{"id":3466439,"url":"https://alion.io/job/a-listware-middlesenior-full-stack-developer-net-core-react-ai","title":"Middle/Senior Full-Stack Developer (.NET Core / React / AI)","company":{"id":4485862,"name":"A-Listware","domain":"a-listware.com","url":"https://alion.io/company/a-listware","size_band":null,"is_staffing_agency":false,"employer_type":"direct","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":"Agile","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"C#","optional":false},{"name":"Claude","optional":false},{"name":"Copilot","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"GraphQL","optional":false},{"name":"PostgreSQL","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"Azure","optional":true},{"name":"Azure AKS","optional":true},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-10-12T12:55:44Z","employer_posted_date":null,"last_verified_at":"2026-10-12T12:55:44Z","board_verified":false,"closed_at":null,"days_open":19,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":19},"description":"Our Customer:\n\nOur client is a global technology company developing an advanced cloud platform for AI-powered voice communication. Their product enables organizations to build, integrate, and deploy intelligent voice services by combining modern AI technologies, large language models, and enterprise-grade communication infrastructure. The engineering team focuses on creating scalable, cloud-native SaaS solutions that process real-time interactions while maintaining high performance, reliability, and security.\nYour tasks:\n\nDesign and develop new product features across both backend and frontend components.\n\nBuild scalable backend services using modern .NET technologies.\n\nDevelop responsive Single Page Applications using the latest React ecosystem.\n\nDesign and integrate REST and GraphQL APIs.\n\nWork with relational and NoSQL databases while ensuring data consistency and performance.\n\nParticipate in designing microservices-based architecture and distributed systems.\n\nCollaborate with product managers, architects, and other engineers throughout the entire development lifecycle.\n\nLeverage AI-assisted development tools (such as Claude, GitHub Copilot, etc.) to improve productivity while maintaining full\n\nownership and understanding of the implementation.\n\nWrite clean, maintainable, and well-tested code following modern engineering best practices.\n\nContribute to architecture discussions, code reviews, and continuous product improvements.\nRequired experience and skills:\n\n3+ years of commercial experience in Full Stack development.\n\nStrong experience with modern C#, .NET Core, and ASP.NET Core.\n\nSolid hands-on experience with the latest versions of React, including Functional Components, Hooks, and modern state management.\n\nExperience building Single Page Applications (SPA).\n\nStrong knowledge of Entity Framework.\n\nExperience designing and developing microservices-based applications.\n\nPractical experience with REST APIs and GraphQL.\n\nExperience with SQL and NoSQL databases (SQL Server, PostgreSQL, MongoDB, or similar).\n\nGood understanding of asynchronous programming, distributed systems, and cloud-native application development.\n\nExperience using AI-assisted development tools (Claude, GitHub Copilot, or similar) as part of the software development workflow.\n\nAbility to explain architectural decisions, coding approaches, and engineering best practices independently, without relying solely on AI-generated code.\n\nStrong analytical thinking, problem-solving skills, and ownership mindset.\n\nExperience working in Agile development environments.\n\nUpper-Intermediate (B2) or higher level of English.\nWould be a plus:\n\nExperience with Docker and CI/CD pipelines.\n\nExperience with Azure and Azure Kubernetes Service (AKS).\n\nKnowledge of cloud-native SaaS architecture.\n\nExperience with high-load or real-time communication systems.\n\nFamiliarity with modern software architecture patterns and system design.\n\nExperience participating in technical design discussions and architectural decision-making.","description_format":"text","description_chars":3023,"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":["Artificial Intelligence","Information Technology","Professional Services","Software"],"lifecycle":[{"event":"open","at":"2026-10-29T15:24:45Z"}],"visa":[],"liveness":{"score":62,"band":"ok","label":"Likely open","p_open":0.85,"p_active":0.814,"p_room":0.9,"age_days":18,"expected_fill_days":29,"reasons":["seen:18","velocity","win:mid"],"computed_at":"2026-10-31T05:58:55Z"},"pay":null,"html_url":"https://alion.io/job/a-listware-middlesenior-full-stack-developer-net-core-react-ai","json_url":"https://alion.io/job/a-listware-middlesenior-full-stack-developer-net-core-react-ai.json","meta":{"generated_at":"2026-10-31T16:18:27Z","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":25453,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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":4485862},"rest":"https://alion.io/mcp/rest/get_company?id=4485862"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fa-listware-middlesenior-full-stack-developer-net-core-react-ai"},{"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%2Fa-listware-middlesenior-full-stack-developer-net-core-react-ai"},{"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%2Fa-listware-middlesenior-full-stack-developer-net-core-react-ai"},{"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/a-listware-middlesenior-full-stack-developer-net-core-react-ai\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fa-listware-middlesenior-full-stack-developer-net-core-react-ai"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3466439}},{"tool":"search_jobs","arguments":{"company":"a-listware.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3466439},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}