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Project Description: The Exam-Gen app organization and upgrade project includes the following requirements: IMPORTANT: Individual Developers ONLY Strictly No Agencies, No Development Firms, and No Brokers/Middlemen. I am looking for a direct 1-on-1 working relationship with the person writing the code. Verification: A brief video intro call is required before hiring to verify you are an individual freelancer. NDA Required: The selected developer must sign a Non-Disclosure Agreement (NDA) before starting the project. Bot-Check: To prove you read this, start your proposal with the word: "SOLO-DEVELOPER". Payment Terms (Strict): Single Final Payment: 100% of the payment will be released only upon full completion, successful deployment on my server, and final verification of all requirements. No Milestones: There are no intermediate milestones, no upfront payments, and no partial payments during the work. Only apply if you are comfortable with receiving the full payment once the project is 100% finished and working on the server. Core Objective: Full Migration with Zero Visual/Functional Change The upgraded version (Angular 19) must be identical to the original version in every aspect (UI/UX and behavior). Original Source Link: [login to view URL] Original Source Folder: D:\exam-gen New Version Target Folder: D:\exam-gen-dev New Version Target Link: [login to view URL] 1. Timeline (Critical): Immediate Start: The developer must be able to start within 2–3 days of being hired. Duration: The entire project, including testing and deployment, must be completed within 7 days from the start date. 2. Environment & Framework Upgrade: Upgrade the workspace including Angular (from v14.x to v19 stable), npm, and node.js to the latest stable versions. Convert and refactor app code to be fully compatible with Angular 19, including replacement or adjustment of all External Dependencies. 3. Build Process & Script Integration (Mandatory): Script-Based Compilation: The project MUST be successfully compiled and deployed using my existing batch scripts: Compile Exam-Gen - [login to view URL] Compile Exam-Gen - [login to view URL] Success Criteria: Running these scripts must result in a successful build without any error messages or warnings. 4. Quality Assurance & Tests: ng serve must run in both D:\exam-gen-dev and D:\exam-RNT-dev without errors. Reorganize the application folder (D:\exam-gen-dev) to strictly follow standard Angular app structure. No Video Demos: Completion is defined only by a working installation on my server, not by video recordings. 5. Restoration & Comparison Scripts: Developer will provide Windows batch scripts that allow seamless switching between the new version and the original version. 6. Testing Environment (Dev Version): URL: [login to view URL] Login: ilantep1 @ [login to view URL] / 123456 Requirements: =============== Individual Freelancer (No Agencies). NDA Signature is mandatory. Proven hands-on experience with Angular upgrades (v14 to v19). High commitment to the 7-day deadline.
Projekt-ID: 40229276
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74 freelancere byder i gennemsnit $448 USD på dette job

SOLO-DEVELOPER Hello, I have carefully analyzed your project requirements for the Exam-Gen Angular upgrade and zero-change migration. I recently completed a similar project upgrading a large Angular application from v13 to v18, keeping the UI, UX, and behavior 100% identical while refactoring dependencies, fixing build scripts, and deploying directly on the client’s server with final validation only. For your project, I will upgrade Angular from v14 to v19, update node.js, npm, and all external dependencies, and refactor the code to ensure full compatibility. I will preserve the exact visual and functional behavior, reorganize the app to standard Angular structure, ensure ng serve runs without errors, and guarantee successful builds using your existing batch scripts for dev and prod. I will also provide Windows batch scripts to switch between original and upgraded versions seamlessly and complete deployment directly on your server. I am available to start immediately, comfortable with a single final payment, NDA signing, and video verification. I am fully committed to delivering a stable, verified, production-ready upgrade within the 7-day timeline. Best regards, Elenilson
$350 USD på 7 dage
5,9
5,9

SOLO-DEVELOPER — I can upgrade your Exam-Gen app from Angular v14 to v19 with zero UI/UX or functional changes, ensuring all dependencies and your existing Dev/Prod batch scripts build cleanly with no errors. I can start within 2–3 days, sign the NDA, join the intro call, and deliver a fully working server deployment within the 7-day deadline.
$300 USD på 7 dage
5,4
5,4

SOLO-DEVELOPER I’ve handled Angular upgrades before where the main challenge was keeping the UI and behavior identical while moving through multiple Angular versions. Here, the key is a strict side-by-side comparison after upgrading from v14 to v19 plus making sure your batch scripts compile without errors or warnings. I would start by fully syncing your existing code to a new Angular 19 workspace in D:\exam-gen-dev and immediately run your provided batch scripts to confirm they work as expected. From experience, dependency updates often need careful tweaking—do you want me to automatically replace deprecated packages with community-recommended alternatives where needed, or stick strictly to matching the current libraries? Also, I can reorganize your folder structure to match Angular standards while ensuring the ng serve runs error-free in both dev folders. The batch scripts for version switching are straightforward and I’ll deliver them alongside the code. I understand the 7-day deadline is critical and can start within 48 hours to complete a full upgrade, testing, and deployment on your server. Ready to sign the NDA and start after your intro call.
$250 USD på 7 dage
5,3
5,3

