Freelance Data Scientists in MaharashtraFreelance Data Scientists in Maharashtra
ProjectsPeople
Abu Aasif Ansari's avatar
Abu Aasif Ansari
Bhiwandi, India
I build AI agents & internal tools that act on data
12
Followers
I build AI agents & internal tools that act on data
Cover image for I specialize in data cleaning and preprocessing, ensuring yo...
I specialize in data cleaning and preprocessing, ensuring your spreadsheets or databases are accurate, well-formatted, and ready for analysis or reporting. What Ill do for you: Remove duplicates, nulls, and inconsistencies Standardize date, text, and numeric formats Fix spelling/case issues Split/merge columns (e.g., names, addresses) Convert file formats (CSV Excel SQL) Python or SQL-based advanced cleaning (if required) Supported formats: Excel, CSV, Google Sheets, SQL dumps Clean, fast & confidential service 100% satisfaction guaranteed Message me before ordering so I can understand your dataset and goals!
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Cover image for Data Analytics Project – Subscription Model Analysis (SQL & ...
Data Analytics Project – Subscription Model Analysis (SQL & Power BI) Analyzed a subscription-based business model for Foodie-Fi (TastyStream), a digital platform offering on-demand global cuisine content. The objective was to understand customer journeys, subscription transitions, and revenue performance using SQL and Power BI. Key Contributions & Insights: Segmented customers based on trial-to-paid and plan transitions. Analyzed free trial behavior and conversion patterns. Evaluated revenue performance across subscription plans. Built interactive dashboards in Power BI for actionable insights. Tools Used: MYSQL, Power BI Outcome: Delivered a clear, insight-driven dashboard supporting data-driven decisions in a subscription-based business.
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Cover image for 🚀 SQL & Tableau Project | Sales Analytics Dashboard To prac...
🚀 SQL & Tableau Project | Sales Analytics Dashboard To practice real-world analytics, I built an interactive Sales Analytics Dashboard using SQL & Tableau to analyze sales performance and customer behavior. 🔹 Dataset Highlights OrderID, CustomerID, Product, Category, Sales, Quantity, Discount, Profit, Region, OrderDate 🔹 Dashboard Coverage • Sales overview: Total Sales, Profit & Orders • Product performance: Top-selling products & category insights • Monthly sales trends 🔹 Tools Used • SQL • Tableau 🔹 Key Insights • A small customer segment drives most revenue • Certain product categories consistently outperform others • Clear seasonal sales patterns 🔹 What I Learned • Writing efficient SQL queries for analysis • Translating numbers into business-friendly visuals • Designing dashboards that support data-driven decisions
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Cover image for Ask My Docs — RAG-Based AI Chat Agent
Ask My Docs — RAG-Based AI Chat Agent
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Data Scientist(3)
Umar Shaikh's avatar
Umar Shaikh
Pune, India
Data Scientist, Backend Engineer, Data Analyst
10
Followers
Data Scientist, Backend Engineer, Data Analyst
Cover image for Proud to share that I’ve earned the Oracle Cloud Infrastruct...
Proud to share that I’ve earned the Oracle Cloud Infrastructure (OCI) 2025 Certified Data Science Professional certification (https://tinyurl.com/dsmlaidl) — issued by Oracle. This certification validates my expertise in Machine Learning (ML) | Data Science | Artificial Intelligence (AI) | Cloud Computing, showcasing my ability to design, build, deploy, and manage end-to-end ML solutions using OCI Data Science and Oracle AI Services. 💡 Core Expertise: 🔹 Scalable ML pipelines on OCI Data Science 🔹 AI, MLOps, and Cloud best practices for model optimization 🔹 Leveraging OCI Data Flow, Data Catalog, and AI Services for automation 🔹 Skilled in Python | TensorFlow | Scikit-learn | OCI SDKs for production-grade workflows 💪 Passionate about applying ML | Data Science | AI | Cloud Innovation to drive real business transformation.
