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Excel VBA Expert / C# Desktop Developer for Industrial Piping Management System I have developed a large Microsoft Excel project used for industrial piping construction management. The workbook already exists and contains approximately 24 interconnected worksheets with databases for: Weld Tracking Isometric Tracking Hydro Test Tracking NDT Inspection Tracking Welder Qualifications Line Register Material Tracking Executive Dashboard Global Search The workbook is already functional, but it has become too complex. Objective I need an experienced developer to either: Option A Simplify and improve the existing Excel workbook while keeping it stable. or Option B Convert the entire project into a professional Windows desktop application. I am open to recommendations. Required Skills Microsoft Excel VBA (Expert) Advanced Excel formulas Database design C# WPF or WinForms SQLite or SQL Server UI/UX Industrial software experience is a plus Important This is NOT a project to start from scratch. The existing workbook already contains the business logic. The goal is to improve and simplify it. What I expect The project will be divided into milestones. Milestone 1 Analyze the workbook Understand the business logic Suggest improvements Produce a development plan Milestone 2 Implement the approved improvements. Milestone 3 Complete the project. Please apply only if you have experience with Excel ERP Manufacturing software Industrial applications Production tracking Quality Control systems When applying, please send Similar projects Portfolio Estimated duration Estimated budget I will ignore generic AI-generated proposals. Please start your proposal with the words: "PIPING CONTROL" so I know you have actually read the project description.
Project ID: 40608404
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PIPING CONTROL Kourou is preparing for another ESA launch campaign, where every component must be tracked accurately from start to finish. That's exactly why simple, reliable systems outperform complicated ones. Your workbook already contains the hardest part—the business logic. I wouldn't rebuild it from scratch. The first step is mapping every worksheet, VBA routine, formula and dependency. That tells us what can stay in Excel, what should be simplified, and whether converting to a Windows application will actually reduce maintenance instead of creating new complexity. If Excel remains the best option, we'll clean it up without breaking existing workflows. If a desktop application makes more sense, we'll migrate the proven logic one module at a time, so Weld Tracking, NDT, Hydro Tests, Materials, Line Register and the Dashboard continue working throughout the transition. Instead of reinventing everything, we can borrow proven ideas from LibreOffice Calc and SQLite reference implementations for reliable data storage, fast search and reporting. Those building blocks are well tested and let us focus on your workflow rather than rewriting solved problems. Deliverables: * Workbook analysis and dependency map * Risk and improvement report * Clear milestone-based development plan * Proof of concept for the highest-risk module * Stable implementation with testing Which part gives you the biggest headache today: Weld Tracking, Material Tracking, or the Executive Dashboard?
$250 USD in 7 days
8.9
8.9

"PIPING CONTROL" ... I have gone through the attached xlsx file and found it has the modules given below 1- Weld Management 2- Isometric Tracking 3- Hydro Test 4- NDT Inspection 5- Welder Management 6- Material Management 7- Line Register 8- Global Search 9- KPI Engine 10-Executive Dashboard 11-Audit Reports 12-Settings & Navigation --> I have more than 15 years of experience in C# desktop application development. Already developed ERP level applications using C# , WPF/Winforms ,SQL Server and Crystal reports.. After reviewing your workbook, I understand that the business logic is already built, so I would focus on improving and simplifying the existing system rather than rebuilding it from scratch. Please -->Will provide a professional Windows application with modules including Weld Tracking, Isometric Tracking, Hydro Test, NDT Inspection, Material Management, Welder Management, Line Register, Global Search, Audit Reports, and Executive Dashboard using C#, WPF, and SQL Server Express(Free) -->Please clarify whether the price mentioned is for first milestone or complete project ? i-e Milestone 1 Analyze the workbook Understand the business logic Suggest improvements Produce a development plan Looking forward to discussing your project.
$560 USD in 22 days
7.8
7.8

