Bharat Garg, Developer in Delhi, India
Bharat is available for hire
Hire Bharat

Bharat Garg

Verified Expert  in Engineering

Data Scientist and Developer

Location
Delhi, India
Toptal Member Since
June 24, 2020

巴拉特是一名数据科学家和开发人员，拥有五年的数据分析经验, building predictive machine learning models, 设计和开发交互式报告和工具，以促进决策. 他曾与小型初创公司和大型公司合作, such as Comcast, MetLife, UnitedHealth Group/Optum, and Jefferson Health. 巴拉特的一个项目带来了600万美元的收入，另一个项目节省了1000万美元.

Data VisualizationMachine LearningData AnalyticsData EngineeringData WarehousingRRStudioPythonSQLRStudio ShinyMicrosoft ExcelETLData PipelinesMicrosoft Power BIDeep Learning

Portfolio

Tata Group
R, Microsoft Power BI, Excel 365, SQL, ETL, Microsoft Excel
ReTarget
R, SQL, Microsoft Power BI, ETL，数据可视化，Excel 365...
Optum, Inc. (A UnitedHealth Group Company)
RStudio Shiny, SQL, Python, R，预测建模，图像处理...

Experience

R - 6 yearsPython - 5 yearsRStudio Shiny - 5 yearsSQL - 5 yearsMachine Learning - 3 yearsProcess Mining - 3 yearsData Science - 3 yearsDeep Learning - 2 years

Availability

Part-time

Preferred Environment

Microsoft Excel, RStudio Shiny, SQL, Python, R

The most amazing...

...我开发的预测模型通过识别具有高数字倾向和数字流失率的成员，为组织节省了1000多万美元.

Work Experience

Administrative Services Intern

2021 - 2021
Tata Group
  • Developed data analytics roadmap for Jal Jeevan Mission; led end-to-end POC development on Power BI.
  • Identified stakeholders and their pain points; implemented three solutions (six conceptualized) for nine POC sites.
  • 开发了SLA管理模块，用于61个村庄的75个传感器，成本超过1.5万卢比.
技术:R, Microsoft Power BI, Excel 365, SQL, ETL, Microsoft Excel

Freelancer

2021 - 2021
ReTarget
  • 开发端到端自动化ETL管道，使用API调用提取数据，并在Power BI中报告数据.
  • 从头开始设计了三个新的Power BI扩展，以填充交互式社交地图和时间轴视图.
  • 整合六大社交媒体平台多个搜索关键词和项目数据.
Technologies: R, SQL, Microsoft Power BI, ETL，数据可视化，Excel 365, Microsoft SQL Server, Azure, RStudio, Data Engineering, Data Architecture, Data Warehousing, Data Pipelines, ETL Tools

Data Analyst

2019 - 2020
Optum, Inc. (A UnitedHealth Group Company)
  • 开发了一个预测模型，以衡量3300多万会员在数字平台上的参与倾向, claims, and order history.
  • 创建了一个工具，从各种图像和PDF文档中提取表格信息, 使用图像处理和光学字符识别(OCR)技术. Generated over $50 million in revenue.
  • 开发了一个深度学习模型，可以根据任何数据输入生成合成数据集, 确保在与第三方供应商共享数据时完全匿名.
Technologies: RStudio Shiny, SQL, Python, R，预测建模，图像处理, Deep Learning, Data Analytics, Data Science, Machine Learning, Data Visualization, Excel 365, Microsoft SQL Server, Azure, Computer Vision, Process Mining, ETL, Microsoft Excel, RStudio

