Recommended expert
Arnold Arnold-AI Prompt Evaluator and Data Annotator
Check rate
Experience
Jan 2023 - Present
3 years 6 monthsAI Prompt Evaluator and Data Annotator
Various Companies
Position Summary
AI Prompt Evaluator and Data Annotator at Various Companies
Industries
Information Technology
Business Areas
Information Technology
Product Development
Research and Development
- Secured and optimized generative AI systems for Fortune 500 clients and leading AI platforms (Appen, Remotask, Outlier, Aligner, Invisible, Mercor, OneForma).
- Identified and neutralized adversarial threats through jailbreak/benign prompt classification, protecting LLMs from malicious exploits and alignment violations.
- Designed and evaluated AI prompts/responses across modalities (text, image, audio) to train enterprise models for accuracy, safety, and human alignment.
- Led labeling initiatives for complex datasets: audio transcription, image segmentation, and SEO-optimized content—enhancing model performance for search, vision, and speech systems.
- Engineered an automated CV screening system using n8n workflows and GPT-4, reducing manual review time for HR clients through intelligent prompt-driven coding.
- Applied various prompt engineering techniques to solve human capital–related complex problems, especially in organizational development projects.
Jan 2023 - Present
3 years 6 monthsAI Workflow Automation & RAG Builder
Various Companies
Position Summary
AI Workflow Automation & RAG Builder at Various Companies
Industries
Information Technology
Professional Services
Business Areas
Business Intelligence
Human Resources
Information Technology
- Engineered advanced workflow automations using n8n, Python, and LLM-based pipelines, significantly reducing manual workload and accelerating HR & business operations for multiple clients.
- Applied expert-level prompt engineering methodologies (chain-of-thought, self-reflection, multi-agent prompting, benchmarking, and evaluation frameworks) to consistently produce high-quality, context-aware outputs across complex HR, OD, and technical domains.
- Built custom retrieval-augmented generation (RAG) systems to enhance LLM reasoning, accuracy, and domain adaptation—enabling AI agents to solve specialized, client-specific problems with greater reliability.
- Optimized RAG pipelines through prompt–response evaluation, vector store refinement, and embedding strategy tuning, increasing relevance scores and reducing hallucination rates across diverse use cases.
- Integrated LLMs (ChatGPT, Gemini Advanced, DeepSeek, Claude, and open-source models) into structured automation workflows to create end-to-end systems for document generation, policy interpretation, CV screening, and other HR functions.
- Conducted continuous model audits, RAG evaluations, and quality assurance to ensure system reliability, safety, and alignment for enterprise-level clients.
Jan 2021 - Present
5 years 6 monthsIndependent HR Consultant
Various Companies
Position Summary
Independent HR Consultant at Various Companies
Industries
Information Technology
Manufacturing
Metals and Mining
Business Areas
Human Resources
- Led enterprise-wide OD initiatives for clients across IT, manufacturing, mining, and retail sectors, redesigning structures to optimize reporting lines, clarify roles, and align operations with strategic goals.
- Leveraged advanced AI platforms (ChatGPT, DeepSeek) and precision-engineered prompts to accelerate and enhance HR deliverables, including organizational design, job description development, job evaluation, and competency modeling.
- Overhauled 100+ job descriptions using AI-augmented frameworks; implemented Hay Method evaluations to ensure pay equity and industry-aligned compensation.
- Mapped value streams and developed SOPs for HR/departmental processes, boosting efficiency and compliance.
- Built AI-assisted competency matrices (SKKNI/SFIA) to target skill gaps; designed 360° performance systems to drive growth.
- Enabled organizational excellence for IT, manufacturing, and mining clients through tailored OD, compensation, and performance solutions.
Nov 2013 - Jan 2019
5 years 3 monthsHead of HR Department
Various Companies
Position Summary
Head of HR Department at Various Companies
Industries
Transportation
Manufacturing
Business Areas
Human Resources
- Conducted SWOT and PESTEL analyses to reassess and refine the organization’s vision and mission, ensuring alignment with current trends and maintaining competitiveness.
- Periodically reassessed company values and culture using the Organizational Culture Assessment Instrument (OCAI).
- Coordinated with department heads to develop comprehensive SOPs, rules, and procedures for end-to-end HR processes and strategic areas including talent acquisition, industrial relations, and performance management systems.
- Periodically reassessed organizational structure to ensure effectiveness and efficiency in aligning with the company’s vision, mission, and values.
- Developed and assessed job descriptions, workload analysis (WLA), job evaluations, compensation and benefit structures, and company policies to support achievement of company goals.
- Designed a performance management system and conducted regular 360-degree performance appraisals to provide constructive feedback and ensure alignment with company goals.
- Developed and conducted employee engagement and satisfaction surveys to evaluate the effectiveness of support programs.
- Developed annual people development and engagement programs based on performance appraisals, engagement surveys, and training needs analysis.
- Developed and reassessed replacement charts and succession plans to align with turnover rates and organizational restructuring as needed.
- Ensured end-to-end HR operations complied with approved annual HR budget.
- Led end-to-end talent acquisition for leadership and expert positions.
- Designed, implemented, and oversaw CSR programs in alignment with stakeholder preferences and company goals.
- Represented the company in resolving industrial relations issues and disputes.
- Procured and assessed HR-related third-party services (headhunters, psychological testing, security, cleaning, outsourcing, law firms).
- Coordinated improvement programs across Sales & Marketing, Warehouse & Logistics, Small-Medium Manufacturing, R&D, and Administration to maximize revenue and minimize costs.
