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Hi, I’m an CEO at Apriorit, responsible for managing ongoing projects and identifying new collaboration opportunities. Apriorit specializes in complex, low-level software development with a strong focus on cybersecurity, driver development, embedded systems, IoT, and advanced virtualization solutions. Why Choose Apriorit? ✔ Over 20 Years of Experience – Trusted by leading companies worldwide ✔ Deep Low-Level & Security Expertise – Specialized in high-performance and secure software ✔ Proven Track Record with Startups & Enterprises – Scalable and adaptable solutions Our Core Expertise 🔹 Driver & Kernel Development We develop and optimize secure, high-performance Windows, Linux, and macOS drivers, ensuring seamless integration with hardware and system components: ✔ File System Drivers – Mini-filters, encryption, and compression solutions ✔ Virtual Device Drivers – Display, printer, USB, and I/O device drivers ✔ Network & Communication Drivers – Packet filtering, monitoring, and traffic analysis ✔ Kernel-Level Security & System Hardening – OS process monitoring, anti-malware solutions ✔ USB Management & Device Control – USB redirection, security enforcement, and custom HID drivers ✔ Reverse Engineering & Low-Level Debugging – API hooking, kernel patching, and security audits ✔ Linux kernel development - We implemented a lot of File system filter drivers for Linux, network filters in the kernel, and worked a lot with memory from the kernel for manipulation among host and guest in the Virtualization solution. 🔹 Virtualization & Cloud Security Apriorit provides in-depth expertise in hypervisors, remote access, and data protection solutions: ✔ Hypervisor Development & Customization – Hyper-V, Xen, ESXi, KVM, QEMU ✔ Remote Access & Secure SSO Solutions – Authentication, encrypted communications ✔ Virtualization for Security & Malware Research – Sandboxing, malware behavior analysis ✔ Data Protection Solutions – Secure virtual disk encryption, bootloader security enhancements 🔹IoT & Embedded Systems Development Our team has extensive experience in developing firmware, microcontroller programming, and implementing communication protocols for connected devices, industrial IoT, and embedded solutions. ✔ Firmware Customization – Secure, performance-optimized firmware solutions ✔ Data Exchange Between Devices – Real-time communication protocols ✔ Microcontroller Programming – ARM, ESP32, STM32, and custom SoCs ✔ HID (Human Interface Device) Programming – Custom peripherals and device interaction ✔ Digital Signal Processing – Sensor data analysis and real-time processing ✔ Phone Hardware Emulation on QEMU – Simulating smartphone environments ✔ CPU Platform Simulation – Security testing for embedded processors ✔ Mesh Protocol Development Based on LoRa – Low-power, long-range networking solutions ✔ RTOS Porting & Customization – Real-time operating system optimization ✔ BIOS Porting & Customization – Firmware security hardening 🔹 Devices We Work With: ✔ Raspberry Pi Microcontrollers ✔ Arduino Boards ✔ System-on-a-Chip (SoC) Devices ✔ Human Interface Devices (HID) Cybersecurity Solutions & Penetration Testing Apriorit has a strong reputation for developing and securing mission-critical applications through: ✔ Threat Detection & Intrusion Prevention – Network monitoring and forensic analysis ✔ Secure Software Development for Critical Systems – Financial, healthcare, and government sectors ✔ Vulnerability Assessment & Red Teaming – Identifying and mitigating system weaknesses ✔ Secure API Development & Protection – Ensuring resilience against cyber threats AI, Machine Learning & Computer Vision We work with cutting-edge AI and deep learning models for image processing, automation, and decision-making: ✔ Object Recognition & Image Processing – AI-driven security and automation ✔ GPU-Accelerated Computing (CUDA, OpenGL, OpenCV) – High-performance applications ✔ Deep Learning & Neural Networks (TensorFlow, CoreML, Caffe, Keras) – AI model development ✔ Industrial & Automotive AI – Smart analytics for autonomous systems Automotive Software & Security Apriorit is TISAX-certified and specializes in software solutions for automotive OEMs and suppliers, ensuring compliance with ISO 26262, AUTOSAR, and functional safety standards. 🔹 Our Automotive Expertise: ✔ Embedded Software Development – Developing real-time applications for automotive hardware ✔ AUTOSAR Integration – Standard-compliant development and system design ✔ Advanced Driver-Assistance Systems (ADAS) – Enhancing vehicle safety and performance ✔ Vehicle Cybersecurity & Secure ECU Development – Protecting against cyber threats Reverse Engineering & System Analysis ✔ Binary & Code Analysis ✔ Protocol & API Reverse Engineering ✔ Malware & Exploit Research Let’s discuss how we can support your development needs—feel free to reach out!

