Top Rated Freelancer with 27,600+ hours and 600+ successful projects on Upwork.
I help businesses build accurate sales pipelines, clean data systems, and scalable research workflows that actually drive results โ not just spreadsheets.
๐ก What I Do
I combine lead generation + data + research + annotation to support both sales teams and data-driven projects.
โ B2B Lead Generation & Prospect List Building
โ LinkedIn & Email Outreach (Manual + Tools)
โ Web Research & Market Research
โ Data Entry, Data Mining & Data Enrichment
โ CRM Data Entry & Management (HubSpot, Salesforce, Zoho, Pipedrive)
โ AI Data Annotation & Data Labeling (Image, Text, NLP)
โ General Research & Large-Scale Data Projects
โ Virtual Assistance & Admin Support
๐ฏ How I Work (What Makes Me Different)
I donโt just deliver data โ I deliver usable, clean, decision-ready data.
โข Manual verification for high accuracy
โข Structured workflows & clear documentation
โข Fast turnaround without compromising quality
โข Ability to handle small tasks โ large ongoing projects
โข Available as solo expert or team-based support
๐ Experience Snapshot
โข 27,000+ hours worked on Upwork
โข 600+ completed projects
โข Long-term clients across US, UK, Canada, Australia & Europe
โข Strong track record in lead generation + research-heavy projects
๐ Tools & Platforms
LinkedIn Sales Navigator โข Apollo โข ZoomInfo โข Snov io
HubSpot โข Salesforce โข Zoho โข Pipedrive
Google Sheets โข Excel โข Data scraping & automation tools
Annotation Tools: Labelbox โข CVAT (or similar)
โญ What You Can Expect
โ High-quality, verified data (no junk leads)
โ Clear communication & fast response
โ Reliable delivery on deadlines
โ Long-term support mindset
๐ค Letโs Work Together
If you need help with lead generation, data entry, research, or AI annotation projects, I can support you with accuracy, speed, and consistency.
๐ Click โInviteโ and letโs discuss your project.
๐ to find me you can search:
B2B Lead Generation, Lead Generation, Prospect List Building, Contact List Building, Email List Building, Sales Prospecting, Appointment Setting, LinkedIn Lead Generation, LinkedIn Outreach, Email Outreach, Cold Email Campaigns, Account-Based Marketing (ABM), Data Mining, Data Extraction, Data Scraping, Web Scraping, Data Collection, Data Enrichment, Data Cleansing, CRM Data Entry, CRM Management, HubSpot CRM, Salesforce CRM, Zoho CRM, Pipedrive CRM, Web Research, Internet Research, Market Research, Company Research, Contact Research, Online Research, Competitive Research, Business Research, Data Entry, Excel Data Entry, Google Sheets, Data Processing, Data Analysis Support, Virtual Assistant, Admin Support, AI Data Annotation, Data Labeling, Image Annotation, Text Annotation, NLP Annotation, Data Tagging, Content Moderation, Dataset Preparation, General Research Projects
Lead Generation
Data Entry
HubSpot
Market Research
Social Media Lead Generation
Lead Generation Content Creation
LinkedIn Sales Navigator
Email List
Data Extraction
Company Research
Online Research
Prospect List
Email Communication
Data Mining
B2B Marketing
Karthik R.
Chennai, India
$15/hr
4.7
82 jobs
โ ABOUT ME:
I am a Professional Full Time Freelancer. I have 8+ years of experience working on Windows/Linux server administration, CICD Devops ,AWS, Azure, windows/Linux troubleshooting, HyperV, proxmox servers, DNS records mapping, IIS, Domains and DNS records management, active directory, web server, webhosting, databases administrations and Mail server implementations, administrations for the mail services MS Office365, Gsuite, Zimbara and postfix .
โ WHY ME?
โข Full-time Professional โ I work on Upwork as a full-time freelancer. I take every project seriously and I am highly professional.
โข Highly responsive โ Iโll always get back to you in less than 02 hours.
โข 100% Client satisfaction โ I provide revisions and modifications even after our contract ends.
โข I provide accurate solutions and just as important, I can guide you to future prospects and put your project on the right track.
โข Good communication skills โ You will find me very friendly to talk to.
