{"id":1525488,"url":"https://alion.io/job/sigma-software-group-middle-python-developer-ml","title":"Middle Python Developer (ML)","company":{"id":6266,"name":"Sigma Software Group","domain":"sigma.software","url":"https://alion.io/company/sigma-software-group","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"middle","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":["PL"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":44000,"max_usd":93000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":20},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Embeddings","optional":false},{"name":"Hybrid Search","optional":false},{"name":"Knowledge Graph","optional":false},{"name":"LLM","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false}],"status":"live","first_seen_at":"2026-09-29T15:00:23Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-04T22:16:52Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"You will join one of two AI initiatives: ChatCPI, an LLM-powered assistant for intelligent search and question answering over large technical documentation, or a Knowledge Graph Platform focused on structuring and connecting enterprise information for AI-driven use cases.\nCUSTOMER\nOur Customer is a leading Swedish telecommunications company recognized for delivering innovative large-scale technology solutions across complex infrastructure environments. The company operates internationally, serving millions of users and working with global technology leaders to drive digital transformation in the telecommunications industry.\nPROJECT\nYou will join one of two AI initiatives: ChatCPI, an LLM-powered assistant for intelligent search and question answering over large technical documentation, or a Knowledge Graph Platform focused on structuring and connecting enterprise information for AI-driven use cases.\nTechnologies: Python, LLMs, RAG, vector embeddings, hybrid search, knowledge graphs.\n Design and implement LLM-based features and RAG pipelines from data ingestion to answer generation\nBuild and optimize retrieval using vector embeddings and hybrid semantic and keyword search\nProcess, clean, and structure source information to improve the accuracy and relevance of AI-generated output\nEvaluate model quality, experiment with new approaches, and bring proven solutions into production\nWork closely with the team to integrate AI components into the wider platform\nOwn changes end-to-end, including design, implementation, testing, and deployment\nWork independently while proactively communicating blockers, scope questions, and technical trade-offs\n 3+ years of commercial software development experience\n2+ years of experience working on AI/ML projects\nGood Python skills with hands-on implementation experience\nPractical experience with LLMs and modern AI technologies\nPractical experience with RAG architecture, vector embeddings, and hybrid search\nExperience with information processing aimed at improving AI quality, including data preparation, chunking, metadata enrichment, and relevance tuning\nAbility to work independently and take ownership of tasks from design through deployment\nUpper-Intermediate English\nWILL BE A PLUS\nExperience with knowledge graphs or graph databases\nBackground in the telecommunications domain","description_format":"text","description_chars":2341,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Swedish","level":"All levels","optional":false},{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":[],"hiring_locations":[{"name":"Poland","iso":"PL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","IT Outsourcing & Dedicated Teams","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-09-30T13:54:29Z"}],"visa":[],"liveness":{"score":87,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.866,"p_room":1,"age_days":4,"expected_fill_days":29,"reasons":["conf:0","velocity","win:early"],"computed_at":"2026-10-04T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/sigma-software-group-middle-python-developer-ml","json_url":"https://alion.io/job/sigma-software-group-middle-python-developer-ml.json","meta":{"generated_at":"2026-10-05T00:43:28Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":900,"day_limit":5000,"remaining_today":4100,"minute_limit":60,"resets_at":"2026-10-06T00:00:00Z"}}}