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I have a dataset of aid recipients (more than 400,000 records) in Excel, along with 5 separate Excel files containing voter registration data (Daftar Pemilih - around 500K records each file) which include information such as DUN and PDM. I am looking for assistance to: Combine the 5 voter files into a single master dataset Clean and standardize the data (especially Identification Number / IC) Match (merge) the BKJ recipient data with the voter dataset based on Identification Number Add additional columns such as DUN and PDM to each BKJ recipient Set up a simple and efficient system where I can update the BKJ file easily (e.g. replace file and click refresh) Requirements: Prefer using Excel Power Query or a simple, maintainable solution Must be user-friendly (non-technical users should be able to operate it) Able to handle large datasets (200k – 500k rows) Deliverables: Fully working setup Clean and structured output file Simple user guide on how to update and refresh data Timeline: ASAP (preferably within 24 hours) Budget: Open to reasonable proposals (prefer simple and cost-effective solution)
Project ID: 40370702
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Having a vast experience of 7 years as an adept Excel VBA developer, I am confident that my skills align perfectly with your project. Over the years, I have developed a strong understanding of organizing, cleaning, and combining large datasets efficiently – qualities that are paramount for the task at hand. I consistently ensure the data accuracy by standardizing it and can effectively merge the voter files into a centralized dataset. Thank you
$100 USD in 1 day
4.1
4.1
26 freelancers are bidding on average $111 USD for this job

Hope you're doing well! I am excited about the opportunity to work on your Excel Data Management and Merging project, particularly with the incorporation of Power Query if feasible. With over a decade of experience in data management and analysis, I am confident in my ability to efficiently handle the task at hand. Managing a dataset of over 400,000 records and merging five separate voter registration files each containing around 500,000 records demands precision and expertise, both of which I possess. My approach will involve employing Excel Power Query to streamline the data consolidation process and ensure data cleanliness and standardization, especially concerning Identification Numbers / IC. I will seamlessly merge the BKJ recipient data with the voter dataset based on Identification Numbers, incorporating additional columns such as DUN and PDM to enhance the dataset comprehensiveness. Moreover, I will design a straightforward system that allows for easy BKJ file updates with a simple click refresh functionality. My proposed solution will not only be user-friendly but also robust enough to handle large datasets ranging from 200k to 500k rows. The final deliverables will include a fully operational setup, a clean and structured output file, and a comprehensive user guide for data updating and refreshing. I am committed to delivering exceptional results promptly while ensuring cost-effectiveness and simplicity in the solution provided. I look forward to the possibility of collaborating on this project. Best regards, Nadeem Shaikh
$99 USD in 1 day
6.6
6.6

Hey there! This project is right up my alley. Excel Power Query is absolutely the perfect tool for this—it's practically built for exactly what you're asking for. I can set this up so that moving forward, all you or anyone on your team has to do is drop the new files into a folder, hit "Refresh All," and watch the magic happen. Since I handle high-volume data processing and workflow automation daily, dealing with hundreds of thousands of rows and making the final product non-tech-friendly is second nature to me. Here is how we'll get this done within your 24-hour timeline: My Approach Consolidation: I'll set up a Power Query connection to automatically pull and combine all 5 voter files from a designated folder into a master list. Data Cleaning: I'll apply transformations to standardize the Identification Numbers (IC) across both the BKJ and voter datasets (removing stray spaces, dashes, or formatting errors) so they match perfectly. The Merge: I'll merge the 400k+ BKJ recipient data with the master voter dataset to accurately pull in those DUN and PDM columns. The Handoff: You'll get a clean Excel file, a structured output, and a quick, foolproof step-by-step guide on how to update it next time. Message me and we can start the process now!
$200 USD in 1 day
5.9
5.9

Hi, I can build a fast, reliable Power Query solution to combine your voter files, clean and standardize data (IC), and match them with your BKJ dataset efficiently. The setup will handle large datasets smoothly and include a simple refresh system—just replace the file and click refresh, no technical steps needed. You’ll receive a clean output file and a user-friendly guide for ongoing use. I can complete this within 24 hours. Best regards, Sneh
$140 USD in 1 day
6.2
6.2

Hi, I can build a clean, Power Query–based solution to merge your voter files, standardize IC data, and match it with your BKJ dataset—adding DUN and PDM automatically. You’ll get a fully automated, refreshable system plus a simple user guide for easy updates. Fast, reliable, and ready within 24 hours. Best, Muhammad
$100 USD in 1 day
5.7
5.7