PIPING CONTROL — Audit and repair of your 24-worksheet industrial piping construction workbook, or full migration to a C# desktop app. I understand the real problem: the workbook works, but 24 interconnected sheets with weld tracking, NDT, hydro test, and welder qualifications layered on top of each other have made every change a risk to something else. Here is my execution plan: Milestone 1 — Workbook Audit: I will map every sheet dependency, formula chain, and VBA module, then deliver a plain-language findings report with a concrete Option A vs Option B recommendation including effort and risk for each path. Milestone 2 — Stabilization or Migration: For Option A, I will refactor the VBA and convert ranges to structured Tables so your Weld and NDT logic stops breaking on edits. For Option B, I will build a C# WPF app backed by SQLite, preserving your existing business logic exactly rather than starting from scratch. Milestone 3 — Dashboard and Handoff: I will rebuild the Executive Dashboard with live aggregations and deliver documentation your site team can use without a developer present. One risk you have not mentioned: welder qualification expiry logic often silently breaks when VBA modules reference each other across sheets — I will flag every instance in Milestone 1. Milestone 1 delivered in 7 days for USD 300, with Milestones 2 and 3 scoped after your approval.
$300 USD in 7 days
7.1
7.1

PIPING CONTROL Greetings! I specialize in **Excel VBA automation, desktop software development, and industrial management systems**, backed by a team of **62 professionals with over 9 years of experience**. We can analyze your existing piping management workbook and recommend the best path between optimization and migration to a scalable desktop application. **Here's how we can help:** * Audit the existing Excel structure, VBA logic, and workflows. * Optimize formulas, databases, dashboards, and performance. * Convert the system into a C# WPF/WinForms application if required. * Build a structured database with SQLite/SQL Server integration. **Questions:** 1. Do you prefer improving Excel first or are you considering full migration immediately? 2. Can you share the current workbook size and VBA complexity? We’re ready to preserve your existing business logic while creating a more stable and maintainable solution.
$500 USD in 7 days
7.3
7.3

Hi, I understand you already have a fully functional Excel-based piping management system, and you're looking for an experienced developer to analyze the existing business logic, simplify the workbook, or recommend and execute a migration to a robust C# desktop application without rebuilding everything from scratch. I can thoroughly review the current workbook, document the existing workflows, identify performance and maintenance improvements, and provide a clear development roadmap. Whether optimizing the VBA solution or migrating to a WPF/WinForms application with SQLite or SQL Server, I'll ensure all business logic is preserved while making the system more stable, maintainable, and scalable. Best regards, Muhammad Usman
$450 USD in 3 days
6.6
6.6

**PIPING CONTROL** Hello, I've carefully reviewed your requirements and understand you're looking to enhance an existing industrial piping management system rather than rebuild it from scratch. Whether optimizing the current Excel/VBA solution or migrating it into a professional C# desktop application, the priority is preserving your existing business logic while improving performance, maintainability, usability, and long-term scalability. With extensive experience in Excel automation, VBA, C#, database design, and business process applications, I can deliver a structured solution with minimal disruption. My approach is to begin with a comprehensive analysis of the existing workbook, mapping all worksheets, formulas, VBA modules, dependencies, workflows, and business rules before identifying bottlenecks and simplification opportunities. Based on the findings, I'll recommend whether optimizing Excel or migrating to a C# WPF/WinForms application with SQLite/SQL Server offers the best long-term value. Development will follow milestone-based delivery, preserving all core functionality while improving data management, tracking, reporting, dashboards, search performance, UI/UX, and maintainability. Could you clarify approximately how many VBA modules, UserForms, and total records the current workbook contains, and whether multiple users access it simultaneously? Cheers, Aneesa
$250 USD in 2 days
6.4
6.4

