Senior Solidity Engineer - DeFi Protocol & Smart Contracts
P2P
A leading DeFi company in New York is seeking an experienced smart contract engineer to contribute to its innovative protocol. This role involves designing and implementing smart contracts while researching new paradigms in the evolving DeFi space. The applicant should have over 4 years of Solisity experience and a thorough understanding of the Ethereum ecosystem. This position offers competitive salary and remote work options. #J-18808-Ljbffr P2P
$250k
Senior/Lead Smart Contract Engineer - Decentralized Perpetuals Exchange Location: Remote... ...global decentralized finance (DeFi), operating the largest... ...‑grade reliability for a protocol handling billions in volume... ...optimized, gas‑efficient Solidity code using advanced techniques...SeniorContract workRemote work- Smart-Gate-Technologies-and-Consulting is seeking a candidate with at least 3 years of experience in building production smart contracts using Solidity. The ideal candidate must have direct experience building smart contracts for a perpetuals DEX, along with a deep understanding...SeniorContract work
$200k - $300k
Lumynrs is looking for an experienced smart contract auditor to review and secure contracts across various blockchain systems, earning between... .... Responsibilities include conducting manual code reviews of Solidity and Rust contracts, writing comprehensive audit reports, and...SeniorRemote jobContract work- ...SVM Smart Contract Engineer Ellipsis Labs is a profitable, venture-backed New York-based startup building sustainable and efficient DeFi protocols on high-throughput decentralized infrastructure. Our long-term goal is to build a better financial system. Our flagship...SeniorContract work
- ...You are an experienced smart contract engineer who has shipped production... ...across both Ethereum (Solidity) and Solana (Rust/... ...contributions to a major DeFi, liquid staking, or restaking protocol as a core contributor or... ...Developer Crypto Jobs, Senior Web3 Jobs, Contract Web...SeniorFull timeContract workLocal areaFlexible hours
- ...Overview We're looking for a Protocol Engineer to join our core blockchain... ...at the intersection of smart contracts, cross‑chain protocols, and... ...technologies, protocols, and DeFi primitives for integration... ...contract development languages (Solidity, Rust, Move, etc.) Solid...Contract work
$150k - $240k
...We’re looking for a Senior Smart Contract Engineer to help us build secure and scalable... ...who enjoys writing clean Solidity code, optimizing gas usage,... ...about blockchain security and protocol design. You’ll... ...GameFi, NFT infrastructure, DeFi systems, or cross-chain integrations...SeniorContract workRemote work- ...company. We're building a protocol that converts distributed solar... ...is to build the economic engine for energy abundance-where... ...the development of our core smart contracts and decentralized backend... ...should bring deep experience in Solidity and DeFi architectures (especially...Contract workWork at officeFlexible hours
- A leading company in decentralized finance is seeking a Smart Contract Developer to join their innovative team in New York. In this full-... ...applications. Ideal candidates will have a strong background in Solidity, a passion for blockchain technology, and the ability to...Remote jobFull timeContract work
$250k
Framework Ventures is looking for a Senior/Lead Smart Contract Engineer to help scale their decentralized perpetuals... .... The role requires expertise in Solidity, with a minimum of 3 years of... ...perpetual DEX. You will work on critical protocol upgrades and new market mechanisms....SeniorRemote jobContract work- ...Role Alchemy is building out distributed protocols to augment our developer platform. As one of our first smart contract engineers you will be architecting and building those... ...protocols Mentor other engineers in in-depth Solidity/EVM topics and best practices Stay up to...Contract workWorldwide
$150k - $240k
...gaming experiences. We're looking for a Senior Smart Contract Engineer to help design, develop, and deploy... ...who enjoys writing high-quality Solidity code, solving complex blockchain challenges... ...skills. * GameFi, NFT, or DeFi experience. * Layer 2 or cross-chain...SeniorContract workRemote workFlexible hours$290k - $325k
...Extension – are powered by the Uniswap Protocol. The protocol is the largest onchain... ...We are looking for an experienced smart contract engineer to help us build the next generation of... ...building and releasing production grade Solidity contracts ~ A deep understanding of...SeniorRemote jobFull timeContract workHome office- ...Sanitation (DSNY) seeks an Assistant Commissioner of Program Development and Compliance to oversee critical solid waste management functions. This role includes managing contracts, ensuring compliance with regulations, and supporting the city's solid waste management plan....SeniorContract work
$55 - $58.6 per hour
