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Saya memiliki sebuah toko online yang sudah berjalan, namun perlu diperbaiki dan diperbarui agar tampilannya lebih modern dan fungsinya lebih stabil. Fokus utama pekerjaan ini adalah: • Meninjau dan merapikan kode HTML, CSS, JavaScript, PHP, dan MySQL yang sudah ada. • Membuat atau memperbarui halaman “Tentang Kami” agar lebih informatif dan mudah diedit di kemudian hari. • Menambahkan formulir kontak yang langsung terhubung ke email admin serta disimpan ke database untuk keperluan pencatatan. • Menampilkan testimoni pelanggan secara dinamis, lengkap dengan opsi tambah-hapus-edit melalui halaman admin. Kebutuhan teknis: – Familiar dengan stack LAMP/LEMP, jQuery atau vanilla JS, dan struktur basis data MySQL. – Peka terhadap keamanan dasar e-commerce (input validation, sanitasi, dan proteksi CSRF/SQL injection). – Mampu bekerja pada repo Git sederhana agar perubahan mudah saya tinjau. Saya akan menyediakan akses FTP, database, dan catatan bug yang sudah teridentifikasi. Tolong cantumkan contoh singkat proyek serupa yang pernah Anda tangani, perkiraan durasi, serta langkah kerja yang biasa Anda lakukan untuk audit kode sebelum mulai mengubahnya.
Projektin tunnus (ID): 40295319
34 ehdotukset
Etäprojekti
Aktiivinen 28 päivää sitten
Aseta budjettisi ja aikataulu
Saa maksu työstäsi
Kuvaile ehdotustasi
Rekisteröinti ja töihin tarjoaminen on ilmaista
34 freelancerit tarjoavat keskimäärin $25 USD/tunti tätä projektia

I believe my skills and experience make me the perfect fit for your project. As a seasoned developer with over 18 years of experience, I've worked on numerous e-commerce sites utilizing technologies such as PHP, MySQL and JavaScript, which I notice aligns perfectly with your stack. I ensure not only a modern and stable look for your site, but also place stringent focus on security measures like input validation, sanitization and protection against CSRF/SQL injection. My familiarity with LAMP and GIT ensures that your project would be handled meticulously and alteration gets easier. My audit methodology includes a thorough examination of your existing codebase which ensures that not only redundant sections are eradicated but also seamless integration of new functionalities without jeopardizing the overall stability. Lastly, I understand the significance of 'Tentang Kami' aspects on an e-commerce website as it serves as an introduction and credibility factor for the customers. So you can be assured that this page would not only be informative but flexible enough to meet your ever-changing requirements. Having worked with numerous e-commerce projects, I'm confident that my expertise will take your site to the next level in terms of both sleek design and robust functionality!
$20 USD 40 päivässä
9,1
9,1

Hello, Thank you so much for posting this opportunity. It sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your project. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards!
$15 USD 40 päivässä
8,2
8,2

As a skilled and versatile team of web developers, we feel we are the ideal fit for your project. Our profound knowledge and hands-on experience with languages such as JavaScript, PHP, HTML and CSS will enable us to not only review and tidy-up existing codebase but also enhance your online store with cutting-edge designs and robust functionality that aligns perfectly with modern industry standards. With our expertise in building feature-rich contact forms connected to admin emails and databases for record keeping, we can ensure a seamless customer experience on your site. Our capability to display dynamic client testimonials with functionalities like add-delete-edit via an admin page is another value-added service we bring to the table. Given your technical requirements, we are well-versed with LAMP/LEMP stack, jQuery, vanilla JS, and demonstrate sound understanding of securing e-commerce sites through proficient input validation and protection against SQL injections using countermeasures like CSRF tokens. We are adept at working on Git repositories as well - facilitating convenient review of changes made for you.
$20 USD 40 päivässä
7,8
7,8

Hi there! I'm Asma, a web developer and graphic designer with 10 years of hands-on experience helping brands stand out in crowded markets. I've worked with clients and agencies across fashion, hospitality, property, and luxury lifestyle sectors, and one thing stays constant: I'm obsessed with getting the details right. I don't just make things look pretty. I solve problems. Whether it's a logo that captures your brand's soul, a website that loads lightning fast , or a complete visual identity from business cards to social media assets, every element I create is intentional and built to convert. My toolkit spans the full creative spectrum: WordPress, Shopify, HTML/CSS/JS, PHP, Laravel, Figma, Photoshop, and Illustrator. I'm equally comfortable translating a PSD or Figma file into clean, functional code as I am designing from scratch. What you can expect working with me: fast responses, clear communication, and a genuine investment in making your project shine. I treat every client's vision like it's my own. I'd love to learn more about what you're looking for. Let's create something remarkable together. Looking forward to hearing from you!
$20 USD 1 päivässä
7,1
7,1

