{"id":3151497,"url":"https://alion.io/job/mai-labs-senior-frontend-engineer-web3-js","title":"Senior Frontend Engineer - Web3.js","company":{"id":9460,"name":"Mai Labs","domain":"mai.io","url":"https://alion.io/company/mai-labs","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Web3","role_family":"Web3","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Noida, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":23000,"max_usd":40000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":37},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ethers.js","optional":false},{"name":"JavaScript","optional":false},{"name":"Next.js","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Smart Contracts","optional":false},{"name":"TypeScript","optional":false},{"name":"Web3.js","optional":false},{"name":"WebSockets","optional":false},{"name":"Ethereum","optional":true}],"status":"live","first_seen_at":"2026-10-23T11:05:11Z","employer_posted_date":null,"last_verified_at":"2026-10-23T11:05:11Z","board_verified":false,"closed_at":null,"days_open":3,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":3},"description":"Senior Frontend Engineer - STOEX India\n\nWe are hiring a hands-on frontend engineer to build fast, secure trading experiences and integrate live market data, wallets and blockchain infrastructure - from pixel-perfect UI to production delivery.\n\nWHO WE ARE\n\nSTOEX is building a technology-driven marketplace for tokenised real-world assets (RWAs). India's next-generation wealth accumulation & ownership platform for the retail investor - trusted, transparent, and accessible, distributed at scale.\n\nTHE ROLE\n\nOwn the frontend architecture and delivery of STOEX's trading terminal, investor journeys and digital-asset interactions. Build reusable interfaces that handle real-time data, complex financial workflows and Web3 transactions reliably at scale.\n\nKEY RESPONSIBILITIES\n\n- Trading Interfaces: Build responsive trading terminals, dashboards, order books and transaction views with React.js, Next.js and TypeScript.\n\n- Real-Time Data: Integrate WebSockets and event streams for live prices, orders, portfolio updates and transaction status.\n\n- Web3 & Wallets: Integrate blockchain wallets, signing flows and smart contracts using ethers.js, Web3.js or viem.\n\n- Frontend Architecture: Build reusable components within established design systems; implement accessible, pixel-perfect UI.\n\n- Performance & Security: Optimise rendering, data throughput, loading and responsiveness; apply secure session handling.\n\n- APIs & Integrations: Connect trading, onboarding, KYC, wallet and settlement APIs.\n\n- End-to-End Delivery: Collaborate with product, UX, backend and blockchain engineers; own testing, release readiness and production fixes.\n\nCANDIDATE PROFILE :\n\n- 6+ years of frontend engineering with strong hands-on React.js, Next.js, JavaScript and TypeScript.\n\n- Production Web3 experience with ethers.js/Web3.js/viem, wallet connectivity, contract interactions and transaction flows.\n\n- Experience with real-time dashboards, WebSockets, streaming data and complex, high-frequency UI updates.\n\n- Strong state management, component architecture, REST API integration, caching, performance tuning and testing.\n\n- Trading, exchange, fintech, digital-asset or RWA tokenisation product experience strongly preferred.\n\n- B.Tech/B.E in Computer Science or related discipline, or equivalent relevant experience.\n\nLocation: Noida (WFO; hybrid may be considered)\n\nHiring process: 3 - 4 rounds - Function, HR & Senior leaders\nSkills\nReact.js, Next.js, TypeScript, Javascript, Web3.js, WebSockets","description_format":"text","description_chars":2486,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","Blockchain Infrastructure","Crypto Exchanges"],"lifecycle":[{"event":"open","at":"2026-10-23T12:29:10Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":3,"expected_fill_days":28,"reasons":["seen:3","velocity","win:early"],"computed_at":"2026-10-27T05:46:45Z"},"pay":null,"html_url":"https://alion.io/job/mai-labs-senior-frontend-engineer-web3-js","json_url":"https://alion.io/job/mai-labs-senior-frontend-engineer-web3-js.json","meta":{"generated_at":"2026-10-27T06:30:55Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":6666,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-28T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":9460},"rest":"https://alion.io/mcp/rest/get_company?id=9460"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmai-labs-senior-frontend-engineer-web3-js"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmai-labs-senior-frontend-engineer-web3-js"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmai-labs-senior-frontend-engineer-web3-js"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/mai-labs-senior-frontend-engineer-web3-js\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmai-labs-senior-frontend-engineer-web3-js"}]}