{"id":578115,"url":"https://alion.io/job/cyclad-senior-backend-ai-engineer","title":"Senior Backend & AI Engineer","company":{"id":895,"name":"Cyclad","domain":"cyclad.eu","url":"https://alion.io/company/cyclad","size_band":"51-200","is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitify","truth_index":{"grade":"B","score":77,"open_postings":103,"ghost_share":0.388,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":42,"computed_at":"2026-10-17T05:46:00Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Warsaw, Poland"],"countries":["PL"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":100,"max":130,"currency":"PLN","period":"hour","gross":false,"usd_annual":70000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon ECS","optional":false},{"name":"Amazon S3","optional":false},{"name":"AWS","optional":false},{"name":"AWS Glue","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"ETL/ELT","optional":false},{"name":"FastAPI","optional":false},{"name":"Git","optional":false},{"name":"LLM","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Rest API","optional":false},{"name":"Kubernetes","optional":true},{"name":"OpenTelemetry","optional":true}],"status":"live","first_seen_at":"2026-09-07T00:00:00Z","employer_posted_date":"2026-09-07","last_verified_at":"2026-10-17T18:31:32Z","board_verified":true,"closed_at":null,"days_open":40,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":40},"description":"At Cyclad, we work with top international IT companies to help them deliver cutting-edge technologies that shape the future. We are currently looking for an experienced Backend Developer to join an international team delivering modern backend and AI-powered solutions.\nIn this role, you will develop and maintain scalable backend applications using Python and FastAPI while working with AWS cloud services, ETL pipelines, Docker, and CI/CD practices. You will also contribute to AI/LLM-based applications, including RAG solutions, document analysis platforms, and chat interfaces, while collaborating with an international team to deliver high-quality, production-ready solutions.\nProject information:\nType of project: It services \nOffice location: Warszawa, Poland\nWork model: 100% Remote - occasional client office visits expected\nBudget: 100-130 PLN net/hour - B2B\nProject length: Long-term\nStart date: ASAP (depending on the candidate's availability)\nOnly candidates from Poland\nYour responsibilities:\nDevelop and maintain production-grade backend applications using Python\nDesign and implement REST APIs using FastAPI\nBuild scalable backend services and API-driven architectures\nIntegrate backend applications with external services and APIs\nDesign and implement ETL pipelines for data processing and transformation\nWork with PostgreSQL and relational databases\nApply data modeling fundamentals to support backend and data solutions\nDevelop and maintain containerized applications using Docker\nWork with AWS services including AWS Glue, AWS Batch, Amazon ECS, Amazon S3, and Amazon ECR\nImplement and maintain CI/CD pipelines and follow modern development practices\nContribute to cloud-native backend architectures and scalable solutions\nDevelop and maintain AI/LLM-based applications and services\nWork with LLM and RAG-based applications, document analysis platforms, and chat interfaces\nTroubleshoot, optimize, and enhance application performance\nCollaborate with developers, data engineers, architects, and business stakeholders\nManage code using Git and participate in code reviews\nRequirements:\nStrong professional experience in Python software engineering\nStrong hands-on experience with FastAPI and backend development\nExperience with REST API design and implementation\nGood understanding of backend application development and service integration\nExperience working with API-driven architectures\nHands-on experience designing and implementing ETL pipelines\nExperience with data processing and transformation\nGood knowledge of PostgreSQL or similar relational databases\nUnderstanding of data modeling fundamentals\nExperience with Docker and containerized application development\nGood knowledge of AWS cloud services, particularly AWS Glue, AWS Batch, Amazon ECS, Amazon S3, and Amazon ECR\nExperience with CI/CD and modern DevOps practices\nExperience developing and maintaining production-grade applications\nPractical experience working on AI/LLM projects\nExperience with LLM/RAG-based applications, document analysis, or chat interfaces\nUnderstanding of cloud-native architectures\nExcellent communication skills in English\nAbility to work independently and collaboratively in an international environment\nNice to have:\nExperience with Kubernetes and container orchestration\nKnowledge of OpenTelemetry and observability practices\nExperience with OAuth 2.0\nExperience 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