Sr. Data Scientist, Data Science

Visa Visa · Fintech · Taipei, Taiwan, Taiwan

This role focuses on developing Data Analytics solutions using quantitative techniques and building complex statistical models that learn from big data. The Data Scientist will employ AI/ML/LLM models and cloud-based analytics to solve complex business problems, working with large datasets and applying various machine learning and statistical techniques. The role is within Visa's Consulting and Analytics team, focusing on Taiwan.

What you'd actually do

  1. developing Data Analytics solutions to solve complex business problems by working with large data sets using quantitative techniques and building complex statistical models that learn from big data.
  2. design and deliver projects using appropriate analytic methodologies and techniques to address clients' business objectives, collaborating closely with business stakeholders to understand the problems and determine the most suitable analytic approaches that provide meaningful results.
  3. delivering projects on time and within scope, utilizing an in-depth knowledge of data analytics and advanced data mining techniques, as well as employing AI/ML/LLM models and cloud-based analytics to help clients solve complex business problems.
  4. The team continuously creates and protects analytic IP resulting from project learning.

Skills

Required

  • 7–10 years of relevant work experience with a bachelor’s degree, or 6+ years with an advanced degree
  • Minimum of 2 years of hands-on consulting experience
  • Proven experience in data analytics, data science, AI, or machine learning
  • Deep analytical expertise in applying statistical solutions to business problems.
  • Ability to integrate data from various sources for comprehensive risk assessments.
  • Experience working with large-scale datasets, including data extraction and aggregation using tools such as SQL, Hive, Spark, and Python (pandas, NumPy).
  • Proficiency in machine learning and statistical techniques, including Neural Networks, Gradient Boosting, Linear & Logistic Regression, Decision Trees, Random Forests, SVM, Clustering, and experience with ML/DL frameworks such as scikit-learn or TensorFlow.
  • Excellent project management, organizational and presentational skills.
  • Knowledge of Agile methodology and scrum practices.
  • Ability to multi-task various projects while meeting required deadlines.
  • Strong teamwork, relationship management and interpersonal skills.
  • Proficient in Chinese and English (spoken/written).

Nice to have

  • Proven experience in delivering growth for financial services products.
  • Proven experience in Risk Management, particularly in Credit or Fraud Risk, within a Financial Institution.
  • Good understanding of payments and banking.

What the JD emphasized

  • AI/ML/LLM models
  • machine learning and statistical techniques

Other signals

  • building complex statistical models that learn from big data
  • employing AI/ML/LLM models
  • applying statistical solutions to business problems
  • Proficiency in machine learning and statistical techniques