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MSPs & MSSPs: Stop losing enterprise contracts to compliance gaps, security risks, or costly downtime. As your white-label Tier 3 Microsoft Architect, I design Zero Trust environments that help you scale securely and confidently. 𝗬𝗼𝘂 𝗸𝗲𝗲𝗽 𝘆𝗼𝘂𝗿 𝗯𝗿𝗮𝗻𝗱. 𝗜 𝗵𝗮𝗻𝗱𝗹𝗲 𝘁𝗵𝗲 𝗰𝗼𝗺𝗽𝗹𝗲𝘅𝗶𝘁𝘆 — 𝗽𝗿𝗲𝘀𝗲𝗿𝘃𝗶𝗻𝗴 𝘆𝗼𝘂𝗿 𝗺𝗮𝗿𝗴𝗶𝗻𝘀 𝘄𝗵𝗶𝗹𝗲 𝘆𝗼𝘂 𝘄𝗶𝗻 𝗯𝗶𝗴𝗴𝗲𝗿 𝗱𝗲𝗮𝗹𝘀. 📊 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗢𝘂𝘁𝗰𝗼𝗺𝗲𝘀 🏆 Win Enterprise Deals: Qualify for larger RFPs with Tier 3 Microsoft Architecture expertise. 💰 Protect Profit Margins: Deliver complex projects without fixed headcount costs. 🛡️ Ensure Audit Compliance: Pass SOC 2 Type II, HIPAA, NIST, and CMMC 2.0 inspections. ⚡ Eliminate Operational Risk: Execute migrations with zero downtime and validated rollback plans. 🚀 Automate Engineering Scale: Handle more endpoints with standardized, automated workflows. ⭐ 𝗔𝘂𝘁𝗵𝗼𝗿𝗶𝘁𝘆 𝗦𝗻𝗮𝗽𝘀𝗵𝗼𝘁 ✦ Top Rated Plus • 100% Job Success Score • 6,832+ Hours Worked ✦ 18+ years delivering Microsoft on-premises, cloud, security, and compliance projects ✦ 30+ Microsoft certifications (Azure, M365, Security, Modern Workplace) ✦ $5.7M+ enterprise Microsoft project portfolio delivered ✦ 185K+ identities migrated to Microsoft Entra ID ✦ 170K+ mailboxes migrated to Exchange Online ✦ 67K+ endpoints deployed & secured with Microsoft Intune ✦ 307+ Microsoft cloud, infrastructure, & security engagements delivered ✦ Expertise in SOC 2 Type II, HIPAA, CMMC 2.0, NIST CSF, & CIS Controls ✦ MSP Tools: ConnectWise, Datto, HaloPSA, NinjaOne, Kaseya, IT Glue, BitTitan ⚙️ 𝗖𝗼𝗿𝗲 𝗖𝗮𝗽𝗮𝗯𝗶𝗹𝗶𝘁𝗶𝗲𝘀 ☁️ Cloud: Azure, M365, Exchange Online, SharePoint, Teams, OneDrive 🔐 Identity: Entra ID, Conditional Access, PIM, MFA, Passwordless 📱 Endpoints: Intune, Autopilot, MDM/MAM, Defender for Endpoint 🛡️ SecOps: Sentinel (SIEM), Defender XDR, Office 365, Identity, Cloud Apps 📋 Compliance: SOC 2, HIPAA, CMMC 2.0, NIST CSF, CIS Controls, Secure Score 🏗️ Infrastructure: Active Directory, Hybrid Identity, Windows Server, Hyper-V, Windows Cluster ⚡ Automation: PowerShell, Microsoft Graph, Azure Automation, Logic Apps, SOAR 🔌 Ecosystem: NinjaOne, Datto, ConnectWise, Kaseya, HaloPSA, ITGlue, BitTitan 📂 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗖𝗮𝘀𝗲 𝗦𝘁𝘂𝗱𝘆 🏢 𝗖𝗹𝗶𝗲𝗻𝘁: 2,200-seat Healthcare MSP 🎯 𝗖𝗵𝗮𝗹𝗹𝗲𝗻𝗴𝗲: Zero Trust uplift, device standardization, and audit readiness under tight deadlines. ⚙️ 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻: Full Microsoft Intune deployment, Microsoft Sentinel SIEM onboarding, Defender XDR integration, and Microsoft Entra ID governance across 10,294 Windows, iOS, and Android devices. 📈 Outcomes: ✅ 100% alignment with NIST CSF and HIPAA requirements ⏱️ Delivered 17 weeks ahead of schedule 🛡️ Reduced security risk with audit-ready documentation 💰 Optimized cloud costs across the Microsoft environment 🏆 Enabled the client to secure a $1.2M enterprise contract 🏅 𝗠𝗶𝗰𝗿𝗼𝘀𝗼𝗳𝘁 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 ☁️ Microsoft Certified: Azure Solutions Architect Expert | Azure Administrator Associate | Microsoft 365 Endpoint Administrator Associate 💻 Specialty Certified: Azure Virtual Desktop Specialty | MCSE: Cloud Platform & Infrastructure 🛡️ Compliance Certified: Microsoft's Ethics and Integrity Training | Anti-Corruption Training for Microsoft Partners 📈 Azure Sales Certified: Azure SMART Seller | Azure Sales STAR 💬 𝗖𝗹𝗶𝗲𝗻𝘁 𝗧𝗲𝘀𝘁𝗶𝗺𝗼𝗻𝗶𝗮𝗹𝘀 "MD delivered a rapid, NIST-aligned security uplift across Microsoft 365 and Azure, deploying EDR/XDR and securing 7,187 Windows, 1,130 iOS, and 1,977 Android devices while maintaining compliance, optimizing cloud costs, and reducing risk under tight deadlines." — A. Amin | Director of Engineering | GuruSquad | USA Result: 10,294 devices standardized — audit readiness achieved — enterprise contract secured. 🤝 𝗜𝗱𝗲𝗮𝗹 𝗖𝗹𝗶𝗲𝗻𝘁 You’re an MSP or MSSP managing 500+ users, 1,000+ endpoints, or multi-tenant environments — and you’re ready to: 🏆 Win larger enterprise contracts with Microsoft cloud and security expertise. ⚡ Deliver complex migrations with minimal downtime and audit-ready execution. 🚀 Scale your practice with white-label Tier 3 Microsoft expertise under your brand. 📞 𝗖𝗮𝗹𝗹 𝘁𝗼 𝗔𝗰𝘁𝗶𝗼𝗻 Ready to close your next enterprise deal with confidence? Click “Invite to Job” and share: 👥 Environment Scale: Users, endpoints, and tenants 🛡️ Compliance Goals: SOC 2 Type II, HIPAA, CMMC 2.0, etc. 📅 Project Timeline: Start date and delivery target I’ll reply within 24 hours with a tailored roadmap — including risk assessment, delivery timeline, and compliance checklist — so you can decide with full clarity.

