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Saya ingin menambahkan fitur login baru berbasis media sosial pada aplikasi saya, dan pilihan saya jatuh pada Google Sign-In. Saat ini belum ada sistem autentikasi di aplikasi, jadi Anda akan membangun alur login ini dari nol. Apa yang saya butuhkan: • Tombol “Masuk dengan Google” yang mengikuti pedoman brand Google. • Implementasi OAuth 2.0 lengkap, termasuk penanganan token, refresh token, dan logout. • Pengambilan data profil dasar (nama, email, foto) dan penyimpanan aman di basis data kami. • Penanganan error yang jelas jika pengguna menolak izin atau koneksi gagal. • Dokumentasi singkat berisi langkah build, variabel lingkungan, dan cara menambah platform lain di masa depan (mis. Facebook atau LinkedIn). Teknologi backend kami fleksibel; sebutkan pengalaman Anda—Node.js, PHP, atau Python sama-sama diterima selama memenuhi standar keamanan. Kode harus bersih, terkomentar, dan siap diproduksi. Beri perkiraan waktu penyelesaian dan contoh proyek serupa yang pernah Anda tangani.
Project ID: 40381733
18 proposals
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Active 22 days ago
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18 freelancers are bidding on average $365 USD for this job

Hi, Saya akan membangun sistem autentikasi Google Sign-In lengkap untuk aplikasi Anda — tombol login sesuai pedoman brand Google, alur OAuth 2.0 dengan penanganan token dan refresh token, penyimpanan profil pengguna, serta penanganan error dan logout. Satu hal penting yang akan saya terapkan: menyimpan refresh token terenkripsi di sisi server dan hanya mengirim short-lived access token ke klien. Ini mencegah token dicuri melalui XSS dan memudahkan revokasi sesi tanpa bergantung pada Google secara langsung. Questions: 1) Aplikasi ini berbasis web, mobile, atau keduanya — dan stack backend apa yang sudah berjalan saat ini? 2) Apakah ada skema database pengguna yang sudah ada, atau saya akan merancang tabel user dari awal? Looking forward to discussing further. Best regards, Kamran
$270 USD in 10 days
8.6
8.6

Hello! I'm proficient in integrating Google Login and other social authentication methods into applications. I can handle the entire process, ensuring a seamless and secure user experience. My skills include API integration, OAuth, and backend development which are directly applicable to this project. I'm available to discuss the specifics of your application and tailor the integration to your needs. I will ensure that the login is secure, user-friendly, and properly integrated into your application's workflow. Let's discuss how I can help you get this done efficiently.
$550 USD in 7 days
5.9
5.9

With more than 9+ years of experience in web and mobile app development, I have had the opportunity to work on a wide range of projects, solving numerous complex technical challenges along the way. I am well-versed in languages like HTML, JavaScript, Node.js, PHP, as well as having practical knowledge in Mobile App Development. My deep understandings includes OAuth 2.0 I'm familiar with the ins and outs of Google Sign-In ensuring a smooth process from start to finish. For your project of creating a Google Sign-In feature with stringent data security measures and an easy-to-use framework to handle potential token or connection errors?, my skills, experience and commitment to quality would be a great fit! In the past, my company developed similar projects integrating various social media logins like Facebook and LinkedIn with clean commented codes compatible with both clients' preferred platforms and current industry standards. Last but not least, being an extensive problem solver by nature, I have no doubt that I can deliver a secure login flow while accurately extracting important user's information like name, email, photo to be safely stored in your database. My documentation skills are also impeccable; you will receive a detailed document providing step-by-step instructions for future platform integration. I also believe in delivering more than just a project — but an avenue for reliable support and partnership. So if it’s not too
$500 USD in 7 days
5.6
5.6

Hi There, I understand you are looking to implement a comprehensive Google Sign-In feature for your app's social media login, including OAuth 2.0 authentication from scratch. I can help you achieve this with a secure and user-friendly solution. I am Kanzah Afaq, and I have over 7 years of experience in web development and mobile app development. My skill set includes PHP, JavaScript, Python, Node.js, and OAuth, which perfectly aligns with your requirements for a secure and efficient backend implementation. Some relevant projects from my portfolio include: - [Portfolio Link 1] - [Portfolio Link 2] - [Portfolio Link 3] I anticipate that the implementation will take around X weeks, ensuring a seamless integration with clear error handling and comprehensive documentation for future platform expansions. Looking forward to collaborating on this project! Thank you, Regards, Kanzah Afaq
$500 USD in 7 days
4.4
4.4

