{"id":3297311,"url":"https://alion.io/job/spark-hire-recruit-fullstack-engineer-adtech","title":"Fullstack Engineer / AdTech","company":{"id":1764008,"name":"Comeet","domain":"comeet.com","url":"https://alion.io/company/comeet-com","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Comeet","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","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":["Kyiv, Ukraine"],"countries":["UA"],"hiring_countries":["IL"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"JavaScript","optional":false},{"name":"Node JS","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"Apache Kafka","optional":true},{"name":"AWS","optional":true},{"name":"ClickHouse","optional":true},{"name":"Cloudflare","optional":true},{"name":"FastAPI","optional":true},{"name":"GDPR","optional":true},{"name":"Kubernetes","optional":true},{"name":"Next.js","optional":true},{"name":"PostgreSQL","optional":true},{"name":"Redis","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-10-08T13:45:35Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-11-03T19:40:04Z","board_verified":true,"closed_at":null,"days_open":26,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":26},"description":"Description\nMWDN is an international recruitment and outstaffing company with 23+ years of experience connecting exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. In this role, MWDN acts as the recruitment partner, and the selected candidate will work directly with the client’s team on their product in an international environment.\nWhy does MWDN rock?\nHere’s what you can expect when you join MWDN:\nSecurity: We carefully vet our clients to minimize risks and ensure reliability and timely payments-no fraud or unpleasant surprises.\nCareer support: If a project isn’t the right fit, we support you and actively help find new opportunities that match your skills and career goals.\nLegal assistance: We provide guidance on legal matters, including opening and managing your independent contractor or sole proprietorship status, taxes, and related processes.\nProfessional development: We offer English courses and professional growth opportunities, as well as team-building events.\nWhy choose us? MWDN is ranked among the top 5 IT employers in our region according to DOU. We take pride in our transparency and strong commitment to our team. Curious to learn more? See what our employees say about working with us on DOU.\nWhat is your new project?\nDomain: Data Infrastructure & Analytics / AdTech\nClient Location: Israel\nCompany size: 11-50\nFounded in: 2025\nA fast-growing ad-tech company building next-generation programmatic advertising infrastructure. The team focuses on high-performance systems, real-time bidding, and AI-driven optimization. The environment is fast, product-focused, and highly collaborative, with strong engineering leadership and a culture of ownership.\nWhat makes this project exciting?\nWe're looking for a Senior Full Stack Developer to join our engineering team and help shape the future of programmatic advertising. You'll architect and build high-performance systems that process millions of ad transactions in real time, while leveraging cutting-edge AI technologies to optimize outcomes for our partners.\nThis role sits at the intersection of ad-tech and AI, working with massive-scale systems and sub-millisecond latency requirements. You’ll own the full development lifecycle from architecture to deployment, collaborating with a modern, high-performing engineering team.\nWhat makes you a great fit\n7+ years of professional software development experience\n3+ years working in programmatic advertising or ad-tech\nStrong proficiency in JavaScript/TypeScript, React, Node.js, and Python\nHands-on experience with Prebid.js, Prebid Server, or similar header bidding solutions\nWorking knowledge of OpenRTB protocol and bid stream mechanics\nExperience integrating with ad servers (Google Ad Manager, custom ad servers) and SSP/DSP platforms\nUnderstanding of auction dynamics, floor pricing, and yield optimization strategies\nFamiliarity with video advertising (VAST, VPAID) and CTV/OTT environments is a plus\nAd-Tech Stack:\nSSP/DSP platforms: Magnite (Rubicon), PubMatic, Index Exchange, Xandr (AppNexus), OpenX, Amazon TAM\nHeader bidding: Prebid.js, Prebid Server, Amazon TAM/UAM, Google Open Bidding\nAd servers: Google Ad Manager (GAM/DFP), custom ad serving solutions\nProtocols: OpenRTB 2.5/2.6, VAST 4.x, VPAID, ads.txt, sellers.json, SupplyChain Object\nPrivacy/Consent: TCF 2.2, GPP, CMP integration, GDPR/CCPA compliance Development Stack:\nFrontend: React, TypeScript, Next.js\nBackend: Node.js, Python, FastAPI, Express\nData: PostgreSQL, Redis, Kafka, ClickHouse\nInfrastructure: AWS, Kubernetes, Terraform, Cloudflare Workers\nNice to Have\nExperience building or contributing to ad server platforms\nFamiliarity with AI/ML applications in ad-tech (bid optimization, contextual targeting)\nBackground in publisher-side monetization or ad ops\nExperience with mobile advertising SDKs and in-app monetization\nKnowledge of identity solutions (UID2, ID5, LiveRamp) and cookieless targeting\nYour day-to-day in this position\nDesign and develop full-stack applications for programmatic advertising workflows using React, Node.js, and Python\nBuild and maintain integrations with major SSPs (Magnite, PubMatic, Index Exchange, Xandr, OpenX) and DSPs\nImplement and optimize Prebid.js and Prebid Server configurations for header bidding\nDevelop OpenRTB-compliant bid request/response handling and auction logic\nBuild ad serving infrastructure including VAST/VPAID video ad implementations\nCreate publisher-facing dashboards for yield management, analytics, and reporting\nImplement ads.txt, sellers.json, and supply chain transparency tools\nEnsure compliance with privacy frameworks (GDPR, CCPA, TCF 2.2) and consent management\nCollaborate with product, partnerships, and data teams to deliver end-to-end solutions\nWhy work with us?\nPeople-first management with minimal bureaucracy\nA friendly company culture, proven by employees who choose to return\nFlexible working hours\n29 days of PTO (18 working days per year pluse all national holidays)\n10 paid sick days\nFull financial and legal support for independent contractors\nFree English classes, with native speakers or Ukrainian teachers\nDedicated HR support\nOur next steps\nIntro call with a Recruiter - Intro with the client - Tech interview - Home assignment - Final client interview- Offer","description_format":"text","description_chars":5313,"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":["Flexible schedule","Growth opportunities","Professional development"],"hiring_locations":[{"name":"Israel","iso":"IL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Recruiting Software & ATS"],"lifecycle":[{"event":"open","at":"2026-10-26T22:14:01Z"}],"visa":[],"liveness":{"score":42,"band":"fade","label":"Fading","p_open":1,"p_active":0.761,"p_room":0.55,"age_days":25,"expected_fill_days":22,"reasons":["conf:0","velocity","win:tail","comp:brand"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/spark-hire-recruit-fullstack-engineer-adtech","json_url":"https://alion.io/job/spark-hire-recruit-fullstack-engineer-adtech.json","meta":{"generated_at":"2026-11-04T00:26:35Z","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":588,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"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":1764008},"rest":"https://alion.io/mcp/rest/get_company?id=1764008"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fspark-hire-recruit-fullstack-engineer-adtech"},{"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%2Fspark-hire-recruit-fullstack-engineer-adtech"},{"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%2Fspark-hire-recruit-fullstack-engineer-adtech"},{"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/spark-hire-recruit-fullstack-engineer-adtech\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fspark-hire-recruit-fullstack-engineer-adtech"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3297311}},{"tool":"search_jobs","arguments":{"company":"comeet.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3297311},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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