{"id":2120550,"url":"https://alion.io/job/criteo-senior-fullstack-software-engineer","title":"Senior Fullstack Software Engineer","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":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"ASP.NET Core","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-09-29T00:00:00Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-10-12T13:11:14Z","board_verified":true,"closed_at":null,"days_open":13,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":13},"description":"What You'll Do:\nCRITEO is looking for Fullstack Software Engineers to join our amazing Product Engineering team in Bucharest!\nAre you passionate about building applications that make life easier for developers and end-users alike? At Criteo, we’re looking for someone who thrives in collaborative environments, loves solving complex problems, and is excited about shaping the future of APIs.\nYour main responsibilities :\nPartner with Product teams, R&D colleagues, and our API Guild to design APIs that truly make an impact.\n\nCollaborate with UI/UX experts to create user-friendly, accessible interfaces.\n\nImplement and test applications with unit, integration, and end-to-end testing to ensure reliability.\n\nReview code with your teammates to maintain high standards and long-lasting quality.\n\nWork closely with multicultural R&D teams to connect client-facing applications with the rest of Criteo’s systems.\n\nContinuously deploy applications, keeping our systems agile and responsive.\n\nBring fresh ideas from meetups and conferences to strengthen our frameworks, libraries, and best practices in testing and CI/CD.\n\nOur current tech stack includes C#/ASP.NET Core on the back end and Angular on the front end\n\nWho You Are:\nYou believe APIs are the backbone of modern technology.\nYou care deeply about Developer Experience and want your work to empower other developers.\nYou have at least 7 years of experience working on large, complex systems.\nYou’re skilled in Object-Oriented Programming (C#, Python, C++, Java) and/or front-end development with JavaScript, Angular, or React. \nYou love reusability and enjoy making complex things simple.\nYou’re curious about new technologies and may even explore them through personal projects.\nYou bring a positive, collaborative mindset and a “can-do” attitude to challenges.\nYou thrive in Agile environments and are passionate about delivering high-quality code.\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":3495,"description_truncated":false,"requirements":{"experience_years_min":7,"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":"2026-10-08T23:57:27Z"}],"visa":[],"liveness":{"score":77,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":0.9,"age_days":13,"expected_fill_days":28,"reasons":["conf:1","velocity","win:mid"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/criteo-senior-fullstack-software-engineer","json_url":"https://alion.io/job/criteo-senior-fullstack-software-engineer.json","meta":{"generated_at":"2026-10-12T15:42:51Z","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":24761,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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-fullstack-software-engineer"},{"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-fullstack-software-engineer"},{"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-fullstack-software-engineer"},{"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-fullstack-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcriteo-senior-fullstack-software-engineer"}]}