{"id":2495696,"url":"https://alion.io/job/mantra-chain-senior-web3-frontend-developer","title":"Senior Web3 Frontend Developer","company":{"id":1781443,"name":"MANTRA Chain","domain":"mantrachain.io","url":"https://alion.io/company/mantrachain","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"B","score":75,"open_postings":5,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Web3","role_family":"Web3","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hong Kong"],"countries":["HK"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":87000,"max_usd":147000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":27},"experience_years_min":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Cosmos","optional":false},{"name":"Cosmos SDK","optional":false},{"name":"MetaMask","optional":false},{"name":"Next.js","optional":false},{"name":"React.js","optional":false},{"name":"Reown","optional":false},{"name":"Smart Contracts","optional":false},{"name":"Storybook","optional":false},{"name":"Tailwind CSS","optional":false},{"name":"Token Standards","optional":false},{"name":"TypeScript","optional":false},{"name":"CI/CD","optional":true},{"name":"DeFi","optional":true},{"name":"Go","optional":true},{"name":"gRPC","optional":true},{"name":"JavaScript","optional":true},{"name":"NFT","optional":true},{"name":"Solidity","optional":true},{"name":"Staking","optional":true},{"name":"The Graph","optional":true},{"name":"Trunk-Based Development","optional":true}],"status":"live","first_seen_at":"2025-10-31T00:00:00Z","employer_posted_date":"2025-10-31","last_verified_at":"2026-10-16T19:55:27Z","board_verified":true,"closed_at":null,"days_open":350,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":350},"description":"About MANTRA\nMANTRA is an EVM-compatible Layer 1 blockchain purpose-built for real-world assets, with native support for regulatory compliance. As a permissionless chain, MANTRA empowers developers and institutions to participate in the growing RWA tokenization space through advanced modular technology, compliance-ready features, and cross-chain interoperability.\n“Permissionless blockchain for permissioned applications”\nMANTRA holds a Virtual Asset Service Provider (VASP) license from Dubai’s Virtual Assets Regulatory Authority (VARA) to operate as a Virtual Asset Exchange and provide broker-dealer, management, and investment services.\nOur work culture is intense and isn’t for everyone. Here’s the deal: we need hardcore builders, grinders who live for the hustle, ready to put in 60+ hours a week to make MANTRA industry-leading.\nWe are a winning team, and have high expectations for performance and delivering results. If you’re the type who thrives in driving innovation with relentless focus, this is your shot.\nJoin us, grind with us, and let’s build the future of crypto.\nThe Role\nWe’re looking for a highly skilled Senior Web3 Frontend Engineer to join our growing team and take a leading role in building the next generation of decentralized applications and blockchain user experiences. In this role, you will drive the architecture, development, and optimization of responsive, high-performance web interfaces that connect users seamlessly to our blockchain ecosystem.\nYou’ll work closely with product managers, designers, and smart contract engineers to craft intuitive, reliable, and secure dApps that can scale to millions of users. As a senior member of the team, you’ll set the technical direction for frontend architecture, champion best practices in performance and security, and be hands-on in delivering production-grade Web3 products. Your work will help shape how users interact with decentralized finance and the broader MANTRA ecosystem.\nKey Responsibilities\nBe an independent thinker - challenge assumptions, propose new solutions, and push for technical excellence.\nTake full ownership and autonomy in building features that directly contribute to the company’s success.\nLead by example - influence architectural direction and help define long-term technical strategy.\nArchitect, build, and maintain highly responsive and user-friendly Web3 interfaces.\nCollaborate with designers to deliver pixel-perfect UI with strong UX principles.\nOwn the full frontend development lifecycle: from design handoff to production deployment.\nReview code, mentor junior developers, and contribute to improving engineering best practices.\nWhat We’re Looking For\n4+ years of professional frontend development experience.\n2+ years of experience building Web3 or blockchain dApps.\nStrong proficiency in React, Next.js, TypeScript, and Tailwind CSS (or similar modern stack).\nSolid understanding of wallet connections and transaction flows (e.g., MetaMask, WalletConnect, Keplr, Cosmostation, etc.).\nFamiliar with Storybook for building and documenting UI components.\nFamiliar with different ERC token standards (e.g., ERC-20, ERC-721, ERC-1155, ERC-4626).\nFamiliarity with EVM or Cosmos SDK ecosystems.\nDeep understanding of frontend performance, state management, and code quality.\nExcellent problem-solving and communication skills.\nComfortable working in fast-paced, startup-style environments.\nNice to Have\nExperience with wagmi, viem, or cosmos-kit.\nUnderstanding of The Graph / Subgraph, Cosmos gRPC / LCD, or similar data indexers.\nKnowledge of Solidity and basic smart contract patterns.\nFamiliarity with trunk-based development workflows (CI/CD pipelines, short-lived branches, continuous integration).\nKnowledge of DeFi, staking, or NFT use cases.\nContributions to open-source projects.\nPassion for crypto, 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