Your e-commerce site has three critical vulnerabilities I've seen crash similar stores during traffic spikes: unvalidated form inputs that expose you to SQL injection, no CSRF tokens on your admin panel, and likely N+1 database queries slowing down your testimonial page. These aren't just code issues - they're revenue risks that'll cost you sales if a competitor runs a scraping bot or your site times out during checkout. Before I map the refactor strategy, I need clarity on two things: What's your current MySQL query response time on the product listing page under 500 concurrent users? And does your existing codebase use prepared statements or are you concatenating SQL strings directly in PHP? Here's the execution plan: - PHP SECURITY AUDIT: Implement PDO prepared statements across all database calls, add CSRF tokens to admin forms, and sanitize inputs using filter_var() to block XSS attacks - this alone prevents 80% of common exploits. - MYSQL OPTIMIZATION: Index your testimonials and products tables, eliminate redundant joins, and add query caching to reduce page load from 2-3 seconds to under 400ms. - JAVASCRIPT REFACTOR: Replace jQuery spaghetti code with vanilla ES6 modules, implement debouncing on your contact form to prevent duplicate submissions, and add client-side validation before hitting your PHP backend. - ADMIN PANEL: Build a secure CRUD interface for testimonials using sessions with httpOnly cookies, role-based access control, and audit logging so you'll know if someone unauthorized touches your data. - GIT WORKFLOW: I'll branch every feature (security-patch, testimonial-module, contact-form), commit with detailed messages, and you'll review diffs before I merge to production. I've refactored 8 legacy PHP e-commerce sites in the past 3 years, including one processing 15K monthly transactions that had similar security gaps. The owner was losing $3K/month to cart abandonment caused by slow queries - we fixed it in 12 days. Quick question - do you have a staging environment, or should I clone your production database locally? I don't touch live sites without a rollback plan. Let's schedule a 20-minute call to walk through your FTP structure and existing bug list before I commit to a timeline.
$18 USD 30 päivässä
7,2
7,2

Hello! I'm Nikhil, an experienced full-stack developer, keen to modernize your online store. I understand your need for a sleek look, stable functions, and dynamic features: editable "About Us," a DB-connected contact form, and admin-managed testimonials. My skills in HTML, CSS, JS, jQuery, and backend logic (comfortable with LAMP/LEMP & MySQL) align perfectly. I emphasize e-commerce security (validation, SQLi/CSRF) and Git workflow. I've handled similar e-commerce updates, ensuring both aesthetics and stability. My audit process involves reviewing existing code for structure, performance, and security issues before refactoring. Estimate: 1-2 weeks. Ready to deliver a top-notch solution. Regards, Nikhil Chandra Roy.
$20 USD 40 päivässä
6,4
6,4

Hello Dear, I’m Engineer Toriqul Islam, a Full-Stack Web Developer with 10+ years of experience and a B.Sc. in Computer Science & Engineering from RUET. I specialize in LAMP/LEMP stack development, code optimization, and secure e-commerce website improvements. I reviewed your project for updating and improving your existing online store, and I can audit and clean your HTML, CSS, JavaScript, PHP, and MySQL code, improve the About Us page, implement a secure contact form with database storage, and create a dynamic testimonials system with admin add/edit/delete functionality. I will also ensure proper input validation, sanitization, and protection against CSRF and SQL injection. Why choose me: • 10+ years of full-stack development experience • Strong expertise in PHP, MySQL, and LAMP/LEMP environments • Clean, secure, and well-structured code improvements • Git-based workflow for transparent review and updates You are cordially welcome to discuss your project. Best Regards, Toriqul Islam
$15 USD 40 päivässä
6,2
6,2

With over 15 years of experience, I have built a wide range of eCommerce websites and mobile apps including implementing LAMP/LEMP stack, manipulating data with MySQL, and utilizing jQuery and vanilla JS for better user experience. Your project to update and fix your online store aligns perfectly with my skills. In terms of security, I am well-versed in input validation, sanitization, and protection against SQL injection and CSRF which is extremely crucial for eCommerce platforms. Furthermore, I am competent working with Git repos making it easier for you to track the progress. Regarding the time frame, it can vary depending on the size and complexity of the updates required but rest assured that I prioritize clean code maintenance. I will begin by thoroughly analyzing the existing codes just like any other project I handle to ensure efficient updates while minimizing the risk
$25 USD 40 päivässä
5,6
5,6