=========================================
#Windows Servers - clients
#Linux Server - clients
#Web servers - IIS, Apache, XAMPP, Nginx and Tomcat
#Database Servers - MSSQL, ORACLE, MYSQL, MongoDB
#Webhosting tools- Plesk, cPanel and CWP
#Cloud services providers - AWS, Azure, GCP, Digital Ocean, World stream, OVH Cloud, Hetzner and Hosting raja
#Hosting providers - Hostinger, Bluehost, Namecheap, Godaddy, Bigrock and Hostgator
#Active Directory - setup, users creation, Centralized Management, policy creation and enhanced Security
#Troubleshooting - L1, L2
Tools used
==============
Github, SVN
IIS,Apache,Tomcat,Nginx , Apache Kafka and Wordpress
SSH, RDP, VNC, Anydesk, Splashtop and screen connect
Mobaxterm,Toad,SSMS and Workbench
Plesk,WHM,Cpanel
Active Directory, IAM
Servicenow, Redmine, Microsoft Teams and Slack
Previous Clients Feedback:
1- "Karthik was an exceptional Upworker to deal with. He was responsive, communicative, knowledgeable and proactive at solving my urgent technical issue (my businesses website was down for an unknown reason) and I wouldn't hesitate to recommend him to anyone else seeking an excellent technical support specialist. Thank you Karthik!"
2- "Karthik went above and beyond to progress with a very difficult issue in a very short period of time. He is kind, hard-working, and knowledgeable."
3- "I recently had the pleasure of working with "Karthik Raja" on installing PMB Software project, and I must say it was an outstanding experience from start to finish. I highly recommend "Karthik Raja" to anyone seeking top-notch freelancing services."
4- "he provides ideas to solve our problems he is a best gem have ever met. He focused only in customer satisfaction. no negative reviews."
So why wait? Just invite me to your job on Upwork so we can discuss how to make your project a success. Letโs work together and get it done!!
Thanks,
Karthik
Microsoft IIS
Microsoft Windows
System Administration
TortoiseSVN
Database Management
Artiben Prashantbhai S.
Bhavnagar, India
$25/hr
4.7
529 jobs
I am an expert in Microsoft access mainly and Other office programs partially.
I have developed 700+ projects all over the world in various freelancer sites.
I have done Bachelor of Computer Applications.
I have got expertise in VBA and sql . I do mainly desktop applications.
I do vb.net and asp.net applications also
I can do office Add-ins also
Thanks for visiting my profile
Microsoft Access
Microsoft SQL Server
Database Design
Microsoft SQL Server Administration
ASP.NET
Microsoft Excel PowerPivot
Database Architecture
Data Management
Microsoft Word
Microsoft Outlook
Senthil P N.
Chennai, India
$80/hr
4.7
330 jobs
โ โ TOP-RATED
With 20+ years of experience in SQL and Database Engineering, I specialize in database programming, performance optimization, data migration, and automation. Having led digital transformation projects across BFSI, Healthcare, and SaaS domains, I bring deep technical precision and a results-driven approach. I ensure database ecosystems are secure, scalable, and high-performing, with a focus on tuning, modernization, and seamless data flow.
Beyond databases, my expertise extends to cloud migration (Azure, AWS, GCP), DevOps/DevSecOps, web and mobile application development, UI/UX design, and end-to-end technology consulting. Backed by my team at Kinitous LLP, I deliver full-stack, cloud-native solutions that drive innovation, operational efficiency, and sustainable growth.
๐พ Database & SQL Expertise
โข Expert in MS SQL Server, PostgreSQL, MySQL, SQLite, SQL Azure, MongoDB, No-SQL, etc...
โข T-SQL Programming โ Stored Procedures, Functions, Views, and Complex Queries
โข Query Optimization & Performance Tuning
โข ETL / SSIS / Data Migration (On-Prem & Cloud)
โข Database Architecture, Maintenance Plans, Backup & Recovery
โข High Availability Solutions โ Log Shipping, Replication, Clustering
โข Power BI, Crystal Reports, Data Analytics & Automation (VBA, Excel, C#)
โ๏ธ Cloud & DevOps
โข End-to-End Cloud Migration (Azure, AWS, GCP) โ Zero data loss transitions
โข Application Modernization โ Rehost, Re-platform, or Rebuild existing apps
โข Infrastructure & Data Center Modernization
โข DevOps / DevSecOps for Continuous Delivery and Security Integration
๐ฆ Domain Expertise
โข Banking & Capital Markets โ Reference Data Management, Trading & Asset Mgmt Apps
โข Healthcare โ EMR Optimization, Centralized Database Migrations
โข Wellbeing Platforms โ AI-driven Engagement, Analytics, and Automation
โ๏ธ Automation & Data Mining
โข SmartSheets โ SQL Integration
โข XML/JSON โ SQL Data Pipelines
โข Web Scraping & Fuzzy Matching
โข Excel/VBA Automation for Data Cleansing & Reporting
โข Data Mining & Preparation โ Extracting, deduping, and cleaning large datasets for analytics and migration
SQL
Database Programming
ETL
Microsoft SQL Server Programming
Lead Generation
Database Architecture
Data Cleaning
Query Tuning
MySQL
PostgreSQL
Microsoft Excel
iOS
Android App
Web Development
Full-Stack Development
Nagaraju B.
