Lena O.

Key Skills

Software

Other

Top Subject Matter

Climate action and socio-economic data for AI models

Digital and AI skills program engagement optimization using audience data

Digital awareness and ecosystem engagement using audience feedback

Top Data Types

Text

Document

Top Task Types

Data Collection

Freelancer Overview

AI for Climate Action – Development & ML Engineering Support Volunteer (UNDP Volunteer Platform, Nairobi). Brings 14+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Master of Engineering, Tongji University (2024) and Bachelor of Environmental Studies, Kenyatta University (2023). AI-training focus includes data types such as Text and labeling workflows including Data Collection, Evaluation, and Rating.

Labeling Experience

Digital and AI Skilling Projects Volunteer (African Centre of Competence, UNDP Volunteer Platform, Nairobi)

OtherText

Analyzed social media data to inform digital content and improve engagement for AI and digital-skills programs. Produced written updates and articles to strengthen stakeholder awareness and program visibility. Coordinated multi-platform campaigns to align messaging and optimize outreach based on audience response. • Analyzed social media data to optimize content strategy and engagement. • Increased event registrations through targeted promotion and audience-driven messaging. • Delivered high-impact articles and weekly program updates for stakeholders. • Led multi-platform digital campaigns across LinkedIn and social platforms.

2024 - 2025

AI for Climate Action – Development & ML Engineering Support Volunteer (UNDP Volunteer Platform, Nairobi)

OtherTextData Collection

Supported AI model development by sourcing climate and socio-economic data from internal and public datasets. Standardized data preprocessing for model-ready outputs using cleaning, normalization, and metadata documentation. Conducted data quality assurance and governance to maintain integrity and ML input compatibility. • Led climate and socio-economic data sourcing strategy for AI model development. • Standardised preprocessing frameworks for structured GRIx schema datasets. • Performed data quality assurance and integration governance for consistency and compatibility. • Produced weekly priority plans and monthly data quality reports to support project delivery.

2024 - 2025

Digital Awareness & Ecosystem Engagement Volunteer (Timbuktoo GreenTech Hub, UNDP Volunteer Platform, Nairobi)

OtherTextData Collection

Delivered digital awareness campaigns by generating and interpreting audience engagement signals from multi-platform content. Produced insights from audience data and feedback to refine communication strategy for renewable energy and energy access initiatives. Ensured brand consistency by aligning campaign content with UNDP and hub messaging frameworks. • Expanded digital visibility across African markets via multi-platform campaigns. • Drove engagement and inbound interest for renewable energy and energy access initiatives. • Generated actionable insights by analyzing audience data and feedback. • Maintained brand consistency by aligning content with UNDP and Timbuktoo messaging frameworks.

2024 - 2024

Education

Work History