, well-documented, and efficient code to ensure the reliability and scalability of our applications.
Conduct thorough testing and debugging to identify and resolve any issues or vulnerabilities.
Optimize smart contracts and DApps for gas efficiency and cost-effectiveness.
Continuously monitor and improve the performance and security of the Ethereum-based systems.
Provide technical guidance and mentorship to junior developers when required.
Requirements:
Strong proficiency in Solidity programming language and experience with Ethereum development tools (Foundry, Hardhat etc).
In-depth knowledge of financial markets, trading strategies, and investment principles.
Familiarity with key DeFi protocols such as Pendle, CurveFi, 1inch, AaveV3, Morpho.
Experience in designing and implementing secure smart contracts and DApps.
Solid understanding of blockchain fundamentals and Ethereum’s architecture.
Knowledge of other blockchain platforms (Ethereum, Base etc.).
Proficient in using Git for version control and collaborative development.
Ability to work independently and in a team environment, collaborating effectively with other developers, designers, and stakeholders.
Strong problem-solving skills and attention to detail.
Excellent communication and documentation skills.
Preferred Qualifications:
Knowledge of privacy-preserving technics & modern cryptography
Experience of using protocols for applied cryptography (zkSNARK, zkSTARK, etc)
Familiarity with automated testing frameworks for smart contracts
Contributions to open-source projects in the Ethereum ecosystem
Interview stages:
Interview with a recruiter
Interview with a Tech lead
Interview with a CTO on general technical topics
Сulture fit interview
We’ll review your CV and everything you have sent us within five working days. If your background meets our needs — we’ll set up a call to get to know each other better. Otherwise, we aren’t quite ready for you at this moment. But no worries — our journey has just started, and we’d love to stay in touch as our team grows and more opportunities emerge. We wish you the best of luck with your aspiration.
Apply Now:
Serokell is a fast-growing, fully remote software development company that works on innovative solutions for complex problems. We’re packed full of adventurous, curious, and inclusive folks who want to build cutting-edge software with modern technologies like functional programming.
This position is open now with a July start. This is a project-based hire with the option to extend if it is a good match. Submit your CV and we’ll reach out promptly.
We’re seeking a middle to senior level Solidity Developer to join a team of fierce and fun Serokellers.
Hiring Process Overview: We invite candidates to the HR screening as the first step. Next, we conduct a technical interview with those whose profiles align with our requirements. Successful candidates will receive an offer.
By joining Serokell, you’ll become part of a warm community of ingenious engineers, computer scientists, designers, marketing experts, and other inventive minds. You’ll work on ambitious projects building the next generation of computer software, explore creative initiatives unhindered by bureaucracy, and enjoy our vibrant Slack channels—ranging from #music to #philosophyandtears (did we mention the massive custom emoji set?).