⭐⭐⭐⭐⭐ Excel VBA & C# Expert for Industrial Piping Management Solutions ❇️ Hi My Friend, I hope you're doing well. I reviewed your project details and see you are looking for an Excel VBA Expert or C# Developer. You have no need to look any further as Zohaib is here to help you! My team has successfully completed over 50 projects for industrial management systems. I can simplify your existing Excel workbook or convert it into a professional desktop application, ensuring stability and efficiency. ➡️ Why Me? I can easily improve your industrial piping management system since I have 5 years of experience in Excel VBA, C#, and database design. My skills include advanced Excel formulas, UI/UX design, and project management. I have a strong grip on SQL databases and industrial software, ensuring a comprehensive approach to your project. ➡️ Let's have a quick chat to discuss your project in detail, and I can show you samples of my previous work. Looking forward to discussing this with you in chat. ➡️ Skills & Experience: ✅ Excel VBA Expertise ✅ Advanced Excel Formulas ✅ C# Development ✅ WPF or WinForms ✅ Database Design ✅ SQLite or SQL Server ✅ UI/UX Design ✅ Industrial Software ✅ Production Tracking ✅ Quality Control Systems ✅ Project Management ✅ Data Analysis Waiting for your response! Best Regards, Zohaib
$350 USD in 2 days
6.4
6.4

**PIPING CONTROL** Dear Hiring Manager, I carefully read your project description and understand this is **not a new development project**, but an enhancement and possible migration of an existing Excel-based industrial piping management system. I have **8+ years of experience** developing desktop and enterprise applications using **C#, WinForms, WPF, .NET, SQL Server, and SQLite**. I have also worked on maintaining and improving complex legacy systems, making them more stable, maintainable, and user-friendly. My approach would be: * Analyze the workbook, VBA, formulas, and data flow. * Understand the existing business logic. * Recommend whether optimizing Excel or migrating to a C# desktop application is the better long-term solution. * Implement the approved improvements while preserving your existing workflows. My expertise includes: • C#, .NET, WinForms, WPF • SQL Server & SQLite • Database design • Dashboard & reporting systems • Legacy application modernization • Performance optimization • Git & version control **Estimated Duration** Milestone 1 (Analysis & Development Plan): 5–7 days. The complete timeline and budget can be provided after reviewing the workbook. I would be happy to review your existing solution and help simplify it while keeping the business logic intact. Best Regards, Sunny
$750 USD in 10 days
6.1
6.1

Hi, I am a .NET developer with 8 years of rich experience in software development, with a background in . I am familiar with C#, .NET, Microsoft Excel, Excel VBA, WPF, SQLite, Database Design, Microsoft Access, and Software Development. For this project, I can analyze your existing Excel workbook, preserve the current business logic, recommend whether optimizing the VBA solution or migrating to a C# desktop application is the better long-term approach, and implement a stable, maintainable solution through milestone-based development. I'm an individual freelancer and can work on any time zone you want. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
$250 USD in 7 days
5.5
5.5

Hi! I have extensive experience with complex Excel VBA systems, C#, WPF/WinForms, and SQLite/SQL Server applications. I can thoroughly analyze your existing workbook, preserve its business logic, and recommend whether optimizing the Excel solution or migrating it to a professional desktop application is the best long-term approach. I’ll provide a clear development plan, implement the approved improvements, and deliver a stable, maintainable solution. I’d be happy to share relevant experience and discuss the timeline and budget.
$250 USD in 5 days
6.2
6.2

Hi, ** .Net expert** I have more than 15 years of experience in the development As I am an expert, I can build it according to your requirements. Because I have a lot of experience in these fields, I can build your project as soon as possible. I offer excellent software quality work and provide the best support for your project. If you give me this job, I will do my best to finish your job by your timeline. If you want to see my past works, I can show you my past works right now. Ready to discuss this with you about the task now. Thank you for the reading.
$250 USD in 7 days
5.9
5.9

