{"id":2169224,"url":"https://alion.io/job/criteo-senior-backend-developer","title":"Senior Backend Developer","company":{"id":52884,"name":"Criteo","domain":"criteo.com","url":"https://alion.io/company/criteo","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":75,"open_postings":7,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bucharest, Romania"],"countries":["RO"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":40000,"max_usd":77000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":11},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Python","optional":false},{"name":"Angular","optional":true},{"name":"Scala","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-09T11:25:35Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-12T23:32:59Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"What You'll Do:\nWhat's the Core Product Component group?\nThe Core Product Component group, composed of seven agile and human-sized teams that deliver reusable business components that power and accelerate Criteo’s product solutions, ensuring consistency, reliability, and speed across the platform.\nHow You'll Make An Impact\nAs a Software Engineer in the Commerce Properties team at Criteo, you’ll shape how companies integrate their e-commerce properties (e.g., tracking events) with Criteo. You’ll evolve our real-time events ingestion back-end with a focus on scalability, low latency, and reliability, and you’ll help imagine, design, and implement user flows that reduce client integration time by leveraging AI for guided setup, auto-validation, and just-in-time assistance.\nWhat You’ll Do\nBuild new capabilities and maintain our high-throughput events collection back-end, one of Criteo’s largest data pipelines by volume.\n\nPartner with Product and Program to deliver fit-for-purpose architecture and reusable components across platforms.\n\nDesign, implement, and ship back-end features end-to-end with strong testing and observability.\n\nHelp build web applications when needed, including AI-assisted flows for configuration, validation, and troubleshooting.\n\nCollaborate with multi-cultural R&D teams and Internal IT to ensure robust integrations between client-facing apps and Criteo systems.\n\nOwn stability, usability, and continuous delivery, raising the bar on reliability and developer experience.\n\nPromote a strong engineering culture focused on quality, testing, and modern CI/CD; bring insights from meetups and conferences to keep our stack state-of-the-art.\n\nTechnical environment: C#, Java, Scala, Angular, TypeScript\nWho You Are:\nYou have experience building, maintaining, and evolving large-scale applications.\n\nYou care deeply about high-throughput systems and prioritize reliability, performance, and scalability in your work.\n\nYou’re skilled at making complex problems simple and solvable.\n\nYou stay curious about new technologies and adopt proven design and engineering best practices.\n\nYou bring a can-do, collaborative mindset and approach problems with positivity and ownership.\n\nYou have experience in Agile teams and are passionate about shipping high-quality, well-tested code.\n\nBonus\nYou have experience in full-stack development with modern JavaScript and in building web services in C#, Java, or Python.\n\nYou contribute to Product and UX discussions, turning customer needs into simple, intuitive solutions, and you apply AI where it clearly improves outcomes.\n\nWe acknowledge that many candidates may not meet every single role requirement listed above. If your experience looks a little different from our requirements but you believe that you can still bring value to the role, we’d love to see your application!\nWho We Are:\nWe’re Criteo, the Commerce Intelligence Platform. Criteo helps businesses turn shopper signals into commerce outcomes while delivering more relevant experiences for shoppers. We use proprietary commerce intelligence and AI decisioning to drive relevance for shoppers and performance for businesses.\nAt Criteo, our culture is as unique as it is diverse. From our offices across the globe or from the comfort of home, our 3,600 Criteos collaborate together to build an open, impactful, and forward-thinking environment.\nWe foster a workplace where everyone is valued, and employment decisions are based solely on skills, qualifications, and business needs-never on non-job-related factors or legally protected characteristics.\nWhat We Offer:\nWays of working - Our hybrid model blends home with in-office experiences, making space for both.\nGrow with us - Learning, mentorship & career development programs.\nYour wellbeing matters - Health benefits, wellness perks & mental health support.\nA team that cares - Diverse, inclusive, and globally connected.\nFair pay & perks - Attractive salary, with performance-based rewards and family-friendly policies, plus the potential for equity depending on role and level.\nAdditionalbenefits may vary depending on the country where you work and the nature of your employment with Criteo.","description_format":"text","description_chars":4184,"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":["Equity"],"hiring_locations":[{"name":"Romania","iso":"RO","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Commerce"],"lifecycle":[{"event":"open","at":"2026-10-09T11:25:35Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":28,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/criteo-senior-backend-developer","json_url":"https://alion.io/job/criteo-senior-backend-developer.json","meta":{"generated_at":"2026-10-13T05:48:24Z","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":8963,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":52884},"rest":"https://alion.io/mcp/rest/get_company?id=52884"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcriteo-senior-backend-developer"},{"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%2Fcriteo-senior-backend-developer"},{"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%2Fcriteo-senior-backend-developer"},{"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/criteo-senior-backend-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcriteo-senior-backend-developer"}]}