✅ ​🇹​​🇴​​🇵​ 3️⃣% of performers on Upwork 🥇 ✅ 𝟏𝟎𝟎% 𝐂𝐮𝐬𝐭𝐨𝐦𝐞𝐫 𝐒𝐚𝐭𝐢𝐬𝐟𝐚𝐜𝐭𝐢𝐨𝐧 ✅ $20️⃣0️⃣​k + Earning ✅ Worked 7000+ plus hours ✅150+ Success Projects ✅Full Stack Developer having 10+ years of experience in .net and angular. I am a seasoned senior .NET/C#/Angular developer with extensive experience in building both desktop and web applications. With over 10 years in the industry, I have a deep understanding of the .NET framework and a strong command of C# programming. My expertise involves the entire software development lifecycle, from architecture, and design to implementation and maintenance. 👉𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀👨‍💻 ✅ ASP.NET MVC ✅ ASP.NET Core ✅ Web API (REST, SOAP, JSON, XML) ✅ Azure Functions ✅ Microservices Architecture ✅ Microsoft Azure Cloud Services ✅ LINQ ✅ Entity framework ✅ OOP ✅ Three Layer Architecture ✅ Repository Design Pattern 👉Azure Expertise👨‍💻 ✅ Azure Data Factory – Pipelines, Dataflows, Linked Services, Parameterization, Triggers ✅ Azure Virtual Machines – Windows/Linux setup, configuration, and scaling ✅ Azure App Services – Hosting web apps, APIs, deployment slots, autoscaling ✅ Azure Blob Storage & Data Lake – Secure file storage, lifecycle policies, structured/unstructured data ✅ Azure SQL & Databases – SQL Server, PostgreSQL, Cosmos DB, managed backups, geo-replication ✅ Azure Networking – VNets, Subnets, NSGs, VPN Gateway, Bastion, Private Endpoints ✅ Custom Domain Setup & SSL Certificate Installation ✅ Azure RBAC – Role-Based Access Control and Identity Management ✅ Azure Active Directory – Authentication, app registration, conditional access ✅ Azure Key Vault – Secrets, certificates, and key management ✅ Azure DevOps & GitHub Actions – CI/CD pipelines, release management ✅ Infrastructure as Code – ARM Templates, Bicep, Terraform ✅ Azure Monitor – Alerts, Log Analytics, Application Insights ✅ Azure Functions & Logic Apps – Serverless automation and workflows ✅ Azure Front Door & Traffic Manager – Global load balancing and routing ✅ Azure Policy & Governance – Cost control, compliance, tagging strategies 👉 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀👨‍💻 ✅ AngularJS, JavaScript, JQuery, Ajax ✅ HTML5, CSS3, Bootstrap5 ✅ Blazor, Razor in frontend ✅ KendoUI 👉 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲👨‍💻 ✅ MSSQL Server, Azure SQL ✅ SQL queries, Stored procedures ✅ SQL Functions Best regards, Amit

As an experienced Full Stack Developer with over 15 years in the IT industry, I specialize in both front-end and back-end development, with a strong emphasis on cloud-based solutions using Azure. My diverse skill set across various technologies enables me to handle complex and multifaceted projects effectively. 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗦𝗸𝗶𝗹𝗹𝘀: 𝗖𝗹𝗼𝘂𝗱 𝗖𝗼𝗺𝗽𝘂𝘁𝗶𝗻𝗴: Extensive skills in Microsoft Azure, adept at deploying, managing, and optimizing cloud-based solutions, including Azure DevOps, Azure SQL Database, Azure KeyVault, Azure AppService, Azure Static WebApps, Azure Functions, Azure Container Apps, and Azure Active Directory. 𝗙𝗿𝗼𝗻𝘁-𝗘𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Proficient in creating dynamic user interfaces using Angular CLI, Typescript, React and Blazor. 𝗕𝗮𝗰𝗸-𝗘𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁: Experienced in robust back-end system development with C# .Net framework, .Net Core, and ASP.NET web applications. 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: Skilled in database management and optimization with MS SQLServer, Postgresql, MYSQL, SQLite, and Azure SQL. 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗧𝗼𝗼𝗹𝘀 & 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀: Expert in using Git, implementing Kanban, and applying best practices in OOPs, SOLID Principles, Design Patterns, Clean Code, and TDD within a lean development life cycle. 𝗢𝗽𝗲𝗿𝗮𝘁𝗶𝗻𝗴 𝗦𝘆𝘀𝘁𝗲𝗺𝘀: Well-versed in developing applications for Windows Server and Client environments and Docker. In my role as a Full Stack Developer, I am passionate about leveraging the power of Azure to create scalable, efficient, and cutting-edge solutions. I excel at understanding project requirements and delivering solutions that effectively integrate front-end and back-end systems with cloud functionalities. 𝐈𝐧 𝐞𝐚𝐜𝐡 𝐩𝐫𝐨𝐣𝐞𝐜𝐭, 𝐦𝐲 𝐜𝐨𝐦𝐦𝐢𝐭𝐦𝐞𝐧𝐭 𝐢𝐬 𝐭𝐨: ⨀ Deliver high-quality, scalable, and maintainable code. ⨀ Employ Azure cloud services to enhance application performance and scalability. ⨀ Engage in clear, effective communication with clients to ensure project goals are met. ⨀ Keep abreast of the latest technological advancements for innovative and future-proof solutions. ⨀ Work collaboratively or independently, adapting to the unique needs and challenges of each project. I am eager to bring my technical expertise, especially in Azure cloud services, to your project, ensuring that your objectives are met with the highest level of professionalism and quality.

