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Contratar martini002
Where technical precision meets real-world impact Hi, I’m Martin, a Senior Software Engineer with over 13 years of experience building robust backend systems and smart automation solutions. My core expertise lies in Python development, with a strong focus on Django, process automation, and hardware-software...Where technical precision meets real-world impact Hi, I’m Martin, a Senior Software Engineer with over 13 years of experience building robust backend systems and smart automation solutions. My core expertise lies in Python development, with a strong focus on Django, process automation, and hardware-software integration using tools like Raspberry Pi and Arduino. ✴️ Core Technical Skills - Python Development – Efficient and scalable backend systems - Django & Django REST Framework – Clean, secure, and well-documented APIs - Process Automation – From workflow optimization to RPA and web scraping - Hardware Integration – Raspberry Pi, Arduino, sensors, and custom electronics - Linux Server Administration – Secure deployments, performance tuning, and uptime reliability - Database Management – MySQL, PostgreSQL, SQLite - Basic Frontend Development – Clean and functional interfaces using HTML, CSS, and JavaScript ✴️ What I Build - Custom RESTful APIs for mobile or web apps - End-to-end IoT solutions and embedded systems - Automation tools that reduce manual work - Monitoring dashboards with real-time hardware data - Backend platforms with hardware communication layers ✴️ Why Work With Me? - Specialized Expertise – I solve technical problems with depth, not with shortcuts - End-to-End Ownership – From architecture to deployment and post-launch support - Clear Communication – Technical concepts translated into actionable plans - Long-Term Support – I don’t disappear after delivery; I ensure everything works and improves Let’s Work Together If you’re looking for a backend engineer who understands both software and hardware, and who can deliver efficient, future-ready solutions, I’d love to hear about your project. ✴️ Reach out to discuss how we can bring your ideas to life. menos -
Contratar ronaldd78
Hello Hardware, Firmware, and MEP Engineer with experience in embedded systems, PCB design, firmware development, and building engineering solutions. Skilled in microcontroller programming, circuit design, hardware debugging, and industrial automation systems. Experienced with STM32, ESP32, PIC, PLC, and embedded...Hello Hardware, Firmware, and MEP Engineer with experience in embedded systems, PCB design, firmware development, and building engineering solutions. Skilled in microcontroller programming, circuit design, hardware debugging, and industrial automation systems. Experienced with STM32, ESP32, PIC, PLC, and embedded C/C++ development, along with PCB design using Altium Designer and KiCad. Strong background in electrical systems, power distribution, HVAC coordination, plumbing layouts, and MEP drafting for residential and commercial projects. Key Skills: • Hardware & PCB Design • Embedded Firmware Development • STM32, ESP32, PIC & ARM Systems • C/C++ Programming • Circuit Debugging & Testing • Industrial Automation & PLC • Electrical Power Systems • HVAC & Plumbing Coordination • AutoCAD & Revit • MEP Design & Drafting Thank you. menos -
Contratar lucasd139
I’m a full-stack and mobile app engineer with 11+ years of experience building AI-driven, scalable, and user-friendly web and mobile applications. I help startups and businesses turn ideas into production-ready products quickly and efficiently. I specialize in: - Frontend: React, Next.js, Angular, Vue, Svelte,...I’m a full-stack and mobile app engineer with 11+ years of experience building AI-driven, scalable, and user-friendly web and mobile applications. I help startups and businesses turn ideas into production-ready products quickly and efficiently. I specialize in: - Frontend: React, Next.js, Angular, Vue, Svelte, Tailwind, MUI - Backend: FastAPI, Django, Node.js, NestJS, Spring Boot - Mobile: React Native, Flutter, PWA, Swift - AI & Automation: Gen AI, N8N, Make, Zapier, Twilio, ElevenLabs - Payments: Stripe, Paypal, Authorize.net, Crypto payments (CEX/DEX) - Databases: PostgreSQL, MongoDB, MySQL, MariaDB - DevOps & Cloud: Docker, AWS, CI/CD, Linux deployments I’ve helped clients: - Build AI chatbots that reduce support costs by 40% - Develop cross-platform mobile apps for SaaS products - Automate workflows across CRM, ATS, and payment systems I’m committed to delivering clean, maintainable code, on-time, and helping your project succeed from concept to launch. Let’s build something amazing together. menos -
Contratar ramygoda1590
