Protocol Engineer
Voiceflow
Role Overview We're looking for a Protocol Engineer to join our core blockchain team and help build the foundation of Web3 payments infrastructure. This high-impact role offers the opportunity to work on challenging technical problems at the intersection of smart contracts, cross‑chain protocols, and decentralized finance. You will design and implement secure, efficient smart contract systems and blockchain integrations that power millions of transactions across multiple chains. This role is perfect for a technically strong engineer who thrives in fast-paced environments and wants to shape the future of decentralized finance. Responsibilities Design, develop, and deploy secure smart contracts and protocol implementations across multiple blockchain platforms Collaborate with backend and product teams to architect blockchain solutions that meet business requirements Write highly efficient, well‑tested code and participate in security audits to ensure protocol safety Research and evaluate new blockchain technologies, protocols, and DeFi primitives for integration opportunities Contribute to incident response and debugging on‑chain issues to ensure protocol reliability Requirements Strong experience building and deploying production smart contracts on major blockchain platforms Deep understanding of blockchain architecture, consensus mechanisms, and cryptographic principles Hands‑on experience with smart contract development languages (Solidity, Rust, Move, etc.) Solid grasp of DeFi protocols, token standards, and cross‑chain communication patterns Strong security mindset with knowledge of common smart contract vulnerabilities and best practices Clear communicator who can explain complex blockchain concepts to cross‑functional teams Nice to Have Production experience with multiple blockchain ecosystems (Ethereum, Solana, L2s, etc.) Previously worked at crypto startup or Web3 infrastructure company Experience with cross‑chain bridges, oracles, or interoperability protocols Background with high‑volume DeFi protocols or DEX infrastructure Contributions to blockchain open source projects or protocol research Experience with formal verification or advanced smart contract testing frameworks #J-18808-Ljbffr Voiceflow
- ...THORChain to swap native assets between any supported chains or deposit their assets to earn yield from swaps. Role: As a Core Protocol Engineer on the Engineering team, you will have a chance to work across the full spectrum of our protocol architecture that is built...SuggestedRemote jobImmediate start
$120k - $250k
...Framework Ventures is seeking a Protocol Engineer to design and implement core protocol components for cross-chain interoperability. The successful candidate will need strong smart contract development skills in Solidity and experience with protocol-level infrastructure...SuggestedContract workFramework Ventures
New York, NY5 days ago- ...TechCrunch, Forbes, Bloomberg, and elsewhere. The 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, and setting the bar for highly...SuggestedContract workWorldwide
- Alchemy is searching for an experienced engineer to architect and build distributed protocols for its developer platform. You will write, deploy, and maintain smart contracts, ensuring security and performance. The role requires 6+ years in the industry, including 2+ years...SuggestedContract workFlexible hours
- A leading DeFi technology company in New York is seeking a Protocol + Infrastructure Engineer to own protocol development and smart contract deployment. The role focuses on designing DeFi primitives, leading security efforts, and ensuring operational excellence within...SuggestedContract work
- A leading NFT trading platform in New York is seeking a skilled developer to optimize their trading protocol for rare NFTs. Candidates should have a solid foundation in Solidity and smart contract development, along with experience in the EVM ecosystem. This role offers...Contract work
- A blockchain technology firm in New York is seeking a Smart Contract Engineer to design and develop distributed protocols. The ideal candidate has over 6 years of industry experience, including 2 years in smart contract development, and is proficient in Solidity. You will...Contract work
- A blockchain technology company is seeking a Protocol Engineer to join their core blockchain team. This role involves designing and implementing secure smart contract systems that power millions of transactions. The ideal candidate will have strong experience in smart contract...Contract work
- ...with any asset. If that sounds like a vision you can get behind, we want to hear from you. Role Overview We\'re looking for a Protocol Engineer to join our core blockchain team and help build the foundation of Web3 payments infrastructure. This high-impact role offers the...Contract work
- A prominent startup in blockchain technology is seeking a Protocol Lead to guide engineering efforts in transforming traditional businesses through blockchain implementation. The successful candidate will manage a talented engineering team, ensure secure architecture,...
- A leading technology partner seeks a Process Controls Engineer to enhance control systems in a dynamic environment. This role covers... ...focusing on optimizing machinery performance and enhancing safety protocols. Ideal candidates will have a strong engineering background...
- ...Framework Ventures seeks an experienced software engineer to develop and optimize network applications using C and Python. The role... ...experience in C programming and a strong understanding of networking protocols. Benefits include various health plans, retirement options,...
Framework Ventures
New York, NY5 days ago $90k - $110k
...clients. We are currently seeking an experienced IT Network Engineer to work in a full-time onsite role on a large scale project at... ...platform desirable ~ Knowledge of operating systems, networking protocols (TCP/IP, DNS), cloud platforms (Azure, AWS), and scripting...Full timeFor contractorsWork at officeLocal areaRelocationVisa sponsorshipWork visaTalent Solution Partners
New York, NY3 days ago- ...Framework Ventures is looking for a Protocol Security Engineer to join their Security Team. The role includes ensuring the security of zkSync’s core components including smart contracts and blockchain nodes. Ideal candidates possess a hacker mindset, strong instincts...
