🎓 Graduate Student in Data Analytics at Webster University | Experienced Big Data Developer & Data Science EnthusiastI am a highly driven Data Analytics graduate student with a solid background in software development, data engineering, and machine learning, paired with hands-on experience from my previous role at Tata Consultancy Services (TCS). In my professional journey, I have successfully tackled complex data challenges, transforming and analyzing large datasets to drive insights and support data-driven decision-making.🌟 Key Projects & Achievements:Human Capital Analytics: Analyzed employee attrition for actionable insights using machine learning models like classification trees, achieving 97.77% accuracy and suggesting strategies for retention.Loan Decision Analytics: Developed predictive models for loan approvals, optimizing for accuracy and compliance, including risk-based segmentation through clustering for targeted loan offers.Event Management System: Created a robust database for event coordination, employing ER models and normalization for efficient data organization and retrieval.Divvy Bike Share Analysis: Mapped community engagement with bike-sharing in Chicago using spatial data and graph databases, identifying patterns in bike usage across communities.💼 Work Experience: As a Big Data Developer at TCS, I led data migration and transformation initiatives, specifically within the Mainframes Modernization project. My role involved developing Spark-based solutions for data processing, applying TDD for quality assurance, and contributing within Agile teams using Atlassian tools.🔧 Technical Skills:Programming: Python, R, SQL, Java, PySparkData Analytics & Visualization: Power BI, Tableau, ExcelTools & Methodologies: Data Transformation, EDA, Predictive Modeling, TDD, Agile Project Management (Jira, Confluence)I am passionate about leveraging my skills in data science, predictive analytics, and big data to solve real-world problems, and I am excited about opportunities that allow me to make a measurable impact. Let's connect if you’re interested in collaborating on data-driven projects or exploring innovative analytics solutions!
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Data AnalystLexiconUnited States -
Big Data DeveloperTata Consultancy Services May 2021 - Oct 2022Hyderabad, Telangana, India• Key contributor to the “Mainframes Modernization” project, leading the migration of legacy data to big data platforms.• Imported data from AWS S3 into Spark DataFrames and applied advanced data transformations to optimize processing.• Developed maintainable code using TDD principles to ensure quality and alignment with client expectations.• Collaborated effectively within an Agile team, leveraging Atlassian tools (Jira, Bitbucket, Confluence) to enhance communication and project management.• Consistently delivered high-quality project outcomes on time, earning client commendations for reliability and performance.
Hari Krishna Education Details
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Data Analytics -
Machine Learning
Frequently Asked Questions about Hari Krishna
What company does Hari Krishna work for?
Hari Krishna works for Lexicon
What is Hari Krishna's role at the current company?
Hari Krishna's current role is Data Analyst.
What schools did Hari Krishna attend?
Hari Krishna attended Webster University, Amrita Vishwa Vidyapeetham.
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Data Architect At Cvs Health | Big Data | Python | Gcp | Pyspark | Spark Sql | Azure | Aws | Hadoop | Snow Flake| Etl | Sql | Airflow | AgileNorth Brunswick, Nj -
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Partner Ecosystem & Services Leader | Zero To One Intrapreneur | Supplier Strategy & SrmSammamish, Wa -
Hari Krishna
Java Full Stack Developer | Java | Angular | React | Aws | 10+ Years Of Experience | Actively Seeking New OpportunitiesFrisco, Tx
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