Freelancers using ClickhouseFreelancers using Clickhouse
ProjectsPeople
Cherrie Cosby's avatar
Cherrie Cosby
Dallas, USA
Data Infrastructure · Systems Analysis · Polymath
New to Contra
Data Infrastructure · Systems Analysis · Polymath
Cover image for Geospatial data pipeline in active
Geospatial data pipeline in active development — ClickHouse infrastructure with 5.6M+ rows of bike-share data, integrated weather and holiday data, SQL schema, validation queries, and Python pipeline. Tableau animated visualization layer in build-out. Tools: ClickHouse · Python · SQL · Tableau.
0
64
Cover image for Multi-dimensional retail sales analysis built
Multi-dimensional retail sales analysis built in Tableau — year-over-year breakdowns by region, state, department, and product mix with revenue projections. Includes bottom performer identification, sales per square foot, and quarterly trend analysis across multiple dashboard views. Tools: Tableau · Data Analysis.
0
54
Cover image for Full data analysis in R
Full data analysis in R examining Cyclistic bike-share rider behavior — comparing casual riders vs annual members to develop data-driven marketing strategies for membership conversion. Published on RPubs. Tools: R · RStudio · ggplot2 · tidyverse.
0
93
Cover image for Business analysis for Lariat Car
Business analysis for Lariat Car Rental — examining fleet utilization, revenue trends, and operational performance across locations. Full analysis includes data cleaning, exploratory analysis, and visualizations built in Excel. Published case study available online.
0
50
Clickhouse(1)
Arnau Sastre's avatar
Arnau Sastre
Barcelona, Spain
Analista de Datos | Insights, modelos | optimización | ML
Analista de Datos | Insights, modelos | optimización | ML
Cover image for Multi-Horizon Demand Forecasting Designed and implemented
Multi-Horizon Demand Forecasting Designed and implemented a multi-horizon demand forecasting system for an e-commerce business to improve inventory planning and operational decision-making. The solution generated forecasts across multiple planning horizons while automating forecasting workflows and scenario analysis. This enabled business teams to make more informed purchasing and inventory decisions while reducing manual forecasting efforts.
0
30
Cover image for Credit Risk Modeling Developed a machine
Credit Risk Modeling Developed a machine learning solution for consumer credit risk assessment, helping improve lending decisions through predictive analytics. The project included feature engineering, model evaluation and probability calibration to deliver reliable risk predictions while supporting regulatory and business requirements. The final solution provided a scalable analytical framework for consistent and data-driven credit decision making.
0
35
Cover image for Built a centralized investment analytics
Built a centralized investment analytics and business intelligence platform to automate KPI tracking, operational reporting and executive dashboards. The solution integrated multiple data sources into a single decision support system, eliminating manual reporting while providing daily insights into investments, clients, providers and overall business performance. The platform included automated data pipelines, KPI monitoring and executive dashboards designed to support faster and more informed business decisions.
0
38
Cover image for Designed an AI-powered decision support
Designed an AI-powered decision support system combining quantitative models, machine learning and deep learning techniques to analyze financial markets. The platform automated data collection, strategy evaluation and backtesting, providing a scalable framework for continuous strategy development. The project demonstrated how advanced analytics can support systematic and data-driven investment decisions.:
0
45
Clickhouse(1)
Cristian Curteanu's avatar
Cristian Curteanu
Chișinău, Moldova
Golang, Microservices & Distributed Systems Engineer
Golang, Microservices & Distributed Systems Engineer
Cover image for ABAXUS
ABAXUS
0
6
Cover image for GitHub - CristianCurteanu/vault-plugin-secrets-pqm: A Vault plu…
GitHub - CristianCurteanu/vault-plugin-secrets-pqm: A Vault plu…
0
6
Cover image for GitHub - CristianCurteanu/gh-search
GitHub - CristianCurteanu/gh-search
0
4
Placeholder project card media
View more →
Clickhouse(1)