{"id":744267,"url":"https://alion.io/job/nexo-senior-data-scientist","title":"Senior Data Scientist","company":{"id":692677,"name":"Nexo","domain":"nexo.careers","url":"https://alion.io/company/nexo-4","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Breezy","truth_index":{"grade":"B","score":75,"open_postings":5,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":30,"computed_at":"2026-11-04T06:34:25Z"}},"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":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":31000,"max_usd":80000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":2679},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Machine Learning","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"Tableau","optional":false},{"name":"AWS","optional":true},{"name":"NLP","optional":true},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-08-21T05:55:36Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-11-04T18:49:28Z","board_verified":true,"closed_at":null,"days_open":75,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":75},"description":"Driving the next generation of wealth.\nDigital assets are redefining how wealth is created, used, and transferred. Since 2018 at Nexo, we have been building the future model of financial wealth - dynamic, accessible, and designed for a new generation of forward-thinking investors.\nBut technology alone doesn’t drive progress. People do.\nWe are a team of builders, strategists, analysts, creatives, and operators united by a shared mindset: advancement. We move fast, think long term, and take ownership. We challenge ideas, not people. We value clarity over noise and impact over optics.\nWhat makes Nexo different?\nWe shape industry trends. We rethink how wealth works and build solutions that reflect that belief.\nThat requires a certain kind of person.\nYou will thrive here when you think independently and act decisively, take ownership without waiting for permission, and care deeply about quality, long-term value, and disciplined execution. The people who succeed at Nexo bring analytical depth, sound judgment, and resilience - but also curiosity and the drive to keep improving.\nThis is an environment for people who want to lead, create, and elevate what already exists. If building what’s next excites you, you’ll feel at home at Nexo.\nOfficial website: nexo.com\n\nYour role:\nCollaborate with data analysts & stakeholders to understand in-depth the business requirements, design expected outcomes and user stories.\nGather, integrate, and clean up data from various Nexo-based and external sources.\nImplement statistical and/or machine learning models to drive actionable insights.\nAutomate existing models to run on a daily, weekly, monthly basis.\nMonitor and improve data and model quality.\nVisualize model results, integrate with Tableau dashboards & extract business insights.\nDiscover and employ meanignful AI-driven optimizations in your day-to-day tasks.\nPartner with cross-area teams to support self-service data initiatives.\nWhat makes you stand out:\n3+ years experience as Data Scientist.\nTheoretical knowledge of common statistical and machine learning algorithms - e.g. predictive, clustering, classification, optimization algorithms.\nProven ability for practical application of such models to solve business problems - e.g. forecasting, customer segmentation, customer engagement, driver impact analysis.\nExperience in exploring, integrating, and modelling massive data sets (100+ million of rows with dozens of variables).\nProficiency in SQL, Python, PySpark.\nReporting and Data Visualization skills will be considered a plus.\nWorking experience with AWS solutions will be considered a plus.\nWorking experience with APIs will be considered a plus.\nExperience in finance, banking and/or crypto will be considered a plus.\nExperience with NLP techniques, analyzing and classifying large amounts of text data will be considered a plus.\nNexo benefits:\nCompetitive and rewarding remuneration package.\nAnnual performance-based bonuses.\nComprehensive Learning Hub for continuous growth.\nHybrid work model: primarily office-based with scheduled home office flexibility.\nA dynamic and inspiring environment with cutting-edge projects.\nCareer development opportunities in a global leader driving the next generation of wealth.\nCustomizable personal benefits package.\nWellness benefits include additional health insurance, all-access sports cards, team-wide sports activities, standing desks, and blue light glasses.\nParking and public transportation cards at preferential rates, plus free electric bikes.\nFresh fruits, snacks, and a well-stocked office kitchen.\nRegular department team buildings and company-wide team buildings.","description_format":"text","description_chars":3640,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Health insurance","Home office","Hybrid work","Sports activities"],"hiring_locations":[{"name":"Bulgaria","iso":"BG","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Wealth Management & 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