David S.

| Senior Data QA | Data Annotation | VA Operations

Imagine investing significant resources into training an AI model, only to discover that the underlying labels were inaccurate. This is where my expertise adds value. 🌐𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗧𝗿𝘂𝘀𝘁 𝗠𝗲: 𝑬𝒙𝒑𝒆𝒓𝒕 𝑻𝒆𝒂𝒎: I lead a highly trained team of up to 100 Data Labeling Specialists, ensuring efficient processing of large datasets with quick turnaround. 𝗣𝗿𝗲𝗰𝗶𝘀𝗶𝗼𝗻-𝗟𝗲𝘃𝗲𝗹 𝗦𝗲𝗴𝗺𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻: I specialize in polygonal, pixel-level, and semantic segmentation, delivering consistently accurate annotations with close attention to detail and quality standards. 𝗔𝗜-𝗔𝘄𝗮𝗿𝗲 𝗔𝗻𝗻𝗼𝘁𝗮𝘁𝗶𝗼𝗻 My work goes beyond basic labeling. With a clear understanding of the AI development pipeline, I annotate datasets with model training performance, accuracy, and edge-case handling in mind. 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲-𝗦𝗰𝗮𝗹𝗲 𝗢𝗽𝗲𝗿𝗮𝘁𝗶𝗼𝗻𝘀 I have contributed to projects representing over $300,000 in labeled data for leading AI organizations, including Moonvalley and SaharLabs. My workflows are designed to ensure scalability, data security, and reliable delivery timelines. 𝗖𝘂𝘀𝘁𝗼𝗺 𝗧𝗼𝗼𝗹𝘀, 𝗥𝗲𝗮𝗹 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻: Experienced across major annotation platforms such as CVAT, Labelbox, SuperAnnotate, and Roboflow, as well as proprietary client systems, enabling seamless integration into diverse workflows. 🛠️𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗜 𝗢𝗳𝗳𝗲𝗿: 𝐃𝐚𝐭𝐚 𝐀𝐧𝐧𝐨𝐭𝐚𝐭𝐢𝐨𝐧 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬: ✔Bounding Boxes ✔Polygonal Segmentation ✔Semantic Segmentation ✔Panoptic Segmentation ✔3D Cuboids ✔Key-Point ✔Named-Entity Recognition & Classification ✔Sentiment, Text & Topic Analysis ✔Audio & Text Transcription ✔Categorization ✔OCR 𝐀𝐧𝐧𝐨𝐭𝐚𝐭𝐢𝐨𝐧 𝐓𝐨𝐨𝐥𝐬: ✔LabelImg ✔Labelbox ✔VGG ✔CVAT ✔Roboflow ✔Doccano ✔Label Studio ✔Client-Specific Tools, etc. 𝐎𝐮𝐭𝐩𝐮𝐭 𝐅𝐨𝐫𝐦𝐚𝐭𝐬: ✔XML (Pascal Voc) ✔YOLO (TXT), YOLOv8 ✔CSV ✔JSON ✔COCO Format ✔Segmentation Mask, etc.