
Milhões de pessoas usam o Freelancer para transformar suas ideias em realidade.
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9,5
9,5
99%

Islamabad, Pakistan
$50 USD por hora
At IRSolutions, we deliver high-quality, scalable solutions across mobile, web, blockchain, AI, Web3, DevOps, and custom software development. With expertise in React Native, Flutter, Kotlin, Webflow, React.js, Next.js and Node.js , Next.js, Golang, we build secure, efficient, and future-ready applications tailored to your business needs. We offer Project Management and IT Consultation to the businesses and startups all around the World to excel in their industry. Technical Expertise Web & Full-Stack Development -CMS LMS & eCommerce: WordPress, Shopify, Magento, Extension Development, Elementor, Squarespace, Wix -Backend: PHP, Node.js, Nest.js, Python (Django, Flask), Laravel, CodeIgniter, Golang -Frontend: React.js, Next.js, Vue.js, Angular -Stacks: MERN, Full Stack - Revamp and Modify Websites Mobile App Development -Native & Cross-platform: Android, iOS, Flutter, Objective-C, Java -We deliver scalable, high-performance mobile solutions Blockchain & Web3 -Smart Contracts & DApps: Ethereum, Polygon, Base Network -P2E Games & Metaverse Development -Wallet integration (MetaMask), NFT platforms Telegram Mini-Apps -End-to-end Telegram Mini-App development for e-commerce, gaming, utilities, and financial services -Seamless integration with Telegram Wallet and TON Payments -Custom bots and automation for enhanced user interaction TON Blockchain Development -Smart contract development on TON (FunC, Solidity) -NFT Platforms, Token Launch, and DeFi Solutions on TON -Secure TON Wallet integrations for payments and transactions -Cross-platform solutions leveraging TON’s high scalability and low fees DevOps & Cloud Solutions -Cloud Platforms: AWS, Azure, Google Cloud -CI/CD & Automation: Over 5+ years managing scalable deployments AI, Machine Learning and AI Automation -AI-powered automation, NLP, ML model integration to streamline processes. We provide AI automation using n8n, Claude, HubSpot - AI App Development - AI Image & Video Engineering - Automation and AI Consultation Desktop App Development -Robust desktop apps using Java, C#, ASP.NET Databases -MySQL, PostgreSQL, MS SQL, MongoDB, Firebase, Supabase Payment Integrations - Stripe, Paypal, Mercado pago, Payoneer, - Social Media Graphics Design & Branding -UI/UX Design & Branding: Over a decade of creating user-centric designs that drive engagement and conversions - Photo Editing - Video Editing for shorts, reels, and any type of video content Marketing and SEO - We provide social media marketing and SEO services - Website Audit and SEO Consultation - SEO Content Writing and Competitors Analysis - Social Media Management & Klaviyo Email Marketing Frameworks, Tools and OS - Windows, MAC, Linux, Ubuntu - Oracle, Microsoft 365 Dynamics Why Work With Me? -One-stop solution for all your tech needs from an idea to launch -Strong focus on quality, scalability, and performance -Transparent communication and timely delivery -Flexible engagement: Hourly, Fixed-price, Long-term partnership

8,9
8,9
98%

Indore, India
$15 USD por hora
I am Rahul, and over the past 10 years, I’ve worked across multiple technologies, delivering enterprise-level projects for clients across industries. While blockchain is my current USP, I also have strong experience in Web2 development, including custom solutions, backend management systems, service-based websites, mobile apps, and high-quality Figma/UI-UX design. My approach is highly organized. I start with a detailed discussion to understand your requirements, followed by sharing my suggestions based on my technical and domain expertise. Then, I provide a clear proposal document, discuss commercials, and move into smooth project execution. Let’s turn your idea into reality. Thank you. Rahul