Saya terbiasa membangun fitur login berbasis OAuth 2.0 dari nol dan bisa membantu Anda mengimplementasikan Google Sign-In ini dengan aman dan rapi. Untuk pengerjaannya, ini yang akan saya lakukan: OAuth 2.0 & Keamanan: Penanganan akses dan refresh token akan dilakukan di sisi backend untuk mencegah celah keamanan, termasuk XSS. Ekstraksi Data: Nama, email, dan foto dari akun Google akan otomatis ditarik dan disimpan ke database Anda. Sistem akan otomatis menyinkronkan data atau membuatkan akun baru. UI & Error Handling: Tombol login dibuat presisi sesuai pedoman visual Google. Jika pengguna menolak izin atau koneksi terputus, akan muncul notifikasi error yang jelas di layar. Dokumentasi: Saya akan buatkan panduan README yang padat. Isinya mencakup cara setting file .env, proses build, dan pola kode yang bisa Anda gunakan jika nanti ingin menambah login via Facebook atau LinkedIn. Untuk opsi teknologi, saya sangat fleksibel. Saya bisa menggunakan Node.js, Python, maupun PHP (Laravel/CI4). Semua kode dipastikan bersih, terdokumentasi, dan siap untuk production. Sebagai referensi, saya sudah sering menangani arsitektur autentikasi data pengguna, termasuk saat membangun platform E-Commerce khusus UMKM dan aplikasi dashboard manajemen yang saya deploy via Vercel. Estimasi pengerjaan proyek ini memakan waktu sekitar 3-5 hari kerja. Saya siap berdiskusi lebih lanjut untuk melihat struktur database Anda saat ini
$330 USD in 5 days
3.5
3.5

Hi, I can do this. I have extensive experience implementing social media login features, particularly Google Sign-In, using OAuth 2.0. I will create a "Sign in with Google" button that adheres to Google's branding guidelines and ensure a seamless authentication flow from scratch. My approach includes: - Complete OAuth 2.0 implementation with token handling and secure logout. - Retrieval of basic profile data (name, email, photo) and secure storage in your database. - Clear error handling for permission denial and connection failures. - Comprehensive documentation for build steps, environment variables, and future platform integrations. I am proficient in Node.js, PHP, and Python, ensuring adherence to security standards. I estimate the project will take approximately 2-3 weeks to complete, depending on your specific requirements. Looking forward to collaborating on this project. Ashnasajid
$500 USD in 3 days
4.1
4.1

⭐⭐⭐⭐⭐ Hi, I am Gazmir, Ready for you ⭐⭐⭐⭐⭐ I'm currently available and can start working on your project right away. You need a complete Google Sign-In authentication system built from scratch with OAuth 2.0, secure token handling, user data storage, and proper error handling. I will implement a secure OAuth 2.0 flow using your preferred backend (Node.js, PHP, or Python), handle access and refresh tokens safely, store user profile data in your database, and ensure clean error handling and logout flow, along with clear documentation for setup and future social login extensions. I’m confident I can deliver it on time and within your budget. Looking forward to the opportunity! Warm regards, Gazmir
$250 USD in 5 days
2.4
2.4

Halo, saya bisa membangun alur Google Sign-In dari nol dengan fokus keamanan: tombol sesuai guideline Google, OAuth 2.0, callback, token/refresh token, logout, penyimpanan profil dasar ke database, error handling, dan dokumentasi build/env. Saya sengaja pasang harga minimum platform karena sedang membangun review awal di Freelancer. Scope yang saya tawarkan adalah implementasi pertama yang bersih untuk stack Node.js, PHP, atau Python yang sudah ada, plus handoff jelas agar mudah dikembangkan ke Facebook/LinkedIn nanti. Saya akan butuh akses repo/staging dan konfigurasi OAuth melalui Freelancer setelah proyek dimulai. Secret/client key tidak perlu dibagikan di chat publik; cukup lewat environment variable atau panel yang aman. Estimasi 3 hari: setup flow, session/database/error handling, lalu testing dan dokumentasi.
$250 USD in 3 days
0.0
0.0

Siap membantu, pengalaman saya lebih di php dan javascript, terkait ini saya juga pernah membangun login yg terintegrasi dengan oauth2
$500 USD in 7 days
0.0
0.0

Oksi, Indonesia
Member since Nov 28, 2025
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