{"id":2437878,"url":"https://alion.io/job/sonata-software-frontend-developer-react-typescript","title":"Frontend Developer React / TypeScript","company":{"id":5150,"name":"Sonata Software","domain":"sonata-software.com","url":"https://alion.io/company/sonata-software","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Frontend","role_family":"Frontend","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":["Pune, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Claude","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Git","optional":false},{"name":"JavaScript","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"TypeScript","optional":false},{"name":"WebSockets","optional":false},{"name":"AWS","optional":true},{"name":"MSW","optional":true},{"name":"ONNX Runtime","optional":true},{"name":"Playwright","optional":true},{"name":"pnpm","optional":true},{"name":"Snowflake","optional":true},{"name":"Vite","optional":true},{"name":"WebAssembly","optional":true},{"name":"WebGPU","optional":true},{"name":"Webpack","optional":true}],"status":"live","first_seen_at":"2026-10-13T09:25:00Z","employer_posted_date":null,"last_verified_at":"2026-10-13T09:25:00Z","board_verified":false,"closed_at":null,"days_open":3,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":3},"description":"Job Title: Frontend Developer – React / TypeScript\n\nLocation: Pune\n\nRoles And Responsibilities\n\nBuild and maintain scalable frontend applications using React.js, TypeScript, JavaScript, Hooks, Context API, and reusable component patterns.\nIntegrate frontend applications with REST APIs, WebSocket-based services, and real-time messaging platforms.\nContribute to the modernization and maintenance of existing frontend components, including legacy AngularJS applications where required.\nWork with modern frontend build tools, package managers, browser APIs, testing frameworks, and debugging tools.\nUse AI-assisted development tools such as Cursor, Claude, GitHub Copilot, or equivalent to accelerate development, testing, debugging, code reviews, and technical problem-solving.\nParticipate in technical design discussions, code reviews, troubleshooting, and continuous improvement of frontend engineering practices.\nTake ownership of features from design and development through testing, deployment, and production support.\n\nQualifications & Required Skills\n\n5–8 years of software development experience with strong hands-on expertise in React.js, TypeScript, and JavaScript.\nStrong understanding of frontend architecture, state management, asynchronous programming, browser APIs, and component design.\nExperience integrating frontend applications with REST APIs and real-time/WebSocket-based services.\nExperience with modern frontend build tooling, automated testing, Git-based development, and production troubleshooting.\nPractical experience using AI-assisted development tools in day-to-day engineering workflows.\nAbility to independently understand existing codebases and collaborate effectively with engineering and product teams.\nExcellent communication and problem-solving skills.\n\nMandatory Skills\n\nReact.js, TypeScript, and JavaScript.\nReact Hooks, Context API, state management, and reusable component design.\nREST API integration, asynchronous programming, and WebSocket-based communication.\nHands-on experience with AI-assisted development tools such as Cursor, Claude, or GitHub Copilot.\nFrontend build tools, Git, automated testing, debugging, and troubleshooting.\n\nGood To Have Skills\n\nExperience with Centrifugo or similar real-time messaging technologies.\nExperience maintaining or modernizing AngularJS applications.\nExposure to browser extensions, service workers, Playwright, MSW, pnpm, Vite, or Webpack.\nKnowledge of browser-based ML technologies such as ONNX Runtime Web, WebAssembly, or WebGPU.\nExperience developing AI-enabled features or integrating AI/ML models, LLMs, or AI services into production applications.\n\nAbout Sonata Software\n\nSonata Software is an AI-first modernization engineering company that helps enterprises transform legacy systems into intelligent, scalable business platforms. Powered by its Platformation™ framework and Harmoni.AI platform, Sonata delivers AI-led modernization across cloud, data, AI, Dynamics, test automation, and managed services. Headquartered in Bengaluru, India, Sonata has more than $1.2 billion in revenue and 6,400+ AI engineers supporting global delivery across regions including the US, UK, India, Malaysia, Mexico, Australia, DACH, and the Nordics. With deep partnerships across Microsoft, AWS, Salesforce, and Snowflake, Sonata helps Fortune 500 enterprises accelerate innovation, improve efficiency, and drive sustainable growth. For more information, please visit www.sonata-software.com .","description_format":"text","description_chars":3469,"description_truncated":false,"requirements":{"experience_years_min":5,"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":["IT Consulting & Digital Transformation","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-10-13T11:09:00Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":24,"reasons":["seen:2","velocity","win:early"],"computed_at":"2026-10-16T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/sonata-software-frontend-developer-react-typescript","json_url":"https://alion.io/job/sonata-software-frontend-developer-react-typescript.json","meta":{"generated_at":"2026-10-16T16:17:46Z","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":662,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-17T00:00:00Z"}},"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":5150},"rest":"https://alion.io/mcp/rest/get_company?id=5150"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsonata-software-frontend-developer-react-typescript"},{"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%2Fsonata-software-frontend-developer-react-typescript"},{"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%2Fsonata-software-frontend-developer-react-typescript"},{"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/sonata-software-frontend-developer-react-typescript\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsonata-software-frontend-developer-react-typescript"}]}