Hi there, I am networking expert specialist and consultant for more than 8 years, who spend my free time to learn about new technologies in networking, security field to be always up to date. please just ping me on chat to have a short discussion on your project and i will always look for solving your tasks...Hi there, I am networking expert specialist and consultant for more than 8 years, who spend my free time to learn about new technologies in networking, security field to be always up to date. please just ping me on chat to have a short discussion on your project and i will always look for solving your tasks quickly. below is a brief on my experience: Technology Specialist: --------------------- - Can design, implment large scale networking and make exaplanation reports. - Practice on Cisco Packet Tracer, GNS-3, EVE-NG. - Excellent pracitce on VMware WorkStation, Virtual-Box - VPN (IPSEC,IKE v1 or v2 ,L2TP ,OPENVPN, DUO Authentication). - Routing Protocols (BGP, OSPF, EIGRP .. ). - Wrie Technical Reports with excellent and format. Skills and Hands on Experience: ------------------------------- - Cisco devices (routers, switches), routing protocols, IPSEC, Cisco ASA Firewall. - Fortinet Devices: FortiGate, Forti Manager, Forti Analyzer. - wireless (WLC, Access Points): CISCO, Aruba, ubiquiti. - Juniper (M7, M10, MX 480, MX 960) and SRX (300, 500). - Operating Systems: Linux servers (Ubuntu, RedHAT, Debian), windows (Windows server 2012, 2016 ..etc). Regards, Ramy menos -
Contratar courtneyw51
What I Build 📌 Web apps and SaaS products: single-page apps, dashboards, admin panels, internal tools. Most often in React/Next.js on the front end with Node or Python on the back, though I've shipped plenty of .NET backends and full ASP.NET Core apps too. 📌 Shopify stores and headless commerce: custom themes,...What I Build 📌 Web apps and SaaS products: single-page apps, dashboards, admin panels, internal tools. Most often in React/Next.js on the front end with Node or Python on the back, though I've shipped plenty of .NET backends and full ASP.NET Core apps too. 📌 Shopify stores and headless commerce: custom themes, Storefront/Admin API work, headless setups with Hydrogen or Next.js, and third-party app integrations. 📌 AI-powered features: chatbots, document Q&A, internal automation, and custom workflows on top of OpenAI, Claude, and LangChain. I'm comfortable with the messy parts: streaming responses, token costs, function calling, and evals. 📌 Payment systems: Stripe integrations end-to-end, including subscriptions, marketplaces (Connect), webhooks, and fraud handling with Radar. 💎 Tech Stack 💎 Frontend — JavaScript, TypeScript, React, Next.js, SvelteKit, Tailwind CSS, Vue/Nuxt 💎 Backend — Node.js, NestJS, Express, Python with FastAPI, Django, ASP.NET Core, .NET 8, Entity Framework Core, Web API, SignalR, Blazor, Azure Functions 💎 Databases & APIs — PostgreSQL, MongoDB, SQL Server, REST, GraphQL, WebSockets, Socket.IO 💎 Headless CMS & Shopify— Contentful, Strapi, Sanity, Prismic, plus i18n, CDN, and caching setup, Shopify Template, Shopify Store, Shopify Theme, Shopify Architecture 💎 Ecommerce — Shopify Plus, custom themes, Storefront & Admin APIs, Hydrogen, headless Next.js storefronts 💎 AI — OpenAI, Anthropic Claude, LangChain, NLP integrations, AI-assisted dev workflows (Cursor, Copilot) 💎 Payments — Stripe (Payment Intents, Checkout, Customer, Connect, Webhooks, Radar) Cloud & DevOps — AWS, Azure, Vercel, Docker, CI/CD with GitHub Actions 📢 Hi, I'm a senior full stack developer with 8+ years of experience building web apps, ecommerce platforms, and AI-powered tools for startups and established businesses. I work across the entire stack from architecting the backend to shipping polished, fast-loading interfaces, and I've delivered projects ranging from MVPs that needed to ship yesterday to long-running SaaS products scaled to thousands of users. What I care about: clean, performant code that's easy for the next person to pick up. No clever tricks that break in production, no half-finished features, no disappearing mid-project. menos -
Contratar hamzazayyad
Hello, welcome to my profile! I am an electrical/electronics engineer with over 15 years of experience in the field. I specialize in embedded systems, motor control, automation, and custom electronic design. Work Experience & Skills: ● Embedded Systems: C and C++ programming; STM32, PIC, PIC32, ESP32...Hello, welcome to my profile! I am an electrical/electronics engineer with over 15 years of experience in the field. I specialize in embedded systems, motor control, automation, and custom electronic design. Work Experience & Skills: ● Embedded Systems: C and C++ programming; STM32, PIC, PIC32, ESP32 microcontrollers ● Communication Protocols: RS232, RS485, USB, I2C, Modbus over RS485, SPI ● Wireless & IoT: RF remote control, GSM, GPS ● System Design & Development: Microcontroller design, Linux, Raspberry Pi ● PCB Design: Altium, Proteus ● Analog & Digital Circuit Design ● Motor Control: BLDC, stepper motors, servo drives; sensored and sensorless ● Automation & PLC: Siemens, Mitsubishi, Delta; HMI systems ● Industrial Control Systems: 0-10V, 4-20mA systems; hazardous area electronics (C1D2 per NEC, ATEX Zone 2) ● Marine & Automotive Electronics Custom Electronics Design: ● HVAC Control systems. ● Voice toys, voice/music boxes (CAD design, mass production optimization) ● Smart home solutions (Alexa, Google Home) ● Laser CNC system design (G-code, stepper motor control) ● Incubator controllers, high-power wireless transformers ● Spot welding machine design ● Hydraulic and pneumatic control systems ● WS2812 RGB LED control and dynamic lighting systems ● …and much more I am passionate about creating reliable, efficient, and innovative electronic systems, from embedded software to complex hardware integration. Let’s build something exceptional together! menos -
Contratar valentinp10
valentinp10 valentinp10
$20 USD / hora
