{"id":3881812,"url":"https://alion.io/job/upvanta-ai-developer-python-rag-genai","title":"AI Developer (Python / RAG / GenAI)","company":{"id":1332,"name":"Upvanta","domain":"upvanta.com","url":"https://alion.io/company/upvanta-sp-z-o-o","size_band":"51-200","is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":"contractor","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Kraków, Poland","Bydgoszcz, Poland","Warsaw, Poland","Wrocław, Poland","Gdańsk, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":1100,"max":1200,"currency":"PLN","period":"day","gross":null,"usd_annual":76750},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"AWS Bedrock","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"ElasticSearch","optional":false},{"name":"Git","optional":false},{"name":"LangChain","optional":false},{"name":"LlamaIndex","optional":false},{"name":"LLM","optional":false},{"name":"OpenAI","optional":false},{"name":"OpenSearch","optional":false},{"name":"pgvector","optional":false},{"name":"Pinecone","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"Qdrant","optional":false},{"name":"RAG","optional":false},{"name":"Semantic Kernel","optional":false},{"name":"Structured Outputs","optional":false},{"name":"Vertex AI","optional":false},{"name":"Weaviate","optional":false}],"status":"live","first_seen_at":"2026-11-06T15:09:32Z","employer_posted_date":null,"last_verified_at":"2026-11-06T15:09:32Z","board_verified":false,"closed_at":null,"days_open":1,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":1},"description":"Dołącz do zespołu rozwijającego kompetencje w obszarze Data & AI w międzynarodowej organizacji technologicznej!Dla naszego klienta poszukujemy AI Developera, który będzie uczestniczyć w projektowaniu, budowaniu i skalowaniu rozwiązań opartych na Generative AI oraz Large Language Models (LLM). Na tym stanowisku będziesz odpowiadać przede wszystkim za rozwój rozwiązań wykorzystujących architekturę Retrieval-Augmented Generation (RAG), integrację modeli językowych z korporacyjnymi źródłami wiedzy oraz tworzenie skalowalnych usług backendowych w Pythonie.\n\nZakres obowiązków\nProjektowanie i rozwój rozwiązań AI opartych na architekturze RAG, wykorzystujących modele LLM oraz korporacyjne źródła wiedzy.\nBudowanie pipeline'ów do przetwarzania dokumentów, obejmujących ingestion, parsing, chunking, embedding, indexing, retrieval, re-ranking i generowanie odpowiedzi.\nIntegracja modeli LLM z bazami wektorowymi, usługami wyszukiwania, API oraz systemami enterprise.\nOptymalizacja promptów, strategii wyszukiwania i zarządzania kontekstem w celu poprawy jakości odpowiedzi oraz ograniczenia halucynacji modeli.\nImplementacja mechanizmów ewaluacji i monitorowania jakości wyszukiwania, trafności odpowiedzi, zgodności ze źródłami, czasu odpowiedzi oraz kosztów.\nRozwój skalowalnych usług backendowych i API w Pythonie.\nImplementacja mechanizmów bezpieczeństwa, autoryzacji, cytowania oraz identyfikowalności źródeł informacji.\nWspółpraca z zespołami architektury, inżynierii, DevOps/MLOps oraz biznesem przy testowaniu, wdrażaniu i doskonaleniu rozwiązań.\nWymagania\nBardzo dobra znajomość Python oraz doświadczenie w tworzeniu produkcyjnych aplikacji backendowych i usług AI.\nPraktyczne doświadczenie z Generative AI i Large Language Models (LLM), w tym prompt engineering, context management i structured outputs.\nDoświadczenie w projektowaniu i implementacji rozwiązań RAG.\nDobra znajomość całego procesu RAG: przetwarzania dokumentów, chunkingu, embeddingów, indeksowania, wyszukiwania, re-rankingu i generowania odpowiedzi.\nDoświadczenie z co najmniej jedną platformą lub API LLM, np. Azure OpenAI, OpenAI API, AWS Bedrock lub Google Vertex AI.\nZnajomość frameworków do orkiestracji rozwiązań AI, np. LangChain, LlamaIndex, Semantic Kernel lub podobnych.\nDoświadczenie z bazami wektorowymi i wyszukiwaniem semantycznym, np. Azure AI Search, PostgreSQL/pgvector, Pinecone, Weaviate, Qdrant, Elasticsearch lub OpenSearch.\nZnajomość Git, testów automatycznych i nowoczesnych praktyk wytwarzania oprogramowania.\nPraktyczna znajomość Docker i konteneryzacji aplikacji.\nDoświadczenie z pipeline'ami CI/CD oraz wdrażaniem aplikacji w środowiskach chmurowych.\nJęzyk angielski na poziomie B2/C1 – wymagany.\n\nTech stack\nPython\nAI\nLLM\nRAG\nCA\nAPI\nAzure\nOpenAI\nAWS\nLangChain\nPostgreSQL\nElasticsearch\nGit\nDocker\nCI/CD","description_format":"text","description_chars":2805,"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":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Custom Software Development","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-11-06T18:21:45Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":23,"reasons":["seen:0","velocity","win:early"],"computed_at":"2026-11-07T05:47:08Z"},"pay":{"stated_usd_annual":76750,"is_top_pay":false},"html_url":"https://alion.io/job/upvanta-ai-developer-python-rag-genai","json_url":"https://alion.io/job/upvanta-ai-developer-python-rag-genai.json","meta":{"generated_at":"2026-11-07T17:26:17Z","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":25538,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-08T00:00:00Z"}},"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":1332},"rest":"https://alion.io/mcp/rest/get_company?id=1332"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fupvanta-ai-developer-python-rag-genai"},{"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%2Fupvanta-ai-developer-python-rag-genai"},{"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%2Fupvanta-ai-developer-python-rag-genai"},{"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/upvanta-ai-developer-python-rag-genai\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fupvanta-ai-developer-python-rag-genai"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3881812}},{"tool":"search_jobs","arguments":{"company":"upvanta.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3881812},"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. 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