{"id":2444234,"url":"https://alion.io/job/mindbox-reactjs-developer","title":"ReactJS Developer","company":{"id":53456,"name":"Mindbox","domain":"mindboxgroup.com","url":"https://alion.io/company/mindbox","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Traffit","truth_index":{"grade":"A","score":88,"open_postings":74,"ghost_share":0,"stale_share":0.473,"repost_share":0.027,"time_to_fill_p50_days":53,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Frontend","role_family":"Frontend","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":46000,"max_usd":88000,"period":"year","method":"role_country_seniority_unknown","sample_n":117},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Claude Code","optional":false},{"name":"Copilot","optional":false},{"name":"Cursor","optional":false},{"name":"Radix UI","optional":false},{"name":"Recoil","optional":false},{"name":"Redux","optional":false},{"name":"shadcn/ui","optional":false},{"name":"State Management","optional":false},{"name":"Tailwind CSS","optional":false},{"name":"TypeScript","optional":false},{"name":"WebSockets","optional":false},{"name":"Zustand","optional":false},{"name":"Azure","optional":true},{"name":"JavaScript","optional":true},{"name":"OpenAI","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-10-13T12:46:39Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-16T03:07:30Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"At Mindboxwe connect top IT talents with technology projects for leading enterprises across Europe.\nYou will design and build a production React app with a rich, real-time chat experience using modern UI libraries and best practices. This is a greenfield opportunity to architect client-side state management, integrate streaming APIs, and deliver a high-quality user experience in a fast-evolving environment.\nSounds like your kind of challenge?\nResponsibilities\nFlexible cooperation model \nHybrid work setup - 6 days a month from the office in Kraków or Warszawa\nCollaborative team culture - work alongside experienced professionals eager to share knowledge \nContinuous development - access to training platforms and growth opportunities \nComprehensive benefits - including Interpolska Health Care, Multisport card, Warta Insurance, and more \nHigh quality equipment - laptop and essential software provided \nRequirements\nDevelop and optimize a React + TypeScript chat application for production delivery\nImplement real-time streaming UIs (WebSockets, SSE, etc.)\nUse Tailwind CSS and modern UI component systems like shadcn/ui or Radix UI\nManage complex client-side state with best practices for performance and scalability\nLeverage AI-assisted coding tools (Copilot, Cursor, Claude Code) to accelerate development\nCollaborate with the product team to design and iterate on a polished UI experience\nNote:Detailed project information will be shared during the recruitment process.\nBenefits\nRequired Skills\nStrong experience in React + TypeScript for production apps\nHands-on with Tailwind CSS and modern UI component libraries (e.g., Radix UI, shadcn/ui)\nProven background in building real-time streaming UIs\nExpertise in managing complex client-side state (Redux, Zustand, Recoil, etc.)\nComfortable using AI coding assistants as part of daily workflow\nNice to Have\nFamiliarity with Dynamics 365 / Dataverse (entities, activity types)\nExperience integrating streaming AI APIs (OpenAI, Azure OpenAI, SSE-based workflows)\nJoining this project you’llbecome part of Mindbox - a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. 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