Upgrade & Organize Exam-Gen App I’m a full-stack software engineer with expertise in React, Node.js, Python, and cloud architectures, delivering scalable web and mobile applications that are secure, performant, and visually refined. I also specialize in AI integrations, chatbots, and workflow automations using OpenAI, LangChain, Pinecone, n8n, and Zapier, helping businesses build intelligent, future-ready solutions. I focus on creating clean, maintainable code that bridges backend logic with elegant frontend experiences. I’d love to help bring your project to life with a solution that works beautifully and thinks smartly. To review my samples and achievements, please visit:https://www.freelancer.com/u/GameOfWords Let’s bring your vision to life—connect with me today, and I’ll deliver a solution that works flawlessly and exceeds expectations.
$300 USD på 7 dage
5,5
5,5

SOLO-DEVELOPER With a vast 12+ years experience in web development, particularly Angular upgrades, I am confident I can skillfully undertake your Exam-Gen app project. Having built a strong portfolio through delivering top-quality and original web applications within strict deadlines, I understand the importance of adhering to a timeline. Furthermore, my commitment to my work means that I will deliver the upgraded version of the app as per the NDA sketched timeline.. What sets me apart is not just my extensive technological & coding knowledge but also my promise on being a solo developer that offers consistent direct 1-on-1 working relationships. Since you're looking for minimal visual and functional changes in your migration, my skills with ReactJs, Nextjs, Strapi, NodeJs, Vue js, AngularJs etc., combined with meticulous attention to detail, will guarantee an identical upgraded version of the app right from UI/UX through to its behavior. My previous experience in Script-Based Compilation and successful build deployments should give you the assurance you seek. Moreover, I'm highly comfortable with your payment structure and no video demos demands as it aligns perfectly with my philosophy of keeping client satisfaction above all. With all these values and skills combined with Magento projects management experience, your Exam-Gen upgrade project is definitely in safe hands for a successful completion - guaranteed within stipulated time and ready for deployment.
$500 USD på 10 dage
5,8
5,8

SOLO-DEVELOPER ✋ Hi There!!! ✋ The Goal of the project:- UPGRADE AND ORGANIZE EXAM-GEN APP TO ANGULAR 19 WITH ZERO VISUAL OR FUNCTIONAL CHANGE I have carefully read and understood your project requirements including strict individual developer engagement, Angular upgrade, and maintaining exact UI/UX behavior. I am the best fit due to my proven experience in Angular migrations and meeting tight deadlines. Matching your needs: 1) Upgrade Angular v14 to v19 with full dependency adjustments. 2) Ensure compilation with existing batch scripts without errors. 3) Reorganize project folders to standard Angular structure while maintaining functionality. I provide UI testing, database checks, and full source code delivery at project completion. I have 9+ years experience as a full stack developer and have successfully completed similar Angular upgrade projects. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$251 USD på 11 dage
4,9
4,9

SOLO-DEVELOPER — I work directly on code myself and am comfortable with NDA signing, intro verification calls, and strict 1-on-1 collaboration. I can handle the Angular v14 → v19 upgrade while preserving identical UI/UX and functionality. I’ve worked on framework migrations where zero regression, dependency refactoring, and build stability were critical. Your requirement to maintain script-based compilation and a fully matching deployed environment is clear and achievable. Deliverables: * Full Angular workspace upgrade to v19 with compatible Node/npm versions * Refactored codebase with updated dependencies and zero visual/functional change * Successful compilation via your existing Dev/Prod batch scripts without errors or warnings * Standardized Angular project structure in D:\exam-gen-dev * Batch scripts for seamless switching between original and upgraded versions * QA validation ensuring ng serve runs cleanly and deployed dev instance matches production behavior Timeline: Environment upgrade and dependency refactor within 2–3 days Script integration, testing, and structural cleanup within 2–3 days Final QA, deployment validation, and handover within 7 days total
$500 USD på 7 dage
4,4
4,4

Attention: Ensuring a Seamless Upgrade Experience! With 5 years of experience and a successful track record on similar projects offsite, I understand the importance of a clean and professional upgrade process. I specialize in providing user-friendly and scalable solutions. By strictly adhering to your requirements for individual developers, NDA signing, and rapid project completion, I ensure a reliable 1-on-1 working relationship. My approach includes upgrading the workspace to the latest Angular version seamlessly, guaranteeing identical UI/UX and behavior. Quality, performance, and adherence to your stringent timeline are my top priorities. Let's discuss your Exam-Gen app upgrade further and explore how I can exceed your expectations. Free advice: Quality is non-negotiable! Chirag Pipal Regards
$550 USD på 7 dage
4,5
4,5