🎯 With 8+ years of experience in developing IoT and embedded systems using ESP32, ESP8266, Raspberry Pi (2/3/4/5/Pico/Pico W), Arduino, STM32, etc. | HTTP, MQTT, CoAP | AWS IoT Core, Thingsboard, Node-Red, Home Assistant, Tasmota, Blynk, etc., along with custom dashboard integration with firmware. Python, uPython, C/C++, & javascript, I help clients build smart, connected, and scalable solutions. Project and Product development tailored to their real-world needs. 🚀 Bringing Smart Ideas to Life – Reliable, Scalable, and Cost-Effective IoT Solutions Are you seeking a skilled engineer to bring your IoT idea to life as a functional, connected product? I’m a results-driven IoT & Embedded Systems Engineer with a strong foundation in microcontroller & micro-processor programming, Bearmetal driver development, sensor integration, wireless communication, and cloud connectivity. I specialize in building high-performance IoT systems with smooth communication protocols and long-term reliability. ✅ What I Can Do For You: 🔌 Custom IoT/ Firmware development using Arduino, ESP32, Raspberry Pi, and STM32 🛠️ Custom Product Development: I have the whole solution from scratch to product deployment. 📡 Wireless protocols: MQTT, HTTP/HTTPS, WebSocket, BLE, Esp-Now, LoRa, Zigbee, etc. ⚙️ Device protocols: UART, SPI, I2C, I2S, Modbus, CANbus, Baremetal driver development, etc. 🌐 Dashboard Integration: ThingsBoard, Blynk, Firebase, Node-RED, Home Assistant, Tasmota, ESP Rainmaker, etc. 🔧 Embedded Sensor/Actuator interfacing for automation & control 🔁 OTA firmware updates, watchdog timers, and power-saving modes 🧰 Troubleshooting, optimization, and clean modular/OOP-based C/C++, Python firmware. 🛠️ Tools, Technologies & Expertise 📟 Microcontrollers & Boards ESP32, ESP8266 (NodeMCU, WROOM, WROVER) Arduino (Nano, Uno, Mega, Pro Mini, MKR1000) Raspberry Pi (2, 3, 4, 5, Pico, Pico W, Compute Modules) STM32 (Bluepill, STM32F103, STM32CubeMX/HAL) BeagleBone Black, Orange Pi, Banana Pi ATmega328P, ATTiny85, NRF52, RP2040, CH32V, PIC 💻 Programming Languages C, C++, Embedded C (bare-metal, HAL/LL) MicroPython, Python (asyncio, machine) JavaScript (Node.js for IoT, WebSocket) Shell scripting (Bash) for Linux automation JSON, YAML, INI (config formats for IoT) 📡 Communication Protocols # MQTT (public & secured brokers) # HTTP, HTTPS, WebSocket, CoAP # ESP-NOW, BLE, LoRa (RA-02, RYLR), Zigbee (CC2530, ZBBridge) # GSM/GPRS, SIM800L, NB-IoT (BG95, SIM7020), Wi-Fi # RS-232, RS-485, CANbus, Modbus RTU/TCP 🔌 Device/Peripheral Protocols # UART, SPI, I2C, I2S, OneWire, PWM, ADC, DAC # SD Card (FATFS), EEPROM/Flash handling # GPIO interrupt handling, timer/counter config # Bare-metal driver development and peripheral abstraction 🧰 Development Tools & IDEs # Arduino IDE, PlatformIO, STM32CubeIDE, ESP-IDF, VS Code, Thonny, Geany, etc. # Linux (Ubuntu/Raspberry Pi OS/Debian) CLI Tools # Git, GitHub/GitLab, Version Control for Embedded # Serial Monitors (PuTTY, TeraTerm, minicom), Logic Analyzers (Sigrok) ☁️ Cloud Platforms & Integrations # AWS IoT Core (MQTT, Shadow, Rules Engine) # ThingsBoard (CE/PE), Blynk (legacy and new), Firebase Realtime/Firestore # Node-RED (on-prem or cloud), Home Assistant (ESPHome, MQTT) # Tasmota customization (Rules, MQTT, Templates) # ESP RainMaker, Google Firebase, Azure IoT Hub 📊 Dashboards & Custom UIs # Web dashboards with HTML/CSS/JS # REST API consumption and creation. # Local dashboards using Node-RED, Grafana, InfluxDB, etc. 