r
refinity

Helmi Hafiz

@refinity
5.0(58)

Level 2

Expert in Excel, Google Sheets and Spreadsheets, Over 10 Years

Malaysia
English, Malay
About me
Hi, my name is Helmi and I’m a Microsoft Excel and Google Sheets expert with over 10 years of experience using spreadsheets as part of my daily professional work. I specialize in creating and fixing basic and advanced Excel and Google Sheets solutions using formulas, Google Apps Script, and Excel VBA, with a strong focus on data cleaning, data formatting, and workflow automation. I’ve completed hundreds of online and offline projects for individuals, small businesses, and national-level initiatives, helping them improve accuracy, efficiency, and decision making.... Read more

Skills

r
refinity
Helmi Hafiz
$10/hour
Offline • 
Average response time: 1 hour

See my services

Formulas & Macros
I will be your excel and google sheets expert for formulas, vba, and apps script
5.0(52)
Automations
I will build custom excel and google sheets automation systems
5.0(3)

Want to work on an hourly basis?

Tell Helmi Hafiz what you need.

$10

/

hour

Portfolio

Work experience

Fiverr

Data Automation & Spreadsheet Consultant

Fiverr • Freelance

Dec 2024 - Present1 yr 5 mos

Freelance consultant specializing in advanced Excel, Google Sheets, VBA, and workflow automation. Design and implement scalable data systems, automated reporting frameworks, structured forms, and performance-driven dashboards for clients across multiple industries worldwide. Experienced in building complex formula architectures, including dynamic array functions, logical structuring, cross-sheet data modeling, and error-controlled validation systems to ensure data integrity and accuracy. Develop automation solutions using VBA and Google Apps Script to streamline data entry, cleaning, extraction, transformation, consolidation, and report generation. Create structured workflows that minimize manual intervention, reduce operational errors, and improve turnaround time for data-driven decision-making. Skilled in formatting standardization, conditional logic, dashboard visualization, and database-style spreadsheet design for scalable operations. Successfully delivered numerous projects involving system restructuring, audit-ready reporting tools, automation enhancements, and custom-built spreadsheet solutions tailored to client requirements. Maintain a strong track record of positive client feedback and verified reviews, reflecting reliability, technical precision, and consistent delivery of high-quality, efficient solutions.

Senior Principal Assistant Director Pharmacy Management

Ministry of Health Malaysia • Full-time

Oct 2009 - Present16 yrs 7 mos

Registered pharmacist with extensive experience in pharmaceutical practice, healthcare quality systems, and regulatory compliance within public healthcare settings. Actively lead and contribute to national-level audit frameworks and digital transformation initiatives, including the development of structured reporting systems, standardized assessment tools, and performance monitoring dashboards. Experienced in translating complex healthcare processes into scalable, data-driven systems that improve transparency, accountability, and operational efficiency across multiple facilities. Strong expertise in healthcare data analytics using advanced Excel and Google Sheets, including complex formulas, logical structuring, data validation, error-proof formatting, conditional analysis, and dynamic reporting models. Develop automated workflows using VBA and Google Apps Script to streamline data collection, validation, aggregation, and report generation. Design structured forms and integrated databases that ensure data integrity, reduce manual workload, and support real-time monitoring. Skilled in large dataset cleaning, transformation, extraction, reconciliation, and dashboard visualization for audit findings, compliance tracking, and performance benchmarking. Experienced in building end-to-end digital systems, from data input architecture to automated summary outputs, PDF report generation, and executive-level analytics dashboards. Focused on system-driven quality improvement, process optimization, and scalable digital solutions that enhance healthcare governance and decision-making.

58 Reviews
5.0

(58)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
1-5 out of 58 Reviews
Sort By
Most relevant
    C
    image-docs

    chrismknight

    Repeat Client

    AU

    Australia

    5

    Helmi did an outstanding job. The level of technical skill he brought to the project was excellent, and he clearly knows his craft when it comes to Apps Script, automation, and building reliable systems. What impressed me most was how responsive and supportive he was throughout the entire process. Every...

    $50-$100

    Price

    3 days

    Duration

    gig

    Formulas & Macros

    Helpful?
    Yes
    No
    D

    dgall87

    Repeat Client

    US

    United States

    5

    Working with Helmi on Fiverr was an absolutely excellent experience from start to finish. Communication was professional, responsive, and incredibly easy throughout the entire process. Helmi paid close attention to detail, understood exactly what I was looking for, and delivered work that exceeded my...

    Up to $50

    Price

    8 days

    Duration

    gig

    Automations

    Helpful?
    Yes
    No
    D

    dgall87

    Repeat Client

    US

    United States

    5

    How do I write a glowing review? Helmi went above and beyond to produce a better product than I expected. The value is outstanding and he is super nice. His English is excellent and his knowledge of the technology needed for this product is outstanding! I can't believe how fast he worked either. Thank you Helmi!

    $100-$200

    Price

    4 days

    Duration

    gig

    Automations

    Helpful?
    Yes
    No
    I
    image-docs

    iamshiela88

    PH

    Philippines

    5

    Thank you seller for providing great improvements/ fixing my current google sheet system. You have been a great communicator and goes extra mile to fix things. Thank you very much. Highly recommended.

    Up to $50

    Price

    3 days

    Duration

    gig

    Formulas & Macros

    Helpful?
    Yes
    No
    H

    heidi_gops

    AU

    Australia

    5

    What great service - thank you! I was able to get a formula to solve my challenge without even uploading in a spreadsheet, he is that good. My job was also resolved within an hour which was amazing - thank you so much for your assistance. Very knowledgeable, professional and friendly. HIGHLY recommended.

    Up to $50

    Price

    4 days

    Duration

    gig

    Formulas & Macros

    Helpful?
    Yes
    No