{"id":3069408,"url":"https://alion.io/job/surfshark-midsenior-data-scientist","title":"Mid/Senior Data Scientist","company":{"id":5244,"name":"Surfshark","domain":"surfshark.com","url":"https://alion.io/company/surfshark","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":null},"role":"Data Science","role_family":"Data Science","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":["Vilnius, Lithuania","Kaunas, Lithuania"],"countries":["LT"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":3500,"max":6800,"currency":"EUR","period":"month","gross":true,"usd_annual":91596},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Machine Learning","optional":false},{"name":"NLP","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Time Series","optional":false}],"status":"live","first_seen_at":"2026-10-22T07:30:54Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-24T22:57:57Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Our Data Science team, working across Surfshark and Incogni products, is looking for a skilled Data Scientist. Our projects cover a broad spectrum of data science challenges, from time series modeling to traditional NLP and generative AI. We follow a value-driven approach and are deeply committed to the growth and success of our products. If you're enthusiastic about cybersecurity, data protection, and data science, we'd love to see your application.\nIf you want to:\nDesign, develop, and deploy machine learning solutions for real-world problems, with a focus on high-impact projects like churn prevention, fraud detection, customer lifetime value (LTV) prediction, and scam identification;\n\nWrite clean, efficient, and testable Python code for data pipelines, feature engineering, modeling, and evaluation;\n\nOwn models end to end: problem framing, data exploration, model selection, validation, deployment, and iteration;\n\nWork closely with product and engineering teams to turn ambiguous problems into concrete, data-driven solutions;\n\nExplore, evaluate, and apply modern ML approaches, from established algorithms to state-of-the-art techniques, balancing model performance, complexity, and real-world impact;\n\nCommunicate findings clearly to both technical and non-technical stakeholders, focusing on decisions, trade-offs, and outcomes to drive informed business decisions.\n\nAnd you can check off:\nProven experience in applied machine learning, with a track record of independently owning and delivering ML projects from problem definition to validated results or production;\n\nStrong ML background, including hands-on experience with modeling structured and unstructured data;\n\nAdvanced Python skills, with the ability to write clean, efficient, and maintainable code;\n\nSolid SQL skills and experience working with large, imperfect, real-world datasets;\n\nStrong understanding of machine learning fundamentals, model evaluation, and common failure modes;\n\nAbility to translate ambiguous business problems into practical ML solutions, make informed technical decisions, and communicate results and trade-offs clearly;\n\nExperience with collaborative development practices, including version control, code reviews, testing, and reproducible experimentation;\n\nComfort with AI-assisted coding tools to improve development efficiency, while maintaining high standards for code quality, correctness, and maintainability.\n\nHere’s the deal:\nGrowth and learning opportunities: time dedicated to learning, conferences, online learning platforms, and books for your professional development;\n\nHealth and wellness: we want you to feel and be your best. That's why we offer various benefits, from online workouts and a physical coach to health insurance and regular mental health checks;\n\nTools of your choice: choose the technical equipment and tools you need to do your best work;\n\nCommunity and celebrations: get ready for long-lasting traditions such as yearly workation, Friday get-togethers, various team buildings and company celebrations;\n\nWork-life balance: We encourage working in the office, with the possibility of up to two remote days per week. Plus, with our WFA policy, you can work from almost anywhere in the world;\n\nMore days off: additional vacation days depending on your tenure;\n\nPremium Surfshark accounts: for you, your family, and friends;\n\nGross salary: 3500-6800 Eur/month. Although it may vary depending on your skills and experience.","description_format":"text","description_chars":3456,"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":["Health insurance","Professional development"],"hiring_locations":[{"name":"Lithuania","iso":"LT","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["VPN & Proxy Services","Internet Security Services"],"lifecycle":[{"event":"open","at":"2026-10-22T09:00:38Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":42,"reasons":["conf:2","velocity","win:early"],"computed_at":"2026-10-24T06:02:35Z"},"pay":{"stated_usd_annual":91596,"is_top_pay":false},"html_url":"https://alion.io/job/surfshark-midsenior-data-scientist","json_url":"https://alion.io/job/surfshark-midsenior-data-scientist.json","meta":{"generated_at":"2026-10-24T23:19:14Z","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":34304,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-25T00:00:00Z"}},"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":5244},"rest":"https://alion.io/mcp/rest/get_company?id=5244"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsurfshark-midsenior-data-scientist"},{"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%2Fsurfshark-midsenior-data-scientist"},{"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%2Fsurfshark-midsenior-data-scientist"},{"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/surfshark-midsenior-data-scientist\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsurfshark-midsenior-data-scientist"}]}