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10.0
10.0
98%

Berhampore, India
$15 USD per hour
Techno Exponent is a globally recognized software development company with 355+ excellent reviews on Freelancer.com and a strong track record of delivering high-quality web, mobile, AI, automation, SaaS, CRM, ERP, eCommerce, and enterprise software solutions. We are not just a team of developers; we are a complete technology partner for businesses that want to build, modernize, automate, and scale their digital products. With a strong in-house team of experienced developers, designers, project managers, business analysts, QA engineers, and AI specialists, we help startups, SMEs, and enterprises transform their ideas into secure, scalable, and market-ready solutions. --------> What We Do We provide end-to-end development services across all industries, including: Custom Website Development Mobile App Development AI Chatbot & AI Agent Development SaaS Platform Development CRM & ERP Development eCommerce & Marketplace Development Healthcare & Telehealth Platforms Fintech & Payment Solutions Real Estate Platforms Logistics & On-Demand Applications Booking & Appointment Systems Workflow Automation Legacy Software Modernization API Development & Third-Party Integration Cloud Deployment & Maintenance AI & Automation Expertise We help businesses use AI practically, not just as a buzzword. Our team builds AI-powered chatbots, customer support automation, lead qualification systems, document-based AI assistants, workflow automation tools, recommendation engines, AI dashboards, and intelligent business process automation systems. Whether you need an AI chatbot trained on your website, PDFs, and documents, or a complete AI-powered business platform, we can design and develop a solution that fits your goals. -------->Why Clients Choose Techno Exponent 342+ strong reviews on Freelancer.com Experienced in-house development team CMMI Level 5 process-driven delivery End-to-end support from planning to launch Transparent communication and milestone-based execution Dedicated project manager and business analyst Strong UI/UX, development, QA, and deployment process Experience across multiple industries and business models Long-term maintenance and post-launch support --------> Our Approach We first understand your business objective, target users, workflow, and expected outcome. Then we prepare a clear development roadmap, define the required features, suggest the right technology stack, design the user experience, develop the system, test it properly, and support you after launch. Our goal is not only to complete the project, but to build a solution that is practical, scalable, and useful for your business. --------> Let’s Build Something Great If you are looking for a reliable, experienced, and quality-focused development partner, Techno Exponent can help you turn your idea into a powerful digital product. We are ready to discuss your project, suggest the right approach, and deliver a solution that matches your business vision.

8.6
8.6
98%

Lahore, Pakistan
$35 USD per hour
I am a versatile and highly skilled software developer with a strong command over a wide range of domains including Web development, Desktop applications, Automation, Mobile app development, Machine Learning, Chatbots, Web Scraping, and Graphical User Interface (GUI) design. With a proven track record of delivering innovative solutions, I thrive in creating cutting-edge software that not only meets client needs but exceeds their expectations. My passion for technology and dedication to staying at the forefront of industry trends drive my commitment to delivering excellence in every project I undertake. ✅ Frontend (HTML / CSS / JavaScript / Reactjs / Redux / VueJs / Angular / Jquery / GraphQL / Material Design / UI&UX) ✅ Backend ( Python (Django, Flask, FASTAPI) NodeJs (Expressjs), C#(.NET / Blazor) , API Integration, REST APIs) ✅PHP / Laravel / Blade / VB.NET ✅ Mobile app development ( Android & IOS / Flutter / React Native / Hive / Firebase ) ✅ Database ( MYSQL, MongoDB, PostgreSQL, Elastic Search (ES), ORM ) ✅ GUI development ( QT / WPF / PYQT / Tkinter ) ✅ Web Scrapping ( BeautifulSoup / Selenium / Scrapy ) ✅ Automation ( Selenium webdriver, Zapier ) ✅ Data Analysis & Visualization ( Numpy, Pandas /Matplotlib / Seaborn ) ✅ Data-Driven Web Apps (Dash / Plotly / Streamlit) ✅ Artificial intelligence / Machine learning (Scikit-Learn / Tensorflow ) ✅ Data Engineering & Analytics ( ETL Pipelines, Data Warehousing, Data Lakes, Databricks, Apache Spark / Airflow, Snowflake / BigQuery, dbt), ArcGIS, QGIS ✅ Odoo ✅ AWS (Amazon Web Services) ✅ RASA Chat Bots ✅Docker ✅ Blockchain dApp development, Web3.js, Solidity, and smart contracts

