{"id":2526790,"url":"https://alion.io/job/olx-backend-engineer-genai","title":"Backend Engineer - GenAI","company":{"id":445577,"name":"OLX","domain":"olx.com","url":"https://alion.io/company/olx-6","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":75,"open_postings":13,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Spain"],"countries":["ES"],"hiring_countries":["ES"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":40000,"max_usd":95000,"period":"year","method":"role_seniority_country_cell","sample_n":10},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GitLab CI","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"Kubernetes","optional":false},{"name":"Platform Engineering","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-04-23T09:42:40Z","employer_posted_date":"2026-04-23","last_verified_at":"2026-10-16T01:31:27Z","board_verified":true,"closed_at":null,"days_open":175,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":174},"description":"JOIN OLX GENAI PLATFORM ENGINEERING TEAM\nNote: This role is based in Spain.\nWe are looking for a mid-level Backend Engineer for our GenAI Platform team.\nAs part of the GenAI Platform team, you will help build the core capabilities that enable teams across the company to develop, integrate and scale products powered by Generative AI.\nWe utilize Python to develop scalable, cloud-native applications within a microservices architecture. Our services run on Kubernetes in AWS, with automated build and deployment pipelines managed through GitLab CI/CD.\nIf you're passionate about solving technical challenges and scaling cloud systems, we would love to hear from you!\nWhat we are looking for:\nSignificant professional experience in software development with Python (preferred), Java/Kotlin or Golang.\nExperience building and scaling large-scale web applications, with an economic mindset and the ability to design well-bounded, maintainable domain systems.\nStrong experience architecting and building Cloud Native solutions (experience with AWS is a plus!).\nExposure to and strong interest in AI/ML systems or GenAI tools/APIs.\nEagerness to understand how things work and embrace a \"you build it, you run it, you own it\" mindset.\nFocus on high-quality code, debugging, optimization and automation as key priorities.\nA team player who is open to discussions, cross-team collaboration and knowledge sharing.\nA problem solver who approaches challenges with both a technical and user-first mindset to build impactful solutions.\nWhat you will be doing:\nTaking part in planning, execution, monitoring, and completion of projects, ensuring timely delivery and adherence to quality standards.\nContributing to complex technical projects, ensuring robust, secure, and scalable software solutions.\nMentoring and guiding junior engineers, fostering a collaborative and productive work environment. 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