Hey, I’m a System/Network Administrator and MSP-focused IT Engineer with 5+ years of hands-on experience supporting Windows, Linux, Microsoft 365, and enterprise IT environments. My work spans both day-to-day technical support and large-scale infrastructure management, including server administration, virtualization, cloud services, security, and network monitoring. I have extensive experience working in fast-paced MSP and NOC environments, where I manage L1/L2 support operations, handle 24/7 monitoring, and resolve technical issues while maintaining SLA compliance. I regularly support 1000+ endpoints across multiple client environments, ensuring stable operations and minimal downtime. My expertise includes Microsoft 365 administration, Active Directory, Exchange, Azure AD, VMware virtualization, backup and disaster recovery, and endpoint security. I also work with Linux servers, web hosting environments, and network monitoring tools like Zabbix, Nagios, and ELK. 𝗞𝗲𝘆 𝗦𝗸𝗶𝗹𝗹𝘀 & 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝐌𝐢𝐜𝐫𝐨𝐬𝐨𝐟𝐭 𝟑𝟔𝟓 & 𝐂𝐥𝐨𝐮𝐝: - Microsoft 365 administration (Exchange Online, Teams, SharePoint, OneDrive) - User management, onboarding/offboarding, and license handling - Email migration (Cutover, Staged, Hybrid, IMAP, G Suite) - Azure AD Connect and hybrid identity synchronization - Mail flow troubleshooting and Exchange administration 𝐖𝐢𝐧𝐝𝐨𝐰𝐬 𝐒𝐞𝐫𝐯𝐞𝐫 & 𝐀𝐜𝐭𝐢𝐯𝐞 𝐃𝐢𝐫𝐞𝐜𝐭𝐨𝐫𝐲: - Windows Server (2003–2019) installation and administration - Active Directory, Group Policy, DNS, DHCP management - File server configuration and permission management - IIS, SQL, and server role troubleshooting - Domain migration and infrastructure design 𝐋𝐢𝐧𝐮𝐱 & 𝐖𝐞𝐛 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞: - Linux server administration (Ubuntu, Debian, CentOS, Arch) - Web servers (Apache, Nginx) configuration and maintenance - WHM/cPanel, Plesk, ISPManager, Webmin support - SSL installation and server migration - Database management (MySQL, MariaDB, MongoDB) 𝐕𝐢𝐫𝐭𝐮𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧 & 𝐁𝐚𝐜𝐤𝐮𝐩: - VMware ESXi deployment and upgrades - vCenter, clustering, HA, DRS, FT, SRM configuration - Virtual machine provisioning and migration - Backup and disaster recovery (Exchange, SQL, file servers, web servers) - SAN environments (Dell EMC, Pure Storage) 𝐌𝐒𝐏 / 𝐇𝐞𝐥𝐩𝐝𝐞𝐬𝐤 / 𝐍𝐎𝐂 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧𝐬: - L1 & L2 technical support for end users and enterprise clients - ConnectWise and RMM-based ticket management - 24/7 monitoring, alert handling, and escalation support - SLA-driven incident resolution - Remote troubleshooting and client support 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐌𝐨𝐧𝐢𝐭𝐨𝐫𝐢𝐧𝐠: - Endpoint security (CrowdStrike, Huntress) - Firewalls (SonicWall, Palo Alto, Fortinet, Cisco, Meraki, Ubiquiti) - System monitoring (Zabbix, Nagios, ELK stack) - Patch management using WSUS and Intune - MFA, Conditional Access, and identity security policies 𝐄𝐧𝐝-𝐔𝐬𝐞𝐫 𝐒𝐮𝐩𝐩𝐨𝐫𝐭: - Desktop and application support (Windows, Office 365 tools) - Email, Outlook, Teams, and collaboration troubleshooting - Hardware, printer, and network device setup - VPN and connectivity issue resolution - End-user training and support 𝗛𝗢𝗪 𝗜 𝗪𝗢𝗥𝗞: Engagement options include hourly consultations, fixed-price projects, monthly retainers, and emergency support services. Communication is handled through daily updates and weekly progress reports, with availability via Upwork messages, email, Slack, and video calls. The schedule is flexible across time zones, with emergency support available 24/7 and a typical response time of 2–4 hours.