PIPING CONTROL Your Excel workbook will fail when multiple users try to update weld tracking simultaneously, and you have no rollback mechanism if someone corrupts a formula across 24 linked sheets. This creates audit risk in industrial environments where traceability is non-negotiable. Quick questions - are inspectors currently entering data directly into the master workbook or working from copies that get merged later? And what is your target user count once this scales beyond the current team? Here is the architectural approach: - EXCEL VBA: Audit the existing macro logic to identify calculation bottlenecks and eliminate circular dependencies that cause crashes during dashboard refresh. - DATABASE DESIGN: Migrate relational data (welds, tests, qualifications) into SQLite with proper foreign keys so you can enforce referential integrity that Excel cannot guarantee. - WPF: Build a desktop UI that mirrors your current workflow but adds role-based permissions, offline sync, and automated backup before any destructive operation. I have built similar migration projects for 2 manufacturing clients who outgrew Excel-based MES systems. Let's schedule a 20-minute walkthrough of your workbook so I can map dependencies before proposing the phased approach.
$450 USD in 10 days
5.6
5.6

**PIPING CONTROL** Hello, I have carefully reviewed your requirements and understand the complete scope of your Industrial Piping Management System. I have similar expertise in developing industrial, manufacturing, ERP, and production management applications, and I can efficiently enhance your existing Excel solution or migrate it into a professional Windows desktop application while preserving your current business logic. I have 10+ years of experience in Excel VBA, C#, WPF/WinForms, SQL Server, SQLite, database design, and desktop application development. I will begin with a detailed analysis of your workbook, understand all interconnected workflows, identify bottlenecks, recommend the most suitable approach, and deliver a structured development roadmap before implementing the approved solution through milestone-based development. I WILL PROVIDE 2 YEARS OF FREE ONGOING SUPPORT, COMPLETE SOURCE CODE, AND ASSIST YOU FROM DEVELOPMENT TO SUCCESSFUL DEPLOYMENT. I am available to start immediately, provide regular progress updates, and work closely with you until the project is fully completed and optimized. I eagerly await your positive response. Thanks, Christina
$500 USD in 7 days
5.3
5.3

PIPING CONTROL We have a team of experienced .NET developers with expertise in Excel VBA, C#, WPF/WinForms, SQL Server, SQLite, and enterprise workflow automation. Rather than rebuilding your solution, we'll preserve your existing business logic and recommend whether optimising Excel or migrating to a Windows application delivers the best long-term value. Estimated effort: • Milestone 1 – Workbook analysis, business logic review, architecture recommendation & development roadmap: 35–45 hours • Milestone 2 – Implementation (Excel optimisation or desktop application foundation): 120–180 hours • Milestone 3 – Remaining modules, testing, optimisation & deployment: 80–120 hours Total estimate: 235–345 hours (final estimate after analysis). Per-hour rate: US$18/hr. Our team has delivered manufacturing, production tracking, ERP, QC, inventory, and dashboard solutions using .NET and SQL databases. We'd be happy to share relevant work during our discussion. We focus on maintainability, performance, and a smooth transition without disrupting your existing workflows.
$500 USD in 7 days
5.4
5.4

Hello, I have carefully reviewed your requirements and can help improve your existing Excel-based piping management system without disrupting the business logic you've already built. My recommendation is to first analyze the current workbook and determine whether optimizing the Excel solution or migrating it to a C# WPF desktop application with SQLite/SQL Server offers the best long-term value. I'll begin by understanding the existing workflows, identifying bottlenecks, and preparing a detailed development plan. Once approved, I'll implement the improvements, simplify the architecture, enhance performance, and deliver a stable, maintainable solution while preserving your existing functionality. I have experience with Excel automation, VBA, C#, database-driven desktop applications, and production tracking systems. I'm available to start immediately and would be happy to discuss the workbook, estimated timeline, budget, and the most suitable approach for your project. Thank you.
$500 USD in 5 days
4.8
4.8

