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Harold GuadizHG
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Harold Guadiz

@haroldwinstonguadiz

Adaptable professional with experience in admin, operations, sales, and AI data support.

Philippines
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What I'm looking for

I seek roles where I can lead operations or sales initiatives, improve processes, mentor staff, and contribute to measurable business growth while working in a collaborative environment.

Harold Winston Guadiz is an adaptable and results-driven professional with a Bachelor’s degree in Secondary Education majoring in English RESUME. He began his career as an Administrative Assistant at LGU – LIGA, where he supported local governance by streamlining records, coordinating meetings, and assisting in the preparation of official documents across multiple barangays.

He later expanded his expertise in business operations at Park Vegetable Farm and Delivery, first as an Assistant Manager and then as Manager, where he supervised logistics, strengthened supplier and client relations, and optimized financial and inventory processes to ensure timely, high-quality delivery of fresh produce.

Seeking new challenges, Harold transitioned into the retail and sales industry as a Brand Specialist at CMA Commercial Trading Corporation, helping increase product visibility and sales through strategic in-store promotions and customer engagement RESUME. He continued to excel in public customer interaction as a Roving Sales Demo representative at AKS Industries, consistently improving brand trust and achieving sales targets through hands-on product demonstrations across multiple mall branches.

Most recently, Harold ventured into the tech sector as a Data Service Specialist – Generative AI & LLM, ensuring accuracy and quality in data labeling to support AI performance and ethical standards in both text and image generation projects.

Across every role, Harold brings strong communication, initiative, and a commitment to continuous learning. His diverse experience allows him to adapt and deliver results in various industries—from government work and business operations to sales and emerging technology.

Experience

Work history, roles, and key accomplishments

RWS Group logoRG
Current

Data Service Specialist

May 2025 - Dec 2025 (7 months)

Supported generative AI development by evaluating outputs, ensuring ethical quality standards, and refining text and image model performance.

RW

Remote Data Service Specialist

RWS

Sep 2025 - Oct 2025 (1 month)

Supported generative AI and LLM projects by performing accurate data labeling and evaluation, ensuring quality and ethical standards in outputs for text and image generation tasks.

AI

Roving Sales Demo

AKS Industries Inc.

Dec 2024 - Jul 2025 (7 months)

Built product trust and improved brand presence through interactive demonstrations while consistently meeting or exceeding sales goals.

CC

Brand Specialist

CMA Commercial Trading Corporation

Oct 2022 - Nov 2024 (2 years 1 month)

Drove sales growth through strategic promotions, hands-on product education, and effective merchandising and inventory coordination.

PV

Manager

Park Vegetable

Jul 2023 - Jun 2024 (11 months)

Directed daily operations and staff, handled budgeting and supplier relations, and ensured efficient, high-quality delivery services.

PD

Manager

Park Vegetable Farm and Delivery

Jun 2023 - Jun 2024 (1 year)

Directed daily farm and delivery operations, managed staff, logistics and customer relations, and oversaw financial tracking, budgeting, and supplier coordination to improve delivery efficiency.

PV

Assistant Manager

Park Vegetable

Feb 2021 - Jun 2023 (2 years 4 months)

Managed day-to-day farm logistics, ensured fresh product delivery, and built trusted relationships that helped expand the business.

LL

Administrative Assistant

LGU LIGA

Oct 2019 - Feb 2021 (1 year 4 months)

Handled records, correspondence, and official reports while ensuring smooth coordination between barangay leaders and LGUs.

Education

Degrees, certifications, and relevant coursework

RC

Rafael G. De Castro College

Bachelor in Secondary Education, Secondary Education (Major in English)

Completed a Bachelor in Secondary Education with a major in English, graduating in April 2019.

Tech stack

Software and tools used professionally

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Harold Guadiz - Data Service Specialist - RWS Group | Himalayas