Express checkout paypal sample code asp netmunkák
Egy Halacskát ábrázoló glb fájl készítése (3d animáció) megadott szempontok (fénykép, videó) alapján. - a hal kinézetéhez az adott fénykép (jpg), videó (mp4) nyújt segítséget, ...animációs csonttal kellene elkészíteni; - a hal textúrája a küldött fényképen láthatóhoz hasonlítson, amennyire lehetséges; - a hal alacsony poligon számú legyen, és a poligonok elrejtése simított árnyékolással készüljön; - a hal mozgása: a videón lévő lemásol&aacu...
...pluginba -Legyen egy kimásolható linkje a felhasználónak a profilban vagy a menüsorban (menüben jobb lenne), -Profilban egy referall előzmények rész, ki rendelt alóla és mennyi jutalékot kapott, és ugyanez kellene ha a meghívottjának a meghívottjai is rendelt, azt is láthathassa (ilyen mlm struktúra lenne) -kifizetési beállítások megadása profil oldalon: Szerintem egyelőre csak banki utalás (esetleg paypal), itt az összeg megadásával kérvényezhetne kifizetést, amit az adminnak fel kell dolgoznia, vagyis valamilyen módon beérkezne hozzánk, -Valahol legyenek beá...
Sziasztok, lenne egy projektem ahova szükségem lenne egy steam authenticate-re és egy paypal integrációra. Egy weboldalra kéne felrakni egy steam logint és ha az adott felhasználó be van jelentkezve egy gombnyomásra tudjon beállított értékeket utalni paypalon, majd ha a tranzakció sikeres volt akkor egy adatbázisban az eddigi értékét növelje +annyival amennyit utalt ----- [ENG] Hi, I would have a project where I would need a steam authenticate and a paypal integration. You should put a steam login on a website and if the given user is logged in, you can transfer the set values on paypal at the touch of a button, then if the transaction...
Vállalkozásomnak szeretnék csináltatni egy angol nyelvű weboldalt, szimpla onepage checkout ami tartalmaz minden információt.
Hello, szeretnék egy magento webáruházat. Autófelszerelési cuccokat, olajokat, alkatrészeket stb árulok majd benne. Feladat: oldalon a tárhelyen a magento 2 alap konfigurálása, a készen kapott grafikai főoldal grafikai elemeinek elhelyezése, paypal fizetőkapu beüzemelése, dpd vagy dhl futárszolgálattal való összekapcsolás.
Akkor írj ha tudsz magyarul, akkor írj ha ismered a Shopware-t. Feladat: Shopware webshop alap installáció, TecDoc plugin installáció, PostFinance és PayPal installáció, Nem fontos: grafikai elemek, nem része a projektnek a grafikai elemek elkészítése.
...vállalatnál új on premise Data Lake architektúra kialakítása - Dokumentum orientált telematikai adatcsomagok kezelése nagy tömegben, billiós (1012+) nagyságrend - Alkalmazandó technológiák kiválasztása, például, de nem kizárólagosan: Hadoop, Elastic, MongoDB, Cloudera - Üzemeltetés támogatása: telepítés, skálázás, failover, 7/24 service, monitoring, data management tools - Fejlesztés támogatása: .NET connectors, data management APIs, querying, data security, diagnosztika, dev/test sandboxes Amit várunk - Releváns szakmai kompetenciák, munkata...
Wordpress alapú ingatlanos oldalon lenne pár megoldandó feladatunk. Houzez ( (), vagy Wp Residence () sablonnal kellene megoldani az alábbiakat: - Barionos bankkártyás fizetési illesztés. Különböző Membership csomagok vannak, amikért különböző mennyiségű ingatlant tölthetnek fel. Mindkét sablonba Paypal, Stripe, illetve 2checkout van integrálva. - Számlázó program illesztés. - Regisztráció SMS megerősítéssel. - Az ingatlanhoz feltöltött virtuális túra megtekintése csak regisztrációval legyen lehetséges.
