استخدام senior data scientist (blockchain)

توضیحات آگهی

Wallex is a FinTech company providing a secure cryptocurrency exchange platform and digital asset payment solutions
With a vision to become a leading global FinTech enterprise Wallex is recognized as one of the largest cryptocurrency exchange platforms in Iran enabling the online trading of more than 130 cryptocurrencies
We are looking for a sharp innovative and self driven Senior Data Scientist Blockchain to join our team This position goes beyond traditional data analysis and model development We deal with complex high stakes challenges across blockchain operations including hot wallet liquidity management wallet risk assessment and on chain analytics If you enjoy breaking down ambiguous problems applying advanced statistical and optimization techniques and building data driven systems that directly influence real world financial operations this role is built for you
Responsibilities
Own end to end data science projects from problem decomposition and data exploration to model development deployment and continuous performance monitoring
Optimize hot wallet replenishment by building probabilistic withdrawal demand forecasts and designing replenishment policies that balance liquidity availability operational costs and security exposure
Develop wallet risk scoring systems to screen deposits and withdrawals against sanctioned and frozen addresses assess indirect exposure through transaction graphs and support risk based review decisions
Build on chain analytics infrastructure by establishing wallet registries reconstructing balances and transaction flows and reconciling blockchain data with internal records
Turn models into actionable data products such as replenishment recommendations wallet screening services and operational decision systems that integrate into daily workflows
Validate and improve production systems through backtesting baseline comparisons shadow mode testing performance monitoring and feedback driven model refinement
Collaborate with Blockchain Engineering Treasury Finance Compliance and Data Engineering to translate business and operational challenges into reliable scalable solutions
Requirements
Minimum of 5 years of experience in data science applied machine learning operations research or a closely related quantitative field with experience owning at least one production system end to end
Advanced proficiency in Python and SQL for data processing modeling analysis and working with large scale data warehouses
Strong background in probabilistic and quantile forecasting intermittent and bursty demand statistical evaluation and inventory optimization
Solid understanding of optimization techniques and inventory policies including reorder point and order up to strategies with the ability to balance competing operational and risk objectives
Experience with graph analytics transaction networks risk scoring or entity resolution Experience in fraud detection AML or payment networks is a strong advantage
Ability to work with raw blockchain data and integrate on chain information with internal data sources
Strong problem decomposition skills with the ability to turn ambiguous high impact challenges into well defined analytical problems and practical solutions
Excellent communication skills with the ability to explain assumptions model limitations and technical findings to both technical and non technical stakeholders
Experience with blockchain fundamentals including EVM transactions UTXO and account based models token standards and wallet operations is a plus
Familiarity with ClickHouse streaming data blockchain indexers stochastic optimization or financial graph research is considered an advantage
Benefits
Health insurance
Opportunities for professional growth
Flexible working hours
Military service exemption
We build not watch This is where you belong
شرکت والکس Wallex
دسته بندی وب برنامه نویسی و نرم افزار
نحوه همکاری تمام وقت
نوع همکاری حضوری
مدرک تحصیلی کارشناسی
سابقه کار سه تا شش سال
حقوق توافقی
جنسیت مهم نیست
مهارت ها Blockchain Security
شهر تهران تهران