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30 INR / hourAs a seasoned Full Stack Developer with over 14 years of experience, I specialize in building intelligent, scalable, and mission-critical applications. My technical expertise spans n8n workflow automation, C++, Driver Development, Windows Utility Tool, Windows API, .NET (C#, WPF, MAUI for Android & iOS, XAML, Blazor, ASP.NET MVC), EF, Bootstrap, MudBlazor, SQL, and modern front-end frameworks like React. I have deep expertise in Python, Flask, Fast API, Sciki-learn, TensorFlow, Pytorch,Pypdf etc. I have also have specialization in US HEALTHCARE Echo System including Bill/Invoice processing (EDI 837P/I, 837,277, 999 etc) with clearning houses. Also have expertise to integrate Biometric Devices including Cogent, ZkTeco, Essl (F22) etc. Safron, Mantra etc) I integrate advanced AI capabilities—including DITA, S1000D document (against schema e.g. Descript, Proced, IPD, Fault etc) processing for defense, aerospace, and manufacturing sectors, AI Agents, Machine Learning, RAG (Retrieval-Augmented Generation), Semantic Search, MCP, LLMs, NLP, and Prompt Engineering—to deliver next-generation solutions. My work also encompasses Digital Signatures, Cryptography, GraphQL, QuickBook, Fishbowl, Quantower, CAD Automation, Unity 3D, advanced PDF processing (including DWG and DXF formats). Additionally, I bring expertise in Zabbix monitoring, Azure AI Search, OpenAI integrations, and payment gateways such as PayPal and Stripe. I have delivered automation also for Axle app of delivery for intracity loads. I am deeply committed to writing clean, maintainable code and ensuring seamless deployment through CI/CD pipelines. Whether you're building an AI-driven platform, automating complex workflows, or integrating robust payment systems, I’m here to bring your project vision to life with precision, efficiency, and technical excellence. Let’s collaborate.Hire mkh559a5a1fd66e9
40 USD / hourI’m a Senior Software Engineer with 10+ years of experience building secure, scalable, and high-performance web, mobile, and AI-powered applications that solve real business problems and drive measurable results. I specialize in end-to-end development — from planning and architecture to deployment, optimization, and long-term support. Whether you need a modern website, SaaS platform, mobile app, AI-powered solution, eCommerce store, custom CMS, API integration, automation workflow, or enterprise application, I deliver reliable, scalable, and future-ready solutions tailored to your goals. My expertise includes: • Frontend: React.js, Next.js, Vue.js, Nuxt.js, Angular, TypeScript, JavaScript, Tailwind CSS, shadcn/ui, responsive UI/UX, performance optimization. • Backend: Node.js (Express, NestJS), Python (Django, Flask, FastAPI), PHP (Laravel), C# (.NET), REST APIs, GraphQL, microservices, authentication, real-time systems. • Mobile: React Native, Flutter, Native Android (Java/Kotlin). • WordPress & CMS: WordPress, WooCommerce, Elementor, Gutenberg, ACF, custom themes/plugins, Sanity, Strapi, Contentful, Payload CMS, Directus, Storyblok, Builder.io, and headless CMS architectures. • Shopify & eCommerce: Shopify, Shopify Plus, Liquid, Hydrogen/Oxygen, custom apps, WooCommerce, Stripe, PayPal, subscriptions, and conversion-focused stores. • AI & Automation: OpenAI GPT, Claude, LangChain, Llama, RAG, AI chatbots, intelligent workflows, automation, and custom AI solutions. • Cloud & DevOps: PostgreSQL, MySQL, MongoDB, Firebase, Supabase, Docker, CI/CD, AWS, Azure, GCP, Vercel, and scalable cloud infrastructure. I focus on building clean, maintainable, and business-focused solutions with strong communication, reliable delivery, and attention to detail. From startups and MVPs to enterprise systems and long-term product development, I help turn ideas into scalable, high-quality products. If you’re looking for an experienced expert who can handle everything from modern web platforms and mobile apps to AI integrations, WordPress, Shopify, CMS development, and complex custom solutions — let’s build something exceptional.Hire vladang
40 USD / hourautocad, autocad map 3d, topography, gis, geodetic network. I have extensive experience in surveying data processing, mapping, gis data processing, laser scanning data processing. I also work on the data collection of buildings for reconstruction, the processing of facades, etcHire vladanguru
32 EUR / hourMostly interested and motivated in parallel computing ( OpenCL/CUDA/Multithreading etc.) on concepts around Cryptography, DSP, DIP or other algorithmic fields that can be enhanced with such techniques. I also had experience from academic years in the usage of libraries targeted for fast GPU development like Cublas/CuFFT/Thrust. In this platform I have gained experience in Web API development, mainly with Python tools and generally in other kind of web apps and automations. A big and important part of the work here is with trading automation, over the last 7 years I have worked with any kind of trading instruments in the US market Options, Futures, FX and even crypto stuff. I have mostly developed for Interactive Brokers and other platforms Other objective is to expand my experience in other software development areas. Open to the opportunity of contributing to interesting open-source projects.Hire ThanassisKalv