Hello there, I can build a clean Excel Power Query solution that combines all 5 voter files, standardizes IC/Identification Numbers, matches them with the 400k+ BKJ recipient records, and returns DUN/PDM in a structured refreshable output. I have experience handling large Excel datasets with user-friendly, maintainable setups, including automated append, merge, cleanup logic, and simple refresh workflows for non-technical users because apparently not every spreadsheet needs to become a lifelong punishment. I can deliver the full working file, structured output, and a short step-by-step user guide within 24 hours, keeping it simple, cost-effective, and easy to update by just replacing source files and clicking refresh.
$100 USD in 1 day
5.5
5.5

Hey! We’re a team of 62 professionals specializing in Excel data engineering and Power Query automation with 9+ years of experience handling large-scale dataset merging and transformation workflows. Here's how we can help: * Combine all 5 voter registration files into one optimized master dataset * Clean and standardize IC numbers for accurate matching across files * Merge BKJ recipients with voter data to enrich records with DUN and PDM * Build a refreshable Power Query system for one-click updates and reuse Could you confirm if all datasets share a consistent IC format already, or do we need to handle variations like dashes, spaces, or missing leading zeros during standardization?
$140 USD in 7 days
5.3
5.3

Please, this is the kind of job I do daily. Kindly hire me to get your work done with no issues. A sample work of big data work that I handled: https://www.freelancer.com/projects/excel/build-online-system-show-data
$140 USD in 1 day
5.3
5.3

Dear Sir, I have carefully reviewed your instructions and I am confident that I can complete this project efficiently. I would appreciate the opportunity to work on this project, and I assure you that I will deliver high-quality work with unlimited revisions. Moreover, I am committed to working on your project even after the work is completed. Please let me know if you have any questions or concerns. I look forward to your response. Thank you for your time. Best regards, SYEDA NIMRA
$140 USD in 2 days
4.0
4.0

With over a decade of experience in data management, including automation and Excel VBA development, I am the ideal candidate to assist you with your complex data merging task. My skills span across a diverse portfolio - from automation solutions that eliminate repetitive manual tasks to web scraping and data extraction - ensuring that this project will be completed in a streamlined manner. In particular, my expertise in Excel Power Query and ability to handle large datasets is a perfect match for your scope of work. I can effectively combine your voter registration files into a master dataset while cleaning and standardizing the data, leaving no stone unturned- including even the most critical component, the identification numbers (IC). Furthermore, I will meticulously merge the BKJ recipient data with the voter dataset based on identification numbers alongside upkeeping additional information such as DUN and PDM.
$70 USD in 1 day
3.2
3.2

Hi! I can set up a clean Power Query solution to combine all 5 voter files, standardize the IC/Identification Number, and merge DUN/PDM into your BKJ recipient list—built so you can replace the BKJ file and just click Refresh. I’ve done large-dataset merges (200K–500K+ rows) with fast, maintainable steps and minimal manual work, suitable for non-technical users. You’ll receive a fully working Excel setup, a clean structured output, and a simple 1-page user guide explaining how to update files and refresh in one click. If you award the project, I’ll start immediately and deliver a stable master file with error checks (invalid/duplicate ICs) and clear refresh instructions.
$78 USD in 1 day
3.0
3.0

As someone who has spent over 6 years designing, building, and deploying complex data-driven solutions, I am precisely equipped to handle your Excel Data Management and Merging project in record time. I am particularly skilled in using Excel Power Query as well as other maintainable, efficient solutions. I believe my knack for clean and reliable architecture aligns with your need for data standardization and merging on a massive scale while still keeping it user-friendly for non-technical users. My experience in automating business processes will significantly benefit this project. By creating a simplified, yet effective system to update your BKJ file with just a few clicks, you can save countless hours of manual work and minimize the possibility of operational errors. Additionally, my proficiency with other tools like n8n and Zapier assures you of my advanced data handling approach beyond Excel. Not only will I deliver a clean and structured output file to you promptly, but I will also provide a detailed user guide that won't require any technical background to understand and operate. My ultimate goal is to provide you with a powerful solution that enhances efficiency, empowers your team, and optimizes your system for the long haul. Let's tackle this challenge together!
$140 USD in 7 days
2.4
2.4

Hello, I reviewed and checked the project, and I am ready to start working immediately. I'm expert in Excel Data Management and Merging. Let's discuss more details on chat.
$30 USD in 1 day
2.1
2.1

Hello, I can set up a clean and efficient Excel solution to combine, process, and match your datasets accurately. I will: Combine all 5 voter files into a single structured master dataset Clean and standardize Identification Numbers to ensure accurate matching Merge the BKJ recipient data with the voter dataset and append DUN and PDM details Build a simple Power Query-based system where you can replace files and click “Refresh” to update everything instantly The final output will be well-structured, reliable, and designed for large datasets without performance issues. I will also include a short, easy-to-follow guide so non-technical users can manage updates without difficulty. I understand the urgency and can deliver a fully working setup within 24 hours, along with support for minor adjustments after review. I’m ready to start immediately—please share the files to proceed. Best Regards, Mitaly C
$80 USD in 1 day
0.9
0.9

