Hire the Best Sentiment Analysis Specialists
in Bangladesh

AI Data Annotation Specialist with experience delivering high-quality training data for Computer Vision, NLP, and LLM projects. I have successfully completed 30+ annotation projects across autonomous vehicles, warehouse safety, medical imaging, sports analytics, surgical tools, and object detection. My expertise includes: • Bounding Box, Polygon, Semantic & Instance Segmentation • Image & Video Annotation, Object Tracking, Keypoint Labeling • OCR & Text Annotation • NLP Data Annotation & Named Entity Recognition (NER) • LLM Training Data Preparation & Prompt/Response Evaluation • Sentiment Analysis & Text Classification • Quality Assurance & Accuracy Review Proficient in CVAT, Encord, Supervisely, SuperbAI, and other leading annotation platforms. I focus on accuracy, consistency, and scalable project delivery while maintaining clear communication and meeting deadlines. Whether you need a dedicated annotator or support for large-scale AI training datasets, I can help deliver reliable, high-quality results.

5+ years doing data annotation and labeling on Upwork — bounding boxes, polygon and semantic segmentation, LiDAR point clouds, multi-camera video tracking. Worked across autonomous driving, agriculture, sports, and infrastructure datasets. Comfortable in CVAT, Label Studio, Roboflow, LabelImg. Over the past year I've built out automation to go with the annotation work — Python for cleaning and formatting datasets, n8n for cutting out repetitive manual steps. What started as fixing my own workflow has turned into automation work I now take on for clients directly. Need training data labeled right, or a pipeline with manual steps that should be automated? Let me know what you are working on.

Need annotation done right the first time with zero quality issues? That's exactly what I deliver. I'm a Data Annotation Specialist with hands-on experience in audio/speech, image/video, and sentiment & intent labeling plus a Quality Assurance background that means I don't just label data, I verify it meets production-ready standards. I hold a C2 (Proficient) level in English, making me especially effective on English-language NLP, transcription, and sentiment projects where linguistic nuance directly impacts model accuracy. My 100% Job Success Score on Upwork reflects the consistency and reliability clients come back for. What sets me apart from other annotators: ✅ QA-Trained Eye — I've worked as a Quality Analyst on annotation projects, reviewing labeled datasets for consistency, guideline compliance, and edge-case errors before they reach your model ✅ Project Handling Experience — I've managed annotation workflows end-to-end, not just labeled tasks — so I understand timelines, batching, and delivery pipelines from a lead perspective ✅ C2 English Proficiency — Ideal for transcription, audio labeling, sentiment tagging, intent classification, and any task where English accuracy is non-negotiable ✅ 100% Job Success Score — Every client. Every project. Delivered right. ✅ Platform Fluency — Labelbox, Scale AI / Appen, Excel & Google Sheets Annotation types I cover: Audio & Speech — Transcription, speaker diarization, noise/silence tagging, ASR dataset labeling Image & Video — Bounding boxes, polygon segmentation, object classification, frame labeling Sentiment & Intent — Emotion tagging, intent classification, NLP dataset preparation, chatbot training data My promise to you: Clean data. Met deadlines. Clear communication. And a QA mindset that catches problems before they cost you time and money. 📩 Tell me about your dataset — I'll tell you exactly how I can help.

Certified Zoho Developer specializing in AI integration. I customize Zoho CRM, Creator, Books & Analytics using Deluge, and build AI-powered automations: call/email summarization, smart lead extraction, sentiment analysis, and custom AI widgets. I connect Zoho with Claude/OpenAI via APIs and MCP servers to automate manual work and add intelligent insights to your CRM. If you want to reduce data entry and add AI-driven automation to Zoho, I can build it end-to-end.