🔐 Security & Optimization #TLS/SSL for MQTT & HTTP # Data encryption (AES, base64, JWTs) # Memory and power optimization for low-power devices (deep sleep, watchdogs) # Fail-safe firmware design with bootloader, rollback 📦 Product Development & Hardware Integration # PCB interfacing and prototyping (breadboard to custom PCB) # Sensor calibration (temperature, humidity, motion, distance, gas, etc.) # Relay, triac, motor, servo, LED matrix, and display (OLED, LCD I2C, TFT) # Custom device firmware from scratch to OTA-ready product 🌟 Why Choose Me: 🧠 Expertise You Can Trust – Solid engineering principles and deep technical know-how 📈 Results-Driven Development – Focused on delivering working, scalable solutions ⏱️ Timely Delivery – Respect for your deadlines and project milestones 📣 Clear & Professional Communication – Regular updates, detailed reports, and zero guesswork 🔁 Post-Delivery Support – Guidance, maintenance, and iteration support available 💯 Client Satisfaction is My Top Priority 💼 Availability: 📅 Available for full-time, part-time, and long-term projects 🌍 Comfortable with clients worldwide and flexible with time zones 🤝 Long-term support, NDA-friendly, and confidential work welcomed 🚀 Let’s build something smart together – Message me today! SHAMIM HASAN Embedded Software Engineer

"He is a great developer who consistently finishes his work on time and is very skilled." -Client Review With 3,000+ hours of successful client work, I’ve built a reputation for being reliable, highly skilled, and always on time. I'm Ketan, a veteran software development leader and content strategist with over 8 years of experience in .NET. Helping clients improve their digital presence using scalable software solutions and effective content. My strategic methodology ensures every project delivers immediate benefits while setting the groundwork for long-term growth. My Strategic Approach Growth-Driven Development: Tech choices that serve business goals. Conversion-Focused Content: Clear, searchable, and engaging. Collaborative Leadership: Partnering with your team to deliver results. Technical Skills: - Databases: SQL Server (2008, 2012, 2014), MySQL, MongoDB, Elastic, Firebase - Programming Languages: C, C#, JavaScript, HTML5, CSS3, Bootstrap - Server-side Frameworks: ASP.NET, MVC, WCF, Web API, REST, SOAP - Client-side Frameworks: JavaScript, jQuery, AJAX, JSON, AngularJS, Vue.js - CRM: WordPress, Shopify, HubSpot (Email Automation, API Integration) - Operating Systems: Windows (7, 8, 10) - Version Control: GIT, SVN, Bitbucket, TFS - Tools: SQL Developer, Visual Studio, JIRA, Slack, MS Visio, ReSharper - Project