8.7
8.7
91%

Tirumangalam, India
$25 USD per hour
Osiz Technologies is a premier software development company with over 16 years of industry expertise, dedicated to delivering innovative and robust solutions. Our dynamic team of 300+ professionals specializes in a wide range of services, including Web Development, AI, Blockchain, Game Development, and more. We have a diverse team of in-house 2D & 3D designers, Blockchain, NFT, and Metaverse developers, all working together to provide high-quality, cost-effective, and cutting-edge open-source development solutions to clients across the globe. ✔️Web Development - Frontend: React.js, Angular, Vue.js, JavaScript, HTML5, CSS3 (Bootstrap) - Backend: Node.js, Python (Django, Flask), PHP (CI, Laravel, Symfony), Ruby on Rails, Java (Spring), Next.js, - Express.js - Databases: MySQL, PostgreSQL, MongoDB, SQLite - CMS: WordPress, Joomla, Drupal - E-commerce: Magento, Shopify, WooCommerce, OpenCart ✔️Mobile App Development - iOS: Swift, Objective-C - Android: Kotlin, Java - Cross-Platform: Flutter, React Native, Xamarin ✔️Blockchain Development - Blockchain Platforms: Ethereum, Hyperledger, Binance Smart Chain, Polkadot, Solana - Smart Contracts: Solidity, Vyper, Rust - Wallets: MetaMask, Trust Wallet, Ledger - Frameworks: Truffle, Hardhat, Brownie ✔️Artificial Intelligence & Machine Learning - Languages: Python, R, Java - Libraries/Frameworks: TensorFlow, PyTorch, Keras, Scikit-Learn, NLTK, SpaCy - Tools: Jupyter Notebook, Google Colab, IBM Watson, Azure ML ✔️Game Development - Engines: Unity, Unreal Engine, Godot, CryEngine - Languages: C#, C++, JavaScript - AR/VR: Vuforia, ARKit, ARCore, Oculus SDK ✔️Metaverse Development - 3D Modeling: Blender, Maya, 3ds Max - Virtual Worlds: Unity, Unreal Engine - Blockchain Integration: Ethereum, Flow, Binance Smart Chain ✔️E-commerce Solutions - Platforms: Magento, Shopify, WooCommerce, OpenCart - Payment Gateways: Stripe, PayPal, Square, Authorize.Net - Languages: PHP, JavaScript, Ruby, Python ✔️UI/UX Design - Tools: Adobe XD, Figma, Sketch, InVision, Axure RP - Prototyping: Marvel, Proto.io, Balsamiq ✔️Cloud Computing Solutions - Platforms: AWS, Microsoft Azure, Google Cloud Platform (GCP) - Containerization: Docker, Kubernetes - DevOps Tools: Jenkins, GitLab CI/CD, Terraform, Ansible ✔️Enterprise Solutions - ERP Systems: SAP, Oracle, Microsoft Dynamics, Odoo - CRM Systems: Salesforce, HubSpot, Zoho CRM, Microsoft Dynamics CRM - Languages: Java, C#, Python, PHP - Databases: Oracle, SQL Server, MySQL, PostgreSQL ✔️Digital Marketing - SEO Tools: Google Analytics, SEMrush, Ahrefs, Moz - Social Media: Hootsuite, Buffer, Sprout Social - Content Marketing: WordPress, Medium, HubSpot We are available 24/7 to discuss any of our services with you. Just shoot us a message and we’d be happy to help.

6.8
6.8
100%

Islamabad, Pakistan
$20 USD per hour
Experienced WordPress, WooCommerce and Magento Expert with 10+ years of experience delivering high-quality, fast, and fully responsive websites and eCommerce stores. We specialize in bug fixing, custom development, theme customization, plugin/app/module integration, speed optimization and full store setups for businesses of all sizes. Wordpress/WooCommerce: ✔️ WordPress website design & development ✔️ Theme setup, customization & redesign(Divi,Astra,Elementor etc) ✔️ WordPress Version Update ✔️ WordPress Malware removal ✔️ WooCommerce store setup ✔️ Speed optimization & security hardening ✔️ Plugin integration & troubleshooting ✔️ Website migration & maintenance ✔️ Custom plugin development ✔️ API integration Magento: ✔️ Magento 2 store development & customization ✔️ Custom theme creation & layout modifications ✔️ Module development & third-party integrations ✔️ Performance optimization & caching ✔️ Checkout customization & payment gateway setup ✔️ Migration to Magento 2 ✔️ Security audits & ongoing maintenance 🚀 Why Work With Us: ✔️100% Client Satisfaction — We don’t stop until your site runs and looks perfect ✔️Fast response time and clear communication ✔️Detailed before-and-after reports for every optimization or customization ✔️Reliable, transparent, and deadline-oriented 💬 Message today for a free audit or consultation — and let’s bring your vision to life