🔵TOP RATED (Among top 3% on Upwork) I am a Top-Rated 𝗟𝗲𝗮𝗱 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝗼𝗻 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘀𝘁 with 𝟓+ 𝐲𝐞𝐚𝐫𝐬 of proven experience. I help businesses grow with 𝗕𝟮𝗕 𝗟𝗲𝗮𝗱 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝗼𝗻, 𝗟𝗶𝗻𝗸𝗲𝗱𝗜𝗻 𝗟𝗲𝗮𝗱 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝗼𝗻, 𝗟𝗶𝘀𝘁 𝗕𝘂𝗶𝗹𝗱𝗶𝗻𝗴, 𝗖𝗼𝗻𝘁𝗮𝗰𝘁 𝗟𝗶𝘀𝘁, 𝗘𝗺𝗮𝗶𝗹 𝗟𝗶𝘀𝘁, 𝗗𝗮𝘁𝗮 𝗘𝗻𝗿𝗶𝗰𝗵𝗺𝗲𝗻𝘁, 𝗗𝗮𝘁𝗮 𝗘𝗻𝘁𝗿𝘆, 𝗗𝗮𝘁𝗮 𝗠𝗶𝗻𝗶𝗻𝗴, 𝗗𝗮𝘁𝗮 𝗦𝗰𝗿𝗮𝗽𝗶𝗻𝗴, 𝗮𝗻𝗱 𝗪𝗲𝗯 𝗥𝗲𝘀𝗲𝗮𝗿𝗰𝗵. My mission is to deliver accurate, verified, and targeted leads that save you time and maximize results. I have good experience in lead generation, LinkedIn Email Research, Web Research, Data Entry, Apollo Scraping, Data collection, Email collection, Contact List Building, Virtual Assistant and administrative tasks. I consistently deliver high-quality, verified leads across multiple industries. Also deliver targeted B2B lead lists for cold outreach campaigns. I can find you Contact Name, Title, Email, Locations, Companies name, Website, Phone number, Linkedin profile, social media profiles and company size/revenue using Linkedin, Google, zoominfo and Apollo ►The Service I offer: ✔ Data Mining ✔ Apollo Leads ✔ Apollo io Leads ✔ Linkedin Prospect Building ✔ Finding Decision Makers on Linkedin ✔ Finding Key People from Linkedin ✔ LinkedIn Premium Account ✔ Contact List Building ✔ Mailing List development ✔ Contacts List Cleanup ✔ Database Building ✔ Email List Generation ✔ Data Mining and Extraction ✔ Prospect List Building ✔ LinkedIn Prospecting ✔ Data Entry specialists ✔ Data Scraping ✔ Data Extraction ✔ Data Collection ✔ Email Sourcing ✔ Apollo Scraping ✔ Lead Generation ✔ B2B Lead Generation ✔ Data Enrichment ✔ Contact List ✔ Prospect List ✔ Data entry ✔ Data Mining ✔ Data Scraping ✔ Data extraction ✔ Data Collection ✔ Data Cleaning ✔ Market Research ✔ Online Research ✔ Prospect Research ✔ Company Research ✔ Person Research ✔ Web Research ✔ Email Finding ✔ Email list building ✔ Linkedin Lead Generation ✔ Ecommerce Lead Generation ✔ Influencher lead (IG/Tik/Youtube) ►►My Specialties include: - Building a targeted Lead list and email verification - LinkedIn Lead Generation - B2B Lead Generation & Direct Phone - Apollo Lead Generation - Email & Phone Number Research - Potential clients research - LinkedIn Premium Search/Advanced Search - B2B Lead Generation - Data Entry ✳️ My Applied Tools: 🔶 ZoomInfo 🔶 Linkedin sales Navigator 🔶 Hunter 🔶 Neverbounce 🔶 Lusha 🔶 Apollo I deliver 100% accurate data and have a great attention to the detail. Feel free to contact me. I will be happy to assist you.

Need clear, defensible analysis for a research, healthcare, or business decision? I help researchers, public-health teams, and organizations turn complex datasets into rigorous findings, reproducible workflows, and stakeholder-ready reports. I am a data scientist and statistical programmer with 8+ years of experience and 1,000+ completed projects. My work spans data cleaning, exploratory analysis, hypothesis testing, regression, forecasting, machine learning, and data visualization. Tools: R/RStudio, SPSS, SAS, Stata, SQL, Excel, Tableau, and Power BI. What you receive: • A clear analysis plan aligned with your question • Clean, documented, reproducible code • Publication- or decision-ready tables and visualizations • Plain-language interpretation of findings I work carefully, communicate clearly, and can support a project from initial scoping through final reporting. Send your research question, data format, and deadline, and I’ll recommend the best approach.