Cryptographers para contratar
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Freelancers patrocinados
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I work with Python, PHP, and Node.js, creating custom web applications, APIs, and powerful scraping & automation solutions. From extracting structured data to automating repetitive tasks, I focus on efficiency, accuracy, and maintainable code. I stay up-to-date with modern tools and best practices to deliver solutions...I work with Python, PHP, and Node.js, creating custom web applications, APIs, and powerful scraping & automation solutions. From extracting structured data to automating repetitive tasks, I focus on efficiency, accuracy, and maintainable code. I stay up-to-date with modern tools and best practices to deliver solutions that are reliable, scalable, and tailored to your goals. menos
Contratar aatishkumar001
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⚡ Preferred Freelancer | ⚡ 13+ Years Experience in Web Security and WordPress Hello! I am Harwinder Kumar, a seasoned professional specializing in comprehensive Web Security and WordPress. I offer services in Malware Removal, Virus Removal, Ethical Hacking, Internet Security, WordPress Speed Optimization, Websites...⚡ Preferred Freelancer | ⚡ 13+ Years Experience in Web Security and WordPress Hello! I am Harwinder Kumar, a seasoned professional specializing in comprehensive Web Security and WordPress. I offer services in Malware Removal, Virus Removal, Ethical Hacking, Internet Security, WordPress Speed Optimization, Websites Transfer, SSL Installation, WordPress Development, Linux Server Administration and Zen Cart / Drupal / MODX / Moodle / Joomla CMS Upgrades. Achievements: ✅ Cleaned 5000+ websites successfully from malware with security enhancement. ✅ Conducted 1,000+ seamless website transfers. ✅ Completed more than 500 SSL installations. ✅ Optimized speed of 200+ WordPress websites. Services Offered: 1. Malware and Virus Removal (Cleaning Hacked Websites and Servers): ✔ Guaranteed 100% cleanup of websites, including databases from malicious code. ✔ Remediation of WP-VCD malware, backdoors, malicious javascript and conditional redirects. ✔ Specialized solutions for japanese keyword hack, SEO spam / pharma hack, credit card stealers and ecommerce malware. ✔ Google blacklist removal (This site may be hacked, The site ahead contains malware), google deceptive warning fix. ✔ McAfee SiteAdvisor, norton blacklist or any VirusTotal based blacklist fix. 2. Website Security Maintenance: Strategic security enhancements and guidance for future-proofing your digital assets. 3. Website Transfer and Migration: Expert transfer of websites to new hosts or domains for any PHP-based CMS or custom-coded websites. 4. SSL Installation and HTTPS Migration: Seamless migration from HTTP to HTTPS with secure padlock implementation. 5. WordPress Development and Troubleshooting: Comprehensive development and issue resolution, including critical and fatal error fixes. 6. HTTP Security Headers Fix: Implementation of essential security headers to protect your web application from common vulnerabilities and threats. 7. Linux Server Administration: Efficient server management promoting optimal performance and security. 8. WordPress Speed Optimization: Proven methods to enhance website performance following Google PageSpeed and GTmetrix standards. 9. Platform Upgrades: Upgrading Zen Cart, Drupal, MODX, Moodle and Joomla to their latest stable versions. 10. Penetration Testing: Thorough security vulnerability assessments to safeguard your web presence. If you're looking for a trusted partner to secure, optimize and enhance your digital operations, I am here to deliver superior solutions tailored to your needs. Let's collaborate to ensure your website is both secure and performing at its peak! menos
Contratar arfharwinder
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I am a senior Blockchain, Web3, AI, and Full Stack Software Developer with 13+ years of programming experience and 5+ years working as a full time freelancer. I specialize in building secure, scalable, and production ready decentralized and centralized systems that solve real business problems. My expertise includes...I am a senior Blockchain, Web3, AI, and Full Stack Software Developer with 13+ years of programming experience and 5+ years working as a full time freelancer. I specialize in building secure, scalable, and production ready decentralized and centralized systems that solve real business problems. My expertise includes blockchain development such as smart contract engineering, DeFi protocols, NFT marketplaces, crypto wallet systems, DEX/CEX exchange platforms, and Web3 application architecture. I have worked with major blockchain ecosystems including Ethereum, Bitcoin, Solana, XRPL, Stellar, Hyperledger, and Corda. I also integrate AI/ML capabilities into applications using algorithms such as Decision Tree, Random