Vishnu N S

VISHNU N S Senior Systems Engineer | AI Data Expert (Linguistic & Multimodal SME) Thiruvananthapuram, Kerala - |- PROFESSIONAL SUMMARY Senior Systems Engineer and native Malayalam speaker with 5+ years of experience in high-precision data evaluation and AI training (RLHF). Specialized in identifying linguistic artifacts and "hallucinations" in complex STEM datasets. Expert in multimodal annotation, including high-volume image labeling and 3D LiDAR (Point Cloud) annotation for computer vision systems. Proven track record in applying rigorous technical standards to maintain 100% accuracy in high-stakes documentation. CORE AI & ANNOTATION COMPETENCIES ●​ AI Evaluation: RLHF (Reinforcement Learning from Human Feedback), Prompt Engineering, and Model Scoring. ●​ Multimodal Annotation: Expert-level proficiency in 3D LiDAR (Point Cloud) Annotation and Image Labeling for computer vision. ●​ Linguistic Mastery: Native Malayalam speaker with deep expertise in Kerala's cultural nuances and technical nomenclature for Mechanical Engineering and Physics. ●​ QA & Logic Auditing: Auditing AI-generated outputs for factual accuracy, engineering logic, and linguistic naturalness. PROFESSIONAL EXPERIENCE Senior Systems Engineer | Infosys | 2022 – Present ●​ Quality Assurance: Execute rigorous peer reviews on engineering documentation, ensuring both technical logic and linguistic clarity. ●​ Data Integrity: Manage complex technical architectures and System Requirement Specifications (SRS) for multinational clients. ●​ Guideline Adherence: Consistently apply detailed technical standards to maintain 100% accuracy in high-stakes documentation. Founder & Lead Science Editor | Stellar Wild | 2025 – Present ●​ Linguistic Localization: Translate complex scientific data into culturally relevant Malayalam content, ensuring appropriate tone and market fit. ●​ Content Auditing: Review and correct technical text and audio/video materials to preserve scientific accuracy and native flow. ●​ Multimedia QA: Manage content workflows, auditing visual and audio cues for consistency and linguistic precision. AI Data Specialist (Image & 3D LiDAR Annotation) | Remotasks | 2021 – 2022 ●​ 3D LiDAR Annotation: Performed high-precision 3D bounding box estimation and semantic segmentation on LiDAR point clouds to train autonomous vehicle perception models. ●​ Image Annotation: Conducted complex image labeling and object detection tasks, identifying visual/textual artifacts and ensuring high-quality ground-truth data. ●​ Logic Evaluation: Audited AI-generated technical outputs for factual accuracy, engineering logic, and linguistic naturalness. ●​ Structured Feedback: Provided detailed annotations used directly for model calibration and scoring alignment. TECHNICAL SKILLS ●​ AI Tools: Image/Text/Video Annotation, RLHF Feedback Loops. ●​ Software: Python (Basic), MS Word (Advanced), Audio/Video Editing (Ocen Audio, Filmora Pro). ●​ Specialized Tools: CVAT, 3D Point Cloud Annotation Tools. EDUCATION ●​ Bachelor of Technology (B.Tech) in Mechanical Engineering APJ Abdul Kalam Technological University, Thiruvananthapuram | 2015 – 2019 LANGUAGES ●​ Malayalam: Native (Mother Tongue) ●​ English: Full Professional/Academic Proficiency ●​ Tamil & Hindi: Working Proficiency