I'm a professional Senior Linux Systems Engineer with over 14 years of hands-on experience in managing, securing, and optimizing Linux-based servers and infrastructure. If you're a startup, entrepreneur, web agency, or enterprise looking for rock-solid server performance, automation, and security, you're in the right place. I work closely with clients to build stable, scalable, and secure Linux environments What I Can Help You With: Linux Server Setup & Management: Debian, Ubuntu, CentOS, AlmaLinux, RHEL etc Installation, Disk partitioning, LVM, RAID, system hardening Performance tuning and troubleshooting Web Server Deployment: Apache2, Nginx, PHP-FPM, SSL/TLS, Let's Encrypt Virtual Hosts, Rewrite Rules, Reverse Proxy configuration Mail Server Configuration: Postfix, Dovecot, Zimbra, Roundcube etc SMTP, IMAP, SPF, DKIM, DMARC setup Email deliverability and spam protection DNS & Control Panels: BIND, PowerDNS, DNS record management Webmin, ISPConfig, CyberPanel, Virtualmin, Vestacp etc setups Cloud & DevOps Integration: Infrastructure automation using Bash and Ansible Server provisioning, patching, user/group management, cron jobs Experience with various cloud platforms Cloud server setup and management VPN & Proxy Services: Squid, 3proxy, WireGuard, OpenVPN, Anyconnect, PPTP, Ipsec IP rotation, IPv4/IPv6 support, authentication Monitoring & Logging: Zabbix, Nagios, Grafana, Cacti ELK Stack: Elasticsearch, Logstash, Kibana Virtualization & Containers: KVM, Proxmox, VMware ESXi Docker containers, Docker Compose, orchestration Database & Backup: MySQL/MariaDB setup, optimization, replication, backup & restore Rsync, Rclone, cloud/offsite backup strategies Custom backup scripting and automation If you’re looking for a trusted Linux expert to support or transform your infrastructure, let’s connect and discuss how I can help!

I am dedicated, focused and committed System & Security Analyst with strong experience in securing IT environments, hardening systems, and ensuring smooth, reliable operations across on-prem and virtualized infrastructures. I help businesses strengthen their security posture, optimize performance, and solve complex system issues quickly and professionally. I offer: ✅ Vulnerability Assessment & Remediation ✅ System and network security ✅ IT technical support ✅ System & network administration and troubleshooting ✅ Application functional and security testing. ✅ Infrastructure Setup & Troubleshooting ✅ Cybersecurity Monitoring & Incident Response ✅ Policy Development & Security Awareness I help businesses build user trust by ensuring strong security and smooth, bug-free functionality across all devices and environments.