- Webshop létrehozása - SEO, UX/UI szabályok betartásával - Termék konfigurátor programozása (java) - több variálható színű elemből álló termé konfigurátorának létrehozása, kezelőfelülettel - DHL api integráció - Paypal és egyéb fizetési modul - Feliratkozás hírlevélre - Bármely CMS de WP a preferált - A terveket mi biztosítjuk
asdcbadsk;c hjavsdk;hbasjkd jksab jksad kjbsakj bjasb jkbsjk baskjb sbjk bdskj kjds kjdskj jkd kjdbc kjbsdj bjksdbc jdsb j
Job for people from Hungary,Serbia,Croatia. Pozdrav, trazim developera koji ima iskustva u editovanje WP tema i Paymen system ( Woocommerce) Na primer: Dodati jos 3 sekcija u WP theme,Editovati Woocommerce plugin. Üdvözlet, Wordpress Woocommerce plugin módositásában jártas szakembert keresek projekt munkára. Ha nem okoz neked gondot,hogy a WP témát kibővisd pl: 3 új 'section'-al vagy kicseréld a fizetési rész stilusát, akkor nyugodtan jelentkezz.
Incident management software Django frontend-del, MS SQL Server adatbázissal, .NET vékonykliens ticketing üzenetek előnézetéhez, REST API
Meglévő joomla alapú honlapom átalakítására keresek szakembert. Oldal neve: Változtatások: paypal és skrill fizetés korszerűbb beágyazása, facebook átirányítás modernizálása. Az oldal összképének modernizálása.
Mobilfejlesztő iOS / Android / Windows8 Feladatok: • együttműködés a fejlesztésben résztvevő kollégákkal • programterv elkészítése • automatikus teszt rutinok megírása • együttműködés az árajánlathoz szükséges feladatbecslésben Elvárások: • Java, vagy .NET programozói ismeretek • mobile SDK felépítésének és kezelésének ismerete • SQL, SQL Lite ismerete • kliens-szerver hálózati kommunikáció programozás tapasztalat • 0-2 éves fejlesztői tapasztalat • gyors tanulási k&eacut...
Az elképzelés: Egy modul, vagy plug-in, ami a kliens és Sharepoint szerver oldal közötti adatforgalmat tömöríti egy algoritmussal, így kevesebb sávszélességet igényelve. A magja a programnak C++, ami aztán egy C#/.NET alkalmazásba van bújtatva(az első sebesség, az utóbbi pedig komponensek közötti kompatibilitás miatt). Tehát a modul/plug-in, beáll a küldött adat elé, tömöríti azt, majd másik oldalon kicsomagolja. A projekt befejezettnek tekintett egy bug-mentes kezdeti verziónál, ami átmegy egy terheléses teszten
1) Üzleti folyamat specifikáció alapján és a kész termékre vonatkozó elvárások megértését követően az alkalmazás Excel frontend és funkcionalitások tervezése. A megrendelő és a fejlesztő közösen alakítja ki a koncepciót. Becsült munkaóra (BMó): 40 2) A működési koncepció implementálása Excel/VBA/.NET VB környezetek felhasználásával. BMó: 60 3) Fejlesztői kód dokumentáció. BMó: 20 4) Teszt esetek kidolgozása a megrendelővel közösen, azok végrehajtása, dokumentálása. BMó...
...tulajdonosok letrehozhatjak a versenyuket, es a fotosok online bekuldhetik a munkajukat es fizethetik a reszveteli dijat. 3 modul lenne: - fotoverseny tulaj (beallithatja a kulonbozo verseny reszleteit, kategoriakat, dijakat, stb) - fotos (aki palyazhat a kulonbozo dijakra es feltoltheti / elkuldheti a fotoit, fizetheti a reszveteli dijat) - admin (hogy mi atlassuk az egesz rendszert) A fizetes paypal adaptive payment rendszerrel menne. A beallitasok es a kulonbozo formok nagy reszet en mar megcsinaltam egy form creatorral, tehat azokat oda tudom adni ugy ahogy vannak. A honlapnak kb igy kellene funkcionalnia, ez hasonlo csak filmekkel: Legyszi regisztralj be es nezd meg, es kuldj egy ajanlatot hogy kb mennyi ido es penzert csinalnad meg! En tokre orulnek, ha egyutt
A webshop címe OpenCart 1.5.4 A mobil Theme-ben kijavításra váró hibák: - Szürke vastag vonal eltávolítása az mobil weboldal jobb oldalából. - Auto scrolling probléma helyrehozása termék kosárba helyezése után (a termék kosárban megjegyzés nem látható, sokat scrolloz a rendszer, erre vagy teljesen új megoldást kell kitalálni, vagy a scrollozást kell megoldani) - a checkout/cart oldal gombjai méretének helyrehozása - A mobil weboldalt át kell irányítani a már meglévő one page checkoutra (egyoldalas checkoutra) - Kosár előn&ea...