9.2
9.2
100%

AHMEDABAD, India
$20 USD per hour
❤️ iSyncEvolution Pvt Ltd - Top 3 ➡️ https://www.freelancer.com/search/users ❤️ ➡️ Profile Info:- ✅ 20+ years experience in IT Consultant Services ✅ 90+ skilled professional resources ➡️ Services:- ✅ Website Development ✅ Android & IOS App Development ✅ Graphic Design ✅ SEO , SMO , SMM ✅ Content Writing ✅ Server Administrator ➡️ Expertise:- ✅ Website Development : Laravel , Shopify , Magento , React.js , Angular , Python , ROR ✅ Mobile App : Kotlin , Swift , ReactNative , Flutter ✅ Graphic Design : Layout Design , Logo , Banner , Flyer , Brochures , Adobe Photoshop , Adobe.xd , Figma ✅ Web Design : PSD to HTML Page , Mobile Responsive Page , HTML , CSS , Bootstrap ✅ SEO : On Page , Off Page , SEO , SEM , SMM , PPC ✅ Hosting : Domain , Hosting , Email , SSL ➡️ Statistic:- ✅ 100% Project Complete ✅ 130+ Reviews in quick time ✅ 5 / 5 Ratings in all reviews ➡️ Achievement:- ✅ 5 star ratings & reviews ✅ Top Rated Freelancer ✅ Verified Profile ➡️ Education:- ✅ Bachelorette Computer Science ➡️ You will get:- ✅ Quality Service ✅ Timely Delivery ✅ Regular Status Updates ✅ Effective Communication ✅ NDA securities ➡️ Please hire me.

6.9
6.9
91%

Unnao, India
$25 USD per hour
Hello, I'm Harsh, an accomplished developer with over 8 years of hands-on experience in crafting dynamic web and app solutions . My journey began in a dynamic IT company where I honed my skills while collaborating on innovative projects. Now, I've embarked on a freelancing adventure to bring my expertise directly to clients like you. ➡️Our Tech-Stack- ➡️Front-end ✅HTML ✅CSS ✅Tailwind Css ✅Material UI ✅Bootstrap ✅JavaScript ✅TypeScript ✅React.js ✅Next.js ✅React Native ✅Redux ➡️Back-end ✅Node.js ✅Express.js ✅Flask ✅Django ➡️Databases ✅MongoDB ✅MySQL ➡️DevOps ✅Linux ✅Git ✅GitHub ✅Docker ✅CI/CD ➡️Cloud Services ✅AWS (EC2, Amplify, S3, Route53, RDS etc.) ✅GCP ✅Digitalocean ✅Hostinger ✅Godaddy ➡️UI/UX Design ✅Figma ✅Adobe XD ➡️Blockchain ✅Solidity ✅Web3.js ✅ Ether.js

7.7
7.7
98%

karachi, Pakistan
$20 USD per hour
✅Xanvra Technologies is a technology-driven development company with 7+ years of experience, specializing in mobile app development and custom digital solutions tailored to client needs. We help startups and established businesses transform ideas into scalable, high-performance products. 🔹 Mobile App Development (Core Expertise) We build secure, scalable, and user-friendly Android & iOS applications using Flutter, custom APIs, and modern architectures—designed to solve real business problems and deliver measurable results. 🔹 Client-Centric Solution Development Every project starts with understanding your business goals. We design and develop custom solutions that improve workflows, enhance user experience, and support long-term growth. 🔹 Web & Backend Development Strong expertise in Laravel, WordPress, Shopify, PHP, JavaScript, and full-stack development, delivering reliable and maintainable systems. 🔹 UI/UX & Product Design Clean, intuitive UI/UX design, branding, and visual assets focused on usability and conversion. 🔹 E-Commerce & Integrations High-performing Shopify and WooCommerce stores with secure payment gateways and third-party integrations. 🔹 SEO, Performance & Security Optimized applications with strong security standards, SEO best practices, and scalable infrastructure. At Xanvra Technologies, we don’t just build software—we create solutions that work for your users and your business. 📩 Let’s build a mobile app or digital solution that delivers real value.