Hyderabad, India
$35/hr
4.3
188 jobs
๐น My Objective: Deliver Quick, Efficient Solutions with a Focus on Client Satisfaction.
๐น Expert on Microsoft .Net/Angular/MVC/SQL SERVER/DBA/SSIS/SSRS/SSAS/AZURE
๐น Expert on BI Reporting-PowerBI/Tableau/ZOHO Analytics/Databox/SAP Crystal Reports
๐น Strong R&D Skills & ability to quickly adapt to new technologies
๐น Over 15 years of experience on Microsoft Technologies
โก ABOUT ME โฌ
I am a seasoned technology professional with over 15 years of experience and working as FULL TIME FREELANCER, specializing in Microsoft .Net/Angular/MVC/SQL Server and BI Reporting and working as a MS SQL Server database/BI Developer and Experience in developing the MSBI (SSIS, SSRS, SSAS) applications. Also, Expert on BI Reporting(PowerBI/Tableau/ZOHO Analytics/Databox), MS SQL Server Optimization/Performance Tuning/Replication/Clustering/High Availability, ETL/Data Warehouse(DW) design/development, MS Excel/VBA/Access. Also, Experience on Cloud Microsoft AZURE VM/SQL Server/SQL Managed Instance administration and maintenance, Migration on-premises to Azure, optimization of resources and cost reduction.
โก SKILLS EXPERTISE โฌ
โ - .Net desktop and web applications development using angular/MVC
โ - SQL Server Database Architecture/Design/T-SQL development/DBA
โ - Performance tuning- Server performance (settings/configurations)
โ - Performance tuning- Scripts performance (Scripts/Stored procedures/views/functions)
โ - Automatization of T-SQL Scripts to optimize the manual process
โ - Extract, Transform & Load (ETL) - SSIS (development,maintenance/troubleshooting)
โ - SSRS (developing reports,maintenance/troubleshooting)
โ - SSAS (developing multi dimensional/tabular cubes,maintenance/troubleshooting
โ - AZURE portal maintenance/VMโs creation/SQL MI serverโs/Maintenance
โ - Migrating servers from on premises to AZURE cloud environment
โ - Migrating old databases versions to latest versions
โ - PowerBI/Tableau/ZOHO Analytics/Databox/SAP Crystal Reports/Excel/VBA/Access
โ - Database Maintenance, 24/7 Monitoring Support
โ - Quick grasping of new products and adaptation to new environment
โ - Ability to learn new technologies and deliver high quality services and tasks
โก TECHNOLOGIESโฌ
โ - Operating Systems :- Windows Server 2008/2012/2016/2019/2022
โ - Databases :- Microsoft SQL Server versions from 2008R2 to SQL2022
โ - Microsoft Business Intelligence :- SSIS,SSAS,SSRS,Master Data Services(MDS), Power BI
โ - Programming Languages :- VB, VB.Net, C#. Net
โ - Tools :- JIRA,TFS , VSS, MS Office tools, GitHub
Microsoft SQL Server
Microsoft Power BI
SQL Server Integration Services
Microsoft SQL Server Administration
Microsoft Azure
Microsoft SQL SSAS
Data Warehousing
Database Administration
Microsoft Power BI Data Visualization
Microsoft Power BI Development
Microsoft Azure SQL Database
Microsoft Azure Administration
Performance Optimization
Transact-SQL
Python
Looker
Looker Studio
Tableau
Microsoft Power Automate
Microsoft PowerApps
Tarun L.