Framework Ventures
New York, NY5 days ago $165k - $195k
...healthcare costs. Machinify is seeking a Sr/Staff Automation Engineer to design, develop, and improve our automation tools/tests to... ...Detailed knowledge of application functions, bug fixing, and testing protocols. Excellent communication, critical thinking, and analytical...Flexible hoursThe Rawlings Group
New York, NY5 days ago- About Us We offer complete building controls and engineering solutions, including precision design, software programming, graphics, and commissioning. Combining leading-edge technology, open-protocol solutions, and customized service, we help clients improve building management...Contract workFor contractorsFor subcontractorWork at officeLocal areaFlexible hours
- Senior Automation & Controls Engineer page is loaded## Senior Automation & Controls Engineerremote type: Hybridlocations: Wimington,... ...or similar.* Strong understanding of industrial communication protocols and industrial networks (Ethernet/IP, Profibus, ProfiNet etc.)...
- ...application creation. About the Role As an Enterprise/Strategic Field Engineer (L5) , you'll be the technical cornerstone for Replit's largest... ...& Connectivity (MCP): You write and deploy Model Context Protocol (MCP) servers to securely connect Replit Agents to customer-...Full timeTemporary workWork at officeImmediate startRemote workWorldwideFlexible hoursShift work
- How You Will Make an Impact The Controls Engineer is responsible for developing, maintaining, and auditing the controls and automation... ...of Ethernet-based networking and industrial network protocols (Ethernet/IP, Modbus) Understanding of electrical circuits, electrical...For contractorsWork experience placementWork at officeLocal area
- ...ControlWave Mirco, Allen Bradley) HMI Panels & Panel PCs (Allen Bradley, Schneider) Cell Modems (Digi, Sierra) Communication Protocols (Modbus, TCP/IP, OPC) HMI Programming Development and maintenance of graphical control systems OaSYS DNA. Plan, develop and...
Sparktek
New York, NY4 days ago $170k - $190k
...Function Lumin Digital is building a Vulnerability Automation Engineering team that eliminates the traditional vulnerability management... ...not a task. Nice to have: Experience with MCP (Model Context Protocol) integrations, building custom AI tool‑use pipelines, or contributing...Lumin Digital
New York, NY5 days ago$100k - $130k
...Geneva Trading is looking for a Trade Support Engineer to serve as the primary contact for trading desks, ensuring smooth operations... ...requires strong problem-solving skills and familiarity with trading protocols. The base salary ranges from $100,000 to $130,000 plus a...Geneva Trading
New York, NY5 days ago$110k - $150k
We are currently looking for a Protection and Control Engineer with a minimum of 10 years of experience in protection and control system... ...the interoperability, control features, and communication/protocol aspects of protective relays, RTU’s, LTC Controllers, and other...Temporary workImmediate startFlexible hours$131.2k - $196.8k
...Principal Field Clinical Engineer (FCE) for Cardiac Ablation Solutions Operating Unit At Medtronic you can begin a life-long career... ...device studies to guide the physician on the requirements for the protocol and ensure high quality data is being collected Accountable...H1bWork at officeLocal areaRemote workFlexible hours- ...found all over the world.**JLG is seeking a Principal Controls Engineer to lead manufacturing system projects. This individual is... ...Rockwell PLCs, VFDs, and Ignition EDGE* Understands communication protocols such as EtherNet/IP, Modbus TCP/IP, MQTT, Profinet, Modbus RTU...Permanent employmentWork at officeShift work
$71.59 per hour
...Required Skills & Qualifications: Proficiency in Unix/Linux, Shell scripting, Python, and Oracle SQL/PLSQL. Knowledge of FIX protocol, FIX connectivity configuration, and FIX log analysis. Strong analytical and problem-solving skills with the ability to...Contract workBCforward
New York, NY22 hours ago$34.47 - $49.49 per hour
...JT4 is hiring a Network Field Engineer II for their Hill AFB, UT location. Under the general supervision of senior-level engineers,... ...knowledge of network hardware and architecture, Internet standards, protocols and transport methodology Familiarity with industry standards...Hourly payContract workWork experience placementImmediate startRelocation packageJT4
New York, NY4 days ago$172k - $225.7k
...foundation to drive business value. The Security Applied Field Engineering (AFE) organization is at the forefront of this effort,... ...Management (IAM): Expertise in modern authentication/authorization protocols (OAuth 2.0, OpenID Connect) and implementing robust Role-Based...Flexible hoursSnowflake Computing
New York, NY2 days ago- ...Framework Ventures is searching for an experienced QA Engineer to join their team in the United States. In this role, you will be responsible... ...Selenium and Java for automation, and a background in network protocols. You will thrive in a dynamic environment with opportunities...
Framework Ventures
New York, NY5 days ago - ...Overview: QA Automation Engineer New York, NY - Hybrid - 3 Days Onsite and 2 Days Offsite About The Role: As our QA... ...routing logic, and execution workflows. Proficient in FIX protocol, Linux/Bash scripting, and SQL for data validation and system diagnostics...
Chicago Financial Search
New York, NY5 days ago
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