6.7
6.7
99%

Howrah, India
$75 USD per hour
We are Codesigma Technology Services, a full-stack development agency based in India with 10+ years of delivering complex, production-ready applications. Our founder and top developers have experience working with Inc. 5000 companies and professional teams across the world, bringing a strong understanding of diverse, multicultural work environments to every project. We are a tight team of experienced developers - small enough to move fast, experienced enough to build right. You always work with the most senior person, not a project manager who delegates to juniors. What we've built: -> Cross-platform POS system - React, Firebase, Flutter, Electron - running on Web, Android, iOS, macOS, and Windows with full offline-first functionality and real-time sync -> Multi-channel e-commerce aggregator - unified management of Amazon, Flipkart, Shopify, Meesho, Nykaa orders, inventory, warehouse, and payment reconciliation -> Real-time audio/video interpretation SaaS - Twilio Voice/Video, Task Router, BoostLingo integration, serving a global user base -> Booking systems, media streaming platforms, headless CMS websites, Shopify applications, and WordPress plugins across industries Our technical stack: Frontend: React, Next.js, Angular, JavaScript, TypeScript Backend: Node.js, PHP (Laravel, CodeIgniter), Python Mobile & desktop: Flutter, React Native, Electron.js Real-time: Twilio, Firebase, WebSockets Data: MySQL, MongoDB, PostgreSQL, Firestore Integrations: Stripe, PayPal, Razorpay, Shopify API, Amazon SP-API, GraphQL Infrastructure: AWS, Linux server management, deployment We are the right fit if you need: - A long-term development partner, not a one-off freelancer - End-to-end ownership from architecture to deployment - Cross-platform delivery (web + mobile + desktop from one team) - Complex integrations with third-party APIs and platforms - Clean, documented, maintainable code that your team can take over We work on fixed-price and hourly engagements. For ongoing projects, we offer monthly retainer arrangements. Let's discuss your project.

