Jacklyn Nwachukwu

JACKLYN NWACHUKWU Executive Virtual Assistant | AI Data Annotator | Operations Specialist PROFESSIONAL SUMMARY Results-driven Executive Virtual Assistant and AI Data Annotator with 3+ years of experience supporting CEOs, founders, and growing teams while simultaneously delivering high-quality labeled datasets for AI and machine learning pipelines. A rare dual-skill professional who brings operational precision to executive support and 95– 100% accuracy to data annotation across Text/NLP, Image & Video, and Audio Transcription. Adept at building organized systems that reduce friction, protect executive time, and ensure nothing important is missed, while also producing clean, consistent, model-ready data that powers smarter AI. Thrives in fast-paced, fully remote environments with a quality-first mindset and proactive communication style. 95–100% 3+ Years 3 Types Annotation Accuracy Executive VA Experience Text | Image | Audio CORE COMPETENCIES Executive Support & Admin Email & Inbox Management Calendar & Schedule Management CRM Administration Operations Coordination Workflow & SOP Development Text & NLP Annotation Image & Video Labeling Audio Transcription RLHF & AI Model Feedback Sentiment & Intent Analysis Quality Assurance & Review Named Entity Recognition Bounding Box & Segmentation Remote Independent Work PROFESSIONAL EXPERIENCE Executive Virtual Assistant | Remote Feb 2023 – Dec 2025 Executive & Administrative Support • Provided strategic inbox management for CEOs and founders across Gmail, Outlook, and Google Workspace, reducing email response time and ensuring zero missed communications. • Coordinated complex calendars across multiple time zones including scheduling, meeting preparation, agenda creation, action item tracking, and follow-up management. • Drafted professional executive correspondence, reports, and presentations using Microsoft Office and Google Workspace to support leadership decision-making. • Handled travel planning, document preparation, and confidential executive-level information with the highest standard of discretion. Operations & Project Management • Built and maintained workflow systems using ClickUp, Asana, Monday, Trello, and Notion improving team task visibility, deadline adherence, and cross-functional reporting. • Created Standard Operating Procedures (SOPs) and process documentation that reduced onboarding time and eliminated recurring operational bottlenecks. • Coordinated distributed remote teams, tracked project milestones, and delivered status reports that kept stakeholders aligned and informed. • Identified workflow inefficiencies, proposed process improvements, and implemented automation-ready systems that scaled with business growth. CRM & Client Management • Administered CRM platforms including HubSpot, Salesforce, and Freshsales. Maintaining pipeline accuracy, lead tracking, and client onboarding workflows. • Managed customer support queues through Zendesk, Freshdesk, and Intercom ensuring timely, professional responses and high client satisfaction. • Supported email marketing campaigns via Mailchimp and Flodesk, coordinating list management, scheduling, and performance tracking. • Maintained structured data across Google Sheets and Microsoft Excel with zero-error reporting standards and consistent database hygiene. Data Annotator & AI Training Specialist | Remote Aug 2024 – Jan 2025 Text & NLP Annotation • Annotated and evaluated AI-generated text responses for quality, coherence, factual accuracy, and tone directly supporting RLHF pipelines for large language models. • Performed sentiment analysis, intent classification, and named entity recognition (NER) on large volumes of text data while strictly adhering to project-specific labeling schemas. • Reviewed and rated chatbot responses for helpfulness, harmlessness, and honesty, contributing to measurable improvements in model output quality. • Identified and escalated ambiguous, sensitive, or out-of-scope samples to quality leads, reducing downstream labeling errors across the project pipeline. Image & Video Labeling • Applied precise bounding boxes, polygons, polylines, and segmentation masks to images and video frames using Remotasks, Labelbox, and CVAT annotation tools. • Labeled objects, scenes, and actions across diverse image categories including street scenes, human poses, product imagery, and natural environments for computer vision model training. • Consistently achieved 95–100% quality scores on image labeling tasks ranking among top-performing annotators on the platform throughout the engagement. • Reviewed and corrected peer annotations during QA rounds, providing constructive feedback to maintain team-wide labeling consistency and accuracy. Audio Transcription & Labeling • Transcribed and time-stamped diverse audio recordings including conversational speech, accented voices, and noisy environments for speech recognition model training. • Applied speaker diarization labels and acoustic event tags to multi-speaker audio files, meeting strict accuracy and turnaround benchmarks consistently. • Flagged low-quality, unintelligible, or guideline-violating audio samples for project review, maintaining clean and reliable dataset pipelines. Agency Banking Operations Manager | MTN MoMo Network • • • 2020 – 2023 Managed and supervised a network of MoMo agents ensuring 100% operational uptime and service availability within the assigned territory. Enforced compliance with CBN and MTN regulatory standards including KYC and AML protocols demonstrating strong data integrity and governance principles. Maintained accurate operational records, activity logs, and performance data using structured spreadsheetbased reporting systems. TOOLS & PLATFORMS Executive & Admin Google Workspace | Microsoft Office | Excel | Outlook | Canva | DocuSign CRM & Marketing HubSpot | Salesforce | Freshsales | Zoho | Mailchimp | Flodesk | AWeber | Lemlist Project Management ClickUp | Asana | Monday | Trello | Notion | Airtable Communication Slack | Zoom | Microsoft Teams | Calendly | Google Meet Support Platforms Zendesk | Freshdesk | Intercom | Shopify Annotation Tools Remotasks | Labelbox | CVAT AI & Productivity ChatGPT | AI Productivity Tools | Google Sheets | Spreadsheet Automation EDUCATION B.Tech – Technology | Federal University of Technology, Owerri Sep 2016 – Aug 2023 Master's Degree (In Progress) | Ahmadu Bello University, Zaria Expected Jun 2025 KEY STRENGTHS • • • • Exceptional attention to detail and precision Proactive (Flags issues before they become problems) Quality-first mindset across all task types Fast learner (Adapts quickly to new tools & guidelines) • • • • REFERENCES UPON REQUEST Reliable remote work ethic (full-time, independent) Strong written communication and documentation Collaborative in QA, team, and cross-functional settings Dual expertise: Operations + AI Data