May 2009 - Oct 2013
4 years 6 monthsIndonesia
Training & Recruitment Manager
PT Mitra Insan Sejahtera (Subsidiary of Pharos Group)
Position Summary
Training & Recruitment Manager at PT Mitra Insan Sejahtera (Subsidiary of Pharos Group)
Industries
Pharmaceutical
Business Areas
Human Resources
- Spearheaded a team of 34 recruiters across 17 regions in Indonesia, optimizing regional talent acquisition.
- Met and exceeded monthly recruitment targets through strategic process management and execution.
- Boosted recruitment efficiency by filling over 90% of open roles each month.
- Led regular recruitment strategy reviews, leveraging multiple communication platforms for coordination.
- Maintained rigorous follow-up on recruitment reporting and approval workflows.
- Created a comprehensive competency matrix to evaluate and enhance employee skillsets.
- Tailored training initiatives to align with specific job requirements, fostering employee development.
- Ensured strict compliance with quality standards among training providers for content and delivery.
Jun 2000 - Dec 2008
8 years 7 monthsVarious Level in Sales & Marketing Department
Various Companies
Position Summary
Various Level in Sales & Marketing Department at Various Companies
Industries
Insurance
Transportation
Retail
Business Areas
Customer Service
Marketing
Sales
- Spearheaded the development and execution of a Balanced Scorecard (BSC) for the Sales Business Unit, ensuring comprehensive performance management.
- Harmonized BSC indicators to optimize recruitment, operations, training, and professional development processes.
- Steered the Sales Business Unit to achieve break-even within three years through strategic acumen and operational excellence.
- Utilized expertise in sales and customer service within diverse industries such as B2C home appliances, general insurance, B2B raw material import/distribution, and OTC retail.
- Designed and executed robust sales and customer service management systems to enhance operational efficiency.
- Focused on driving performance and delivering quantifiable outcomes in B2B raw material import/distribution and OTC retail sectors.
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Transportation, Manufacturing, Insurance, Retail, Information Technology, and Metals and Mining.
Transportation
Manufacturing
Insurance
Retail
Information Technology
Metals and Mining
Business Area Experience
See which departments and functions this freelancer has contributed to most.
Experienced in Human Resources, Customer Service, Marketing, Sales, Information Technology, and Product Development.
Human Resources
Customer Service
Marketing
Sales
Information Technology
Product Development
Languages
Indonesian
NativeEnglish
AdvancedEducation
Oct 2000 - Jun 2003
Parahyangan Catholic University
Master degree of Entrepreneurial Management, specializing in Marketing & Human Resources · Entrepreneurial Management · Bandung, Indonesia · GPA 3.02 of 4.00
Oct 1993 - Jun 2000
Parahyangan Catholic University
Sarjana Teknik, specializing in Civil Engineering · Civil Engineering · Bandung, Indonesia · GPA 2.41 of 4.00
Certifications & licenses
Agile Methodology Certification ( Expert )
StudeSection
Balance Scorecard ( BSC ) – Strategy Management Framework & Its Measures Course – Alison ( CPD Certified )
Alison
Certified Balanced Scorecard Professional ( CBSCP )
KPI Mega Library
Certified Human Resource Management ( Advanced )
StudySection
Certified Key Performance Indicators Professional ( CKPIP )
KPI Mega Library
Certified Kippy Cloud Professional ( CKCP )
KPI Mega Library
Certified OKR Professional ( COKRP )
KPI Mega Library
Change Management Certification ( Advanced )
StudySection
Human Resource Management Diploma Certificate ( Advanced )
StudySection
Project Management Certification ( Expert )
StudySection
Statistics
Experience
Total positions 6
Experience in Transportation 13.5 y
Avg length 5 y 1 m
Longest experience 8 y 6 m
Global Experience
Countries worked in 1 (Indonesia)
Primary country Indonesia
Expertise
Recent roles AI Prompt Evaluator and Data Annotator, AI Workflow Automation & RAG Builder, Independent HR Consultant
Main industries Transportation, Manufacturing, Insurance
Main business areas Human Resources, Customer Service, Marketing
Qualifications
Highest degree Master
Certifications earned 10
Profile
Created
Last Update
Frequently asked questions
Have questions? Find more information here.
Arnold speaks the following languages: Indonesian (Native), English (Advanced).
Arnold has at least 24 years of experience. During this time, Arnold has worked in at least 6 different roles and for 2 different companies. The average length of individual experience is 4 years and 11 months. Note that Arnold may not have shared all experience and actually has more experience.
Based on recent experience, Arnold would be well-suited for roles such as: AI Prompt Evaluator and Data Annotator, AI Workflow Automation & RAG Builder, Independent HR Consultant.
Arnold's most recent position is AI Prompt Evaluator and Data Annotator at Various Companies.
In recent years, Arnold has worked for Various Companies.
Arnold is most experienced in industries like Transportation, Manufacturing, and Insurance. Arnold also has some experience in Retail, Information Technology, and Metals and Mining.
Arnold is most experienced in business areas like Human Resources, Customer Service, and Marketing. Arnold also has some experience in Sales, Information Technology, and Product Development.
Arnold has recently worked in industries like Information Technology, Manufacturing, and Metals and Mining.
Arnold has recently worked in business areas like Human Resources, Information Technology, and Product Development.
Arnold holds a Master in Entrepreneurial Management from Parahyangan Catholic University and a Bachelor in Civil Engineering from Parahyangan Catholic University.
Arnold has 10 certificates. Among them, these include: Agile Methodology Certification ( Expert ), Balance Scorecard ( BSC ) – Strategy Management Framework & Its Measures Course – Alison ( CPD Certified ), and Certified Balanced Scorecard Professional ( CBSCP ).
Arnold is immediately available full-time for suitable projects.
Arnold's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
To hire Arnold, click the Meet button on the profile to request a meeting and discuss your project needs.
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