Hello.

I'm Vib.

Data Scientist, Analyst, Engineer Business Intelligence Analyst

More About Me
What I Believe

Data beats Emotions

Profile

Multidisciplinary, business-minded data scientist with 13+ years of industry experience across multiple functions like Data Analysis, Data Mining, Data Engineering and Data Modeling. Prepared to leverage quantitative analysis and machine learning knowledge with visualization and attention to detail.

  • Name: Vib Yalamanchili
  • Job: All things Data

    Scientist | Analyst | Engineer | Developer
  • Website: https://vibya.github.io/
  • Email: yvibhu@gmail.com

Skills

  • Expert
    Python | R
  • Advanced
    Machine Learning Sklearn | Keras | Deep Learning | Neural Networks | TensorFlow | NLP


  • Expert
    Data Wrangling | Analytics NumPy | SciPy | PANDAS | pySpark

  • Advanced
    Visualizations Tableau | PowerBI | Seaborn | Matplotlib | Plotly | Advanced Excel


  • Expert
    SQL | NoSQL MySQL | PostgreSQL | Oracle | MongoDB

  • Advanced
    Big Data Hadoop | MapReduce | Spark | Hive | Pig

  • Advanced
    Front End | Dashboarding JavaScript | HTML | CSS | D3.js | Leaflet.js

  • Expert
    Legacy COBOL | JCL | VSAM | DB2 | CICS
Resume

More of my credentials.

Work Experience

Data Scientist/Engineer

May 2017 - Present

Northstar Group

  • Architected and implemented multiple ML algorithms using Python, sklearn, R, SQL, NoSQL, flask, Keras - Deep Learning, TensorFlow.
  • Experience in wrangling large datasets using MapReduce, Spark(PySpark), and Hive.
  • Incorporated intelligence from over 1500 features from 6 different data sources involving structured/unstructured data sets and built the data transformations to feed the ML models.
  • Conceptualized, architected and implemented a predictive deep learning model to accurately predict by 87% a customer defaulting on their payment resulting in reduction of the number of accounts put in collections.
  • Extensively worked in modeling solutions using techniques like logistic regression, SVM, KNN, decision trees, neural networks and mastered predictive modeling, data processing, and dashboard development (Tableau, D3.js).

Business Intelligence Analyst

Sep 2011 - May 2017

S2Tech

  • Quickly promoted from System analyst to Business Intelligence Analyst due to demonstrated ability in Exploratory Data analytics, Quantitative Analysis, mining and statistical insights.
  • Involved in design, development and deployment of multiple big data machine learning initiatives and advanced ML models based on decision trees, random forest, logistic regression, and other categorical data.
  • Perform hypotheses testing on relevance and value of the Datasets, parameter selection and calibration of inputs while building solution models to business problems.
  • Built APIs to return/retrieve data in JSON, XML formats from multiple data sources. Developed pipelines to analyze large datasets combining custom Python/Shell scripts with established modeling tools.
  • Spearheaded an Information Extraction project and developed web scrapers to collect raw data from the web and build executive dashboards and scorecards to show the trends in the data using Tableau, PowerBI and Excel.

Sr. Data Engineer/Analyst

Nov 2010 - Sep 2011

iGate Technologies

  • Developed forecasting models to predict, ordinal logistic regression models to compare characteristics and attributes.
  • Developed custom methods for controls on model effectiveness.
  • Involved in explaining and laying out model decisions for senior management and business teams.
  • Built automated pipelines to reduce repetitive transformational and extract processes for datasets, in turn, monitoring the effectiveness and performance and determine root causes for significant changes, if any.
  • Developed ETLs for data sources used in production reporting for marketing and operations teams
  • Data blending implemented on databases and generated interactive dashboards.

Business Systems Analyst/Developer

Nov 2009 - Nov 2010

Alberg Software

  • Serve as the POC between Business teams and Technical Teams.
  • Doing analytical research and mapping business requirements to technical specifications.
  • Architected and implemented analytics and visualization components for the analysis platform using company-wide KPIs and provided a dashboard for senior management and other key stakeholders.

Software Engineer/Business Analyst

Aug 2005 - Nov 2009

Satyam Computer Services

  • Responsible for implementing data mining and engineering solutions to business problems in banking, insurance, retail, and sales.
  • Applied data mining, data preparation, and outlier detection techniques to gain insights into unstructured datasets and map them to actionable items.
  • Ensure relevant data, tools, and infrastructure needed are available for test and development purposes by performing ETL processes and setting up automated data stream pipeline.
  • Extensively used Python, SQL and other preprocessing scripts and methods for data munging and cleanup.

Education

Data Science Certified

2018

University of Texas at Austin

Data Analytics and Visualization Certification

Bachelor's Degree

2001 - 2005

Acharya Nagarjuna University

Bachelor of Technology in Mechanical Engineering

Portfolio

My Works

Perfecting one skill at a time

Services

What I bring to the table?

Ability to deliver valuable insights via data analytics and advanced data-driven methods. Experienced at regression analysis, predictive data modeling and analyzing data mining algorithms to deliver insights and solutions to complex business problems.

30

Projects

14

Happy Clients

75

Crazy Ideas

480

All Nighters

32500

Hours
Where to find me

Austin, TX

Email Me At

yvibhu@gmail.com

Call Me At

Phone: +1(703) 869 9719