Hello there, I reviewed your project Upgrade & Organize Exam-Gen App (2026) and understood the requirements at a high level. I focus on delivering clear, stable, and maintainable solutions aligned with the actual scope, I can work with JavaScript, Agile Development, Node.js and follow a clean development process with proper structure and error handling. If this aligns with what you’re looking for, please come to chat to discuss further. Best regards
$250 USD på 7 dage
4,2
4,2

SOLO-DEVELOPER: Being a skilled Full-Stack Developer, I have extensive experience in handling complex projects, specifically those involving code migration and upgrades. I am well-versed in Angular (v14 to v19), npm, and node.js, and can assure you of a smooth upgrade process minimizing any potential risk or disruption to your existing system. I also have a track record of adhering strictly to project timelines and will ensure that all tasks are completed efficiently within the stipulated 7-day window. In addition to my Angular expertise, I bring along proficiency in various other technologies such as Python, Java, React, Flutter, etc., which makes me adept in handling not just the frontend but also the backend requirements of your project. Moreover, I understand how critical NDA is for you and I am absolutely okay with meeting that requirement. You can count on me for clean and scalable code with a high emphasis on maintaining data security. With my solid problem-solving skills and commitment to delivering quality work, let me assure you that your 2026 Exam-Gen app upgrade will be in good hands.
$250 USD på 1 dag
4,3
4,3

Hi, I’m Karthik, a Senior Full Stack Engineer with 15+ years of experience, including deep hands-on Angular migrations and production upgrades. I fully understand: ✔ Individual developer only – direct 1:1 collaboration ✔ NDA – absolutely fine ✔ Video intro verification – no issue ✔ 7-day hard deadline ✔ Final payment after 100% completion & server verification I have upgraded Angular projects across major versions, handling: • Dependency refactoring • RxJS updates • TypeScript compatibility changes • Angular CLI/workspace restructuring • Third-party library replacement • Strict build & environment stabilization Your requirement for zero visual/functional change will be treated as strict parity migration. I will: ✔ Upgrade Angular 14 → 19 stable ✔ Update Node/NPM safely ✔ Ensure both batch scripts compile cleanly (Dev & Prod) ✔ Remove all build errors/warnings ✔ Reorganize folder to standard Angular structure ✔ Ensure ng serve runs error-free ✔ Provide switch scripts between old/new versions I focus on clean, deterministic builds and controlled refactors—no breaking surprises. I can start within 2–3 days and commit fully to the 7-day timeline. Let’s schedule the verification call and review the repo structure. Best Regards, Karthik
$800 USD på 7 dage
4,5
4,5

❤️Hi, sir❤️ I have hands-on experience upgrading Angular apps across multiple versions, including v14 to v19, ensuring zero visual or functional changes while refactoring dependencies and workspace configurations. I can work directly 1-on-1, start immediately, and deliver a fully tested dev and production build using sir’s existing batch scripts, with seamless switching between versions. All folder structures, ng serve checks, and deployment criteria will be strictly followed, and I am comfortable signing the NDA and adhering to sir’s single final payment terms. I look forward to working with sir.
$250 USD på 7 dage
4,5
4,5

Hello, I am an experienced individual Angular developer with hands-on expertise in upgrading apps from v14 to v19, ensuring zero visual or functional changes. I understand your requirement for a direct 1-on-1 collaboration, strict NDA adherence, and the full migration with precise build/script integration. My workflow prioritizes clean code, full compatibility with the latest npm/node versions, and rigorous QA to guarantee that ng serve and your batch scripts run error-free. I commit to completing the upgrade, testing, and deployment within 7 days while maintaining clear, timely communication to minimize any risk. I am ready to start immediately and deliver a fully production-ready version on your server. REGARDS, SHABAHAT HABIB*
$500 USD på 7 dage
4,4
4,4

SOLO-DEVELOPER I’m an individual full-stack developer with hands-on experience upgrading Angular applications across major versions, including dependency replacement and build system fixes. I can start within 2–3 days, follow your exact requirements, sign the NDA, and deliver a pixel-perfect Angular 19 migration with zero UI/UX or functional changes, fully compatible with your existing batch build scripts and deployed on your server within the 7-day timeline.
$500 USD på 7 dage
4,4
4,4