Hi, I’ll combine, clean, and match your datasets into a fast, one-click refresh system using Power Query. What you’ll get: * Merged master voter dataset (all 5 files combined) * Cleaned and standardized IC/ID fields * Accurate matching of BKJ recipients with voter data * Added DUN and PDM columns to BKJ dataset * One-click refresh setup (replace file → auto-update) * Optimized for large datasets (400K+ rows) * Clean final Excel output * Simple step-by-step user guide My approach: * Power Query for merging, cleaning, and matching * Structured queries for easy maintenance and speed * Validation to ensure matching accuracy I’ve handled large Excel datasets and built automated refresh systems. Timeline: Within 24 hours Budget: $80 total Ready to start immediately!
$80 USD in 1 day
0.5
0.5

Hello, Thank you for the clear brief. I must be transparent: this project requires deep Excel/Power Query and large-scale data merging expertise (Excel VBA/Power Query focus). My core freelancing strengths are web development, automation, UI/UX and design, not specialized Excel Power Query/data-wrangling at the scale you described. I don’t want to risk delivering a suboptimal solution for a time-sensitive task. If you prefer, I can: - Refer a trusted Power Query/Excel specialist - Help define the scope and checklist so the handover is smooth Deliverables I can assist with (referral/handshake): - Clear technical brief for the Excel specialist - Suggested acceptance tests to verify merges and refresh workflow Budget & timeline: I will not bid; instead I can connect you to a specialist quickly. Best regards,
$190 USD in 3 days
0.0
0.0

Hi there, Your project is right up my alley — I've handled similar Excel merges with 500K+ rows using Power Query, which is exactly the right tool for this. Here's my plan: Append the 5 voter files into one master dataset Clean and standardize the IC numbers (trim spaces, fix formats, handle duplicates) Merge BKJ recipients with voter data on IC, pulling in DUN and PDM Set it up so you just replace the BKJ file and hit "Refresh All" — no technical steps needed I'll deliver the working file, a clean output, and a short user guide with screenshots so anyone on your team can run it. Can comfortably finish this within 24 hours. Happy to start right away. Thanks!
$80 USD in 1 day
0.0
0.0

I don’t just complete projects — I build solutions that deliver real results. With a strong focus on quality, speed, and clear communication, I turn ideas into polished, high-performing outcomes. Whether it’s design, development, or strategy, I approach every project with precision and a commitment to exceeding expectations. If you’re looking for someone reliable, detail-oriented, and easy to work with — let’s get started and make your vision a reality. Send me a quick message and let’s talk about your project. Even if it’s just to explore ideas, I’m happy to help — you might be one message away from finding the right person for the job. My Profile https://www.freelancer.com/u/taskra
$140 USD in 1 day
0.0
0.0

With over five years of experience in data management and being a skilled Excel user, I am confident that I can handle your project to its fullest. I have advanced proficiency in Excel including Power Query, which enables me to efficiently process and merge large datasets - manipulation, cleaning, and standardization. This is absolutely perfect for your needs of matching and merging your aid recipients with voter registration data based on the Identification Number. Your satisfaction is of paramount importance to me, that's why I am devoted to not only providing you with clean and structured output files but also in setting up a simple and efficient system for you. One where non-technical users would be able to effortlessly update the BKJ file with just a click. My end goal is to empower you with a user-friendly solution that saves time, reduces complexity, and ensures accuracy and ease in your data management tasks. Rest assured that I will prioritize fast delivery without compromising on the quality of work as I understand the immediacy and scalability requirements for your project.
$40 USD in 1 day
0.0
0.0

Hi, I saw that you need help combining multiple large Excel datasets, cleaning IC data, and creating a refreshable system using Power Query, I can help you make this process simple and efficient. I’ve worked with large datasets (200K–500K+ rows), handling data cleaning, merging, and building automated Excel workflows. I’ll help you: - Combine all voter files into one clean master dataset - Standardize IC format and remove inconsistencies - Match BKJ data accurately with voter records - Add DUN & PDM fields correctly - Build a Power Query system so you can just replace files and click refresh My focus is accuracy, speed, and making sure the system is easy for you to use long-term (non-technical friendly). I’m ready to start and can deliver a clean, structured solution for you. Looking forward to working with you Best regards, Sary K P.S. Just to confirm-are your IC formats currently consistent across all files, or do they need standardization first?
$75 USD in 7 days
0.0
0.0

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