25 USD / hourHighly skilled in Elixir and JavaScript, I bring extensive experience with modern frameworks and libraries such as Elixir/Phoenix, React.js/Redux, Angular/ngrx, Vue.js, TypeScript, Node.js/Express.js, Nest.js and more. A key strength of mine is developing serverless web applications using AWS and integrating various third-party APIs, including Facebook, Twitter, Google, Firebase, Twilio, Payment Gateway, Hubspot, Quickbooks, OAuth, Auth0, and WebRTC. While I enjoy making money, I prioritize doing so ethically. I believe that your success is my success, and I'm committed to giving my best to ensure the success of your business. Languages: - Elixir, JavaScript, TypeScript, PHP, Python Frameworks and Libraries - jQuery - React.js, Redux, Redux-Saga, React Hooks, React Material - Vue.js, Vuetify, Quasar - Node.js, Nest.js, Next.js, Express.js, Socket.io - Phoenix, LiveViews - Angular 4, 6-9, Angular Material - GraphQL - Serverless Databases - MySQL, PostgreSql, MongoDB, Firebase, Elastic Search - Redis Cloud Computing - AWS IAM, Cognito, API Gateway, Lambda, S3, EC2, RDS, DynamoDB, AppSync, Amplify, etc - Google Cloud Platforms Payment Gateways - Stripe, PayPal, Braintree, Authorize.net CI/CD - Circle CI, Travis CI, Bitrise I love learning new technology skills and best practices.Hire DevWasi
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10 USD / hourCryptographer,Cryptanalysis,Elliptic Curve Cryptography,Fpga,Verilog,Research ExpertPakistan10 USD / hourI am an Electronics Engineer and having MS in information Security.Research and cryptography is my passion and I work with full dedication.Hire waseemaslam85
9 INR / hourWelcome to our AI and Bot–focused technology team, where intelligent automation is at the core of everything we build. We specialize in developing AI-powered solutions, smart bots, and automation systems that help businesses improve efficiency, decision-making, and customer engagement. Our primary expertise lies in AI development, chatbot systems, and intelligent automation, enabling businesses to streamline operations and deliver smarter digital experiences. We build bots for customer support, internal workflows, analytics, and system integrations, ensuring scalable and reliable performance. In addition to AI and bot solutions, we develop high-quality Flutter mobile applications (Android & iOS) and Node.js backend systems for modern, fast, and secure applications. We are also experienced .NET Core ERP solution developers, building custom ERP systems with modules such as HR, Finance, Inventory, CRM, and Reporting. Our ERP solutions are scalable, secure, and designed to support complex business processes. By combining AI intelligence, bot automation, Flutter apps, Node.js backends, and .NET Core–based ERP systems, we deliver future-ready, secure, and high-performance digital solutions that empower businesses to grow and operate efficiently.Hire Rajoriadares
30 USD / hourHello, I’m Muhammad, an Electronics and Embedded Systems Expert who, along with a team of 6 other professionals, is well-versed in all the top machine and electronic techniques, systems, and products. Over the past 5 years, I’ve developed skills that lend themselves to many different areas of Electronics and Systems, cryptography, network security and Mathematics/Statistics, including (but not limited to): 1. Electrical and Electronics 2. Embedded system 3. Power Electronics 4. Opto-Electronics 5. Electrical Machine 6. Industrial 7. Microcontroller and Microprocessor 8. DLD and VLSI 9. Robotics 10. Microwave, EMT, and Antenna 11. Arduino 12. Raspberry Pi 13. ESP series (ESP32 and ESP8266) 14. Microcontrollers (8051, PIC, AVR, ARM, and Atmega) I’m also fluent in a number of programming languages, such as: 1. C# 2. C/C++ 3. Python 4. JAVA 5. Assembly Language Overall, my team and I look to offer services that we can complete successfully, on time, or better, and within your budgetary expectations. We never agree to anything we can’t handle, and we’ll always abide by agreed-upon deadlines and project specs. It’s your project, we’re just carrying it out. We have experience in Machine Learning, Cryptography, PCB Design Software, and Circuit Schematic Design (among many others), so if you have any project in the realm of the things listed above, don’t hesitate to let us know! My team and I are happy to discuss any project you may be sitting on and will ensure successful completion above your expectations. Thanks for stopping by, and I hope to hear from you soon!Hire Engrusman877