A webshop címe OpenCart 1.5.4 A mobil Theme-ben kijavításra váró hibák: - Szürke vastag vonal eltávolítása az mobil weboldal jobb oldalából. - Auto scrolling probléma helyrehozása termék kosárba helyezése után (a termék kosárban megjegyzés nem látható, sokat scrolloz a rendszer, erre vagy teljesen új megoldást kell kitalálni, vagy a scrollozást kell megoldani) - a checkout/cart oldal gombjai méretének helyrehozása - A mobil weboldalt át kell irányítani a már meglévő one page checkoutra (egyoldalas checkoutra) - Kosár előn&ea...
Szia Zsolt,nnKis Robert vagyok, Angliaban elo web designer, developer. Senior-kent dolgozom egy nagy promocios es marketing cegnel, emellett a sajat vallalkozasomat egyengetem. nKeresek, lehetoleg hosszutavra, egy megbizhato es kreativ tarsat, aki az altalam megtervezett grafikai terveket atirja magas szintu Worpress...templatbe a jelenlegi es a leendo ugyfeleim a gyorsasag, inkabb a magas minoseg a cel. Egyelore 5 dizajn var meglositasra a kovetkezo hetekre, honapokra ha meg tudunk egyezni. A kozeli jovoben pedig egy nagyobb lelegzetu, hoszabb projectben is erdekelt vagyok amiben dolgozhatnank egyutt. nElvarasaim: Wordpress, HTM5, CSS3, responsive, WP pluginek ismerete, integracioja. nFizetes Paypal : Skype, telefonnnElore is koszonom:nKiss Robert
I have an existing working TensorFlow code that requires modifications to enhance training performance and improve model test metric. I do not need a new code from scratch, but rather an expert who can make targeted changes to my existing code and run it on a gpu. I need a fully trained model within 2-3 days. My model has about half a million parameters and any changes to Network architecture must ensure the parameter count stays within one million. My test metric is miou and I want to achieve 80% while my current model gives me roughly 40%. Besides that, the final model should run on a CPU. Gpu is only required to make training faster. Key Requirements: - Access to a GPU and expertise in utilizing it for deep learning tasks - Proven experience with training deep lear...
I'm seeking a skilled developer to integrate Paddle payment system into my custom-built HTML/CSS/JS website. This project involves setting up Paddle to support Credit/Debit cards and PayPal. We already can see that our Buy button leads to the correct forms and to a completed sale, but we are not able to connect a completed sale to our licensing system. Key Requirements: - Experience with Paddle payment system - Proficiency in HTML/CSS/JS - Prior work with website payment integration - Knowledge of setting up multiple payment methods Please provide examples of similar projects you've completed in your bid. Your expertise will help enhance my website's payment capability, making it more accessible for a wider audience.
I'm seeking a Shopify expert to enhance my online store's SEO, revamp the color palette, streamline the checkout process, and optimize the site for mobile users.
...statistiques. Possibilité de travailler en équipe sur un même événement (permission d’accès, rôles, etc.). Plateforme d’achat et de vente de tickets en ligne Création et publication d’événements, choix des types de tickets (standard, VIP, packs spéciaux). Gestion sécurisée de la billetterie (QR codes, vérification à l’entrée). Paiements intégrés via Mobile Money (MTN, Orange, etc.), cartes bancaires, PayPal, etc. Tableau de bord pour l’organisateur (nombre de tickets vendus, recettes, etc.). Espace pour le participant (liste d’événements recommandés, achat direct, réservation, historique des ac...
...site will need to integrate both national and international payment gateways, ensuring a seamless shopping experience for customers worldwide . Key features of the site will include: - A comprehensive product catalog, showcasing a range of items in an organized and visually appealing manner. - An efficient shopping cart system, allowing for easy addition and removal of items, as well as a smooth checkout process. - A section for customer reviews, fostering a sense of community and trust among shoppers. The ideal candidate for this project will have extensive experience in e-commerce web design, with a strong portfolio of modern and minimalist sites. Proficiency in integrating diverse payment gateways is essential, as is a keen understanding of user-friendly design. Knowledge of...
I'm looking for a modern, creative graphic designer to edit our full website's home page. We're currently open to new suggestions, so feel free to express your creativity and propose innovative ideas that could enhance our site's appeal and usability. Ideal Skills: - Proficiency in modern graphic design - Strong understanding of website usability - Ability to propose creative design solutions - Experience with full home page redesigns Please, be prepared to showcase your past work with similar projects.
