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✅ 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 . ✅ WHY ME? • Full-time Professional – I work on Upwork as a full-time freelancer. I take every project seriously and I am highly professional. • Highly responsive – I’ll always get back to you in less than 02 hours. • 100% Client satisfaction – I provide revisions and modifications even after our contract ends. • I provide accurate solutions and just as important, I can guide you to future prospects and put your project on the right track. • Good communication skills – 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. Let’s work together and get it done!! Thanks, Karthik

I help businesses grow their Google rankings with safe, white-hat link building that focuses on long-term SEO results — not shortcuts that risk penalties. If your website has low authority, weak backlinks, or stagnant traffic, I can help you build a strong, natural backlink profile that improves visibility and trust. 🔹 My Link Building Services: ✔ Manual Profile Backlinks High-quality links created on trusted platforms with real profiles ✔ Web 2.0 Backlinks Authority-based properties to strengthen your backlink profile ✔ Citation & Directory Links Perfect for improving local SEO and brand signals ✔ Contextual & Niche-Relevant Links Built with relevance in mind for better SEO impact ✔ Balanced Link Profile Natural mix of dofollow + nofollow links 🔹 What Makes My Service Different: ✔ 100% manual work — no automation tools or spam software ✔ Focus on quality, relevance, and safety ✔ Links built on real websites (not low-quality farms) ✔ Custom strategy based on your niche and goals ✔ Transparent reporting with live URLs 🔹 What You Can Expect: ✔ Safe, Google-friendly SEO practices ✔ Gradual and sustainable ranking improvements ✔ Clear communication and on-time delivery ✔ Honest work — no false promises or unrealistic claims 🔹 Let’s Work Together: If you’re looking for reliable, safe, and effective link building, feel free to message me. I’ll be happy to discuss your project and suggest the best approach for your website.

#AWS, #Azure, #VMware #ManagedCloudServices (#MSP) #ServerAnd Email Migration #SLA 24/7/365 #Office365 Administration, #Exchange Administration #AWSDevOps, #AzureDevOps #ServerAdmin , #BackupSolutions, , #BackupMonitoring #ServiceNow #JIRAServiceDesk #Zendesk #Freshservice #ConnectWise #SolarWinds #ManageEngine #NinjaRMM #Kaseya #Atera #Automate PROFILE I am an experienced IT professional with over 9 years of expertise in system administration, specializing in server and desktop support. My skills include working with Microsoft Servers, Azure, and Citrix cloud services. I am also an expert in managing Office 365 and utilizing remote and RMM tools to provide efficient and effective IT solutions.

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 — not just spreadsheets. 💡 What I Do I combine lead generation + data + research + annotation to support both sales teams and data-driven projects. ✔ B2B Lead Generation & Prospect List Building ✔ LinkedIn & Email Outreach (Manual + Tools) ✔ Web Research & Market Research ✔ Data Entry, Data Mining & Data Enrichment ✔ CRM Data Entry & Management (HubSpot, Salesforce, Zoho, Pipedrive) ✔ AI Data Annotation & Data Labeling (Image, Text, NLP) ✔ General Research & Large-Scale Data Projects ✔ Virtual Assistance & Admin Support 🎯 How I Work (What Makes Me Different) I don’t just deliver data — I deliver usable, clean, decision-ready data. • Manual verification for high accuracy • Structured workflows & clear documentation • Fast turnaround without compromising quality • Ability to handle small tasks → large ongoing projects • Available as solo expert or team-based support 📊 Experience Snapshot • 27,000+ hours worked on Upwork • 600+ completed projects • Long-term clients across US, UK, Canada, Australia & Europe • Strong track record in lead generation + research-heavy projects 🛠 Tools & Platforms LinkedIn Sales Navigator • Apollo • ZoomInfo • Snov io HubSpot • Salesforce • Zoho • Pipedrive Google Sheets • Excel • Data scraping & automation tools Annotation Tools: Labelbox • CVAT (or similar) ⭐ What You Can Expect ✔ High-quality, verified data (no junk leads) ✔ Clear communication & fast response ✔ Reliable delivery on deadlines ✔ Long-term support mindset 🤝 Let’s 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. 👉 Click “Invite” and let’s discuss your project. 🔍 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