16 INR / hourGlobal Freelancer | 💸 Deals with all major currencies | ⏳ 15+ years experience 🎯 Specializing in Linux Systems, Networking & Cryptography ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🛠️ Technical Summary ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🗣️ Languages ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ C Rust Go Lua Python Shell Scripting C++ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🌐 Networking & Protocols ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ TCP/IP (IPv4/v6) L2/L3 Switching & Routing OpenWrt DNS (DoH, DoT, DoQ) DHCP SNMP VLAN VXLAN Multicast IGMP BGP SD-WAN DPDK ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔒 Security & Cryptography ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Post-Quantum Cryptography (PQC) Noise Protocol WireGuard OpenVPN IPsec SSL/TLS OpenSSL PKI TPM ARM TrustZone HSM OAuth2 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🐧 Kernel & Low-Level ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Linux Kernel Development eBPF XDP Device Drivers Socket Programming Netlink XFRM U-Boot Bootloaders ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ☁️ Cloud & Virtualization ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Docker Kubernetes WebAssembly (Wasm) WasmEdge Microservices REST API gRPC ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎛️ Hardware & Embedded ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Cisco ISR/Catalyst ASA/FTD Firewalls ARM Cortex Embedded Linux Firmware Development IoT OLT/ONU ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📐 Architectures ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ARM AArch64 MIPS RISC-V ESP32 STM32 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🚀 Professional Experience Highlights ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Advanced Networking: Expert in building high-performance data planes using XDP and DPDK for load balancing and firewalling DNS & Privacy: Extensive experience implementing encrypted DNS protocols (DNS-over-Https/TLS/Quic) and DNSSEC VPN Architect: Deep expertise in developing and optimizing VPN solutions, specifically with WireGuard and OpenVPN integration into OpenWrt routers System Automation: Developed automated testing frameworks for Android TV (JioTV) and multicast stream analysis Cryptography Specialist: Implementing modern cryptographic standards using Rust libraries (libcrux, OpenMLS) and hardware-based security (TPM) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📁 Key Projects ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ XDP-Based Network Datapath: High-speed packet processing and firewall load balancing Secure Boot & Trusted Execution: Implementing ARM TrustZone and TPM for embedded devices SD-WAN Solutions: Integrating WireGuard and routing protocols for secure, distributed enterprise networks IoT Security: Architecting secure communication for IoT gateways using Noise and PQCHire iAmiteshKr
20 USD / hourI am a senior Full Stack, Blockchain, and Crypto Developer with over 8 years of experience building secure and scalable systems. I have delivered a complete eCommerce system for an electronics company and worked on an online chat application, where I implemented end-to-end encryption for both messaging and video communication to ensure user privacy and security. I also have a good experience on developing the full system of engaging games like ludo. My expertise expands to the several full stacks like MERN, Next.js, ASP.NET CORE, Angular-ASP.NETCore, MEAN and Web3.js. As a backend, I use FastAPI, Flask, ASP.Net, Express, Spring Boot, Django and PHP. My expertise in cryptography naturally extends into the blockchain and cryptocurrency space, where I apply secure algorithm design and best practices. I also work with a small institute focused on Web3 and NFT technologies, where I am responsible for blockchain network security and the development of secure, efficient algorithms for their chains.Hire cezarybanach
8 INR / hourI have 9+ years of combined experience and mastery in AI Mobile App & Web development. Expertise in AI Mobile Application Development" , " AI Web Development", "Game development", "SEO|SMM". We have developed 300+ projects, including Mobile Applications, Websites and Software Development; SEO/SMM.. Technical Skills: - * Mobile Development (Native Android & iOS, Flutter Hybrid Cross Platform) * PHP (Core PHP, CodeIgniter & Laravel ) * JavaScript framework(React Js, Node.js, Express.js, Angular.js, AJAX, JQuery * Java framework : Core and advance Spring bot and Hibernate, servlet and JSP/J2EE. * Designing (Website, Graphic, Logo Design, Mobile UX/UI Design) * Social Networking Integration - Facebook, LinkedIn, Twitter, Instagram, * 3rd party calling audio, video , live streaming, real time chat * Blockchain, bitcoin, ERC20, Ethereum, Crypto wallets, Meta Trader, Crypto currency, Cryptography, Smart Contracts, Solana, dApps, web3.js, Nodejs, Defi, Solidity * Python, Data Science, data analytics, AI, ML, SQL, Tableau * Sales force, CPQ, C#, Unity Games, Unreal Engine, Odoo , Flutter Flow, Bubble , Zoho, Shopify * AI & ML, AR & VR, Chat bots I would be glad to assist you for any help you may need and will provide end to end IT solution! Please drop me a message, we can have discussion 24*7. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)Hire pinkeegupta