This project involves building an MVC + .NET 9 application for video streaming with the following features: Video Listing and Playback: List all videos available on the file server. Allow users to play any video of their choice using either Direct Streaming or WebRTC (configurable). Real-Time Notifications: Use SignalR to notify users whenever a new video is uploaded. Automatically play the newly uploaded video immediately after receiving the notification, using the configured streaming method (Direct Streaming or WebRTC). Audio Recording: If a user wants to speak, they can click the "Speak Now" button to: Pause video streaming. Open the microphone and start recording audio. Once recording is stopped, the audio file is uploaded and stored on the file server. Playback R...
I need my existing iOS React Native app code transformed into a native iOS IPA version. The app should be compatible with iOS 14 and above. Key requirements: - Expertise in React Native & iOS development - Experience in converting React Native apps to native iOS - Knowledge of iOS 14 compatibility standards - No specific iOS native features need to be implemented - if U need place offer please say " Im in " to I know you're real person not bot
...Travel. This app includes: User Registration & Login: Secure email/password authentication. Post Creation: Users can create, edit, and delete travel-related posts. Tech Stack: Built with React.js (frontend), Node.js/Express (backend), MongoDB (database). Responsive Design: Optimized for mobile and desktop users. What’s Included: Complete source code (React.js, Node.js, MongoDB). Full setup instructions for easy deployment. Documentation on how to use and extend the app. Price: I’m selling this app for $750 If you want to buy the project and deploy it, I will transfer the code and provide deployment instructions....
I have a 9-second MP4 video clip that requires a face swap and some text to be added. The face of Wonder Woman in the clip, needs to be replaced with the new face. The new face belongs to a woman ...be added. The face of Wonder Woman in the clip, needs to be replaced with the new face. The new face belongs to a woman who wears glasses, and it's crucial that the glasses remain on her face when the face replacement is completed. I want the face swap to be highly realistic. The text needs to be plain and correctly positioned to match the perspective of the briefcase, according to a provided sample mock-up. Ideal Skills and Experience: - Proficient in video editing software - Experience with realistic face swapping - Ability to match text perspective accurately - Previous work...
I need help with a very simple C# Windows Forms application. I am completely stuck whenever I try to make this and need someone to help me complete this. The application requires the following features: - A user ...if the user inputs 40 for speed and 3 for hours, the output should show 40 miles for hour 1, 80 miles for hour 2, and 120 miles for hour 3. The application also requires basic input validation to ensure the text boxes are not empty and contain numerical values. If the input is invalid, a message box should be displayed. Ideal skills and experience for the job include: - Proficiency in C# and .NET Framework - Experience with Windows Forms applications - Ability to create simple, user-friendly interfaces - Understanding of basic input validation and error handling in app...
Get this sample code running and debugging in a Docker container using in VS Code and .NET 8, on my Mac. Will need a Docker files created which start up the .NET container and the RabbitMQ container. I may need a screenshare to help me get it up and running. I'm new to VS Code.
.Net application needs a new grid in one of the modules. See the attached file. Development is to be done on the local machine.
...Stack: Frontend: React (Web) and React Native Expo (Mobile) Backend: NestJS or Database: Prisma ORM Core Features Guest Portal (Web & Mobile): Welcome screen showcasing platform highlights. Options to sign in, sign up, or continue as a guest. Menu with sections: Products, About Us, Portfolio, Branches, and Client Portal. Product browsing with category filtering and portfolio examples. Checkout process with a questionnaire (except for Social Media and Software Development services, which are redirected to the sales team). Client Portal (Web & Mobile): Manage orders, subscriptions, and invoices. Track social media services (platforms, post count, photoshoot dates). Monitor software development projects (milestones, due dates, calendar, training). Schedule meetings and a...
I'm seeking a professional to implement and modify a new theme on my current e-commerce website. The primary goal is to improve user experience and refresh the brand imag...NLINE_TRACKING_LINK&irmptype=mediapartner&mp_value1=&utm_campaign=af_impact_radius_1187830&utm_medium=affiliate&utm_source=impact_radius Our current website has 10 pages; 5 Product Archive Page Home Arrangement Flower boxes Forever flowers Sympathy Gallery Content & products to IMPORTED: • 58 Flower Boxes • 145 Arrangements • 79 Sympathy • 19 Forever flowers PAYMENT SYSTEM: Checkout with WOO Commerce payment system ADD/intergrade Apple Pay ==================== ONGOING WORK OPTION: Once new website is LIVE, we would hire you to maintain the SEO,...