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Cover image for Fraud_Transaction_Detection-Fraud_Finder_ID12254…
Fraud_Transaction_Detection-Fraud_Finder_ID12254…
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Cover image for International Debt Statistics - PPG Bilateral Debt
International Debt Statistics - PPG Bilateral Debt
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Cover image for main_palmer_penguin_EDA_2024-project
main_palmer_penguin_EDA_2024-project
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Data Scientist(3)
Khan Nakhat's avatar
Khan Nakhat
Mumbai, India
Founder at NextGen Annotator | AI Data Annotation | QA.
New to Contra
Founder at NextGen Annotator | AI Data Annotation | QA.
Cover image for 🚀 Scaling Your AI Models
🚀 Scaling Your AI Models or Data Operations? Let Our Team of 40 Handled the Heavy Lifting! Hey Contra Community! 👋 Are you struggling to keep up with massive datasets, messy annotations, or slow image verification pipelines? If you are an AI startup, tech agency, or enterprise looking for a reliable partner to handle high-volume data tasks, we are here to help! I manage a structured, fully trained team of 40 data annotation and QA specialists ready to deploy immediately. ⚙️ What We Bring to the Table: Massive Volume, Fast Delivery: With 40 people working in sync, we can process thousands of images, posts, or data rows daily without breaking a sweat. Flawless Quality Control: We don’t just annotate; we implement a strict internal QA layer to ensure 99%+ accuracy before final delivery. Versatile Expertise: Experienced in Image QA/Review (like matching AI outputs to inputs), Data Labeling (Bounding boxes, tagging), and Large-scale Data Entry (CSV/Sheets management). 💼 Flexible Setup: Whether you have a 1-week urgent sprint or need an ongoing monthly workforce, we scale according to your project requirements. Let's remove the bottleneck from your operations. DM me directly to discuss your project requirements or to set up a quick sample/pilot task! Let’s build something great together. 📈
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Cover image for 🚀 Looking for Large-Scale Data
🚀 Looking for Large-Scale Data Annotation or Bulk Image QA Projects! Hello Contra Community! 👋 I manage a highly efficient, dedicated team of 40 experienced data annotation and visual QA specialists. We are fully equipped to handle bulk workloads with top-tier accuracy and fast turnaround times. What We Specialize In: 🖼️ Image QA & Review: Evaluating AI-generated outputs against source images (bounding boxes, tagging, and multi-outcome classification). 🏷️ Data Annotation & Labeling: Large-scale categorization, metadata tagging, and object recognition. 📋 Bulk Data Entry & Verification: Managing and organizing massive datasets seamlessly into structured formats (CSV, Sheets, etc.). Why Partner With Us? Scalability: With 40 trained specialists, we can scale up immediately to meet tight deadlines and high volumes. Quality Assurance: Dual-layer review process to ensure 99%+ accuracy before final delivery. Flexible Models: Ready for short-term pilot tasks or long-term ongoing contract operations. If your company, AI startup, or agency is looking to outsource large annotation or image vetting pipelines, let’s connect! DM me directly or invite us to your project. 💼 My email: k.nazish2924@gmail.com (mailto:k.nazish2924@gmail.com)
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Cover image for Designed a premium brand wallpaper
Designed a premium brand wallpaper for Oz Golden Rush using Meta AI for custom assets and Canva for professional typography. The design focuses on a luxury aesthetic (Gold & Swiss watches) to align with the brand's identity as Australia's first mobile pawn broker.