Management: Agile, Waterfall, Kanban, Azure DevOps What Sets Me Apart: I am not merely a coder; I am a leader. Managing my own software development firm with a team of 30+, I know industry challenges firsthand and manage them efficiently. Let's Partner for Success – Schedule Your Consultation! .NET Developer | ASP.NET Developer | C# Developer | .NET Core Expert |.NET MVC Developer | .NET Framework Specialist | .NET Full-Stack Developer | .NET Software Engineer | .NET Core Architect | ASP.NET MVC Developer | ASP.NET Core | ASP.NET Web API | ASP.NET Razor Pages | ASP.NET Blazor | ASP.NET Identity Framework | ASP.NET WebForms | Angular Developer | Angular JS Expert | JavaScript Expert | HTML5 & CSS3 Specialist| React and .NET Integration | Front-End Development with Angular | Responsive Web Design with Angular | TypeScript Developer | MVC Developer | MVVM Architecture | SOLID Principles | Microservices Architecture | RESTful API Design | Software Architecture in .NET | Azure .NET Developer | Microsoft Azure Cloud Solutions| Azure DevOps with .NET | .NET Core Deployment on Azure | CI/CD Pipelines with .NET and Azure | Cloud Solutions Architect | SQL Server Specialist | Entity Framework Expert | LINQ to SQL | Database Design in .NET | NoSQL Databases with .NET | Entity Framework Core | SignalR Developer | DevExpress & Telerik Controls | Dapper ORM | WCF (Windows Communication Foundation) | Object-Oriented Programming (OOP) in .NET | Dependency Injection in .NET | Asynchronous Programming in C# | Multi-threading and Concurrency in .NET | Unit Testing with .NET | MongoDB | COSMODB | Enterprise-Level .NET Architect | Full-Stack .NET Developer | Cloud and API Integration Specialist

Skilled 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 Engineer. I work mainly with Microsoft tools. Create strong, growing, and fast web applications using 𝐂# and .𝐍𝐄𝐓, along with modern ways to build the front end, like 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 and 𝐑𝐞𝐚𝐜𝐭. I know all parts of making an application, from how the data is stored and how it's shared, to making good-looking and easy-to-use interfaces. 𝐈 𝐡𝐚𝐯𝐞 𝐰𝐨𝐫𝐤𝐞𝐝 𝐰𝐢𝐭𝐡 𝐯𝐚𝐫𝐢𝐨𝐮𝐬 𝐟𝐢𝐞𝐥𝐝𝐬, 𝐢𝐧𝐜𝐥𝐮𝐝𝐢𝐧𝐠: 🛒 𝐄-𝐜𝐨𝐦𝐦𝐞𝐫𝐜𝐞: I have made and improved online shops. This includes connecting payment systems (like Stripe, PayPal), making shopping carts work, and managing what is in stock. I have made these shops work better, so more people buy things. (Example: Increased average order value by 15% through personalized product recommendations.) 💳 𝐅𝐢𝐧𝐭𝐞𝐜𝐡: I have built safe money applications, like online banks, payment systems, and ways to see financial data. I made sure these followed the rules and were very secure. 🏥 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞: I have created applications that follow health rules for managing patients, booking appointments, and keeping health records. I focused on making these easy to use and keeping the data safe. 