I'm in need of a professional shop designer with experience in retail, specifically grocery / Convenience stores. The shop layout needs to accommodate checkout counters, a fresh produce section, refrigeration units, and shelving. The 2D space planning is essential. We have DWG files of the building also fridges/shelving to overlay. Beyond producing the 2D floorplan - retail / interiour design input would also be welcome for the next phase of the projects. May include finishing, materials, equipment design for bespoke items etc depending on the project. Ideal skills for this project include: - Retail design experience - Floor planning and space optimization - Knowledge of grocery store layouts - Helpful but not essential as we can provide a sketch. Please include any releva...
...is to manage and streamline the booking of hyperlocal deliveries. - Real-Time Monitoring: Essential features include vehicle tracking, driver activity monitoring, and delivery status updates. The site must provide users with real-time updates on their deliveries and the status of drivers. - Payment Integration: The site needs to support multiple payment methods. This includes Credit/Debit card, PayPal, and Bank Transfer. The payment system must be secure and user-friendly. Ideal Skills: - Web Development: Expertise in creating interactive and user-friendly websites. - Logistics Knowledge: Understanding of the logistics and delivery sector will be an advantage. - Payment Integration: Proficiency in integrating various payment systems into a website. - Real-Time Tracking Systems: ...
...Here's a description of a professional, impactful logo design: Logo Elements Typography: Use modern, sans-serif fonts to convey innovation and professionalism. Highlight "CallCatch" in bold or slightly larger font, with "AI" in a futuristic, tech-inspired style to emphasize the AI aspect. Icon: A sleek phone symbol or a missed call notification icon to represent calls. Incorporate an abstract "net" or "catching" element, such as a swoosh or loop, to symbolize capturing leads. Include subtle AI-related imagery, like a circuit board pattern, a small brain icon, or digital waves, integrated into the phone or catching element. Color Palette: Blue and green tones to evoke trust, technology, and growth. Accent colors like orange or yello...
Laravel PHP Developer for NFC Card & QR Code Payment System [ FrontEnd and Login Page ready ] We are seeking an experienced Laravel PHP Developer to build a web-based NFC Card & QR Code Payment System with the following features: Key Responsibilities: Superadmin Role Manage all Admins/multiple Businesses and Users. Oversee NFC cards, transactions, cashout requests, cash deposit requests, and virtual credit management (loading credits for users). Admin Role (for Businesses) Recharge NFC cards and handle card top-ups. Manage virtual credit received from the Superadmin. Download own business QR code Create and manage "Cashier" roles within their business. Handle deposit and cashout reque...
...compatible with the Figma design and implemented using .NET framework 8, SQL server DB, JavaScript, and AJAX (in search). - Two language versions are required: Arabic and English. - All website functionalities need to remain unchanged, including user authentication, data reporting, real-time updates, and all existing links and data. Some links should be editable from the control panel to open external links ; So you need to use same control panel (I Well provide old source code). - Integration of social media into the new version. - You are responsible for publish website on our server (on Google cloud) - We need guides to SEO Ideal Skills: - Strong UI/UX design capabilities. - Extensive web development experience, particularly with .NET framework 8, JavaScript, an...
...cross-functional teams in an Agile environment will be key to our success. Key Responsibilities: - Lead the development of user-friendly web applications using React within the Microsoft stack - Optimize RESTful APIs for our data-driven applications - Ensure high code quality through regular governance and reviews - Collaborate with various teams and customers in an Agile setting Requirements: - Over 4 years of hands-on experience with React, JavaScript, HTML5, and CSS - Proven expertise in REST API development and Agile methodologies - Familiar with the .NET stack and modern Front End tools such as Babel and Webpack Desirable: - Knowledge of Azure - Experience in regulated industries If you're an experienced React Developer looking to take the next step in your c...