Forest, KNN, and Linear Regression, while working with modern generative AI and OpenAI based solutions for practical product development. Over the years, I have built and launched 140+ web and mobile applications with active userbases. My experience includes high performance backend systems, scalable microservices architecture, cloud infrastructure, and DevOps pipelines using AWS, Google Cloud, and Azure. Technical Skills & Technologies Blockchain & Web3 Development > Smart Contract Development (Solidity, Rust) > ERC20, ERC721, ERC1155 Token Standards > DeFi Applications, Staking, Yield Systems > NFT Marketplace Development > DEX / CEX Exchange Platforms > Crypto Wallet Development > Web3 Integration & Blockchain Security Backend & Full Stack Development > Node.js, PHP, Laravel, Django, Flask > React.js, Next.js, Electron.js > RESTful APIs, Microservices, JSON/XML Systems Databases & Storage > PostgreSQL, MySQL, MongoDB, Redis DevOps, Cloud & Infrastructure > AWS, Azure, Google Cloud Platform > Docker, Docker Compose, CI/CD Automation > Server Security & Performance Optimization Automation & Data Engineering > Web Scraping: Selenium, Scrapy, BeautifulSoup > Process Automation and Data Pipelines Platforms & CMS > WordPress, Shopify, and Custom E Commerce Solutions Mobile App Development > React Native Development (React Native, React Native Mobile Applications) > Expo / React Native Expo > Flutter Mobile App Development (Flutter, Dart) > Cross Platform Mobile Applications (iOS & Android) > iOS App Development (Swift, Swift UI) > Android App Development (Java, Kotlin) > Mobile App UI/UX Implementation & API Integration Web & Backend Development > PHP Development (Custom PHP Applications) > Laravel Development (Laravel Web Applications, Laravel REST APIs) > Python Backend Development (Django, Flask, FastAPI) > Full Stack Web Application Development > REST API Development & System Integrations Blockchain Networks I Work With > Bitcoin | Ethereum | Solana | XRPL | Stellar | Hyperledger | Corda I lead a team of experienced engineers capable of building large scale Web3, fintech, and modern software platforms, with a strong focus on research driven development (R&D) to ensure solid architecture, security, and performance. menos
Contratar nuprogramer
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Redacción de investigaciones, Escritura técnica, Redacción de informes, Redacción de artículos, Diseño UMLMaster’s degree holder with over 10 years of experience in academic research writing, data analysis, and statistical modeling. I specialize in producing well-structured, evidence-based academic work for undergraduate, postgraduate, and doctoral-level clients. My work is grounded in peer-reviewed literature, sound...Master’s degree holder with over 10 years of experience in academic research writing, data analysis, and statistical modeling. I specialize in producing well-structured, evidence-based academic work for undergraduate, postgraduate, and doctoral-level clients. My work is grounded in peer-reviewed literature, sound research methodologies, and strict adherence to academic integrity standards. I have successfully completed research projects involving: ✔️Quantitative, qualitative, and mixed-methods studies ✔️Hypothesis testing, regression analysis, ANOVA, time-series analysis, and panel data ✔️Survey design, instrument validation, and data interpretation ✔️Systematic literature reviews and meta-analytical support ✔️Research proposals, theses, and dissertations ✔️Journal articles (APA, Harvard, MLA, IEEE) ✔️Data analysis using SPSS, R, Python, SAS, Excel, and Power BI Academic Coursework & Learning Support: ✔️ Weekly assignments and continuous assessment tasks ✔️ Discussion posts and academic reflections ✔️ Quizzes, tests, and timed assessments ✔️ Lab-based coursework and platform-guided assignments ✔️ Pearson, uCertify, McGraw-Hill Connect, WileyPLUS, MindTap, Blackboard, Moodle tasks ✔️ Data-driven lab reports and technical coursework Software Analysis, Design & Implementation (Academic & Project-Based): ✔️ Software Requirements Specification (SRS) ✔️ Business Requirements Document (BRD) ✔️ Functional & Non-Functional Requirements Analysis ✔️ System Analysis & Design (Use Case, Class, Sequence, Activity Diagrams) ✔️ Database Design (ERD, EERD, normalization up to 3NF/BCNF) ✔️ SQL Development & Database Implementation ✔️ Oracle, MySQL, PostgreSQL, MSSQL, MongoDB ✔️ Documentation aligned with IEEE & academic standards What sets me apart: ✔️ Original, plagiarism-free academic writing ✔️ Manual paraphrasing — no AI humanizing tools ✔️ Clear academic tone and logical argumentation ✔️ Unlimited revisions until expectations are met menos
Contratar OWINOKAMAU
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Digital & Analog Electronics VHDL-Verilog-System verilog Matlab/Simulink Analog and Digital Communications Rust Python C/ C++/C# Micro-controllers Data Structures OOP Qt/ PyQt OpenCV x86 assemblyDigital & Analog Electronics VHDL-Verilog-System verilog Matlab/Simulink Analog and Digital Communications Rust Python C/ C++/C# Micro-controllers Data Structures OOP Qt/ PyQt OpenCV x86 assembly menos