Delhi, India
$8/hr
4.9
160 jobs
Hello, my name is Tarun , With 9+ years of experience in web development, I help businesses build, optimize, and scale high-performance websites across multiple CMS platforms.
If your requirements match the services listed below, you're in the right place โ just drop me a message for a fast and reliable solution.
๐ช๐ข๐ฅ๐๐ฃ๐ฅ๐๐ฆ๐ฆ
โข Website development (from scratch)โจ
โข Theme & plugin customization / developmentโจ
โข Elementor, Gutenberg, ACF, WPBakery, Divi, Beaver Builder & other page builders
โข WooCommerce (store setup, payment, shipping)โจ
โข Landing pages & funnel setupโจ
โข Website redesign & UI/UX improvementsโจ
โข Website speed optimization (Core Web Vitals, 90+)โจ
โข Malware removal & security hardeningโจ
โข SEO setup (on-page, technical, schema)โจ
โข API integrations & custom functionalityโจ
โข Website migration (any platform โ WordPress)โจ
โข Hosting setup (Hostinger, cPanel, VPS, AWS)โจ
โข Domain, DNS, SSL & email setupโจ
โข Backup, staging & restore setupโจ
โข Bug fixing, error fixing & maintenanceโจ
โข Multilingual setup (WPML, Polylang)
๐ฆ๐ค๐จ๐๐ฅ๐๐ฆ๐ฃ๐๐๐
โข Full website design & customizationโจ
โข Template customization & layout fixesโจ
โข Custom CSS & code injectionโจ
โข Mobile responsiveness fixesโจ
โข Speed optimization & performanceโจ
โข Blog & content setupโจ
โข eCommerce setup (products, payments, shipping)โจ
โข SEO & metadata setupโจ
โข Domain, DNS & email setupโจ
โข Migration to/from Squarespaceโจ
โข Third-party integrationsโจ
โข Bug fixing & maintenance
๐ช๐๐๐๐๐ข๐ช
โข Figma / PSD / XD to Webflowโจ
โข Custom website developmentโจ
โข CMS collections & dynamic contentโจ
โข Advanced animations & interactionsโจ
โข Landing pages (conversion-focused)โจ
โข SEO structure & optimizationโจ
โข Speed optimization & performanceโจ
โข Webflow eCommerce setupโจ
โข Custom code (HTML, CSS, JS)โจ
โข Migration to Webflowโจ
โข Hosting, domain & DNS setupโจ
โข Integrations (Zapier, HubSpot, etc.)โจ
โข Maintenance & updates
๐ฆ๐๐ข๐ฃ๐๐๐ฌ
โข Shopify store setup (AโZ)โจ
โข Theme customization & Liquid developmentโจ
โข Custom sections & feature development
โข Product upload & store management
โข Payment gateway & shipping setup
โข App integrations (DSers, Zapier, etc.)
โข Conversion rate optimization (CRO)
โข Speed optimization & performance
โข SEO optimization (products, collections)
โข Store redesign & UX improvements
โข Migration to Shopify
โข Domain, DNS & hosting setup
โข Bug fixing & maintenance
๐ช๐๐ซ
โข Wix website design & development
โข Wix Studio & Editor customization
โข Wix Velo (custom coding)
โข Dynamic pages & CMS
โข eCommerce setup
โข SEO & speed optimization
โข Mobile optimization
โข Migration & redesign
โข Domain & hosting setup
โข Third-party integrations
โข Bug fixing & maintenance
๐ง ๐๐๐ฉ๐๐ก๐๐๐ / ๐๐๐-๐๐ก-๐ข๐ก๐ ๐ฆ๐๐ฅ๐ฉ๐๐๐๐ฆ
โข Website audit & consultation (before development)โจ
โข Figma / PSD / XD to website (pixel-perfect)โจ
โข Website speed optimization (any platform)โจ
โข Hosting setup & server optimizationโจ
โข Website migration (zero downtime)โจ
โข Malware removal & security setupโจ
โข Fix hacked / broken websitesโจ
โข API integrations & automationโจ
โข Third-party tools integrationโจ
โข Performance & conversion optimizationโจ
โข Long-term maintenance & support
Send me your project details, and Iโll suggest the best possible solution.
Thanks & regards,
Tarun Latwal
JavaScript
PHP
CSS
WordPress
HTML
MySQL
Wix
Squarespace
Bootstrap
Layout Design
Webflow
Website Redesign
Website Migration
Website Content
Website Maintenance
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