Seeking a challenging and responsible position That Will Impact the organization. Having extensive experience and knowledge in doing Admin supportive and Skilled works like Graphical designing Work with Canva, Photoshop, adobe Illustrator, etc, Data Entry, Date Conversions, WordPress, Power BI Desktop, Craigslist Posting, Google Slides, Powerpoint presentations, MS VISIO diagrams, Lucidchart Drawing, Draw.io Diagrams, Creatly drawings, eBook formatting as per Smashwords Style guide, Social Media Marketing (SMM), Youtube Marketing, Handling Shopify, eBay, Amazon, Flipkart account or Other eCommerce Platform. 1. Creating and Modifying Graphical Images such as banners, Posters, leaflets, logos, Visiting Cards, and TM logos, into Canva, AI, and Adobe Photoshop. 2. Creating and Modifying Diagrams into MS Visio, Lucidchart, Draw.io, and Gliffy.com as per requirement 3. Adding Header/Footer, Captions, Table of contents, and other features and typing from Handwritten documents in MS Word or any Word processing Application. 4. Creating new presentations in PowerPoint and modifying existing presentations as per requirement. 5. Writing Macros, Creating/modifying forms, Conditional Formatting with color coding, merging, Concatenate, and Inserting Links, lookups/hookups, Pivot, Table format, and other functions in MS Excel 6. Creating Org Charts, Process Charts, Swimlane Diagrams, Wireframe Diagrams, and Flow Charts in MS Visio, Lucidchart, and Creatly.com. Draw.io, Gliffy.com MS Powerpoint, and MS Word 7. Designing and Creating a WordPress Website, DB, Forms, Complex Queries, and reports with good quality BUG-free codes based on client requirements in MS Access. 8. Template designing for Invoice Templates in PDF, Excel Word, Google Docs Google Sheets. 9. Knowledge in WordPress, Basic HTML coding and easily convert PDF&PSD files into HTML. 10. eBook formatting as per the "Smashword Style" guide. 11. Handing of eBay and Amazon accounts for listing Products according to client requirements. 12. Handling Craigslist accounts and posting Craigslist without ghosting. 13. Handling Big Basket, Shopify, eBay, Amazon, Shopify, and WooCommerce accounts, Able to List Products with variation at any eCommerce site.

I am an electronics and firmware developer with experience in PCB design, firmware development, prototyping and SMD assembly. My journey started with hand crafting single sided PCBs — giving me a strong practical foundation from the ground up. PCB Design: 2 and 4 layer PCB design in KiCad 8,Kicad 9(Soon migrating to Kicad 10) & EasyEDA(Standard & Pro version) . Former EagleCAD user Schematic to manufacturing ready layout Custom footprint creation Gerber, drill, pick and place and BOM files Full submission support for JLCPCB(PCB & PCBA) and similar manufacturers Assembly & Prototyping: SMD soldering — 1206-0402 passives, QFN, TSSOP (except BGA) Through hole soldering Small batch prototype assembly Component procurement support Firmware & Connectivity: Microcontrollers — ESP32, ESP8266, Arduino, AVR, 8051 Cellular — Quectel EC25 & SIMCom SIM7672 with MQTT SSL/TLS Wireless — LoRa, WiFi, Bluetooth, GSM GPS — Ublox & Quectel module integration Displays — OLED, TFT, capacitive touch Protocols — I2C, SPI, UART, MQTT SSL/TLS, HTTP REST Motor drivers, WS2812 LED arrays, power circuits GPS- Quectel L89, Ublox M10S Special - WS2812 Led Projects include: GPS trackers, GSM security systems, water level controllers, , line followers, obstacle detection robots, WS2812 LED arrays and various ESP32 and Arduino IoT devices. I am a full time freelancer committed to clear communication and timely delivery — working with hobbyists, startups and commercial clients alike. Feel free to reach out!