Contratar Lightcanon
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✅ Full-Time Freelancer ? 5+ Years of Experience ? 100% Satisfied Clients ⭐ 150+ Projects Completed (on Different Platforms) ? Collected Over 100k Emails I have over 5 years of experience as a Data Entry Specialist, Web Researcher, Web Scraper, MCAT professional, Lead Generator, and Shopify Store Developer. I’m fluent...✅ Full-Time Freelancer ? 5+ Years of Experience ? 100% Satisfied Clients ⭐ 150+ Projects Completed (on Different Platforms) ? Collected Over 100k Emails I have over 5 years of experience as a Data Entry Specialist, Web Researcher, Web Scraper, MCAT professional, Lead Generator, and Shopify Store Developer. I’m fluent in Themes Navigation, PDF conversions, and product uploads across platforms like Shopify, WordPress, WooCommerce, Magento, and GoDaddy. My goal is to exceed 100% of my employers’ expectations! ? My Core Skills ⚡ Research & Grant Research ⚡ MCAT ⚡ Notion Workspace Building ⚡ Virtual Assistance & Admin Support ⚡ Data Entry (high accuracy; MS Excel & Google Sheets; fast typing; attention to detail) ⚡ Online/Offline Data Entry & Data Mining/Cleaning ⚡ Data Scraping & Data Extraction ⚡ Lead Generation & Email Finding (valid & verified lists) ⚡ Contact & Email List Building ⚡ CRM Data Entry & Cleanup (Salesforce, HubSpot, Pipedrive) ⚡ Database Building & Real Estate Research ⚡ Skip Tracing & Email Handling ⚡ CMS Expertise ◉ WordPress, SEO, Framer ◉ Module & Plugin Development / Customizations ⚡ Shopify ◉ Product Uploading ◉ Complete Store Building ◉ Store Customization ⚡ Custom Website Development ◉ HTML5, CSS3, JavaScript, XML, Tailwind CSS ◉ Node.js, React.js, Express.js ◉ MySQL, MongoDB (MERN Stack) I can start immediately and am ready to discuss your project. I pride myself on delivering high-quality work on time and surpassing expectations. Looking forward to adding you to my happy client family! Regards, Faisal Zaman menos
Contratar faisal702
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PROFESSIONAL SUMMARY Full Stack Developer with 5+ years of experience delivering scalable, high-quality web, mobile, and embedded solutions. Strong communicator with a results-driven mindset and a passion for clean, maintainable code. CORE SKILLS Web Development • HTML, CSS, JavaScript • Django, jQuery, React.js,...PROFESSIONAL SUMMARY Full Stack Developer with 5+ years of experience delivering scalable, high-quality web, mobile, and embedded solutions. Strong communicator with a results-driven mindset and a passion for clean, maintainable code. CORE SKILLS Web Development • HTML, CSS, JavaScript • Django, jQuery, React.js, Node.js Mobile App Development (Android & iOS) • Kotlin, Swift, Flutter, React Native Embedded Systems & Microcontrollers • Arduino, ESP boards • C, C++, MicroPython Databases & Data Management • MySQL, PostgreSQL, SQL AI, Machine Learning & Web Scraping • Data extraction & automation • Intelligent, data-driven applications Additional Programming Languages • C, C++, Ruby WHY WORK WITH ME • Clear and professional communication • Efficient development and on-time delivery • Adaptable across multiple technologies • Focused on long-term client success menos
Contratar codersblue
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Web Client Development Windows Client Development (WinForms, WPF, MAUI) Windows Services Development Websites Design & Development Web API Development Web API Integration Azure Cloud Solutions Development ML/AI Solutions Development ChatBot Development PowerBI Custom Visuals Development Tableau Extensions...Web Client Development Windows Client Development (WinForms, WPF, MAUI) Windows Services Development Websites Design & Development Web API Development Web API Integration Azure Cloud Solutions Development ML/AI Solutions Development ChatBot Development PowerBI Custom Visuals Development Tableau Extensions Development 20 years of experience in industry. Technologies Used =============== Microsoft Visual Studio 2019 Microsoft Visual Studio 2022 Microsoft .Net Frameworks 4.7 Microsoft .Net Core 3.1 Microsoft .Net Core 5 Microsoft .Net Core 6 Microsoft SQL Server 2014 Microsoft SQL Server 2018 MySQL Microsoft Windows APIs C# .Net MVC Razor HTML 5 JQuery JQuery KineticJS JavaScript Node.JS AngularJS TypeScript React.JS JQuery ASP.Net WCF REST SOAP XML Open XML SDK XSLT WMI Team Foundation Server Microsoft Visual Sourcesafe Tortoise SVN Microsoft Visio Rational Rose Enterprise UML Microsoft SQL CLR T-SQL IIS Microsoft Azure Microsoft Dynamics 365 (CRM) Microsoft PowerBI Tableau Microsoft PowerApps MassTransit / RabbitMQ Web Services Web API Google Scripts ML / AI Natural Language Processing ShopifySharp Twitter API V2 QuickBook API Sage 50 API Stripe APIs & Elements Paddle menos