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Cover image for "I just finished building this
"I just finished building this Dynamic Task Tracker in Excel! 📊 To make project management easier, I’ve added: ✅ Visual Status: Green/Yellow/Red indicators for instant updates. ✅ Progress Bars: Automated bars to show task completion at a glance. ✅ Organized Workflow: Structured by priority and deadlines. If you need help organizing your business data or creating custom Excel dashboards, I’m available for new projects! 🚀"
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Data Scientist(2)
Shudhanshu Nandeshwar's avatar
Shudhanshu Nandeshwar
Nagpur, India
full stack developer creating the interactive application
New to Contra
full stack developer creating the interactive application
Cover image for Excel Data & Spreadsheet Services I
Excel Data & Spreadsheet Services I provide professional Microsoft Excel and spreadsheet services to help organize, manage, analyze, and present your data efficiently. I can create clean and well-structured spreadsheets for personal, business, academic, and professional requirements. My Excel services include: 📊 Data Entry & Data Cleaning 📋 Spreadsheet Formatting 🔢 Formulas & Functions 📈 Charts & Graphs 📑 Tables & Reports 🔍 Data Sorting & Filtering 📊 Pivot Tables 📉 Basic Data Analysis 🧮 Automated Calculations 📁 Excel File Organization 📌 Dashboard Creation 🔄 PDF/Image to Excel Conversion 🛠️ Fixing & Improving Existing Excel Sheets I focus on accuracy, clean formatting, organized data, and on-time delivery. Whether you need a simple spreadsheet or a professional Excel report, I can help turn your raw data into a clear and useful document. Send me your Excel requirements, and I'll help you create a clean, accurate, and professional spreadsheet.
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Cover image for I am a passionate Full-Stack
I am a passionate Full-Stack Developer who builds modern, responsive, and user-friendly web applications from frontend to backend. I work with technologies such as HTML, CSS, JavaScript, React, Node.js, Python, Django, Flask, Java, Spring Boot, SQL, MongoDB, and Firebase. I can develop complete web applications with responsive UI, REST APIs, authentication, database integration, admin dashboards, real-time features, and secure backend systems. Whether you need a business website, portfolio, dashboard, e-commerce application, management system, or custom web application, I focus on writing clean, scalable, and maintainable code while delivering a smooth user experience. Services I provide: 🌐 Responsive Website Development ⚛️ React Frontend Development 🖥️ Backend & REST API Development 🗄️ SQL & NoSQL Database Integration 🔐 Authentication & Authorization 📊 Admin & Management Dashboards 🔄 API Integration 🚀 Full-Stack Web Application Development 🐛 Bug Fixing & Performance Optimization 📱 Mobile-Friendly Web Design Let's turn your idea into a fast, functional, and professional web application.
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Cover image for hospital management dashboard
hospital management dashboard
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Cover image for building the interactive login page
building the interactive login page
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Data Scientist(1)
Sarbjot Singh's avatar
Sarbjot Singh
Pimpri-Chinchwad, India
Power BI Expert | Turning Raw Data into Actionable Insights
Power BI Expert | Turning Raw Data into Actionable Insights
Cover image for I’m excited to share my
I’m excited to share my latest Data Analytics project where I analyzed Customer Shopping Behavior to uncover trends in sales, demographics, and purchasing habits.This project was a great exercise in building a complete data pipeline. The Tech Stack: Python (Pandas & NumPy): Used in Jupyter Notebooks for initial data exploration and statistical analysis. PostgreSQL: Utilized for rigorous data cleaning, querying, and structuring the dataset for analysis. Power BI: Built an interactive dashboard to visualize key metrics like seasonal trends, subscription impacts, and category performance. Project Highlights: ✅ Data Cleaning: Leveraged PostgreSQL and Pandas to handle missing values and standardize categorical data.