🚚 𝐋𝐨𝐠𝐢𝐬𝐭𝐢𝐜𝐬: I have designed applications for planning the best routes, tracking where things are, and managing how goods are moved. This has made deliveries much more efficient. (Example: Reduced delivery times by 20% with optimized routing algorithms.) In addition, I have built and looked after many 𝐒𝐚𝐚𝐒 applications using .NET. 🛠️ 𝐓𝐡𝐚𝐭’𝐬 𝐰𝐡𝐚𝐭 𝐈’𝐦 𝐬𝐤𝐢𝐥𝐥𝐞𝐝 𝐢𝐧: 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: C#, .NET Framework, .NET Core, ASP.NET (MVC, Web API), Entity Framework, SQL Server, RESTful API design and development, Web API, gRPC, Dependency Injection, LINQ, ORM 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: JavaScript, TypeScript, Angular, React, HTML5, CSS3, State Management (Redux, NgRx), UI/UX Design, Responsive Design, SPA 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞: SQL, NoSQL, Database Design, Stored Procedures, Optimization 𝐂𝐥𝐨𝐮𝐝: Azure, AWS, Docker, Kubernetes 𝐎𝐭𝐡𝐞𝐫: Git, Agile, CI/CD, Unit Testing, Microservices Architecture, WebSocket 𝐋𝐞𝐭'𝐬 𝐭𝐚𝐥𝐤 about what you need and how my skills can help you succeed. Please contact me to discuss your project! 𝐁𝐞𝐬𝐭 𝐰𝐢𝐬𝐡𝐞𝐬, 𝐎𝐫𝐞𝐬𝐭 Below are mentioned keywords so you could find me easier :) .NET Core, .NET Framework, .NET Web API, .NET to Laravel migration projects, AI App Development, AI design tools, API, API Development, API Integration, API microservices, ASP.NET, ASP.NET 4.8 Web Forms, ASP.NET Core, ASP.NET MVC, ASP.NET Web API, Angular, Angular 15+, AngularJS, Auth0, Blazor, Bootstrap, Bruno, C#, C++, CSS, CSS3, Database Design, Database Development, Database Optimization, Desktop Application, Docker, Domain-Driven Design, Entity Framework, Excellent communication and collaboration abilities, Figma, Sketch, or similar, Front-End Development, Full-Stack Development, GDPR, Google Calendar API, GraphQL, HTML, HTML5, JSON, Java, JavaScript, Microservice, Microsoft Azure, Microsoft IIS, Microsoft SQL Server, Microsoft SQL Server Programming, Microsoft Visual Studio, MongoDB, MySQL, Network programming, Node.js, Nuxt.js, PHP, PostgreSQL, Proven track record of large-scale platform redesign projects, Python, QWBC, QuickBooks Enterprise, RESTful API, React, React Native, Responsive Design, Salesforce App Development, Salesforce Lightning, SEO optimization, Software Architecture & Design, SQL, Strong analytical and problem-solving skills, Telerik, TypeScript, UX & UI, User Interface Design, VB.NET, Web Application, Web Design, Web Development, Web development principles, Windows App Development, XML, Adobe Photoshop, Amazon EC2, Amazon Web Services, Azure DevOps, jQuery, backend.

𝐒𝐞𝐧𝐢𝐨𝐫 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 & 𝐂# 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 with 𝟖+ 𝐲𝐞𝐚𝐫𝐬 building 𝐞𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐛𝐚𝐜𝐤𝐞𝐧𝐝 𝐬𝐲𝐬𝐭𝐞𝐦𝐬, 𝐒𝐚𝐚𝐒 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬, and 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐛𝐚𝐜𝐤𝐞𝐧𝐝 𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 for enterprise clients and scaling businesses. 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 on Upwork delivering 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧-𝐠𝐫𝐚𝐝𝐞 .