Contratar dakdgdl
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A dominant Harvard Grad who is simultaneously being integrated into the diverse business consciousness with an in-depth understanding of how to scale operations for best results, I am skilled at guiding people and businesses, and developing processes to ignite growth within an organization for funding, expanding, and...A dominant Harvard Grad who is simultaneously being integrated into the diverse business consciousness with an in-depth understanding of how to scale operations for best results, I am skilled at guiding people and businesses, and developing processes to ignite growth within an organization for funding, expanding, and maximizing profits. Whether you need your idea to be analyzed that how feasible it is, your firm to be formed or registered, multiply your revenues through a new marketing approach, expand in new markets through successful strategies, or revive from de-growth by competing with the industry giants, my professional attitude and services are available to assist you in achieving the goals. Better to be called a Business Consultant, I'm here to help you discover the answers on how to improve your Business Processes, Blueprint, Margins, Efficiency, and even Customer Satisfaction. Whether an Advisory Project or Implementation Project, I am capable of managing all the phases starting from the Preparation, Information Gathering, Data Analysis, till the deliverable of information for all the stakeholders involved. I revel in facilitating collaboration and contributing to the overall performance of each, such as Creatrox.com, as I assisted them from soup to nuts now it became a brand & generating great revenues annually. As a market analyst, I have assessed details like the economic, employment, educational, and even the ecological health of the area. I have examined local social, technology, and political issues, and determined whether those factors match your personal and financial goals and preferences. I don't settle for anything less than your very best, so connect with me! menos
Contratar arwamoizds
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freelanceralig freelanceralig
$20 USD / hora
Book Writer | Fiction & Non-Fiction | SEO ContentUnited StatesRedacción por encargo, Redacción de libros, Libros electrónicos, Redacción creativa, Redacción de contenidosFor over 25 years, I’ve been on a journey of transformation, guiding both organizations and individuals to reach their highest potential. It all began in the dynamic world of Sales & Business Development, where I learned to navigate the complexities of full-cycle sales strategies. From the art of the perfect pitch to...For over 25 years, I’ve been on a journey of transformation, guiding both organizations and individuals to reach their highest potential. It all began in the dynamic world of Sales & Business Development, where I learned to navigate the complexities of full-cycle sales strategies. From the art of the perfect pitch to the intricacies of risk management, I mastered the skills needed to drive success. My love for storytelling naturally led me into the realm of writing. I've authored fiction and non-fiction books that bring stories to life, and I've mastered the craft of SEO-optimized blogs, engaging articles, and persuasive sales copy. Every piece is a narrative designed to captivate, inform, and convert. This storytelling ability extends into the world of research writing as well. Over the years, I’ve penned research papers, proposals, questionnaires, case studies, journals, theses, and dissertations, helping clients transform complex ideas into impactful academic contributions. Whether it's a project report or a presentation, I ensure every detail resonates with its audience. Leading my own Business Consultancy for over a decade has been another chapter in my journey. With a diverse industry background, I’ve not only set up numerous businesses but also propelled them to new heights. By optimizing strategies, conducting thorough market research, and crafting clear, compelling business plans, I’ve helped clients navigate the challenging waters of entrepreneurship. Whether it’s a startup or an established company, my tailored solutions drive expansion, attract funding, and build strong personal brands. As the world went digital, so did I. Embracing digital marketing became essential, and I dove into it headfirst. From Wikipedia editing to ensure an authoritative digital footprint, to leveraging social media marketing, SEO, email campaigns, and Google Ads, I’ve expanded businesses' reach online. Helping clients thrive in the digital space has been a thrilling part of my journey. This is my story—a blend of sales expertise, a passion for storytelling, strategic consulting, and a knack for digital innovation. Now, I’m here to help you craft the next chapter of yours. menos
Contratar freelanceralig