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Cover image for Data Analytics Project | BlinkIT
Data Analytics Project | BlinkIT Grocery Sales Analysis Excited to share my latest Data Analytics project ,where I analyzed BlinkIT Grocery Sales Data and delivery data to uncover meaningful business insights 📈 📊 What I worked on: Analyzed sales performance across product categories, outlet types, sizes, and locations Identified top-performing item categories and customer preferences Studied the impact of outlet size, establishment year, and visibility on sales Converted raw data into actionable insights and business recommendations 💡 Key Insights: Fruits & Vegetables, Snack Foods, and Frozen Foods drive maximum sales FOR FULL PROJECT VIST GIT HUB –( https://lnkd.in/d34sdAPz )
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Cover image for Venezuela’s Oil Reserves Analysis Dashboard
Venezuela’s Oil Reserves Analysis Dashboard 📊 I am excited to share my latest data analytics project focusing on the energy sector. Using a dataset covering 23 reservoirs, I designed a comprehensive dashboard to track production capacity and resource distribution in Venezuela. Key Features: ✅ Real-time Metrics: Tracking the 390.50 Billion total barrels in reserve. ✅ Granular Analysis: Production capacity breakdown by reservoir name and oil grade (Extra Heavy to Light). ✅ Stakeholder Mapping: Visualizing the production sum by major operators. Tools Used: [pandas(jupyter notebook)/mysql(for analysis and cleaning of data), Power BI / Excel(for building dashboard)] I’d love to hear your thoughts or feedback on the dashboard design! must visit my github for full project -( https://lnkd.in/dYKdZ8J2 )
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Cover image for Data Analytics Project | BlinkIT
Data Analytics Project | BlinkIT Grocery Sales Analysis Excited to share my latest Data Analytics project ,where I analyzed BlinkIT Grocery Sales Data and delivery data to uncover meaningful business insights 📈 📊 What I worked on: Analyzed sales performance across product categories, outlet types, sizes, and locations Identified top-performing item categories and customer preferences Studied the impact of outlet size, establishment year, and visibility on sales Converted raw data into actionable insights and business recommendations 💡 Key Insights: Fruits & Vegetables, Snack Foods, and Frozen Foods drive maximum sales Medium-sized outlets outperform others in overall revenue FOR FULL PROJECT VIST GIT HUB –( https://lnkd.in/d34sdAPz ) Feedback and suggestions are always welcome!
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Data Scientist(1)
Mansi Gaikwad's avatar
Mansi Gaikwad
Pune, India
Web Developer | Responsive Design & UI/UX Specialist
Web Developer | Responsive Design & UI/UX Specialist
Cover image for Project Title: Sentix AI: Global
Project Title: Sentix AI: Global Sentiment Intelligence Results & Impact: 1. Achieved a 92% F1-score by implementing domain-specific fine-tuning on diverse consumer datasets, ensuring high reliability in classification. 2. Engineered an Aspect-Based Sentiment Analysis (ABSA) module that decomposed reviews into granular attributes (performance, pricing, reliability), making trend tracking 15% more precise. 3. Optimized inference performance by 25% through model distillation and Docker-based containerization, enabling the system to handle thousands of concurrent requests. 4. Mitigated data bias by designing a robust pre-processing workflow including lemmatization and custom noise reduction, critical for handling global marketplace jargon.
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Cover image for End-to-End Strategic Framework: Developed a
End-to-End Strategic Framework: Developed a comprehensive 7-step social media game plan, transitioning from high-level SMART goal setting to granular weekly content execution. Data-Driven Audience Architecture: Engineered detailed consumer personas and competitor platform analyses to ensure content is tailored to specific demographic pain points and preferred communication modes. Balanced Content Ecosystem: Implemented a strategic 40/30/20/10 content mix—prioritizing education and inspiration—to build community trust while maintaining consistent promotional growth. Performance-Focused Iteration: Established a rigorous KPI tracking system (Awareness, Engagement, Conversions) alongside a "Lessons Learned" feedback loop to continuously optimize platform ROI.
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Cover image for Conversion-Centric Ad Creative: A minimalist,
Conversion-Centric Ad Creative: A minimalist, high-fidelity marketing asset designed for the premium kitchenware and gifting niche. Engagement Focused: Specifically built to drive "saves" and "clicks" by framing a functional household item as a transformative "aesthetic essential." Strategic Detail Integration: Combines beautiful lifestyle photography with a direct-to-retail CTA to reduce buyer friction and maximize ROI for e-commerce brands. Results Oriented: Features a functional footer link optimized for social commerce, designed to bridge the gap between aspirational browsing and direct purchase.
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Cover image for Social Proof Marketing Creative: A
Social Proof Marketing Creative: A high-conversion template designed for the e-commerce home decor and furniture industry. Engagement Focused: Built around the "Bought & Loved" narrative to drive organic saves and click-through rates (CTR) among decor-conscious audiences. Utility Highlights: Expertly displays product versatility through multi-view imagery, answering technical consumer questions through visual evidence. Results-Oriented Design: Optimized with a direct CTA to bridge the gap between aspirational browsing and direct e-commerce retail.
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Data Scientist(1)