Senior Analyst

2016 - 2019
Cognitio Analytics
  • 开发了记录联动算法，识别出55个,000+ true pairs out of 500 billion possible pairs, with an accuracy of 99.9% and recall of over 90%.
  • Analyzed 3.500万次更新行程，1500万次事件作为数据分析和流程挖掘的输入. 确定有交叉销售和向上销售机会的成员，并找出高流失率的根本原因, generating $6+ million in revenues.
  • Redesigned and developed automated reports, 将负载时间减少约90%，维护工作量从每周15个fte减少到0个.5 FTE per week.
Technologies: Oracle, Business Intelligence (BI), Qlik Sense, RStudio Shiny, SQL, Python, R, Algorithms, Data Analytics, Process Mining, Data Science, Excel 365, Microsoft SQL Server, Azure, Minit, Celonis, ETL, Microsoft Excel, RStudio, Data Engineering, Data Architecture, Data Warehousing, Data Pipelines, ETL Tools

COVID-19 Simulator

http://bharatgarg.shinyapps.io/covid19/
开发了基于RStudio shine的COVID-19传播模拟器，研究各种参数如何, such as population density, social distancing, and recovery time, would impact the spread of the virus over time.

根据会员在数字平台上注册的倾向对其进行排名

开发了一个随机森林模型来衡量成员的数字倾向，并对3300万个数据条目进行了评分.
成功地基于人口统计、Rx、索赔和订单中的172个参数建模了排序机制.
Supervised a team of two, responsible for deliverables, 并独自管理所有客户通信.
产生关键见解，并确定推动数字化采用的前五大积极和消极因素.
成功地模拟了损耗，并在高数字倾向的前十分之一中实现了90%的召回.

识别具有高损耗倾向的数字使用者

Led a team of three, 创建一个增强的树模型来衡量成员在未来三个月的流失倾向. 处理来自5个数据源的2亿条记录.500万成员，并定义了486个建模特征.
高倾向组的流失率降低了12%，总体流失率降低了3%. Also, 我在玩家未活跃6个月后通过发送留存活动，将回复率提高了18%.

Developing an Inhouse Process Mining Tool

使用R和Shiny BI中的开源工具和库开发了一个定制的内部流程挖掘工具.
Built process discovery, variant explorer, root cause analysis, executive summary all in a single package.

开发新的和优化现有的医疗保健报告

确定现有报表设计过程中的瓶颈, 建立Infor BI中报告的最佳实践.
Developed 18 reports using best practices, 通过自动化15项以上的质量检查，最大限度地减少维护时间.
平均减少90%的负载时间，并将维护工作的全职当量(FTE)从2减少到0.2.
使用Power BI和R的社交网络分析图像:自定义视觉指南出版物
Publication

使用Power BI和R进行社交网络分析:自定义视觉指南

http://wlmqn.946543.com/r/social-network-analysis-power-bi-r-custom-visuals

Languages

R, Python, SQL

Frameworks

RStudio Shiny

Tools

Microsoft Excel, Qlik Sense, Microsoft Power BI

Paradigms

Data Science, ETL, Business Intelligence (BI)

Platforms

Oracle, RStudio, Azure

Storage

Microsoft SQL Server, Data Pipelines

Other

Machine Learning, Process Mining, Data Analytics, Data Visualization, Data Engineering, Data Architecture, Data Warehousing, ETL Tools, Deep Learning, Celonis, Minit, Mechanical Engineering, Predictive Modeling, Image Processing, Algorithms, Computer Vision, Simulations, Excel 365, Marketing Mix, B2C Marketing, SEO Marketing, Supply Chain

Libraries/APIs

OpenCV

2020 - 2022

Master's Degree in Business Administration

管理研究学院-德里大学-德里，印度

2012 - 2016

机械工程学士学位

Delhi Technological University - Delhi, India

FEBRUARY 2019 - PRESENT

深度学习和计算机视觉A-Z: OpenCV, SSD & GANs

Udemy

Collaboration That Works

How to Work with Toptal

在数小时内，而不是数周或数月，我们的网络将为您直接匹配全球行业专家.

1

Share your needs

在与Toptal领域专家的电话中讨论您的需求并细化您的范围.
2

Choose your talent

在24小时内获得专业匹配人才的简短列表，以进行审查，面试和选择.
3

Start your risk-free talent trial

与你选择的人才一起工作，试用最多两周. Pay only if you decide to hire them.

Top talent is in high demand.

Start hiring