{"id":3150844,"url":"https://alion.io/job/kleinanzeigen-com-ai-engineer","title":"AI Engineer","company":{"id":2949074,"name":"Kleinanzeigen.com","domain":"kleinanzeigen.com","url":"https://alion.io/company/kleinanzeigen-com","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":true,"listed_via":null,"ats_vendor":"HiBob","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":47000,"max_usd":115000,"period":"year","method":"role_country_seniority_unknown","sample_n":32},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"LangGraph","optional":false},{"name":"Machine Learning","optional":false},{"name":"Multi-Agent Systems","optional":false},{"name":"Python","optional":false},{"name":"Scrum","optional":false},{"name":"Agentic Workflows","optional":true},{"name":"LangChain","optional":true},{"name":"SQL","optional":true}],"status":"live","first_seen_at":"2026-10-23T08:59:07Z","employer_posted_date":"2026-10-23","last_verified_at":"2026-10-23T21:26:59Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Kleinanzeigen reaches 36M+ monthly users and is Germany’s leading online classifieds market. We are a sustainability-focused platform where you won't just write code; you will power the services that bridge our high-traffic backend with seamless user experiences.We are looking for an AI engineer proficient in Python, AWS, and GenAI frameworks to bridge the gap between business needs and production-grade solutions, while upholding high standards of software quality and AI ethics.\nResponsibilities\nMain responsibilities will be:Have experience applying machine learning methods (including deep learning) to:Develop solutions to address impactful business needs.\nAssure quality and robustness of AI system outputs.\nWork with other team members to help productionize end-to-end ML solutions. \n\nExperience in designing, building, and deploying intelligent AI agents and multi-agent systems using frameworks like LangGraph.\nDemonstrate a robust ethical framework and critical thinking skills when developing, implementing, or utilizing AI technologies.\nExperience in applying Generative AI technologies to solve business problems, while demonstrating a thorough understanding of its associated risks.\nProficiency in Python with ability to translate ideas into prototypes.\nExperience working in cloud environment (e.g. AWS)\nExperience with Agile philosophies (e.g. Scrum) and project management tools (e.g.: JIRA).\nHave strong interpersonal communication skills to:Engage with stakeholders and understand business requirements.\nCommunicate effectively with non-technical audiences.\n\nStay current with the latest advancements in Artificial Intelligence.\nNice to HaveBackend Engineering Background: Prior hands-on experience in software engineering and backend development (e.g., building robust APIs, microservices architecture, serverless systems, and managing database integrations like SQL/NoSQL or vector databases).\nSystem Design: Understanding of distributed systems, high-availability architecture, and design patterns that support performant production application infrastructure.\nRequirements\nAs an experienced AI Engineer, you will:Understand user needs and business opportunities and identify where Artificial Intelligence (including GenAI) can bring the greatest impact.\nDesign, build and deploy AI systems and agentic workflows.\nContribute to the implementation of the AI strategy and roadmap for the company.\nShare your knowledge with your colleagues to boost artificial intelligence in Adevinta and strengthen our AI community.\nBenefits\nAt Kleinanzeigen, we care about our people - their wellbeing, growth, and life beyond work. Our benefits are designed to support you holistically, giving you flexibility and opportunities to thrive.Flexibility\n26 business days of paid annual holidays\n20 days “work from anywhere”\nFlexible working time (hybrid)\nPaid additional parental leave for both parents\nExtra paid days off for special occasions (e.g. your wedding or a move)\n Wellbeing & SupportPrivate health insurance\nGym Pass (may cover up to 70% of gym membership fees) \n40€ per month as a remote working allowance. \n Growth & DevelopmentLearning opportunities to grow your skills and career\nA unique position in an international and dynamic environment\nA flat, collaborative culture where your feedback actively shapes our processes\n Perks & Everyday BenefitsCompetitive compensation package (Base salary + annual bonus)\nFlexible Remuneration Program (tax-efficient options for transport, restaurant vouchers and childcare)\nCorporate benefits and exclusive discounts\nAn attractive referral program\nKleinanzeigen is an equal opportunity employer that values diversity and inclusion. 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