Middle Data Scientist

Middle Data ScientistNegotiableKazakhstanFullRemoteWork experience3 yearsLast work experienceHybrid AIData Scientist3 yearsContactsAboutAboutData Scientist with 3+ years of experience building production ML systems in ad tech and scientific computing. Work spans online optimization, bidding models, computer vision and generative pipelines, large-scale data processing, and physics-informed neural networks.Affiliate experience No data availableWork experience3 yearsOctober 2023 - to date(3 years)Hybrid AIData Scientist- Designed and launched multi-armed-bandit creative optimization, increasing CTR by 3-5%. - Added features to a bidding model that improved ROC-AUC by 1.5 percentage points. - Built and productionized a FastAPI service for banner generation using Triton, MinIO, and MongoDB; combined text detection, segmentation, inpainting, and image generation. - Improved deployed generation models and reduced data transfer between model stages by 10x. - Automated product reporting, reducing information turnaround time by 5x; built a Spark-based whitelist generation service. - Integrated services into production, reviewed code, and helped onboard new team members.SkillsNo data availableLanguage proficiencyNo data availableEmploymentEmploymentFull, Part-time, Project-basedWork formatRemote, Hybrid, OfficeWork scheduleFlexible, 5/2RelocationPossibleBusiness tripsBusiness trips possibleArbiHunterAbout the companyPublic APIMedia KitNEWSupportTerms of ServicePrivacy PolicyMoreSearch for employeesPublish a vacancyMobile appFor all questions@arbihunter_support© 2026 All rights reservedPrivacy Policy