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Varun Chaubey

Power BI Developer | SQL | ETL | API Integration

I build automated dashboards using real-world data that reduce manual reporting and improve business decisions.
2.5+ Years Experience | 50K+ Data Handling | KPI Dashboards

2.5+
Years Exp.
8+
Projects
15h
Saved/Week
25%
Perf. Boost
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Varun Chaubey - Data Analyst and BI Developer
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Power BI SQL Python Azure Data Factory Snowflake Tableau Looker Studio Power Apps API Integration Excel Power BI SQL Python Azure Data Factory Snowflake Tableau Looker Studio Power Apps API Integration Excel
About Me

Power BI Developer with real data experience

I am a Power BI Developer with 2.5+ years of experience working on real business data.

I have built end-to-end data solutions — from API data extraction to PostgreSQL database management to Power BI dashboards.

My focus is on building scalable dashboards that solve real business problems like revenue tracking, conversion analysis, and performance monitoring.

Power BIDAX, data modeling, KPI dashboards, drilldowns, and business reporting.
SQLCTEs, window functions, optimization, and analytics-ready datasets.
ETLAPI extraction, transformation logic, PostgreSQL storage, and refresh workflows.
Business KPIsRevenue, conversion, department performance, sales, and operations monitoring.
Hiring Proof

Why hire Varun

A BI profile built around measurable business impact: cleaner pipelines, faster reporting, executive-ready dashboards, and stakeholder-friendly analytics delivery.

Automation first

Reduced repetitive reporting by 15 hours/week using Python, APIs, SQL, and Power BI refresh workflows.

Data engineering mindset

Built incremental sync logic and handled 50K+ records with PostgreSQL-backed reporting pipelines.

Performance focused

Optimized SQL and BI models to improve dashboard and query performance by 25%.

Business aligned

Turns stakeholder questions into KPI dashboards for revenue, conversion, marketing, and operations decisions.

Career

Work Experience

Senior BI Developer

Gleuhr Wellness Pvt. Ltd. · Chandigarh  ·  Sep 2025 – Present
  • Led design of scalable star-schema models integrating revenue, bookings, and performance metrics.
  • Built automated API-to-Power BI pipeline using Python and PostgreSQL, eliminating manual work.
  • Implemented incremental data sync logic with automated insert/update handling for 50K+ records.
  • Developed executive KPI dashboards tracking revenue, conversion rates, and department performance.

BI Analyst

Adglobal360 India Pvt. Ltd. · Apr 2024 – Sep 2025
  • Automated analysis of 10,000+ JSON files daily using Python.
  • Integrated APIs into workflows, saving 15 hours per week.
  • Built real-time dashboards for marketing performance tracking.

BI Consultant

Varahe Analytics Pvt. Ltd. · Jul 2023 – Apr 2024
  • Built interactive Power BI dashboards for actionable insights.
  • Optimized SQL queries, boosting performance by 25%.
  • Collaborated with stakeholders to translate data into strategy.
Tech Stack

Business Intelligence Skills

Tools and workflows I use to move data from raw sources into reliable dashboards, automated reports, and business KPIs.

Power BI Development

DAXPower QueryData ModelingStar SchemaKPI CardsDrillthroughBookmarksTooltipsRLSDashboard UX

Used for: executive dashboards, revenue tracking, conversion funnels, and department performance reports.

SQL & Databases

SQLPostgreSQLSnowflakeCTEsWindow FunctionsJoinsIndexing BasicsQuery OptimizationViewsData Validation

Used for: analytics-ready datasets, KPI logic, performance tuning, and 50K+ record reporting workflows.

ETL & Automation

PythonpandasrequestsJSONCSV/Excel ProcessingData CleaningIncremental LoadScheduled ScriptsError HandlingLogging

Used for: API-to-database pipelines, automated reporting, and repetitive workflow reduction.

API Integration

REST APIsPostmanAuthenticationPaginationJSON ParsingAPI TestingData ExtractionRefresh LogicEndpoint Validation

Used for: pulling live business data into PostgreSQL and Power BI dashboards.

Cloud & BI Deployment

Power BI ServiceAzure Data FactoryWorkspace ManagementGateway SetupScheduled RefreshAccess ControlDataflowsDeployment Checks

Used for: publishing reports, managing refreshes, and keeping dashboards available for stakeholders.