8,5
8,5
96%

SATNA, India
$10 USD por hora
⭐ Top 2% on Freelancer.com | Technorizen Software - Digitalizing Businesses Since 2014 Over the years, we have successfully delivered web applications, mobile apps, SaaS platforms, enterprise systems, AI-powered solutions, and digital transformation projects across various industries. We are Software company, a globally recognized IT solutions company with 12 + years of experience delivering high-performance web, mobile, and enterprise software solutions to 1000+ happy clients across 50+ countries. We don't just build software; we build lasting partnerships. Our approach is simple: understand your vision, deliver beyond expectations, and stay with you every step of the way. ✎ Why Choose Us? ➬ 12+ Years of Industry Experience ➬ 1000+ Successfully Delivered Projects ➬ 95% Client Retention Ratio ➬ 4.9 ⭐ Clutch Rating ➬ 100% Project Success Ratio ➬ Best Outsourcing Company - SGCCI 💻 Our Core Expertise: ➬ Custom Web & Mobile App Development ➬ AI/ML & Data Analytics Solutions ➬ QA & Software Testing (Automation, Security, Performance) ➬ DevOps, Cloud Migration & Managed Services ➬ Custom Enterprise Software Development ➬ Staff Augmentation - Dedicated Teams or Individual Developers ➬ Support & Maintenance 💻 Core Expertise: Tech Stack ➬ Mobile: Flutter, React Native, iOS (Swift), Android (Java/Kotlin) ➬ Frontend: ReactJS, AngularJS, VueJS, NextJS, NuxtJS ➬ Database: MySQL, MongoDB, PostgreSQL, Firebase, MS-SQL ➬ Backend: Node.js, Java, PHP, Laravel, .NET, Python, Django, WordPress ➬ Cloud & DevOps: AWS, Azure, Docker, Kubernetes, Jenkins, CI/CD, Terraform 💻 Industries We Serve ● Education ●Transport & Logistics ● Fintech ● Healthcare ● Retail & Ecommerce ● Real Estate ● Media & Entertainment 💻 Our Strengths ➬ Agile Development Methodology ➬ Daily & Weekly Progress Reports ➬ Clear Communication & Collaboration ➬ 100% Plagiarism-Free & Secure Delivery ➬ Guaranteed Data Privacy & NDA Protection ➬ Flexible Engagement Models: ● Fixed Cost ● Hybrid Model (Fixed + Hourly) ● Time & Material (Hourly) ● Dedicated Team Thanks Karuna

6,5
6,5
80%

NATORE, Bangladesh
$40 USD por hora
Toriqul Global Solutions is a professional web design and development company dedicated to building modern, high-performance, and user-friendly digital solutions. Founded by Engineer Md. Toriqul Islam, a Computer Science & Engineering graduate from RUET, the company brings over 10 years of experience in delivering scalable and visually appealing websites. Web Design & development: We are a full-stack web developer with more than 10 years of experience. Our design approach is always Modern and simple, which attracts people towards it. We have built websites for a wide variety of industries. We have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB and many other skills Why Choose Us: * Modern, clean, and user-focused design approach * Fully responsive across all devices * Scalable and reusable code structure * Clean, optimized, and well-documented code * On-time delivery with strict commitment to deadlines * Clear and professional communication * 100% client satisfaction is our priority We have successfully worked with clients across different industries, delivering high-quality websites that meet both business goals and user expectations. Let’s Build Something Great Together. Contact us today to discuss your project and turn your ideas into reality. Best Regards, Toriqul Global Solutions

6,7
6,7
99%

Howrah, India
$75 USD por hora
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.

7,4
7,4
91%

Karachi, Pakistan
$20 USD por hora
EuSopht is a technology-driven software company that partners with startups and growing businesses to build scalable, production-ready digital products. We specialize in SaaS platforms, MVP development, mobile apps, and AI-powered solutions. Our expertise spans Full stack development, AI voice and videos, Flutter apps, middleware architectures, integrations, and automations. We help businesses streamline operations using Zapier, n8n, Make.com and workflow automation. From AI chat, AI voice, and Avatar videos to complex 3rd-party integrations, we engineer systems to scale. OUR TECH STACK AI: OpenAI, Custom GPT, Chatbot, TTS, STT, Golang, Rust, Livekit, Musttalk, Llama, LLM Web/Backend: Node.js, Python, Laravel, React.js, Next.js, Vue.js. Database: Supabase, MySQL, MongoDB, PostgreSQL. Mobile App Dev: Flutter, React Native, iOS (Swift), Android, Firebase, FlutterFlow. Workflows: Zapier, Make (Integromat), n8n, Webhooks. CRMs: Hubspot, GHL From MVP to Enterprise - We Engineer Growth

