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heidi oosthuizenHO
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heidi oosthuizen

@heidioosthuizen

AI evaluator at micro1 who assesses image data and brings social-work expertise to AI training.

South Africa
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What I'm looking for

I'm seeking remote opportunities, with UK/US-aligned working hours. I’m available immediately.

At micro1, I evaluate image-based data against project guidelines, checking accuracy, relevance and consistency while flagging ambiguous examples and quality concerns. I also contributed to facial data collection for AI dataset development.

For micro1’s child, family and school social-work project, I reviewed and refined AI-generated responses. I assessed them for contextual accuracy, safeguarding and ethical risks, and provided structured feedback on sensitive scenarios.

Before this work, I spent more than 20 years in social care across the United Kingdom and South Africa, including service and team management at Leicester City Council and other councils. My work included case audits, quality reviews and complex safeguarding decisions; at Leicester City Council, I contributed to its improvement journey from “Requires Improvement” to “Good.”

Experience

Work history, roles, and key accomplishments

MI

Facial Data Collection Contributor

micro1

Jul 2026 - Jul 2026 (0 months)

Completed a facial data collection task supporting AI dataset development, capturing and submitting image data according to project instructions and quality requirements.

LC

Service Manager

Leicester City Council

Nov 2020 - Dec 2021 (1 year 1 month)

Led statutory child-protection and family-support services, overseeing multiple teams and managers. Managed service performance, quality assurance, and operational delivery, contributing to an Ofsted improvement from 'Requires Improvement' to 'Good'.

LC

Locum Team Manager

Leicester City Council

Jan 2020 - Nov 2020 (10 months)

Conducted audits and quality reviews to identify practice risks and performance gaps, introducing structured case-review cycles and evidence-based feedback. Improved team performance by approximately 60%.

BC

Improvement Manager

Bradford Metropolitan District Council

Jan 2019 - Dec 2019 (11 months)

Led case audit, quality review, and operational-improvement work across children's social care, establishing a Court Assessment Team and supporting Multi-Agency Safeguarding Hub restructuring. Reduced court delays and case backlogs by approximately 30-40%.

CS

Social Worker

Child & Family Welfare Society

Jan 1999 - Dec 2003 (4 years 11 months)

Produced assessments, case records, and intervention plans involving sensitive personal information, applying professional judgement to safeguarding, risk, and family-support decisions.

MI

AI Trainer

micro1

Jan 2026 - Present (9 months)

Provided social-work and safeguarding subject matter expertise to support AI training and evaluation, reviewing and refining AI-generated responses in child, family, and school social-work scenarios.

Education

Degrees, certifications, and relevant coursework

NG

National School of Government

Nyukela Senior Management Pre-Entry Certificate, Senior Management

2025 - 2025

Completed the Nyukela Senior Management Pre-Entry Certificate in 2025.

CU

Coventry University

CMI Certificate in Management, Management

2008 - 2008

Grade: Merit

Earned the CMI Certificate in Management from the First Line Management Development Programme with Merit in 2008.

CU

Coventry University

Level 3 Undergraduate Module, Practice Learning Supervision

2008 - 2008

Completed the Practice Learning Supervision Level 3 Undergraduate Module in 2008.

CU

Coventry University

Certificate in Work-Based Supervision, Work-Based Supervision

2006 - 2006

Grade: Distinction

Earned the Certificate in Work-Based Supervision with Distinction in 2006.

UB

University of Birmingham

Post-Qualifying Award in Childcare, Childcare

2006 - 2006

Earned the Post-Qualifying Award in Childcare in 2006.

SU

Stellenbosch University

Affiliated Studies in Philosophy, Philosophy

1997 - 1997

Completed affiliated studies in Philosophy with an Industrial Psychology major in 1997.

SU

Stellenbosch University

BA (Hons) Social Work, Social Work

1993 - 1996

Earned a BA (Hons) in Social Work from Stellenbosch University from 1993 to 1996.

Tech stack

Software and tools used professionally

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