With 7 years of hands-on experience in FPGA/RTL front-end design, IP-level functional verification, and SoC design closure, I deliver production-ready silicon with a consistent record of coverage closure across complex protocols — PCIe Gen3/4/5, AXI4, AXI4-Stream, AHB, APB, and QSPI. --- RTL DESIGN & SoC FRONT-END --- I lead end-to-end SoC front-end design flows: micro-architecture definition, RTL coding (Verilog, SystemVerilog, VHDL), RTL integration, synthesis, static timing analysis (STA), clock domain crossing (CDC), linting, power optimization, and manufacturing-ready database delivery. Tools: Xilinx Vivado, Synopsys Design Compiler, PrimeTime. --- FUNCTIONAL VERIFICATION (UVM / CoCoTB / SVA) --- Expert in building and architecting UVM testbenches from scratch — scoreboard, coverage collector, register abstraction layer (RAL), sequence libraries, and virtual sequencers. Skilled in SystemVerilog Assertions (SVA), constraint-random verification, error injection, and corner-case simulation at block and chip level. I also build Python-based CoCoTB environments for modern RTL flows. Simulators: Cadence Xcelium, Synopsys VCS, ModelSim/Questa. --- FORMAL VERIFICATION & ADVANCED FLOWS --- Hands-on with formal property verification, CDC analysis, X-propagation, power intent (UPF), and structural linting. Experienced with ARM Cortex-M/A and RISC-V SoC verification including subsystem integration and full-chip closure sign-off. --- PROTOCOLS --- - PCIe Gen3/4/5 (TLP, DLLP, Physical Layer) - AXI4, AXI4-Lite, AXI4-Stream - AHB, APB (AMBA suite) - QSPI XIP Controller - 5G datapath (AXI4-Stream based) --- TEAM LEADERSHIP & PROJECT DELIVERY --- Proven team lead directing RTL and verification engineers on: - PCIe Gen5 controller RTL design & UVM verification - AXI4-Stream 5G datapath block & chip-level verification - QSPI XIP controller design & verification - AMBA protocol IP verification (AXI4/AHB/APB) --- CORE SKILLS & TOOLS --- Languages: Verilog | SystemVerilog | VHDL | Python | TCL Verification: UVM | CoCoTB | SVA | RAL | Functional Coverage Simulators: Cadence Xcelium | Synopsys VCS | ModelSim/Questa Synthesis/STA: Xilinx Vivado | Synopsys Design Compiler | PrimeTime Protocols: PCIe Gen5 | AXI4 | AHB | APB | QSPI Formal: Cadence JasperGold | Synopsys VC Formal --- WHAT CLIENTS SAY I DELIVER --- - Clean, well-commented, synthesizable RTL code - Reusable, scalable UVM environments with full coverage closure - Detailed verification plans, test plans, and coverage reports - On-time delivery with clear communication at every milestone - Post-silicon debug support and waveform analysis --- INDUSTRIES & APPLICATIONS --- Semiconductor IP design, data center interconnects (PCIe), wireless baseband (5G NR), automotive SoC, embedded FPGA prototyping, RISC-V custom processor design, memory controller verification, and industrial IoT. --- WHY HIRE ME --- I combine deep protocol expertise with silicon-proven methodologies. Whether you are taping out a new chip, verifying a complex IP block, or building a custom FPGA solution, I apply the same rigour used at leading semiconductor companies — adapted to your timeline and budget. Need a robust UVM testbench, RTL design from spec, formal verification, SoC integration, or front-end project leadership? I bring the technical depth and delivery discipline to get it done right, on time. Let's build reliable silicon together.

🎯 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

I'm a solutions-driven Systems & Email Infrastructure Engineer with 9+ years of hands-on experience across Linux server administration, cloud platforms, and mail systems. I help businesses build infrastructure that's stable, secure, and scalable, as well as email systems that actually land in the inbox. 🖥️ Systems & Cloud Administration ● Linux Server Management - Ubuntu, CentOS, Debian, RHEL ● Virtualization - Proxmox, VMware/ESXi (including VM migrations & troubleshooting) ● Cloud Platforms - AWS, GCP, Cloudflare ● Container Orchestration - Kubernetes ● Web & App Stack - NGINX, Apache, SSL/TLS, MySQL, PHP, WHM/cPanel ● Networking - DNS, RADIUS ● Automation - Shell scripting 📧 Email Infrastructure & Deliverability ● Mail Server Setup & Optimization - Postfix, Exim, PowerMTA, Postal, Google Workspace, Microsoft 365, GHL, ActiveCampaign ● Deliverability Engineering - SPF, DKIM, DMARC, BIMI, PTR, IP/domain reputation, IP rotation ● IP/Domain Warm-up - fast, safe ramp-up strategies ● Cold Email Systems - Smartlead, Instantly, MailWizz, Mautic ● Spam Troubleshooting & Blacklist Monitoring - root-cause diagnosis, 100% inbox-placement focus ● Zero-Downtime Email Migrations - between Google Workspace, Microsoft 365, cPanel, and other platforms ● Email List Cleaning, Campaign Automation & Sequencing Whether you need a server stood up and hardened, a Kubernetes cluster running smoothly, or a mail system that consistently hits the inbox, I bring the same approach: diagnose the root cause, fix it properly, and document it so it stays fixed. I offer a free initial consultation to understand your setup and goals, then propose a tailored plan - no generic templates. *** Primary Goal: 100% Client Satisfaction ***