John Harmer

Background

About John Harmer

Data-driven analytics professional with 5+ years of experience in customer success, sales, and supply chain, focused on delivering insights to improve customer retention, satisfaction, and product adoption. Proven ability to create impactful dashboards, develop predictive models, and analyze usage trends to inform strategic decision-making. Expertise in Python, SQL, Tableau, and Excel, complemented by strong collaboration skills across customer success, sales, and product teams. Demonstrated record of using data to enhance business performance, with a customer-centric approach and a passion for driving customer success. Well versed in project management and problem-solving with hands-on experience in analyzing customer behavior, optimizing sales strategies, and managing logistics performance to achieve revenue and process optimization goals. TECHNICAL SKILLS - PROGRAMMING LANGUAGES: Python,(Pandas, Scikit-learn, NumPy, Seaborn, Matplotlib, Pytorch, TensorFlow, etc.), Version Control (Git/Github), Jupyter - STATISTICAL ANALYSIS: Descriptive and Inferential Statistics, Regression Modeling, Hypothesis Testing - PREDICTIVE MODELING: Classification, Linear/Logistic Regression, K-Means, KNN, Decision Tree, Random Forest - DATABASES: SQL - DATA VISUALIZATION: Tableau, Power BI, Matplotlib, Seaborn Git Hub Repositories: https://github.com/jwharmeriv