Freelancers using PHP in PakistanFreelancers using PHP in Pakistan
30+ Apps Shipped | Flutter, Angular & ASP.NET
$100k+
Earned
7x
Hired
5.0
Rating
54
Followers
30+ Apps Shipped | Flutter, Angular & ASP.NET
Cover image for πŸ“Œ Case Study: PolySwap (PoliexSwap)
πŸ“Œ Case Study: PolySwap (PoliexSwap) β€” Decentralized AMM & Yield Farming on Polygon Category: DeFi Β· Decentralized Exchange Β· Web3 Platform: Web (Polygon Network) Project Type: Automated Market Maker (AMM) & Yield Farming Protocol Live: polyswap.netlify.app (http://polyswap.netlify.app) Project Overview PolySwap (https://polyswap.netlify.app) β€” built as PoliexSwap β€” is a decentralized exchange and high-yield farming protocol deployed on the Polygon network. It gives users the ability to swap tokens, provide liquidity, and earn yield on their assets directly from a non-custodial Web3 interface, without intermediaries and without leaving their wallets. Built by Cuboid, it sits in the same product category as PancakeSwap on BSC β€” but positioned specifically for Polygon's faster, lower-cost infrastructure. The Problem Ethereum's gas fees made DeFi participation prohibitively expensive for smaller investors. Binance Smart Chain addressed the cost problem but introduced centralization trade-offs many users weren't comfortable with. Polygon emerged as a legitimate Layer 2 alternative β€” fast, cheap, and EVM-compatible β€” but lacked a native, fully-featured AMM and yield farming platform at the time. The opportunity was clear: a first-mover DEX on Polygon that combined token swapping, liquidity provision, and high-yield farming in a single, clean interface built for the Polygon-native user. Our Solution Cuboid designed and developed the full PolySwap platform β€” smart contract integration, liquidity pool architecture, yield farming interface, and wallet connectivity β€” on Polygon's EVM-compatible chain. The interface was modeled on the established DEX UX patterns users already knew from Uniswap and PancakeSwap, lowering the barrier to entry while delivering Polygon's speed and cost advantages underneath. The platform was built to be genuinely non-custodial throughout β€” users connect their own wallets, execute swaps and deposits directly on-chain, and retain full control of their assets at every step. Key Features & Capabilities Token Swapping (AMM) β€” An automated market maker enabling direct token-to-token swaps on Polygon without order books, central servers, or custodial risk. Pricing is determined algorithmically by liquidity pool ratios, ensuring continuous liquidity at all times. Liquidity Provision β€” Users deposit token pairs into liquidity pools and earn a share of all swap fees generated by that pool β€” passive yield tied directly to platform trading volume rather than speculative token price. High-Yield Farming β€” Liquidity providers receive LP tokens representing their pool share, which can be staked in farming contracts to earn additional protocol rewards on top of swap fees. The dual-layer yield model β€” fees plus farming rewards β€” was positioned as the platform's primary value proposition for capital deployment on Polygon. Non-Custodial & Permissionless β€” No sign-up, no KYC, no custody. Users connect a compatible Web3 wallet and interact with smart contracts directly. Any Polygon-compatible token pair can be added as a liquidity pool without platform approval. Polygon-Native Performance β€” Transactions settle in seconds at a fraction of Ethereum mainnet gas costs, making frequent farming interactions and compounding strategies economically viable for users of any portfolio size. Why Polygon The decision to build on Polygon rather than Ethereum mainnet or BSC was deliberate. Polygon's EVM compatibility meant existing Ethereum tooling, wallets, and token standards worked without modification. Its transaction costs and speed made high-frequency DeFi interactions β€” swaps, deposits, harvest cycles β€” practical for retail users, not just whales. Positioning PolySwap as the first high-yield AMM on Polygon was a first-mover bet on a network that has since grown into one of the most active EVM chains in DeFi. Final Outcome PolySwap demonstrates Cuboid's capability across the full DeFi product stack β€” AMM smart contract integration, liquidity pool architecture, yield farming mechanics, and a consumer-grade Web3 interface built for a specific chain's competitive advantage. It's a project that required both technical precision and an understanding of how DeFi users think about capital, risk, and yield.
