george yesayas

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AI Data Specialist & NLP Evaluator

AI Data Specialist and NLP Evaluator at Aligner, applying legal privacy standards to audio data for LLM training.

IndonesiaAI Data Specialist & NLP Evaluator at Aligner

Experience

AI Data Specialist & NLP Evaluator
Annotate and QA-evaluate data for an audio-based NLP project used to train and refine large language models. Apply tokenization rules, boundary-editing standards, and tagging for non-lexical, style, and sensitive-audio flags.
NLPData AnnotationQATokenizationJSONLabelboxVercelConfidentialityIP Agreements
Collection Supervisor
Led legal recovery for corporate receivables exceeding IDR 143 billion in heavy-equipment financing and high-risk commercial accounts. Built an Early Warning System (EWS) that flagged corporate default risk early, enabling mitigation before debts turned non-performing.
Legal CollectionContract ComplianceRisk ManagementEarly Warning SystemsLegal Due DiligenceLitigation SupportPKPUBankruptcyNegotiationDebt Restructuring
Collection Head
Managed recovery of 30+ days-past-due portfolios, preventing roll-over into non-performing loans through negotiation, restructuring, and legal escalation. Worked with in-house legal and external counsel on contract disputes and breach-of-contract claims.
CollectionsRecoveryNegotiationLegal EscalationsOJK Compliance
Remedial Coordinator
Managed recovery of 30+ days-past-due portfolios, preventing roll-over into non-performing loans through negotiation, restructuring, and legal escalation. Worked with in-house legal and external counsel on contract disputes and breach-of-contract claims.
CollectionsRecoveryNegotiationLegal EscalationsOJK Compliance
Collection Supervisor
Managed recovery of 30+ days-past-due portfolios, preventing roll-over into non-performing loans through negotiation, restructuring, and legal escalation. Worked with in-house legal and external counsel on contract disputes and breach-of-contract claims.
CollectionsRecoveryNegotiationLegal EscalationsOJK Compliance
Collection Officer
Managed recovery of 30+ days-past-due portfolios, preventing roll-over into non-performing loans through negotiation, restructuring, and legal escalation. Worked with in-house legal and external counsel on contract disputes and breach-of-contract claims.
CollectionsRecoveryNegotiationLegal EscalationsOJK Compliance
Repossessor
Managed recovery of 30+ days-past-due portfolios, preventing roll-over into non-performing loans through negotiation, restructuring, and legal escalation. Worked with in-house legal and external counsel on contract disputes and breach-of-contract claims.
CollectionsRecoveryNegotiationLegal EscalationsOJK Compliance
Collection Team
Collected overdue installments from members and debtors. Negotiated with members to settle arrears and reported collection results to supervisors.
CollectionsNegotiationReporting
IT Staff
Provided technical and operational support to the sales team in their selling process. Ran internet marketing activities to support company sales and developed and maintained company websites as a web developer.
IT SupportWeb DevelopmentInternet Marketing
IT Staff
Handled daily IT operations, troubleshooting, network maintenance, and system administration for a garment export-import company.
IT OperationsTroubleshootingNetwork maintenanceSystem Administration

Education

IBM SkillsBuild
Completed AI in Legal: From Research to Results certification in September 2026.
Completed AI in Legal: From Research to Results certification in September 2026.
IBM SkillsBuild
Completed Unleashing the Power of AI Agents certification in September 2026.
Completed Unleashing the Power of AI Agents certification in September 2026.
Hacktiv8 + Google
Completed AI for Work & Career Readiness with Google AI Products certification in August 2026.
Completed AI for Work & Career Readiness with Google AI Products certification in August 2026.
IBM SkillsBuild
Completed Introduction to Large Language Models certification in September 2026.
Completed Introduction to Large Language Models certification in September 2026.
Hacktiv8 + Google
Completed LLM-Based Tools & Gemini API Integration certification in June 2026.
Completed LLM-Based Tools & Gemini API Integration certification in June 2026.
IBM SkillsBuild
Completed Exploring Artificial Intelligence certification in September 2026.
Completed Exploring Artificial Intelligence certification in September 2026.
IBM SkillsBuild
Completed Build an AI Agent certification in October 2026.
Completed Build an AI Agent certification in October 2026.
Universitas Terbuka
Graduated with a Bachelor of Law (S.H.) in October 2025.
Graduated with a Bachelor of Law (S.H.) in October 2025.

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Experience

AI Data Specialist & NLP Evaluator

Annotate and QA-evaluate data for an audio-based NLP project used to train and refine large language models. Apply tokenization rules, boundary-editing standards, and tagging for non-lexical, style, and sensitive-audio flags.

NLPData AnnotationQATokenizationJSONLabelboxVercelConfidentialityIP Agreements

Collection Supervisor

Led legal recovery for corporate receivables exceeding IDR 143 billion in heavy-equipment financing and high-risk commercial accounts. Built an Early Warning System (EWS) that flagged corporate default risk early, enabling mitigation before debts turned non-performing.

Legal CollectionContract ComplianceRisk ManagementEarly Warning SystemsLegal Due DiligenceLitigation SupportPKPUBankruptcyNegotiationDebt Restructuring

Collection Head

Managed recovery of 30+ days-past-due portfolios, preventing roll-over into non-performing loans through negotiation, restructuring, and legal escalation. Worked with in-house legal and external counsel on contract disputes and breach-of-contract claims.