8.1
8.1
100%

Lahore, Pakistan
$20 USD per hour
Full Stack (Web and Mobile apps) developer, proficient in: Web Expertise: → Laravel (PHP) | NodeJS | Python → HTML/HTML5 | CSS/TailwindCSS | JavaScript | BootStrap → ReactJS | AngularJS | VueJS | NextJS | NuxtJS | ReduxJS | Three.js | Express.js → Databases: SQL | MySQL | PostgreSQL | Oracle | MongoDB | MariaDB → A plus: Python, Java, .NET Core → RESTful and SOAP API(s) development + integrations → CMS: WordPress | Shopify | Joomla | Drupal | Magento | Wix | Prestashop → UI/UX Design: Figma | AdobeXD Mobile Expertise: → Native: Java, Kotlin, Swift, Objective C, Xamarin → Hybrid: Flutter, React Native → SQLite, MongoDB, PostgreSQL → Games: Unity (3D and 2D) Ai/ML Expertise: → TensorFlow, PyTorch, scikit-learn → Data Manipulation and Analysis: pandas, NumPy → NLP: NLTK (Natural Language Toolkit), spaCy → Cloud Services: AWS, Azure, Google Cloud → Big Data and Distributed Computing: Apache Hadoop, Apache Spark → OpenAI Gym, Stable Baselines, OpenCV I've been serving the field of tech since 2012 and have worked with leading tech giants in my country and all over the globe. I've worked on numerous robust Web and Mobile-based projects currently serving their bigger causes. The choice is yours!
A DApps developer builds decentralized applications that run on blockchain networks, writing smart contracts and front-end interfaces that interact directly with protocols like Ethereum, Solana, and Polygon. Hiring a skilled DApps developer means bringing on a blockchain engineer who can design, code, audit, and deploy production-ready Web3 software that handles real value on-chain.
Decentralized application development sits at the intersection of cryptography, distributed systems, and traditional software engineering. A capable DApps developer translates a Web3 product idea into working smart contracts, secure wallet integrations, and a usable interface that non-technical users can actually navigate. The result is a product that operates without a central server, where logic and state live on a public blockchain.
A decentralized application developer handles the full Web3 stack, from on-chain logic to off-chain user interfaces. Their work covers smart contract architecture, token standards, wallet connectivity, and the read and write operations that connect a browser to a blockchain node.
Typical deliverables from a freelance DApps developer include:
Strong DApps engineers work fluently across the standard Web3 toolchain. Smart contract development typically happens in Hardhat or Foundry for EVM chains, and Anchor for Solana. Front-end work uses React or Next.js paired with libraries such as ethers.js, viem, wagmi, RainbowKit, or web3-react.
For data, developers rely on The Graph for indexed queries, Alchemy or Infura as RPC providers, and Pinata or IPFS for decentralized file storage. Testing and security workflows include Foundry's fuzzing engine, Slither for static analysis, Tenderly for transaction simulation, and OpenZeppelin libraries for battle-tested contract patterns. Deployment pipelines often include Hardhat scripts, Etherscan verification, and multisig coordination through Safe.
DApps developers serve clients across the Web3 economy. Common engagements include:
Because smart contract bugs can lead to permanent loss of user funds, evaluation should weight security awareness as heavily as feature delivery. Strong candidates show verified contracts on block explorers like Etherscan, public GitHub repositories, audit reports they have responded to, and testnet or mainnet deployments you can inspect directly.
Look for the following signals:
Sample interview questions you can use directly:
Freelancer.com gives you access to a global pool of blockchain engineers, smart contract auditors, and Web3 front-end specialists across every major chain and stack. You can compare freelancers on Freelancer.com by reviewing portfolios, verified mainnet deployments, client ratings, and completed project history before making a decision.
Clients set their own budgets and receive competitive bids, so pricing reflects real market supply for the specific scope you need, whether that is a single ERC-20 deployment or a full DeFi protocol build. Milestone Payments hold funds in escrow and release them only when work is approved, which matters when you are commissioning code that will eventually custody real on-chain value. With round-the-clock availability across time zones, hire on Freelancer.com to keep momentum on tight launch windows.
Hiring a DApps developer works best when you treat the project brief as a technical specification, not a marketing summary. The clearer you are about target chain, contract scope, and front-end requirements, the more accurate the bids you will receive. Below is the process from posting the project to awarding the work.
The brief is the single biggest determinant of bid quality, because DApps work spans many sub-disciplines and a vague post attracts mismatched proposals. Head to the
Bids on a DApps project are short proposals, not just price quotes. A strong bid shows that the developer has read the brief, understands the chain and tooling implications, and has already started thinking about contract architecture and edge cases. Read the proposals carefully and shortlist candidates whose technical interpretation matches what you are trying to build.
The final decision combines proposal quality with profile evidence. For DApps work, weight consistency of secure deployments and a track record of shipped Web3 products over a single impressive demo. Look for steady delivery across multiple projects rather than one outlier.
A smart contract developer focuses specifically on the on-chain logic written in Solidity, Vyper, or Rust. A DApps developer covers the full stack, including the smart contracts plus the front-end interface, wallet integration, and indexing layer that turn raw contracts into a usable product.
The choice depends on your users, transaction volume, and ecosystem fit. Ethereum mainnet offers the deepest liquidity and tooling, Layer 2s like Arbitrum, Optimism, and Base offer lower fees with EVM compatibility, and Solana offers high throughput for performance-sensitive applications. A good DApps developer will recommend a chain based on your specific requirements rather than personal preference.
A simple token or NFT mint dapp can be ready in one to three weeks, while a full DeFi protocol with custom contracts, front end, and indexing typically runs two to four months before audit. Security audits and post-audit fixes add additional time, which should be planned into the schedule.
Yes, for any contract handling meaningful value. Your DApps developer should write secure code and run static analysis, but an independent audit by a separate firm or freelance auditor is standard practice before mainnet launch. Some senior smart contract freelancers also offer audit services as a distinct engagement.
Many freelancers on Freelancer.com take on retainer arrangements for monitoring, parameter tuning, governance proposal implementation, and front-end updates. This is common for live protocols that need responsive engineering without the cost of a full in-house team.

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