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343
Building interactive framer & shopify sites for startups.
5.0
Rating
40
Followers
Building interactive framer & shopify sites for startups.
Web Developer Building Fast, Custom Websites & Tools.
New to Contra
Web Developer Building Fast, Custom Websites & Tools.
Cover image for AskTechDigital.com (http://AskTechDigital.com) is a lightweight
AskTechDigital.com (http://AskTechDigital.com) is a lightweight technology platform combining two complementary services: an automated technology-news discovery feed and a collection of practical browser-based utilities. The news section organizes current developments across software, artificial intelligence, cybersecurity, consumer technology, cloud services and digital products. Its automated workflow helps identify and organize relevant technology stories while preserving source attribution and directing readers to the original publisher for complete coverage. The second major component is the Web Utilities Directory. It provides fast, tracking-free tools that run primarily inside the visitor’s browser, reducing unnecessary server processing and helping protect user data. The utility collection includes text-processing tools, word and character counters, case conversion, JSON formatting and validation, Base64 encoding, URL encoding, password generation, QR-code creation, UUID generation, barcode generation, calculators, measurement converters and frontend-code utilities. The platform was developed with a lightweight PHP and JavaScript architecture suitable for standard hosting. Its modular structure allows additional utilities, content categories and automation workflows to be introduced without rebuilding the entire website. Responsive layouts provide a consistent experience across desktop, tablet and mobile devices. Technical SEO was incorporated through descriptive page titles, metadata, canonical URLs, internal linking, crawlable tool descriptions and sitemap-based discovery. Performance improvements include deferred functionality, efficient asset loading, browser-side processing and reduced dependency on heavy frameworks. The monetization structure also supports carefully placed affiliate recommendations inside relevant commercial content. Affiliate destinations are separated from general editorial navigation and accompanied by appropriate disclosure, helping preserve transparency and user trust. AskTechDigital.com has the potential to expand into a broader technology decision and productivity platform. Future services could include software-comparison pages, AI-tool directories, hosting comparisons, saved utility histories, user accounts, embeddable tools, API access and premium business utilities. The result is a scalable digital platform that attracts visitors through timely technology discovery while giving them practical reasons to return through its expanding collection of free web tools.
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Cover image for HowToDocument.com (http://HowToDocument.com) is a technical
HowToDocument.com (http://HowToDocument.com) is a technical knowledge platform designed to make practical engineering solutions easier to discover, understand and reuse. Instead of publishing long, theory-heavy tutorials, the website organizes focused code blueprints covering PHP, Python, DevOps, server configuration, application security, data engineering and frontend performance. The platform combines a searchable blueprint catalogue with category filtering, individual documentation pages and community features. Registered users can interact with published solutions through upvotes and technical notes, helping useful implementations become easier to identify. A key component of the project is the browser-based Code Playground. It allows developers to write and preview HTML, CSS and JavaScript without installing a development environment. The playground includes separate editing tabs, automatic preview, console output, browser-based autosaving, code copying, reset controls and downloadable project output. The website was developed around a lightweight architecture intended to remain practical on standard hosting. The interface uses responsive layouts and reusable components to provide a consistent experience across desktop and mobile devices. Content is structured so that new blueprints and technical categories can be added without redesigning the platform. Search discoverability was treated as an important part of the architecture. Blueprint pages support focused titles and descriptions, internal category linking, crawlable content and sitemap-driven discovery. Performance work includes controlled asset loading, efficient frontend code and an interface that avoids unnecessary framework overhead. HowToDocument.com has strong expansion potential. Future development can introduce contributor profiles, blueprint collections, verified solutions, saved favourites, advanced code search, downloadable project bundles and premium implementation guides. The platform could eventually support subscriptions, sponsored technical content, expert reviews and a marketplace connecting businesses with developers capable of implementing the published solutions. The result is more than a documentation website it is the foundation of a community-driven technical blueprint library and practical developer toolkit.