5,9
5,9
65%

NATORE, Bangladesh
$10 USD por hora
Top Rated Freelancer ⭐⭐⭐⭐⭐ 5 Star Developer ⭐⭐⭐⭐⭐ 100% Job Success Hello and welcome! I'm a skilled full-stack developer with a passion for delivering high-quality work to my clients. With over 10 years of experience in web development, I specialize in building dynamic and engaging web applications using various technologies. I am an expert in web development and Mobile app development. I have worked on a wide variety of projects including CRM, Educational Platforms, Dashboards, Chat apps, Delivery apps, and more. My skills include: • HTML/CSS • JavaScript • Bootstrap • Tailwind CSS • JQuery • VueJS • ReactJS • PHP • Laravel • Python • Swift • C# • Rust • Perl • Ruby on Rails • Livewire • REST APIs • Payment integration • Database Design • SQL databases • Linux • SEO • Sopify • Docker • Laravel Forge • Objective-C • Java • Kotlin • React Native As a freelancer, I am committed to providing excellent communication and delivering top-notch work within your deadline. Whether you need a brand new web application developed from scratch or an existing one improved, I have the skills and experience necessary to get the job done. Some of the services I can provide include: ✅ Front-end web development ✅ Back-end web development ✅ Full-stack web development ✅ Converting design to HTML & CSS ✅ Custom API development ✅ Third-party API integration ✅ Database design and implementation ✅ Web application optimization and performance tuning My clients have described me as excellent developer and perfect communicator, and I strive to maintain this level of excellence in all my work. If you are looking for a dedicated and skilled full-stack web developer who can deliver exceptional work, please don't hesitate to contact me. I am confident that I can help you achieve your goals and exceed your expectations.

5,5
5,5
100%

VILLANUEVA, Colombia
$30 USD por hora
I am a Full-Stack Developer with many years of experience building scalable web and mobile applications for startups, businesses. I specialize in designing and developing end-to-end solutions, from frontend user interfaces to backend APIs, databases, and cloud deployment. My goal is simple: deliver reliable, scalable, and high-performance software that helps businesses grow.