...are seeking a highly skilled Senior Quality Test Engineer / SDET to join our dynamic team... ...(DevWeb / TrueClient protocol) for performance testing. Additionally, a solid understanding of Node.js and... ...Senior level Employment type Contract Job function Information Technology...SeniorContract workRemote workFlexible hours- ...mentorship and technical guidance to junior engineers and IT support teams. Monitor... ...# experience with Jamf Pro (Policies, Smart Groups, Configuration Profiles, Scripts)... ...internals, security frameworks, and MDM protocols Strong business acuity, including...Senior
$136k - $175k
...specialist. Role Overview The Senior Engineer plays a critical role in designing and... ...programming languages (e.g., C#, Java, C++). Solid experience with developing applications... ...technologies (e.g. Solace, Google Protocol Buffers). Understanding of...SeniorWork at office$115k
...Embark on a transformative journey as a Senior FX Trading System Engineer – AVP. At Barclays, our vision is... ..., with experience supporting FIX protocol and ECN connectivity Practical experience... ...database querying and scripting Solid experience supporting and managing...SeniorHourly payWork at officeFlexible hoursWeekend work- ...Title: Senior/ Principal Statistical Programmer(R) Location: Remote Duration: Long Term Contract Salary: Open Experience : 6-10+ Years Notice : Immediate OR Within 15days We are... ...-on expertise in R (mandatory) and SAS , solid CDISC (SDTM/ADaM) experience, and exposure...SeniorLong term contractImmediate startRemote work
$140k - $150k
...Owner is like having an army of engineers and marketers on your side,... ...systems, we need rock‑solid fundamentals: accurate tracking... ...s where you come in. As our Senior MarTech Engineer, you’ll own... ...better results Define data contracts and schemas; catch and fix data...SeniorWork at officeLocal areaRemote work- ...to advanced solutions like PingAccess and PingFederate. Candidates should be well-versed in open-source authentication protocols and possess a solid understanding of security technologies such as LDAP and Kerberos. Join a dynamic team that values innovation and security...Senior
- ...exceptional people to join us. About The Role We are looking for a Senior Sales Engineer to support Optimism’s enterprise and institutional... ...blockchain architecture: sequencing, finality, rollups, smart contracts, and network operations Familiarity with cloud infrastructure...SeniorWork at officeRemote work
$150k - $250k
...the world’s best systematic trading and engineering talent. We empower portfolio managers to... ...networking, storage architectures, and storage protocols (NFS, object, block, parallel/... .... That is why we foster a culture where smart, driven people thrive – without the egos...SeniorCasual workWork at office$175k - $240k
Role Description Arcadis is hiring a Senior Resident Engineer - Tunnel Engineering/TBM for the Gateway... ...review of plans, schedules, contracts, procedures, and construction methods... ...structural monitoring data. Implement safety protocols and quality control measures to...SeniorFor contractorsWork at office$80k - $128k
Responsibilities The Senior Systems Engineer will drive the design, development, and operationalization... ...such as Azure, AWS, or GCP. Solid understanding of MLOps/LLMOps practices... ...geographic location and business and contract considerations. Depending on the position...SeniorContract workShift work- ...qualifications include proficiency in Java, SQL, and experience with industry standard messaging protocols such as Kafka and FIX. Familiarity with AI coding tools and cloud environments is a plus. This is a contract position based in New York. #J-18808-Ljbffr VTekis Consulting LLPSeniorContract work
- ...Chainlink Regional Senior Commercial Individual... ...decentralized finance (DeFi). The Chainlink stack... ...Demonstrated knowledge of DeFi protocols, tokenization, digital... ...applications (DApps), smart contracts, and blockchain... ...barriers to scale ~ Solid experience selling solutions...SeniorRemote work
$40 - $50 per hour
...client is seeking a seasoned Automation Engineer with strong leadership skills and a passion... ...and mentorship experience ~ Solid programming skills in Java, JavaScript,... ...from KellyMitchell and its affiliates, and contracted partners. Frequency varies for text messages...SeniorLocal area- ...on ETL tools and Microsoft SQL Server in a hybrid setting. This contract role requires local candidates who can work on various visa... ...candidate has experience with data flow, documentation, and a solid understanding of Agile methodology. Responsibilities include testing...SeniorContract workLocal areaWork visa
- Lead complex data-center smart-hands, structured cabling, and hardware projects for enterprise... ...and migrations Mentor junior field engineers Follow strict change-control and safety... ...cabling and rack work Knowledge of DC protocols and safety Flexible hours, including...SeniorFlexible hours
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