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Cover image for CronShieldLabs.com (https://CronShieldLabs.com) - A SaaS
CronShieldLabs.com (https://CronShieldLabs.com) - A SaaS Monitoring Platform I designed and developed CronShieldLabs.com as a lightweight SaaS platform that helps developers, agencies and online businesses detect silent failures across their digital services. The platform combines five monitoring functions within one secure dashboard: cron heartbeat monitoring, website uptime and response-time checks, SSL certificate tracking, domain-expiry monitoring and DNS-change detection. Users can create and manage monitors, review historical results and receive failure, recovery and expiry notifications. I developed the application using PHP, MySQL/MariaDB, HTML and CSS, with scheduled server-side processes handling automated checks. The architecture includes secure authentication, account-based data isolation, CSRF protection, prepared database queries, rate limiting and private configuration stored outside the public website directory. CronShieldLabs.com also includes Free, Pro and Business subscription plans, manual Binance Pay verification, an administrator dashboard, registered-user management and service limits based on each customer’s plan. A major technical consideration was securing website checks against private-network access and unsafe redirects. The platform validates public destinations, blocks private and reserved addresses and rechecks redirect targets before connecting. The project was designed as a cost-efficient shared-hosting MVP with a clear expansion path. Future opportunities include branded public status pages, API and keyword monitoring, Telegram and webhook alerts, team accounts, incident management, multi-location checks and automated subscription billing. CronShieldLabs.com demonstrates my ability to design a complete SaaS product from public marketing pages and secure authentication to database architecture, background monitoring processes, payment workflows and future commercial planning. Website: https://cronshieldlabs.com
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Full Stack Developer | PHP, MySQL & JavaScript
Full Stack Developer | PHP, MySQL & JavaScript
Cover image for πŸš€ Excited to Share a
πŸš€ Excited to Share a New Milestone! This Monday, I'll be presenting the 3rd Review of WinClient AI, the project I'm building for the Aptech Vision Competition 2026. 🎯 WinClient AI is an AI-powered platform built to help freelancers and agencies work smarter, save time, and win more clients by automating the most important parts of their freelance workflow. πŸ”₯ Core Features of WinClient AI βœ… AI Proposal Generator – Generate personalized, high-converting proposals in seconds. βœ… Profile Analyzer & Optimizer – Improve your Upwork and Fiverr profiles with AI-powered recommendations. βœ… Real-Time Upwork Job Alerts – Instantly receive relevant job opportunities based on your skills. βœ… Smart Job Match – AI analyzes your profile and recommends whether you should apply for a job or skip it. βœ… Gig & Catalog Optimizer – Optimize Fiverr Gigs and Upwork Catalogs for better visibility. βœ… AI Bid Strategy – Paste a job URL and get the recommended bid amount, connects to use, and winning strategy. βœ… Fake Job Detector – Identify low-quality or suspicious job posts before wasting your connects. βœ… AI Content Manager – Get content ideas, social media post suggestions, and discover the latest trends in your industry. Every review helps me improve this platform and brings me one step closer to creating a powerful AI solution for freelancers around the world. I'm continuously learning, building, testing, and refining WinClient AI based on real freelance workflows. Your feedback and support mean a lot. πŸ’™ If you're a freelancer, agency owner, or AI enthusiast, I'd love to hear your thoughts in the comments!
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64
Full-Stack & AI Developer | SaaS & AI Automation
2x
Hired
3
Followers
Full-Stack & AI Developer | SaaS & AI Automation
Lead Full Stack Dev | SaaS, APIs & Scalable Systems
Lead Full Stack Dev | SaaS, APIs & Scalable Systems
Top 3% WordPress Developer | 500+ Sites Built
Top 3% WordPress Developer | 500+ Sites Built