This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more. Role Description Temporal is hiring a Solana Engineer with deep expertise in Rust and trading. In this role, you’ll work on writing highly efficient programs and high frequency trading strategies. - Design, implement, and maintain core programs and trading strategies on Solana - Architect upgradeable Solana programs using robust account models - Optimize contracts for compute unit efficiency and high throughput Qualifications - Deep experience writing production Solana programs - Strong expertise in Rust - Deep understanding of Solana’s account model, PDAs, and program architecture - Experience optimizing compute units - Strong understanding of market making and trading systems Requirements - Familiarity with Pinocchio, Assembly, and low-level Solana program design - Experience working on high-performance or latency-sensitive systems Benefits - $200,000–$300,000 base salary - Equity package - Discretionary bonus Company Description Temporal is a Solana native Research & Development firm. We have been at the bottom of the Solana trenches for years working on open source code alongside core teams, developing on chain products, and running some of the highest performing validators. Our team has deep experience in high frequency trading and low latency systems.

Dragonfly is a crypto-native Venture Capital and research firm with $4B+ in assets under management and 160+ portfolio companies (see list). Our Talent team supports the recruiting efforts of the companies in our portfolio by connecting them with talented candidates. We have multiple companies actively hiring Protocol Engineers at different levels and in various specializations. This is not a listing for an internal role at Dragonfly. This posting is to connect you directly with one or more of the companies in our portfolio that are actively hiring Protocol Engineers. If this description doesn’t match your background exactly, but you’re an engineer excited about crypto, we encourage you to apply—we may have other opportunities that are a better fit. What We’re Looking For: - Deep experience building and deploying blockchain protocols or decentralized systems at scale. - Strong proficiency in Rust, Go, or other systems-level languages. - Experience with blockchain architecture, cryptographic primitives, or consensus algorithms. - Familiarity with smart contract development (CosmWasm, Solidity, or similar frameworks). - Interest or experience in open-source contributions, blockchain security, or crypto-native research. About the role(s): Depending on the team, you could be - Designing and shipping new blockchain protocols focused on scalability, security, and decentralization. - Conducting crypto and protocol research, exploring advanced cryptography, zero-knowledge proofs, and novel consensus mechanisms. - Building cross-chain interoperability solutions, enabling seamless communication between different blockchains. - Improving and upgrading existing protocols, contributing directly to live, high-impact blockchain ecosystems. - Collaborating on open-source initiatives, working closely with crypto-native communities to push the space forward. Even if you don’t match every point above but are a seasoned engineer passionate about crypto, we encourage you to apply. There may be other opportunities that fit your skill set. Process: - We’ll confidentially match you with portfolio companies aligned with your background, skill set, and interests. - If mutual interest exists between you and a team, we’ll facilitate a warm introduction. - If there isn’t a match today, we’ll keep you top of mind for future opportunities. Our portfolio companies are globally distributed and hire for remote, hybrid, and in-person roles worldwide. They’re building across the entire crypto ecosystem—including DeFi, CeFi, infrastructure, L1s and L2s, creator/consumer applications, NFTs, ZK, Crypto x AI, and more. All candidate submissions are strictly confidential. Submit your information below, and we’ll be in touch if there’s a potential fit.

Dragonfly is a crypto-native Venture Capital and research firm with $4B+ in assets under management and 160+ portfolio companies (see list). Our Talent team supports the recruiting efforts of the companies in our portfolio by connecting them with talented candidates. We have multiple companies actively hiring for Senior Staff and Principal Engineers across different domains—including protocol, infrastructure, full-stack, and developer tooling. This is not a listing for an internal role at Dragonfly. This posting is to connect you directly with one or more companies in our portfolio that are actively hiring Staff+- level engineers. If this description doesn’t match your background exactly, but you’re a senior crypto-native engineer, we encourage you to apply—we may have other opportunities that are a better fit. What We’re Looking For: - 7+ years of software engineering experience, with at least 2+ years at the Staff or Principal level - Proven track record of building and shipping crypto-native systems—whether protocols, infra, or full-stack products - Deep expertise in system design, distributed systems, and production-grade architecture - Experience mentoring engineers and leading cross-functional technical initiatives - Strong comfort operating in high-ambiguity, fast-paced startup environments - Bonus: contributed to open-source crypto projects or participated in core protocol engineering About the Role(s): Depending on the team, you could be: - Leading architecture and implementation of a new L1/L2, on-chain product, or zero-knowledge protocol - Building developer platforms, staking infra, or MEV-aware systems at scale - Driving technical strategy and roadmap for teams shipping complex crypto systems - Mentoring engineers and establishing an engineering culture at the earliest stages - Working directly with founders and research teams to push forward novel mechanisms or primitives Even if you don’t match every point above but are a Staff-level engineer with real crypto experience, we encourage you to apply. There may be other opportunities that fit your skill set. Process: - We’ll confidentially match you with portfolio companies aligned with your background, skill set, and interests. - If mutual interest exists between you and a team, we’ll facilitate a warm introduction. - If there isn’t a match today, we’ll keep you top of mind for future opportunities. - All candidate submissions are strictly confidential. Our portfolio companies are globally distributed and hire for remote, hybrid, and in-person roles worldwide. They’re building across the entire crypto ecosystem, including DeFi, CeFi, infrastructure, L1s and L2s, creator/consumer applications, NFTs, ZK, Crypto x AI, and more. Submit your information below, and we’ll be in touch if there’s a potential fit.

• Perform design reviews, threat modeling and code reviews of upcoming features and products. • Identify top product risk areas and lead risk-reduction initiatives with cross-functional teams. • Improve and/or automate existing processes to increase efficiency, utilizing agentic/AI tooling. • Create monitoring solutions to ensure identified risks remain at acceptable levels for Coinbase. • Participate in the team on-call rotation to support engineering teams through timely design consultations, vulnerability analysis, bug fix verification, etc. • Publish blogs and give talks (internal and external) on newfound vulnerabilities, incident investigations, unique integration risks, and related topics