Full Stack Software Engineer - Web3 (SF)

About this role

<div class="content-intro"><p><strong>About Mesh</strong></p> <p>At Mesh, our mission is to enable consumers to pay and be paid with any asset. Today, trillions of dollars in tokenized assets exist but remain largely unusable for everyday commerce. Mesh is bridging this gap by making crypto payments reliable, useful, and ubiquitous. We combine a powerful orchestration engine with a seamless consumer app to unlock liquidity for the world. Backed by leading investors like PayPal Ventures, Paradigm, and Galaxy Ventures, we are building the infrastructure for the next era of the global economy. Join us!</p></div><p><strong>Overview</strong></p> <p><span class="_animating_6ta1u_10" data-newtext-seq="0">We are seeking a talented </span><span class="_animating_6ta1u_10" data-newtext-seq="26">and experienced Senior Software </span><span class="_animating_6ta1u_10" data-newtext-seq="58">Engineer (Web3) with a strong </span><span class="_animating_6ta1u_10" data-newtext-seq="88">background in building modern web </span><span class="_animating_6ta1u_10" data-newtext-seq="122">applications and scalable backend </span><span class="_animating_6ta1u_10" data-newtext-seq="156">systems. As a member of our team, you </span><span class="_animating_6ta1u_10" data-newtext-seq="194">will play a crucial role in designing, </span><span class="_animating_6ta1u_10" data-newtext-seq="233">developing, and maintaining our Web3 </span><span class="_animating_6ta1u_10" data-newtext-seq="270">payment infrastructure, including </span><span class="_animating_6ta1u_10" data-newtext-seq="304">integrating Web3 functionality such as </span><span class="_animating_6ta1u_10" data-newtext-seq="343">wallet connections, signing flows, and </span><span class="_animating_6ta1u_10" data-newtext-seq="382">on-chain/off-chain interactions. Mesh </span><span class="_animating_6ta1u_10" data-newtext-seq="420">is a global company with headquarters </span><span class="_animating_6ta1u_10" data-newtext-seq="458">in San Francisco, California. This </span><span class="_animating_6ta1u_10" data-newtext-seq="493">candidate will work closely with the </span><span class="_animating_6ta1u_10" data-newtext-seq="530">Engineering and Product teams spread </span><span class="_animating_6ta1u_10" data-newtext-seq="567">across North America, Europe, and </span><span class="_animating_6ta1u_10" data-newtext-seq="601">India.</span></p> <p><strong>What You'll Do</strong></p> <ul> <li>Design, build, and operate production-grade Web3 systems used by real customers and assets at scale.</li> <li>Own features end-to-end across frontend, backend, and on-chain components (with depth aligned to your strengths).</li> <li>Lead the design and implementation of complex workflows involving wallets, transactions, settlements, and orchestration.</li> <li>Partner closely with product, design, and external teams to turn ambiguous requirements into robust technical solutions.</li> <li>Improve system reliability, security, and performance across distributed and on-chain components.</li> <li>Mentor other engineers and contribute to engineering best practices, architecture reviews, and technical direction.</li> <li>Influence the roadmap, lead large-scale technical initiatives, and amplify impact across teams.<br><br></li> </ul> <p><strong>Who You Are</strong></p> <ul> <li>3-6 years of professional experience as a Full-stack Web3 Engineer with production experience across frontend, backend, and on-chain components, comfortable owning systems end-to-end.</li> <li>Hands-on experience with Web3 building blocks, such as wallet connectivity/integrations, dApp development, blockchain RPCs and indexing, and/or on-chain/off-chain payment & settlement flows.</li> <li>Familiar with DeFi primitives (e.g., DEXs, swaps, lending, trading platforms) and how they work in real systems.</li> <li>Experience with some combination of: <ul> <li>Modern frontend frameworks (e.g., TypeScript, React, Redux)</li> <li>Backend services and APIs (e.g., C#, Node.js, Go, Java, or similar)</li> <li>Smart contracts and on-chain interactions (e.g., Solidity)</li> <li>Bonus: hands-on experience with Solana Anchor programs, SVM smart contracts, or Solana Web3.js.</li> </ul> </li> <li>Strong understanding of the transaction lifecycle (signing, submission, execution) and a security-first mindset when designing Web3 systems.</li> <li>Solid fundamentals in building scalable, reliable, observable distributed systems (monitoring, logging, tracing, performance).</li> <li>Frontend-leaning or backend-leaning profiles are welcome, as long as you have shipped <span class="notion-enable-hover" data-token-index="1">Web3-enabled systems</span> in production and want to expand your scope over time.</li> </ul> <p>The annual base salary range for this role is $160,000-$190,000 in San Francisco and New York. The compensation range provided may span multiple career levels and will be narrowed during the…