SOLO-DEVELOPER Hello! I'm Md Moffazzal, a Web Engineer with a passion for building great user experiences. I understand the critical need for upgrading your Exam-Gen app without altering its core functions or visuals. Over my decade-long career, I have strong experience in projects like yours; I have migrated apps while maintaining absolute functional similarity, upgraded Angular versions, and refactored apps to meet the latest technical requirements. Additionally, as an individual freelancer, NDA commitments and non-disclosure of project details are ingrained in my professional ethics. I adapt my work style to accommodate clients' specific requirements; hence, I am ready to sign your NDA and ensure complete privacy during our collaboration. You can expect seamless integration of your existing batch scripts with the upgraded app, zero errors during ng serve on D:\exam-gen-dev and D:\exam-RNT-dev, and meticulous reorganization of the app folder with standardized Angular structures. Moreover, meeting deadlines is as important to me as it is to you. I thrive under pressure and will prioritize your project to deliver within the 7-day timeframe without compromising quality. Also, being a full-stack web developer, I can handle any unexpected challenge that may arise during testing or migration. Let's take this project forward together and ensure a smooth transition to Angular 19 for your Exam-Gen app!
$250 USD på 3 dage
4,3
4,3

SOLO-DEVELOPER I can immediately start and complete the Exam-Gen app organization and upgrade project within the 7-day deadline, I will upgrade the workspace to Angular 19, refactor the app code, and ensure compatibility with the latest stable versions of npm and node.js, I will also provide Windows batch scripts for seamless switching between the new and original versions. Waiting for your response in chat! Best Regards.
$500 USD på 3 dage
3,9
3,9

SOLO-DEVELOPER. Hi, I’m Mubeen Khan and I lead a pragmatic team at Web Crest specializing in delivering impactful digital solutions. My team and I appreciate the gravity of your project and are ready to commit to the strict 7-day deadline. As evidenced by our track record of 98% project completion rate with positive feedback, we have the necessary skills and experience to undertake comprehensive app upgrades, js, node.js, and web development. One of our core competencies is Angular migration which aligns perfectly with your requirements. Upgrading from v14.x to v19 demands keen detail & focus. We not only excel at seamlessly migrating apps while maintaining their UI/UX behavior but also ensuring compatibility across all external dependencies. At Web Crest, we believe in providing 100% client satisfaction. Our commitment doesn't stop at development - we ensure thorough testing to deliver bug-free products. Your NDA requirement aligns well with our professional ethos too. Don't settle for just any developer for this important task - choose a seasoned team like ours that's primed to carry out this upgrade flawlessly within your timeframe. Let's get started on making your vision a reality!
$500 USD på 7 dage
4,0
4,0

SOLO-DEVELOPER. I have managed multi-version Angular migrations (v14 to v19) before. The critical steps here are handling the Material MDC migration in v15 and the removal of the compatibility compiler (ngcc) in v16 without breaking your existing dependencies. I will perform the upgrade incrementally to ensure your "Compile" batch scripts pass at every stage. Are you using standard Angular Material, or a third-party UI library that might be affected by the v15 changes?
$500 USD på 7 dage
4,1
4,1

SOLO-DEVELOPER" Utilizing my decade of expertise in the web and app development realm, I'm confident in my ability to successfully complete your Exam-Gen app organization and upgrade within the 7-day deadline. My proficiency spans across multiple disciplines including your required Angular upgrades from v14 to v19. This knowledge will be instrumental in migrating and relocating the app while ensuring there are zero visual or functional changes - guaranteeing identicality with the original version. In addition, I carry an invaluable understanding of maintaining external dependencies, unmistakably visible as you lookout for individual freelancers (like myself) instead of agencies. Being a solo developer makes it easier to ensure non-disclosure agreements for a secure system during this process. Compatibility is key - a requirement I undertake with script-based compilations relieving you of any compilation or deployment issues at any point moving forward.
$700 USD på 7 dage
3,6
3,6

SOLO-DEVELOPER Hello! I've been a top-rated Freelancer for over a decade and have just completed a similar Angular upgrade project for another client. This time, I'm confident I can deliver a seamless migration of your Exam-Gen App to Angular 19, preserving its original UI/UX and behavior. I'm the perfect fit for this project due to my extensive experience in Angular upgrades, npm, node.js, and batch script integration. I'll ensure a smooth transition by converting and refactoring your app code, upgrading your workspace, and implementing script-based compilation using your existing batch scripts. In my previous project, I successfully upgraded an app from Angular 8 to 14, reducing manual work by 80% and launching with zero downtime for 6 months. Multiple 5-star reviews on Angular upgrades and OpenAI API integrations speak to my expertise and commitment to delivering high-quality results. I'm excited to work with you directly and discuss a clear plan and quote. Happy to hop on a quick call (no obligation) to discuss architecture, timeline, and ensure a successful deployment. Chris | Lead Developer | Novatech
$500 USD på 7 dage
4,0
4,0

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