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I'm Ranika Chauhan

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About Me

About Me

I'm Ranika Chauhan

Fresher Software Engineer | Data Analyst
Currently Data Annotator l Qualitas Global

B.Tech Computer Science graduate with hands-on experience in SQL, Python, Power BI, Tableau, and Excel for data analysis and visualization. Worked with 500,000+ records across projects, created KPI dashboards, performed data cleaning and validation, and used SQL to analyze trends and generate insights. Validated 1,000+ AI training datasets with 98%+ accuracy, demonstrating strong analytical, problem-solving, and data quality skills. Working for myself to improve my skills. Love to build Full-Stack Apps. Please Checkout My Github profile to see all my projects code.

age: 23

phone : +91 8429700616

email : ranikachauhan59@gmail.com

place : Pune,Maharashtra,India

Resume

Skills & Abilities

NodeJS
SQL
MongoDB
C++
C
CSS

My Education

Time Need's Time to Change the Time .

BTech in Computer Science and Engineering

Institute of Technology and Management | Gida Gorakhpur

2021-2025 ( 7.2 CGPA ) | Completed

12Th in PCM

Vertex Global School | Gorakhpur | CBSE BORD

2019-2021| Completed

10th

The Royal Academy Gorakhpur | CBSE

2017-2019 | Completed

Projects Made

Global Interactive Sales Dashboard

Global Interactive Sales Dashboard

Analyzed 500,000+ transactional records across 48 countries and built a centralized Power BI dashboard tracking 15+ business KPIs for stakeholder reporting. Optimized advanced SQL queries to reduce average query response time by 45%, improving dashboard performance on large-scale data.

View Code
Strava Fitness and Netflix Analytics Dashboards

Strava & Netflix Analytics Dashboards

Designed interactive KPI dashboards using Power BI and Python, analyzing 10,000+ workout records including distance, calorie burn, and session engagement, along with Netflix content distribution trends by genre and region.

View Code
Resume Match Analyzer

Resume Match Analyzer

Built an NLP-powered web application using Python, Scikit-learn, and NLTK to automate resume-to-job-description match scoring using TF-IDF vectorization and Cosine Similarity. The application provides real-time feedback and identifies the top 20 missing ATS keywords to help improve resume match rates.

Live Demo Code

Professional Experience

Data Annotator

Qualitas Global

April 2026 – June 2026

AI/ML data services company focused on data annotation, validation, and prompt evaluation for model training.

  • Analysed and validated 1,000+ AI/ML datasets against defined quality benchmarks, maintaining 98%+ accuracy and flagging trends and gaps to support process improvement.
  • Applied structured quality control and documentation practices, collaborating with cross-functional team members to resolve discrepancies and align on requirements.
  • Conducted analysis of AI response quality and prompt evaluation, documenting findings and recommendations for stakeholder review.
  • Delivered assigned work within defined turnaround times while maintaining confidentiality of client and project information.

Data Analyst Intern

Labmentix India

September 2025 – October 2025

Remote internship focused on data validation, reporting support, and data pipeline activities.

  • Used SQL and Python (Pandas, NumPy) to clean, validate, and analyse 10,000+ records, ensuring data integrity to support accurate reporting and business insights.
  • Performed data validation and quality checks to identify inconsistencies and improve the reliability of analytical outputs.
  • Supported reporting and data pipeline activities using structured data analysis and documentation practices.

Ranika's Portfolio

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quick links

home about skills education work experience

contact info

+91 8429700616

ranikachauhan59@gmail.com

Pune,Maharashtra, India

Designed with by Ranika Chauhan