No-Code & Automatio | CRM, Workflow, Zapier & SaaSUnited StatesI am a Mobile App Developer with 5+ years of professional experience in designing, developing, and delivering high-performance, scalable, and user-friendly mobile applications for both iOS and Android platforms. I specialize in native development with Swift and Android Studio, as well as cross-platform frameworks like...I am a Mobile App Developer with 5+ years of professional experience in designing, developing, and delivering high-performance, scalable, and user-friendly mobile applications for both iOS and Android platforms. I specialize in native development with Swift and Android Studio, as well as cross-platform frameworks like Flutter and React Native, enabling me to provide flexible and efficient solutions for diverse client needs. Over the years, I have worked on projects ranging from dynamic apps, eCommerce platforms, and enterprise applications to complex, API-driven mobile solutions. I am highly skilled in backend integration, RESTful API development, and database management (MySQL, PostgreSQL, MongoDB), ensuring seamless data flow, secure storage, and reliable functionality. I am also experienced with payment gateway integration, push notifications, and third-party service integration, delivering fully functional, production-ready apps. In addition to development, I focus on UI/UX design, responsive layouts, app performance optimization, debugging, and troubleshooting, providing users with smooth and engaging experiences. I am proficient in CI/CD pipelines, mobile app testing, and deployment to App Store and Google Play, ensuring timely delivery and high-quality results. Whether it’s building an app from scratch, upgrading existing solutions, or implementing complex backend systems, I deliver end-to-end mobile solutions that meet business goals and delight users, backed by proven experience and a track record of successful projects. menos -
Contratar mido9696
Hi there, I'm Mohamed, a senior C Sharp and vb.net programmer with a passion for creating codes, the more complex it gets the more interested I become, I come here to be able to do what I love while staying at places I loveHi there, I'm Mohamed, a senior C Sharp and vb.net programmer with a passion for creating codes, the more complex it gets the more interested I become, I come here to be able to do what I love while staying at places I love menos -
Contratar DMarian13
I help startups and business owners build modern SaaS platforms, marketplaces, dashboards, and custom web applications from idea to production. I am a Senior Full Stack SaaS Engineer with 9 years of experience across frontend, backend, databases, payments, cloud deployment, and software architecture. My main...I help startups and business owners build modern SaaS platforms, marketplaces, dashboards, and custom web applications from idea to production. I am a Senior Full Stack SaaS Engineer with 9 years of experience across frontend, backend, databases, payments, cloud deployment, and software architecture. My main technologies are React, Next.js, TypeScript, Node.js, NestJS, PostgreSQL, MySQL, MongoDB, Stripe, Tailwind CSS, Docker, and AWS. I can help with: • Full-stack SaaS development • Marketplace and booking platforms • Restaurant SaaS / ordering systems • Admin dashboards and customer portals • Stripe payment and subscription integration • Backend API development • Database architecture and optimization • Bug fixing and performance improvement • Cloud deployment and CI/CD setup • Long-term product maintenance I write clean, maintainable code and focus on real business results: fast loading speed, secure architecture, smooth user experience, and reliable delivery. Whether you need a new SaaS product, a custom business platform, or improvements to an existing system, I can help you build it professionally. menos -
Contratar mannanmaan1425
✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems &...✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems & enterprise-grade applications, dashboard development Automation & Workflows – N8N, Zapier, Make.com, Zoho integrations SEO & Performance Optimization – Technical SEO, speed, and conversion optimization ✅ What I Offer 🤖 AI & Machine Learning AI-powered applications & intelligent systems Chatbots, NLP & Generative AI AI Agents & workflow automation Predictive analytics & data-driven solutions 🏗 Development & Architecture Full-Stack Development (UI/UX + Backend Engineering) REST & GraphQL API Development Scalable backend systems (Django, FastAPI, Node.js, ASP.NET) Software Architecture & System Design 🛒 E-Commerce & CMS Shopify & Custom E-Commerce Solutions WordPress Development (Elementor, Custom Themes) Payment gateway & third-party integrations ⚙️ Automation & Engineering Web scraping & data extraction Workflow automation systems AI-driven process automation Microcontroller & hardware integrations ✅ Additional Capabilities (Positioned as supporting skills, not core focus) Technical Writing & Documentation Project Management (Agile, Asana, workflows) UI/UX & Graphic Design fundamentals Word processing & structured documentation Data handling & operational support systems ✅ Tech Stack Python, JavaScript, C#, Dart, Java, Swift Django, Flask, FastAPI, Node.js, NestJS, ASP.NET Core React, Next.js, Vue, Angular | Flutter PostgreSQL, MongoDB | Docker, Kubernetes, AWS, GCP PyTorch, Scikit-learn, OpenAI N8N, Zapier, Make.com, Zoho ✅ Why Work With Me 8+ Years of Proven Experience Clean, Scalable & Maintainable Architecture Strong Communication & Remote Collaboration Business-Focused & Results-Driven Approach On-Time Delivery with High-Quality Standards menos