...Optimization:** - Improve site loading speed using caching, image optimization, minification, and database cleanup. - Implement GZIP compression and assess plugins for performance impact. 2. **User Engagement and Conversion:** - Redesign navigation for intuitive user flow. - Add clear call-to-actions (CTAs) and social proof elements like customer reviews. - Optimize the checkout process for a seamless user experience and higher conversion rates. - Set up abandoned cart recovery and ensure multiple secure payment gateways. 3. **New Website Design:** - Create a fresh, modern, and user-friendly design using **Divi Theme**. - Ensure the design aligns with branding and enhances user engagement. - Incorporate responsive design for mobi...
I need a skilled developer with expertise in PayPal Payments Pro integration to implement comprehensive payment solutions on my custom-built online education marketplace. Key Requirements: - Implement PayPal Payments Pro for seamless transaction processing. - Set up payment systems for both subscriptions and one-time purchases. Our website will also take Stripe payments but this is not part of your project. Ideal Skills: - Proficiency in working with custom-built platforms. - Prior experience with PayPal Payments Pro integration. - Understanding of online marketplace dynamics and payment requirements. Please provide examples of similar projects you have completed in your bid.
I'm looking for a professional to integrate Stripe with my website for processing payments. Key Requirements: - The primary purpose of this integration is to accept payments through Stripe. - The payment methods to be accepted include Credit/Debit Cards only. - We have an existing Stripe account Note: The online marketplace also takes payments from PayPal, but this is not part of your project. Ideal Skills: - Proficiency in Stripe integration - Strong understanding of payment processing systems - Experience with website development and e-commerce setups
Checkout and theme customisations for WooCommerce store
Ich benötige einen Entwickler für .NET MAUI, welcher eine Medikations App erstellen kann für das Kommissionieren von Medikamenten. Der Kommissionierprozess sieht ähnlich aus wie bei einem Logistiker. Weitere Details folgen in einem Meeting. Ausschliesslich deutsch sprechende Entwickler!
Hi Developers, Please read this carefully before sending your offer: Budget: My budget is strictly $500. If you can deliver quality work within this amount, only th...modern, and user-friendly design is required. o Mobile Friendly 7. WordPress-Based Solution: o Use WordPress as the base platform, with easy-to-manage CMS features and a page builder for quick, code-free edits. o Hybrid Apps Important: Please confirm the following in your proposal: • Your ability to meet the $500 budget. • A detailed list of functionalities you will include. • The estimated timeline for delivery. • Samples of your previous work using WordPress or similar solutions. Thank you for understanding the importance of adhering to the budget. I look forward to seeing your proposal and s...
...payment gateways to be integrated include MPESA Express & C2B, and JengaAPI. DO NOT SEND PROPOSAL WITHOUT UNDERSTANDING OF SCOPE & EXPERIENCE WITH SHOPIFY NO RENEGOTIATION ON BID PRICE, AUTOMATIVCALLY DISQUALIFIED. Key Requirements: - Payment Methods: The store will accept Credit/Debit Cards, Mobile Money, and Bank Transfers. - Customizations: A custom checkout page is needed, along with support for multiple currencies (KES & USD). - Ideal skills for the job: Extensive experience with Shopify, knowledge of the specified payment gateways, and ability to create custom checkout pages. Experience with multi-currency support is a plus. We are looking for a Shopify expert to integrate o MPESA payment gateway (Customer To Business (C2B) and MPESA Express...
Job Ad: Professional Web Developer Needed for Hotel Advertisement Platform We are looking for an experienced and professional web developer who can complete the project by strictly deadline end of January [3 weeks] Can code in React (Frontend) frpm scratch as on but with some modern technologies which elements you can see in attach scope of work and Node.js (Backend) which we already have. Developer must have previous experience with hotel-related platforms and can provide proof of previous work. Understands the intricacies of developing large-scale platforms similar to Booking.com. Project Overview: We are developing an advertisement platform for hotels, not a booking platform. This platform will: 1. Allow hotels to list themselves using advanced AI technology
... • Responsive design 2. Back-End: Node.js with Express or NestJS (preferred). • RESTful API design for key endpoints. • Data validation on input (e.g., using a library like Joi/Zod). 3. Database: • Preference for PostgreSQL (relational) or MongoDB (NoSQL). • Must store property, tenant, and payment data reliably. 4. Deployment: • Local environment for development (Docker optional but nice to have). • Production environment can be anything simple (AWS, DigitalOcean, Heroku, etc.). • Provide instructions for deployment and environment variables in a README. 5. Security Considerations: • Passwords hashed using bcrypt or similar. • Use HTTPS in production if feasible (SSL cert if hosted publicly). 6. Version Control: &b...