Sachin Tiwari

Open to

Bangalore · Delhi · Gurgaon · Noida · Mumbai · Pune · New York

Contact details — on requestProof of Work — on request

Experience

Python Developer Intern

Codec Technologies Pvt. Ltd. · May 2026 – Jun 2026

Not yet confirmed

Automated data cleaning and transformation on CSV pipelines standardized formats, handled missing values, and cut manual prep time significantly before analysis could begin.
Traced output mismatches back to data quality issues at the source documented findings so the same problems didn't resurface when the pipeline was handed over.

Data Analyst Intern

YuvaIntern · Dec 2025 – Mar 2026

Not yet confirmed

Worked across 6+ business datasets - cleaning, EDA, validating outputs, and tracking conversion and drop-off metrics to make sure reports reflected what was actually happening in the data.
Presented findings to a 5-member team every cycle using Excel and Google Sheets; focused on making each report answer one clear question rather than dump everything onto a slide.

Skills 0 proven through work

Also works with

Proactive InitiativeTechnical Issue DetectionImpact-Driven DevelopmentTransparent CommunicationCritical ThinkingTaking on ChallengesAdaptabilityWork Planning and PrioritizationData CollectionTaking OwnershipMentoring and Peer CoachingAnalytics Tools ProficiencyStrategic PlanningProblem SolvingCost-Saving Initiative ManagementBusiness Growth StrategyProcess ImprovementBusiness Value RealizationStrategic ThinkingBusiness AcumenMarketing Performance ReportingTableauPower BITime Series Trend AnalysisDecision Support System DevelopmentData-Driven RecommendationsTechnical TroubleshootingDocument ComparisonData ExaminationBusiness Transaction AnalysisSales AnalysisData Discrepancy InvestigationWorkflow Design (Process Mapping)Data Integrity ManagementTask AutomationData ModelingData ValidationData TransformationData Unification and Normalizationpandas UsageWorking with CSV FilesPython DevelopmentETL Pipeline DevelopmentAutomated Data CleaningRoot Cause AnalysisCustomer Churn PredictionAutomated Summarization SystemsCustomer Behavior AnalysisKPI AnalysisAnalytical ScopingAnalytical Report CreationData StorytellingDashboard UI DesignExploratory Data Analysis (EDA)Data VisualizationTabular Data Cleaning & ValidationDatabase Management

Proof of Work

Sachin shares this with people who ask. You'll hear back either way.

Education

B.Tech, Computer Science and Engineering

CMR University, Bangalore · 2022 — 2026

Projects

OTT Customer Churn & Revenue Dashboard

github.com/Sachin7Dhoni/ott-churn-dashboard

Social Media Engagement Analysis

github.com/Sachin7Dhoni/social-media-engagement

ClosetIQ Outfit Recommendation System

github.com/Sachin7Dhoni/closetiq

Contact details

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