5,0
5,0
100%

Gujranwala, Pakistan
$10 USD por hora
✨ About Me I’m a versatile Full-Stack Developer & Designer specializing in WordPress, Shopify, WooCommerce, Webflow, and Web3 solutions — helping businesses of all sizes grow, scale, and stand out online. I build fast, secure, and beautiful digital experiences — from modern eCommerce stores and landing pages to custom full-stack applications and blockchain-powered platforms. ⚙️ Why Work With Me? ✅ WordPress & WooCommerce – Custom themes, plugins, and optimized eCommerce stores designed for performance and conversions. ✅ Shopify Development – Pixel-perfect Shopify stores, custom apps, and seamless payment, CRM, and ERP integrations. ✅ Webflow, Wix & Framer – Fully responsive, visually stunning websites with smooth animations and clean UX/UI design. ✅ Web & Graphic Design – Creative branding, UI/UX, logos, and visuals that reflect your business identity and engage users. ✅ Full-Stack Development – Expertise in front-end (React, Angular, Vue.js) and back-end (Node.js, Django, Express) for scalable and high-performance solutions. ✅ Web3 & Blockchain – DApps, smart contracts, NFT integrations, and decentralized platforms built for the next generation of the internet. ✅ Performance & SEO – Speed optimization, mobile responsiveness, and SEO-friendly development for higher visibility and conversions. ✅ DevOps & Cloud – CI/CD pipelines, Docker, Kubernetes, Terraform, and cloud deployments on AWS, Azure, and GCP. ✅ Design & Branding – Engaging UI/UX, brand identity, and creative visuals that elevate your digital presence. 🚀 Let’s Build Together From WordPress to Web3, I bring creativity and technical precision together to craft digital products that not only look great but deliver measurable results. Let’s collaborate to turn your ideas into modern, high-performing, and scalable solutions that help your business thrive online.
A Hyperledger developer is a blockchain engineer who designs, builds, and deploys permissioned distributed ledger applications using the Hyperledger family of open-source frameworks, most commonly Hyperledger Fabric. They write chaincode (smart contracts), configure consensus and channels, and integrate ledger networks with enterprise systems to deliver tamper-evident, auditable transaction platforms.
Hyperledger development sits at the intersection of distributed systems engineering, cryptography, and enterprise software architecture. Hiring a skilled Hyperledger developer means bringing in someone who can translate a business workflow — a supply chain handoff, a trade finance settlement, a healthcare record exchange — into a permissioned blockchain network with defined participants, endorsement policies, and private data collections. The commercial value is direct: shared source-of-truth across organizations, reduced reconciliation effort, and verifiable audit trails that satisfy regulators and counterparties.
A freelance Hyperledger developer takes a project from network design through to production deployment. The work spans architecture decisions, code, infrastructure, and integration. Typical deliverables include:
The Hyperledger ecosystem is broad, and a competent blockchain developer chooses the right framework for the use case. The most common are:
Supporting tools that experienced Hyperledger consultants regularly use include Docker, Kubernetes, Helm, Fabric CA, CouchDB and LevelDB as state databases, Prometheus and Grafana for monitoring, and CI/CD pipelines built on Jenkins, GitLab CI, or GitHub Actions. Familiarity with gRPC, Protocol Buffers, and TLS configuration is standard.
Permissioned blockchain has matured fastest in industries where multiple organizations need a shared, trusted record without exposing data publicly. Hyperledger developers commonly build for:
Strong candidates show evidence of production-grade Fabric deployments, not just sample tutorials. Look for portfolio projects that describe network topology, endorsement policy reasoning, and how the developer handled upgrades or data privacy. Public contributions to Hyperledger repositories on GitHub are a meaningful signal, as are Linux Foundation Certified Hyperledger Fabric Developer (CHFD) or Administrator (CHFA) credentials.
Useful interview questions to ask shortlisted candidates:
Look for answers that reference real configuration choices, trade-offs, and specific Fabric versions — not generic blockchain talking points.
Hyperledger projects rarely live alone. Depending on scope, you may also need a Solidity developer for EVM contracts on Besu, a DevOps engineer with Kubernetes experience, a smart contract auditor for security review, a backend developer for API and integration layers, or a UI/UX designer to make the ledger usable for non-technical stakeholders. Many Hyperledger freelancers cover several of these roles, but for larger consortia builds it is common to assemble a small team.
Freelancer.com gives you direct access to a global pool of vetted blockchain engineers, including specialists with deep Hyperledger Fabric, Besu, and Indy experience. You can review verified profiles, portfolios with real network deployments, written client reviews, and ratings from past projects before you commit. Whether you need a short proof-of-concept chaincode build or a multi-month consortium network rollout, you can post a project on Freelancer.com and receive competitive bids from developers across time zones, often within hours. Milestone Payments hold funds in escrow and release them only when you approve work, which is particularly valuable for technical engagements where deliverables are reviewed in stages.
Hiring a Hyperledger developer is more successful when the brief is technically specific. The framework, network topology, and integration points matter from the first conversation, so a few minutes spent on the project description will dramatically improve the quality of bids you receive.
The project post is the single biggest determinant of bid quality. A clear, technical brief filters for candidates whose Hyperledger experience genuinely matches your use case rather than developers with only generic blockchain exposure. Head to the
Bids are short proposals, not just price quotes. Read them carefully — a strong Hyperledger developer will reference your specific framework choice, raise questions about endorsement policies or privacy, and propose a realistic delivery sequence. Weak bids are generic and ignore the technical detail in your brief.
Combine proposal quality with profile evidence. For Hyperledger work, consistency matters more than a single flashy project — you want a developer who has shipped multiple permissioned networks and supported them post-launch.
An Ethereum developer typically builds on public, permissionless networks using Solidity and tools like Hardhat or Truffle. A Hyperledger developer works mainly on permissioned networks where participants are known and identified, writing chaincode in Go, Java, or Node.js for Fabric, or working with Besu for enterprise EVM use cases. The skill sets overlap but differ in privacy, consensus, and identity management.
A small proof-of-concept with a few peers, one channel, and basic chaincode can often be delivered in a few weeks. A production-grade multi-organization network with CI/CD, monitoring, and ERP integration is usually a multi-month engagement. Timelines depend heavily on how many organizations must coordinate on governance and identity.
Yes. Many clients hire on Freelancer.com for fixed-scope engagements such as chaincode development, network setup, security review, or migrating an existing pilot to Kubernetes. You can also retain the same freelancer afterwards for ongoing maintenance and upgrades.
For most early-stage builds, an experienced freelance Hyperledger developer is sufficient and far more cost-efficient. Larger consortium projects involving multiple member organizations, regulatory review, and long-term operations may benefit from a small assembled team that includes a developer, a DevOps engineer, and a smart contract auditor — all of which you can source on Freelancer.com.
If you need a permissioned network with strong privacy controls and known participants, Hyperledger Fabric is usually the right choice. If you want EVM and Solidity compatibility with permissioned governance, Hyperledger Besu fits better. For decentralized identity and verifiable credentials, Hyperledger Indy and Aries are purpose-built.

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