Business Analytics

Revenue AnalysisSales KPIsConversion FunnelOperations MetricsMarketing PerformanceTrend AnalysisExcelLooker StudioTableauPower Apps

Used for: translating business questions into metrics, dashboards, and decision-ready insights.

Credentials

Certifications

Google Data Analyst

Google Data Analyst

View ↗

Google Data Analyst

Issued by Google via Coursera — covers data cleaning, SQL, R and Tableau visualisation.

View Certificate ↗
Power BI Master Class

Power BI Master Class

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Power BI Master Class

Advanced DAX, Power Query, data modelling and enterprise dashboard best-practices.

View Certificate ↗
SQL

SQL Certification

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SQL Certification

Complex queries, CTEs, window functions, indexing & performance tuning at advanced level.

View Certificate ↗
Portfolio

Selected Case Studies

Dashboards built to answer real business questions across mobility, food delivery, finance, elections, weather APIs, and consumer analytics.

CRM Analytics Dashboard

Power BI dashboard connected to PostgreSQL with API-based CRM data pipeline.

Problem

Business had no clear visibility on sales, appointments, and conversion.

Solution

Built a Power BI dashboard connected to PostgreSQL with an API-based data pipeline.

Features
  • Revenue tracking
  • Conversion funnel
  • Department-wise performance
Result: Reduced manual reporting effort by ~60% and enabled faster business decision making.

Revenue & KPI Dashboard

Automated KPI dashboard for revenue trends, monthly growth, and top performers.

Problem

Manual Excel reporting was slow, inconsistent, and difficult to review daily.

Solution

Automated dashboard with KPI cards, trends, filters, and executive reporting views.

Features
  • Revenue trends
  • Top performers
  • Monthly growth
Result: Reduced reporting time from hours to minutes.

ETL Pipeline: API to DB to Dashboard

End-to-end flow extracting API data, storing it in PostgreSQL, and reporting in Power BI.

Problem

Data was scattered across APIs and not structured for reporting.

Solution

Extracted data using APIs, stored it in PostgreSQL, and built a dashboard on top.

Features
  • API extraction
  • PostgreSQL storage
  • Power BI reporting layer
Result: Automated the full data pipeline and handled 50K+ records efficiently.
Dashboard Gallery

Additional Power BI dashboards with live demo links.

Power BI · SQL
OLA ride analysis dashboard

OLA Ride Analysis

MobilityOperations

Ride demand, cancellations, and utilization dashboard for operational decisions.

  • Modeled trip KPIs across booking status, revenue, distance, and vehicle type.
  • Surfaced ride patterns that can support +10% efficiency.
Live Demo
Power BI · Python
Blinkit delivery performance dashboard

Blinkit Dashboard

DeliveryRetail

Delivery time and outlet performance analysis for faster fulfillment decisions.

  • Tracked delivery, sales, outlet, and product-level performance in one report.
  • Highlighted delay drivers tied to 20% overhead reduction opportunities.
Live Demo
Power BI · SQL
Zomato restaurant insights dashboard

Zomato Analysis

Food TechMarket Insights

Restaurant discovery, ratings, and location insights for marketplace visibility.

  • Analyzed cuisines, city performance, pricing, ratings, and customer preference signals.
  • Built views to improve restaurant insight visibility by 15%.
Live Demo
Power BI · Python
Election analytics dashboard

Election Dashboard

Public DataStakeholders

Constituency and party-level performance dashboard for strategic review.

  • Created interactive drilldowns across geography, parties, candidates, and vote share.
  • Packaged real-time style insights for key stakeholder decisions.
Live Demo
Power BI · SQL
ATM transaction monitoring dashboard

ATM Transaction Analysis

BankingMonitoring

Transaction volume, uptime, and location performance monitoring dashboard.

  • Built metrics for withdrawals, transaction failures, usage trends, and branch-level activity.
  • Improved monitoring workflow visibility by 12%.
Live Demo
Power BI · Python
IPL match statistics dashboard

IPL Dashboard

SportsEngagement

Match, player, and team analysis for fan-facing cricket storytelling.

  • Mapped performance patterns across teams, seasons, venues, and player stats.
  • Designed interactive views for fan engagement insights.
Live Demo
Power BI · API
Live weather API dashboard

Live Weather Forecasting

APIReal Time

API-powered weather dashboard for current conditions and forecasting signals.