𝐍𝐄𝐓 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 built on 𝐜𝐥𝐞𝐚𝐧 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞, 𝐂𝐐𝐑𝐒, and 𝐃𝐃𝐃 aligned from 𝐀𝐏𝐈 𝐝𝐞𝐬𝐢𝐠𝐧 to 𝐜𝐥𝐨𝐮𝐝 𝐝𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭 from day one. ━━━━━━━━━━━━━━━━━━━━━━ 𝐖𝐡𝐚𝐭 𝐈 𝐁𝐮𝐢𝐥𝐝 ━━━━━━━━━━━━━━━━━━━━━━ 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 & 𝐂# 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 𝐖𝐞𝐛 𝐀𝐏𝐈, 𝐂#, .𝐍𝐄𝐓, 𝐁𝐥𝐚𝐳𝐨𝐫, 𝐄𝐅 𝐂𝐨𝐫𝐞, 𝐋𝐈𝐍𝐐, 𝐃𝐚𝐩𝐩𝐞𝐫, 𝐑𝐄𝐒𝐓 𝐀𝐏𝐈𝐬, 𝐆𝐫𝐚𝐩𝐡𝐐𝐋, 𝐒𝐢𝐠𝐧𝐚𝐥𝐑, and authentication systems (𝐉𝐖𝐓, 𝐎𝐀𝐮𝐭𝐡𝟐, 𝐎𝐩𝐞𝐧𝐈𝐃 𝐂𝐨𝐧𝐧𝐞𝐜𝐭) for high-performance enterprise applications. 𝐀𝐈/𝐌𝐋 & 𝐋𝐋𝐌 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 𝐑𝐀𝐆 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬, 𝐋𝐋𝐌 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 (𝐎𝐩𝐞𝐧𝐀𝐈, 𝐋𝐚𝐧𝐠𝐂𝐡𝐚𝐢𝐧), 𝐀𝐈 𝐚𝐠𝐞𝐧𝐭𝐬, 𝐯𝐞𝐜𝐭𝐨𝐫 𝐝𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬, 𝐇𝐮𝐠𝐠𝐢𝐧𝐠 𝐅𝐚𝐜𝐞, 𝐏𝐲𝐭𝐡𝐨𝐧 (𝐅𝐚𝐬𝐭𝐀𝐏𝐈, 𝐃𝐣𝐚𝐧𝐠𝐨, 𝐅𝐥𝐚𝐬𝐤), and intelligent automation embedded into .NET and cloud-native systems. 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐒𝐚𝐚𝐒, 𝐄𝐑𝐏 & 𝐂𝐑𝐌 𝐌𝐮𝐥𝐭𝐢-𝐭𝐞𝐧𝐚𝐧𝐭 𝐒𝐚𝐚𝐒 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞, 𝐄𝐑𝐏 𝐬𝐲𝐬𝐭𝐞𝐦𝐬, 𝐂𝐑𝐌 𝐛𝐚𝐜𝐤𝐞𝐧𝐝𝐬, 𝐬𝐮𝐛𝐬𝐜𝐫𝐢𝐩𝐭𝐢𝐨𝐧 𝐬𝐲𝐬𝐭𝐞𝐦𝐬, 𝐑𝐁𝐀𝐂, and workflow automation for compliance-driven enterprise platforms. 𝐀𝐳𝐮𝐫𝐞, 𝐀𝐖𝐒 & 𝐃𝐞𝐯𝐎𝐩𝐬 𝐀𝐳𝐮𝐫𝐞 (App Service, AKS, Functions, Service Bus, DevOps), 𝐀𝐖𝐒 (EC2, S3, Lambda, RDS), 𝐃𝐨𝐜𝐤𝐞𝐫, 𝐊𝐮𝐛𝐞𝐫𝐧𝐞𝐭𝐞𝐬, 𝐂𝐈/𝐂𝐃 (𝐆𝐢𝐭𝐇𝐮𝐛 𝐀𝐜𝐭𝐢𝐨𝐧𝐬, 𝐀𝐳𝐮𝐫𝐞 𝐃𝐞𝐯𝐎𝐩𝐬), and cloud-native production environments built for uptime and scale. 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 & 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐒𝐐𝐋 𝐒𝐞𝐫𝐯𝐞𝐫, 𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋, 𝐌𝐲𝐒𝐐𝐋, 𝐌𝐨𝐧𝐠𝐨𝐃𝐁, 𝐑𝐞𝐝𝐢𝐬, indexing strategies, query optimization, and caching layers for production-scale data architecture. ━━━━━━━━━━━━━━━━━━━━━━ 𝐁𝐞𝐬𝐭 𝐅𝐢𝐭 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬 ━━━━━━━━━━━━━━━━━━━━━━ ✔ Enterprise ASP.NET Core backend systems & APIs ✔ SaaS platforms with multi-tenant architecture ✔ ERP & CRM backend development ✔ AI-powered backends with RAG, LLM & OpenAI ✔ Azure & AWS cloud-native DevOps infrastructure ✔ Legacy system modernization & performance optimization ━━━━━━━━━━━━━━━━━━━━━━ 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐒𝐭𝐚𝐜𝐤 ━━━━━━━━━━━━━━━━━━━━━━ Core: 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 | 𝐂# | .𝐍𝐄𝐓 | 𝐁𝐥𝐚𝐳𝐨𝐫 | 𝐄𝐅 𝐂𝐨𝐫𝐞 | 𝐃𝐚𝐩𝐩𝐞𝐫 | 𝐒𝐢𝐠𝐧𝐚𝐥𝐑 AI/ML: 𝐎𝐩𝐞𝐧𝐀𝐈 | 𝐋𝐚𝐧𝐠𝐂𝐡𝐚𝐢𝐧 | 𝐑𝐀𝐆 | 𝐋𝐋𝐌 | 𝐇𝐮𝐠𝐠𝐢𝐧𝐠 𝐅𝐚𝐜𝐞 | 𝐕𝐞𝐜𝐭𝐨𝐫 𝐃𝐁 | 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 Python: 𝐅𝐚𝐬𝐭𝐀𝐏𝐈 | 𝐃𝐣𝐚𝐧𝐠𝐨 | 𝐅𝐥𝐚𝐬𝐤 Other: 𝐍𝐨𝐝𝐞.𝐣𝐬 | 𝐓𝐲𝐩𝐞𝐒𝐜𝐫𝐢𝐩𝐭 | 𝐑𝐮𝐛𝐲 𝐨𝐧 𝐑𝐚𝐢𝐥𝐬 | 𝐉𝐚𝐯𝐚 𝐒𝐩𝐫𝐢𝐧𝐠 𝐁𝐨𝐨𝐭 Frontend: 𝐑𝐞𝐚𝐜𝐭 | 𝐍𝐞𝐱𝐭.𝐣𝐬 | 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 | 𝐓𝐚𝐢𝐥𝐰𝐢𝐧𝐝 Databases: 𝐒𝐐𝐋 𝐒𝐞𝐫𝐯𝐞𝐫 | 𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋 | 𝐌𝐲𝐒𝐐𝐋 | 𝐌𝐨𝐧𝐠𝐨𝐃𝐁 | 𝐑𝐞𝐝𝐢𝐬 Cloud & DevOps: 𝐀𝐳𝐮𝐫𝐞 | 𝐀𝐖𝐒 | 𝐃𝐨𝐜𝐤𝐞𝐫 | 𝐊𝐮𝐛𝐞𝐫𝐧𝐞𝐭𝐞𝐬 | 𝐂𝐈/𝐂𝐃 | 𝐀𝐳𝐮𝐫𝐞 𝐃𝐞𝐯𝐎𝐩𝐬 | 𝐆𝐢𝐭𝐇𝐮𝐛 𝐀𝐜𝐭𝐢𝐨𝐧𝐬 ━━━━━━━━━━━━━━━━━━━━━━ If you need a 𝐒𝐞𝐧𝐢𝐨𝐫 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 & 𝐂# 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 who builds 𝐞𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐛𝐚𝐜𝐤𝐞𝐧𝐝 𝐬𝐲𝐬𝐭𝐞𝐦𝐬, 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬, and 𝐜𝐥𝐨𝐮𝐝-𝐧𝐚𝐭𝐢𝐯𝐞 𝐃𝐞𝐯𝐎𝐩𝐬 on Azure and AWS, let's connect.