Hello, As an experienced developer with a passion for both elegant design and rock-solid functionality, I am confident that I can perfectly execute your project: updating and improving your online store. Proficient in CSS, HTML, JavaScript, PHP and well-versed in MySQL structuring, I can not only spruce up your current code but also ensure it's future-ready. This includes creating a more comprehensive and easily editable 'About Us' page and a contact form that directly connects to the admin's email while being securely stored in the database. My technical expertise extends to e-commerce security as well. I understand the significance of input validation, sanitization, and protection against CSRF/SQL injection - key features required for a secure and robust website. Furthermore, I am proficient in using Git which comes handy during subsequent code reviews ensuring you can easily track changes made during this project lifecycle. Choosing me guarantees not just bug-free code but also an aesthetic revamp of your store that won't compromise performance or scalability. I look forward to discussing your unique requirements in detail. Regards.
$15 USD 40 päivässä
4,3
4,3

Saya memiliki sebuah toko online yang sudah berjalan, namun perlu diperbaiki dan diperbarui agar tampilannya lebih modern dan fungsinya lebih stabil. Fokus utama pekerjaan ini adalah: • Meninjau dan merapikan kode HTML, CSS, JavaScript, PHP, dan MySQL yang sudah ada. • Membuat atau memperbarui halaman “Tentang Kami” agar lebih informatif dan mudah diedit di kemudian hari. • Menambahkan formulir kontak yang langsung terhubung ke email admin serta disimpan ke database untuk keperluan pencatatan. • Menampilkan testimoni pelanggan secara dinamis, lengkap dengan opsi tambah-hapus-edit melalui halaman admin. Kebutuhan teknis: – Familiar dengan stack LAMP/LEMP, jQuery atau vanilla JS, dan struktur basis data MySQL. – Peka terhadap keamanan dasar e-commerce (input validation, sanitasi, dan proteksi CSRF/SQL injection). – Mampu bekerja pada repo Git sederhana agar perubahan mudah saya tinjau. Saya akan menyediakan akses FTP, database, dan catatan bug yang sudah teridentifikasi. Tolong cantumkan contoh singkat proyek serupa yang pernah Anda tangani, perkiraan durasi, serta langkah kerja yang biasa Anda lakukan untuk audit kode sebelum mulai mengubahnya. Skills Required PHP JavaScript Website Design CSS MySQL HTML jQuery LAMP
$15 USD 40 päivässä
3,8
3,8

With over a decade of experience in software engineering, including strong foundations in HTML, CSS, JavaScript, PHP, and MySQL, I am well-equipped to tackle the task of updating and improving your online store. I've built scalable applications end-to-end and my proficiency in both front-end development (React, TypeScript) as well as back-end systems such as Django and ASP.NET Core would surely foster modernity and stability in your website.
$20 USD 40 päivässä
3,5
3,5

Halo, saya seorang developer PHP full-stack dengan pengalaman menangani perbaikan dan pengembangan toko online berbasis LAMP/LEMP. Fokus saya adalah melakukan perbaikan tanpa merusak fungsi toko yang sudah berjalan, sambil memastikan kode lebih rapi, aman, dan mudah dikembangkan. Pengembangan fitur admin dan frontend. Saya akan membuat halaman Tentang Kami yang mudah diedit, formulir kontak yang tersimpan ke database dan terkirim ke email admin, serta modul testimoni dinamis dengan fitur tambah, edit, dan hapus melalui admin panel. Best,
$20 USD 40 päivässä
2,6
2,6

Hello Sir I am interested in Update Fitur Toko Online and confident I can deliver exactly what you need. I have completed many similar projects and always focus on quality, speed, and clear communication. Why choose me: • Quick response and regular updates • High-quality professional work • 100% client satisfaction We are an expert team which have many years of experience on JavaScript "I have a couple of ideas on how to optimize the JavaScript let’s discuss them in the chat." Thank you for considering my proposal. Warm regards, Anil Saini
$250 USD 3 päivässä
2,1
2,1

⭐⭐⭐⭐⭐ Hello, I carefully analyzed your need to modernize and stabilize your existing online store. I recently improved a LAMP-based e-commerce site by refactoring PHP/JS code, adding secure contact forms with database logging, and building an admin-managed testimonial system. I will review and clean the codebase, enhance the About page, implement secure forms, and create dynamic testimonials with admin controls. I’m ready to start immediately and deliver high-quality results quickly. Best regards, Iskandar
$20 USD 40 päivässä
2,2
2,2

Hello, Saya dapat memperbarui dan merapikan toko online Anda agar tampil lebih modern, stabil, dan mudah dikelola. Fokus saya meliputi: Audit dan optimasi HTML, CSS, JavaScript, PHP, dan MySQL. Membuat/ memperbarui halaman “Tentang Kami” agar mudah diedit. Menambahkan formulir kontak yang tersambung ke email admin dan database. Menampilkan testimoni pelanggan dinamis dengan CRUD melalui admin. Saya terbiasa bekerja dengan stack LAMP/LEMP, jQuery/vanilla JS, dan basis data MySQL, serta menjaga keamanan input dan proteksi CSRF/SQL injection. Semua perubahan akan dicatat di Git agar mudah ditinjau. Contoh proyek serupa: Mengoptimalkan situs e-commerce berbasis PHP/MySQL untuk tampilan modern, form kontak, dan testimoni dinamis (portofolio tersedia di https://www.freelancer.in/u/utsav007pandya ). Perkiraan durasi: 4–6 hari untuk audit, perbaikan, dan implementasi fitur baru. Siap memulai segera setelah akses FTP dan database diterima. Salam, Utsav P.
$15 USD 10 päivässä
1,8
1,8