  • Connected live weather feeds and transformed JSON data for dashboard consumption.
  • Enabled real-time tracking across key weather metrics.
Live Demo
Power BI · Python
Spotify listening behavior dashboard

Spotify Analysis

ConsumerBehavior

Listening behavior dashboard for playlist, artist, and preference analysis.

  • Compared tracks, artists, popularity, and audio features for user preference patterns.
  • Translated listening patterns into smarter recommendation insights.
Live Demo
Recognition

Achievements

Corona Yodha

🏅 Corona Yodha Samman

MBA

🎓 MBA Academic Excellence

Youth Voice

📰 Youth Voice Feature

Article

📖 Article Publication

Chhath Puja

📰 Article on Chhath Puja

Hire Varun

Ready for BI impact

Available for Data Analyst, BI Developer, Power BI Developer, and freelance dashboard or automation work. Need a Power BI dashboard, SQL pipeline, or Python automation? Let's turn your data into decisions.

Fast Turnaround
NDA Available
Unlimited Revisions
Dedicated Support
100% Satisfaction

Power BI Dashboard

Custom interactive dashboards turning raw data into executive-ready insights.

  • Up to 5 report pages
  • DAX measures & KPIs
  • Mobile-responsive design
  • 1-month support included
⭐ Most Popular

Full BI Solution

End-to-end: SQL + Python + Power BI + Azure cloud deployment.

  • Data modeling & SQL pipeline
  • Python ETL automation
  • Azure cloud deployment
  • 3-month support & training

Python Automation

Automate repetitive data tasks — reports, scraping, cleaning, scheduling.

  • Data scraping & cleaning
  • Automated reporting scripts
  • Email/WhatsApp alerts
  • Full source code delivered

Free Consultation

60-minute 1-on-1 video call to discuss your data challenge and roadmap.

  • 60-minute video session
  • Strategy & tool advice
  • Written action plan after
  • Recording shared post-call
How it Works

Simple Process

01

Book a Call

Fill out the form or message on WhatsApp. First consultation is always free.

02

Discuss Project

We discuss your data, goals, timeline and I give you a clear scope and pricing.

03

I Get to Work

I build your solution with regular updates and check-ins at each milestone.

04

Deliver & Support

Final delivery with full handover, documentation, and ongoing support.

Book Now

Schedule Your Appointment

Contact Details

WhatsApp+91 94737 33774
Emailvarunchaubeywork@gmail.com
LinkedInlinkedin.com/in/varunchaubey
Response TimeWithin 2–4 hours

Currently available for new freelance projects. First consultation is free — no strings attached.

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Production Work

What I've Built in Production

Real business work focused on reporting automation, scalable models, and decision-ready Power BI dashboards.

50K+ record dashboards

Built dashboards handling 50K+ records for business reporting and performance monitoring.

API + PostgreSQL ETL

Automated ETL pipelines using APIs, Python, PostgreSQL, and scheduled refresh logic.

Star-schema models

Designed scalable star-schema data models for clean relationships and faster dashboard performance.

Sales & ops KPIs

Created KPI dashboards for sales, revenue, conversion analysis, departments, and operations.

Looking for a Power BI / Data Analyst role.

Open to immediate opportunities. Let's connect and discuss how I can help with dashboards, ETL, SQL, and business reporting.

Connect on LinkedIn
Questions

Frequently Asked

How quickly can you start my project?
I typically start within 2–3 business days of onboarding. For urgent requirements, same-week starts are possible — just mention it in your booking form.
Do you work with international clients?
Yes! I work with clients across India, UAE, UK, and the US. Payments via UPI, bank transfer, PayPal, or Wise. All meetings over Zoom/Google Meet/WhatsApp.
What data sources do you work with?
Excel, Google Sheets, SQL databases (MySQL, PostgreSQL, SQL Server), REST APIs, Azure, Salesforce, SAP, and more. Book a free call and we'll figure it out together.
How do payments work?
Under ₹10,000: full upfront. Larger projects: 50% upfront, 50% on delivery. I send a simple invoice — UPI, bank transfer, PayPal all accepted.
Do you offer revisions?
Yes — unlimited revisions within the agreed scope. Post-delivery bug fixes covered free for 30 days.

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Let's work
together.

Have a data challenge or project idea? I turn complex data into clear business decisions. Let's connect.

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