I have extensive experience and expertise designing and developing embedded systems for spacecraft, robotics, and other cool things.

Experienced and reliable full-stack .NET developer with over 15 years of professional experience in designing, developing, and maintaining scalable web applications. I have successfully completed 65 contracts on Upwork, earned over $300,000, and logged more than 15,000 hours, delivering consistent results to clients worldwide. My technical Expertise Includes: - ASP.NET MVC, C#, .NET Framework - .NET Core (3.1, 5, 6, 7, 8 and newer) - Blazor (WebAssembly and Server) - AngularJS, Angular 2+ (including 4, 6, 7, 8), TypeScript - JavaScript, jQuery, HTML5, CSS3 - RESTful APIs, Web API 2, SOAP Integration - Selenium Web UI Automation - Telerik, Kendo UI, DevExpress, Infragistics Controls - QuickBooks API Integration and Custom Development - Third-party integrations: UPS, FedEx, DFL, and Social Media APIs Strengths: - Proven track record of long-term client relationships - Strong problem-solving skills with clean, maintainable code - Ability to quickly understand complex requirements and adapt to new technologies - Detail-oriented approach with a commitment to quality and deadlines If you're looking for a dependable .NET developer with a deep understanding of both frontend and backend technologies, I am available for new projects and long-term engagements.

🎯 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲𝗱 𝗶𝗻 𝗵𝗮𝗿𝗱𝘄𝗮𝗿𝗲-𝘀𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗲𝗱 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀 — 𝗳𝗿𝗼𝗺 𝗶𝗱𝗲𝗮 𝘁𝗼 𝗽𝗿𝗼𝘁𝗼𝘁𝘆𝗽𝗲 𝘁𝗼 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 🇪🇺 & 🇺🇸 𝗦𝘁𝗮𝗿𝘁𝘂𝗽 𝘀𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘀𝘁 – 𝗵𝗮𝘃𝗲 𝗱𝗲𝘀𝗶𝗴𝗻𝗲𝗱 𝗮𝗻𝗱 𝘀𝗵𝗶𝗽𝗽𝗲𝗱 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀 𝘂𝘀𝗲𝗱 𝗮𝗰𝗿𝗼𝘀𝘀 𝗘𝘂𝗿𝗼𝗽𝗲 𝗮𝗻𝗱 𝗨𝗦𝗔 ⚙️ 𝗖𝗼𝗺𝗽𝗹𝗲𝘁𝗲 𝗘𝗺𝗯𝗲𝗱𝗱𝗲𝗱 𝗗𝗲𝘀𝗶𝗴𝗻 𝗮𝗻𝗱 𝗣𝗖𝗕 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 — 𝗳𝗶𝗿𝗺𝘄𝗮𝗿𝗲 + 𝗮𝗽𝗽 + 𝗰𝗹𝗼𝘂𝗱 🤝 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 & < 8 𝗵𝗼𝘂𝗿 𝗿𝗲𝘀𝗽𝗼𝗻𝘀𝗲 𝘁𝗶𝗺𝗲 🛠 𝗧𝗼𝗽-𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 𝗳𝗿𝗲𝗲𝗹𝗮𝗻𝗰𝗲𝗿 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 (𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝗮𝗰𝗿𝗼𝘀𝘀 𝟰 𝗰𝗼𝗻𝘁𝗶𝗻𝗲𝗻𝘁𝘀) 👋 Hi, I’m Muhammad Usman Ali — your Embedded Systems Partner I design, program, and manufacture custom embedded hardware solutions integrating ESP32, Raspberry Pi, and advanced sensors with intuitive control systems and mobile/desktop applications. From smart IoT devices to industrial automation and AI-based detection systems, I provide full-stack embedded support: hardware + firmware + cloud. Some signature projects include: 🔥 FireRoofs — AI-driven wildfire detection & sprinkler automation (ESP32 + Raspberry Pi + Firebase + LoRa) 🌸 Serenyc Smart Diffuser — multi-vial scent diffuser with