PIPING CONTROL Hi There!!! ✋ The Goal of the project:- SIMPLIFY THE EXISTING EXCEL WORKBOOK OR CONVERT IT INTO A PROFESSIONAL C SHARP DESKTOP APPLICATION FOR INDUSTRIAL PIPING MANAGEMENT. <-- Questions --> 1. Leaning more toward Option A simplifying the current Excel VBA system, or Option B a full C sharp desktop rebuild with SQLite or SQL Server. 2. Could a copy of the current workbook be shared for review during milestone one to fully understand the existing business logic before proposing improvements. Similar industrial tracking systems have been delivered before, covering weld and NDT inspection tracking, material and line registers, and executive dashboards, both as advanced Excel VBA solutions and as C sharp WPF desktop applications with SQL backends. Focus stayed on preserving existing business logic while improving stability and usability. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$260 USD in 7 days
4.9
4.9

Hi, Your project immediately caught my attention because it isn't about replacing an Excel workbook—it's about preserving years of proven business logic while making it easier to maintain and scale. With over 15 years of experience in C#, WPF, WinForms, SQL Server, SQLite, and enterprise desktop applications, I've migrated numerous complex Excel/VBA-driven workflows into professional Windows applications while ensuring users experience minimal disruption. One of my relevant projects is a desktop Inventory Management System that includes inventory, purchasing, sales, barcode generation, GST billing, accounting, reporting, dashboards, and role-based security. I've also developed enterprise healthcare billing systems and logistics management software where complex business rules, reporting, and data integrity are critical. This background makes me comfortable working with interconnected datasets similar to weld tracking, hydro testing, NDT inspections, material tracking, and executive dashboards. Best regards, Maroof Khan
$500 USD in 7 days
5.9
5.9

Hello! As per your project post, you are looking to improve an existing industrial piping management system that has evolved into a complex Excel workbook containing critical business logic across multiple interconnected modules. Rather than rebuilding everything from scratch, the objective is to analyze the current solution, simplify its architecture, and either optimize the Excel application. My approach would begin with a detailed analysis of your workbook to understand the underlying business logic, worksheet relationships, formulas, VBA modules, and data flow. Based on this assessment, I will provide a structured development plan comparing the benefits of enhancing the existing Excel solution versus migrating it to a C# desktop application using WPF or WinForms with SQLite or SQL Server. Once the preferred approach is approved, I specialize in Microsoft Excel VBA, C#, WPF, WinForms, SQLite, SQL Server, database design, desktop application development, workflow automation, and business management systems. My focus is on modernizing complex legacy applications into scalable, maintainable solutions while preserving proven business processes and minimizing operational disruption. Let's connect to review your existing workbook and create the most practical roadmap for transforming it into a more efficient and future ready industrial management system. Best regards, Nikita Gupta
$300 USD in 22 days
4.7
4.7

PIPING CONTROL, Hi Sir, hope you are doing well. I did a similar project related to cost management. I like to discuss the Excel file with you, then suggest an improvement and development plan. After the discussion, I can give you the estimated delivery. Let's discuss now on the chat Thanks
$500 USD in 7 days
5.1
5.1

Hi, Aashiq here from Cape Town, South Africa. This project instantly caught my eye, so I had to reach out. I see you’re looking for someone to simplify and improve your existing Excel workbook for industrial piping management. It’s clear that the current complexity needs a skilled touch to maintain stability while enhancing functionality. With experience in transforming intricate Excel solutions into user-friendly applications, I’ve helped businesses streamline operations and improve efficiency. I can confidently achieve the results you want. Feel free to ask for samples of similar projects I’ve completed. Based on what you mentioned, here is how we would approach the project: - Analyze the current workbook thoroughly - Identify and suggest practical improvements - Create a clear development plan for implementation Rest assured, I prioritize clear communication and will deliver a seamless, user-focused solution optimized for performance. Best Regards, Aashiq
$700 USD in 14 days
4.4
4.4

Kourou, French Guiana
Member since Jul 27, 2026
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