{"id":3576262,"url":"https://alion.io/job/softloft-senior-full-stack-developer-typescript-node-js-react-ai","title":"Senior Full Stack Developer (TypeScript / Node.js / React / AI)","company":{"id":4490147,"name":"Softloft","domain":"soft-loft.com","url":"https://alion.io/company/softloft-2","size_band":"11-50","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Ukraine"],"countries":["UA"],"hiring_countries":["UA"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Anthropic","optional":false},{"name":"Azure","optional":false},{"name":"LLM","optional":false},{"name":"Node JS","optional":false},{"name":"OpenAI","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"AI Agents","optional":true},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"Embeddings","optional":true},{"name":"Fastify","optional":true},{"name":"JavaScript","optional":true},{"name":"LangChain","optional":true},{"name":"LlamaIndex","optional":true},{"name":"Nest.JS","optional":true},{"name":"Next.js","optional":true},{"name":"Python","optional":true},{"name":"RAG","optional":true},{"name":"Vercel AI SDK","optional":true}],"status":"live","first_seen_at":"2026-10-31T21:41:30Z","employer_posted_date":null,"last_verified_at":"2026-10-31T21:41:30Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"We are looking for an experienced Senior Full Stack Developer with a strong backend focus, deep expertise in TypeScript and Node.js, solid hands-on experience with React, and practical experience building AI-powered applications.\n\nThe ideal candidate is a backend-oriented full-stack engineer who can design scalable backend systems, develop APIs and integrations, and contribute to frontend development using React.\n\nKey Responsibilities\n\nDesign, develop, and maintain scalable backend services using TypeScript and Node.js.\n\nBuild and optimize REST APIs, business logic, and third-party integrations.\n\nDevelop and maintain frontend features using React and TypeScript.\n\nDesign reliable, secure, and maintainable application architectures.\n\nIntegrate AI/LLM services such as OpenAI, Anthropic, or Azure OpenAI.\n\nBuild AI-powered features, intelligent workflows, and backend integrations.\n\nWork with databases, asynchronous processing, and application performance optimization.\n\nCollaborate with the team on technical decisions, code reviews, and architecture improvements.\n\nTake ownership of features from design to production.\n\nRequired Skills\n\n5+ years of professional software development experience.\n\nStrong TypeScript and Node.js expertise, with a primary focus on backend development.\n\nSolid hands-on experience with React and modern frontend development.\n\nStrong experience designing and building backend APIs, services, and integrations.\n\nPractical experience with AI/LLM integrations (OpenAI, Anthropic, Azure OpenAI, or similar).\n\nExperience with SQL or NoSQL databases.\n\nGood understanding of asynchronous programming, authentication, scalability, and software architecture.\n\nExperience delivering production-ready full-stack applications.\n\nAbility to work independently and take ownership of technical solutions.\n\nNice to Have\n\nExperience with Next.js.\n\nExperience with NestJS, Express, or Fastify.\n\nKnowledge of LangChain, Vercel AI SDK, or LlamaIndex.\n\nExperience with RAG, AI agents, embeddings, or vector databases.\n\nFamiliarity with Python-based AI services.\n\nExperience with cloud platforms, Docker, and CI/CD pipelines.\n\nIdeal Candidate\n\nA senior full-stack engineer with a backend-first mindset, strong TypeScript/Node.js expertise, solid React experience, and proven experience integrating AI/LLM capabilities into real-world applications.\n\nThe role involves both backend and frontend development, with the primary focus on backend architecture, services, APIs, and AI integrations.\n\nProject Details\n\nLocation: 100% Remote\n\nEngagement: Full-time \n\nStart: ASAP\n\nDuration: To be confirmed\n\nInterview Process: Fast-track","description_format":"text","description_chars":2639,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Ukraine","iso":"UA","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Commerce","Recruiting & 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