RFID, BLE, Alexa/Google Home, and OTA updates 📡 Compact LoRa/GPS/BLE Tracker — multi-sensor device for precision mapping & 3D positioning ⚙️ Thermal Dilatometer — precision lab instrument with sensor automation and Mac data-logging app 🧠 Technical Expertise Controllers & Platforms: Arduino | Raspberry Pi | ESP32 | STM32 | PIC | 8051 | PLC | ZYNQ / PYNQ FPGA | DSP kits Programming Languages: C | C++ | Python | Java | C# | Swift | Kotlin | Flutter | JavaScript (Node.js) Firmware & IoT Development: RTOS | ESP-IDF | FreeRTOS | LoRaWAN | BLE | Wi-Fi | MQTT | Firebase | REST API Integration Circuit & PCB Design: Altium | KiCAD | EasyEDA | Proteus | Multilayer PCB Routing | Signal Integrity | Design for Manufacturing Cloud & App Integration: Firebase | Firestore | Blynk | AWS IoT Core | Google Cloud | Flutter | PyQt | React Native Tools & IDEs: Visual Studio | STM32CubeIDE | Eclipse | MATLAB/Simulink | Android Studio | Xcode 🧩 Industries Served Smart Home / IoT Automation Industrial Controls & Sensors Environmental & Safety Systems Consumer Electronics / Wearables Lab Instrumentation & Testing Equipment 💬 Let’s Build Together If you need a reliable partner who can design hardware, write firmware, and connect everything to the cloud, I can help you bring your idea to market — fast, stable, and production-ready. 📞 Invite me to your project or book a quick consultation call — let’s discuss how we can turn your concept into a real, working product.

My name is Fabio Silva, I am married and I work with programming for about 27 years. I love creating new interesting programs! * My strong points: - I am an expert in C# and .Net, but I can adapt myself very easily and quickly to any different language and technology. I have strong experience in migrating older systems, databases, and legacy languages to modern alternatives. - I am experienced in Code Reviews, especially for C# and Javascript. - I have great experience in finding and troubleshooting hard bugs, even with limited data and information, and even with hard access environments. - Due to my experience, I usually provide a great range of creative solutions and alternatives to the most diverse problems. * My current specialization: - My focus is C# and .Net Core, in any area where it can be leveraged. - On the web, I work on Asp.Net Core using Microservices, Razor Pages, MVC, and WebApi, and some quick tasks with Blazor. In the front end, I work with Plain Javascript and React, KnockoutJS, with some experience in Angular. - On the desktop, I'm good at creating Console, Windows Forms, WPF, and Avalonia apps. - I work mostly with Microsoft SQL Server, PostgreSQL, and SQLite databases. - I work with Git daily as shared source control, with experiences in GitHub and BitBucket. - Finally, I can do cross-platform development (Linux/Windows/macOS). And in any case, I can deploy to docker containers. * Other talents: - Languages like Basic, Clipper, Visual Basic (and VB.Net), Borland Delphi - Databases like MySql, Interbase/Firebird - Other like PowerShell Scripts, Selenium WebDriver