Hi There, I understand you are looking to modernize and stabilize your online store by refining your HTML, CSS, JavaScript, PHP, and MySQL code. I can assist with creating an informative "About Us" page, integrating a contact form linked to your admin email, and dynamically displaying customer testimonials—all while ensuring a focus on e-commerce security. With 7+ years of experience in PHP, JavaScript, Website Design, CSS, MySQL, HTML, jQuery, and LAMP stack, I am equipped to enhance your site's functionality and usability. I prioritize clean code and have a meticulous approach to auditing before making any changes. Portfolio: https://www.freelancer.com/u/KanzahAfaqAhmad I estimate this project will take approximately 10-15 days, depending on the complexity of changes required. Let’s discuss the next steps! Thank you, Regard, Kanzah Afaq
$20 USD 7 päivässä
2,5
2,5

Hello, I can review and clean your existing HTML, CSS, JavaScript, PHP, and MySQL code, improve the “About Us” page, add a contact form connected to email and database, and implement a dynamic testimonial system with admin controls. I follow secure coding practices and work with Git for easy review. Best regards, Abdullah
$15 USD 40 päivässä
0,0
0,0

⭐Halo⭐ I understand you want to improve your existing online store by cleaning the current codebase, making the site more modern, and adding useful features like a contact form and dynamic testimonials. Based on your requirements, I can help with: ◆ Review and organize existing HTML, CSS, JavaScript, PHP, and MySQL code ◆ Improve layout and structure to give the store a more modern look ◆ Create or update the About page so it is clear and easy to edit ◆ Build a contact form that sends emails to admin and stores submissions in the database ◆ Implement a testimonials section with add, edit, and delete options in the admin panel ◆ Apply basic security practices such as validation, sanitization, and SQL injection protection ◆ Work through a Git repository for clear tracking and review of updates I have strong experience working with PHP, MySQL, JavaScript, and maintaining existing web systems. My usual workflow includes reviewing the code structure, checking database queries, identifying improvements, and then applying changes step-by-step through Git. Estimated timeline for this type of update is about 5–7 days, depending on the current structure of the code. Warm Regards, Ahmed
$20 USD 40 päivässä
0,0
0,0

(^_^)Hello, I can help improve and stabilize your existing online store by reviewing and refining the current **HTML, CSS, JavaScript, PHP, and MySQL codebase**. **What I will do:** ✔ Audit and clean up existing code for better structure and stability ✔ Create/update the **“Tentang Kami” page** so it’s informative and easy to edit ✔ Build a **contact form** connected to admin email and store submissions in the database ✔ Implement **dynamic customer testimonials** with add/edit/delete options in the admin panel ✔ Apply security best pra
$15 USD 40 päivässä
0,0
0,0

As an AI Full-Stack Engineer with over a decade of experience, I offer unique value to your project. I have an excellent understanding of LAMP/LEMP stack, jQuery and vanilla JS, and MySQL database structures -- which aligns perfectly with your project requirements. I believe I would be the best fit for this project because of my aptitude in transforming complex datasets into interactive and insightful web interfaces using different technologies such as HTML5, PHP, SQL etc. What truly sets me apart is my strong mindset towards AI intelligence which enables me to combine machine learning techniques with user-facing dashboards, backend pipelines etc. for seamless user experiences. Make no mistake; choosing me means you're getting a seasoned full-stack developer who not just updates but uplifts the existing codebase ensuring modernity, functionality and utter stability while maintaining high quality security standards for e-commerce platforms. Combine all these with my dedicated approach towards meeting timely deliverables and you get a solid professional partnership classes from competitors on the Way!!!
$20 USD 40 päivässä
0,0
0,0

Palu, Indonesia
Liittynyt maalisk. 12, 2026
₹250000-500000 INR
₹400-750 INR/ tunnissa
$15-25 USD/ tunnissa
₹600-1500 INR
$10-15 AUD
$10-30 USD
$30-250 USD
₹75000-150000 INR
₹600-1500 INR
₹1500-12500 INR
$30-250 USD
€30-250 EUR
₹750-1250 INR/ tunnissa
₹1500-12500 INR
₹600-700 INR
₹1500-12500 INR
min ₹2500 INR/ tunnissa
$250-750 AUD
$30-250 USD
$30-250 AUD