Open to opportunities

Ajani Oluwaseun Sanjo

@ajanioluwaseunsanjo

Message

Data annotation and community leader driving AI dataset quality and scalable digital programs.

Nigeria

Message

What I'm looking for

I seek roles combining AI data quality, project leadership, and community growth where I can optimize workflows, scale impact, and mentor teams.

I am a results-driven professional with 7+ years' experience in data annotation, digital marketing, community engagement, and urban planning, focused on delivering measurable outcomes for AI and public programs.

I have directed annotation of 50K+ text, image, and audio datasets, developed 80+ tailored prompts for LLM refinement, maintained 98% QA accuracy, and reduced invalid AI outputs by 30% through rigorous review processes and workflow optimizations.

I founded and scaled a consulting initiative serving 3,500+ clients, built a 10,000+ member digital community, led national youth programs with 500+ participants, and drove digital campaigns that increased leads by 35%, demonstrating my ability to combine technical, program, and community leadership to achieve sustainable impact.

Experience

Work history, roles, and key accomplishments

Current

Data Annotation Specialist

Current

Hugo Tech

Jan 2023 - Present (2 years 9 months)

Directed annotation of 50,000+ text, image, and audio datasets to support LLM and computer vision training, achieving 98% QA accuracy and reducing invalid outputs by 30% through improved review processes.

Data Annotation Quality Assurance Prompt Engineering Python Labelbox Prodigy Workflow Optimization

Current

Founder & Community Lead

Current

Opportunities Community

Apr 2020 - Present (5 years 6 months)

Scaled consulting services to 3,500+ clients and built a digital community of 10,000+ members, running 50+ training workshops with average satisfaction of 4.8/5 and 60% repeat clients.

Community Management Digital Marketing Workshop Facilitation Consulting Content Creation CRM

Social Media Ambassador

Global Landscapes Forum

Jan 2023 - Dec 2023 (11 months)

Increased GLF content reach by 70% and drove 2,500+ additional interactions through targeted social media campaigns during ambassador tenure.

Social Media Campaign Strategy Community Engagement Content Amplification Analytics Outreach

Digital Marketing Specialist

500Fixers Engineering Company

Jan 2022 - Dec 2023 (1 year 11 months)

Developed digital strategy that increased inbound leads by 35%, achieved a 12% campaign conversion rate and grew social following by 5,000+ across platforms.

Digital Marketing Google Ads Facebook Ads Manager SEO Social Media Growth Analytics Campaign Management

Program Lead

Nigeria Youth Internet Governance Forum

May 2021 - Dec 2023 (2 years 7 months)

Directed annual forum for 500+ youth participants, secured 10+ institutional partnerships and increased funding by 25% year-on-year while training 300+ young leaders.

Program Management Partnership Development Event Management Fundraising Capacity Building Stakeholder Engagement

Youth Ambassador

ICTforAg

Jan 2022 - Apr 2022 (3 months)

Authored 15+ blog articles and content pieces that boosted event engagement by 20% and represented youth perspectives to a global audience of 3,000+ participants.

Content Creation Advocacy