With over a decade in IT and a specialization in Jamf and mobile device management, I deliver top-notch expertise to streamline your deployments and automation processes. 🥇Expert-Vetted ✅ Highest earnings & rating for Jamf Freelancer ✅ 100+ Jamf Pro deployments ✅ 60+ Intune deployments ⚙️ Zero-Touch Deployments: Expert in macOS setups with DEPNotify & Jamf Connect Notify ⚙️ Advanced Scripting: Enhance Jamf workflows with custom scripts ⚙️ Jamf Connect & SSO Integration: Seamless workflows with Okta, Entra ID, and GSuite ⚙️ Custom Scripting & pkg Creation: Tailored solutions for your unique needs 💼 Okta SSO | 💼 Entra ID SSO | 💼 Google Workspace Federation ⏱ Full-time Independent Freelancer 🏢 Supporting deployments and automation for 5 large Jamf MSPs. 🗣 Communication is key – I prioritize clear and consistent communication to ensure project success. A diverse Systems Engineer with 11+ years of experience in developing and maintaining IT systems, and 10 years of experience in mobile device management. Technical expertise spreads across server and backup administration, cloud security, software support, asset management, vendor management, and customer support. Specializes in saving man-hours and money for the enterprise.

I am a Windows Systems Software Engineer with 5+ years of experience in Windows kernel development, OS internals, Windows application development, low-level programming, C++, reverse engineering, endpoint security, DLP, MDM, and cybersecurity. I help companies design, develop, debug, and optimize secure, reliable, and high-performance Windows software ranging from desktop applications and system utilities to kernel-mode drivers, monitoring solutions, and enterprise security products. My expertise includes: • Windows Kernel Development (KMDF, WDM, Minifilter, WFP) • Windows Internals & Low-Level System Programming • Windows Desktop Applications & System Utilities • C/C++ Systems Programming • Reverse Engineering & Windows API • Endpoint Security, DLP & MDM Solutions • Process, File System & Registry Monitoring • Driver Debugging, BSOD Analysis & WinDbg • Driver Signing, HLK, WHQL & Production Deployment • IOCTL, IPC, Shared Memory & Named Pipes • Multi-threaded & Performance-Critical Software • Network Filtering & System Monitoring • Virtual Device Drivers (Audio, Display & Custom Devices) • Windows Services & Background System Components • Linux Kernel Modules & Cross-Platform Systems Programming • Rust System Software & Firmware Development Recent projects include Windows virtual audio drivers, file system MiniFilter drivers, WFP-based network filtering solutions, smart-card filter drivers, virtual display drivers, kernel telemetry systems, process monitoring tools, Windows print subsystem integration, Rust firmware migration, embedded communication systems, and other performance-critical system software. These projects span operating system components, hardware integration, security products, and production-ready Windows solutions. I focus on building software close to the operating system, where performance, reliability, security, and maintainability matter most. Whether it's extending Windows functionality, developing custom drivers, building desktop applications, integrating hardware, or solving complex system-level challenges, I deliver clean architecture, production-ready code, and long-term maintainable solutions. If you're looking for an engineer who understands Windows from user mode to kernel mode and can take ownership of complex C++, Windows, cybersecurity, or low-level systems projects, I'd be happy to discuss your requirements.

I am an expert in IT remote services, specializing in Information Technology systems and offering seamless remote services like call centers and technical support. With a focus on Cybersecurity, I ensure that every solution I provide is secure and efficient, safeguarding your systems while enhancing your customer experience. What I Offer: ⚡️ Quick and Accurate Tech Assistance: Answer your tech questions swiftly, providing clear and concise solutions. 🔧 Troubleshooting Support: Help with common issues, guiding you step-by-step to resolve them effectively. 👨‍💻 24/7 Availability: Providing around-the-clock support, always ready to assist with any technical challenge. Portfolio Highlights: Communication Symphony 🎶: Experience a collection of well-crafted responses that offer clear and concise solutions, ensuring every customer leaves with the right answers. Problem-Solving Artistry 🎨: Explore my gallery of resolved customer issues, showcasing my analytical skills and knack for problem-solving in real-time. Multitasking Ballet 💃🕺: Effortlessly handle multiple inquiries, delivering high-quality support while managing multiple conversations. Product/Service Wizardry 🧙‍♂️: A deep understanding of the products and services I support, ensuring customers navigate your offerings smoothly. Tech Tango 💻🕺: Mastering chat platforms and CRM systems to create seamless and efficient interactions that drive customer satisfaction. Cybersecurity Expertise 🔐🛡️: Guard your systems with cutting-edge security practices, ensuring your customers are safe from cyber threats while receiving world-class support. Adaptability Showcase 🌐🔄: Seamlessly adapt to changing customer needs, solving complex issues in a dynamic environment. Time Management Symphony ⌛🎻: Respond to inquiries promptly, managing time with precision and maintaining efficiency across multiple tasks. Attention to Detail Sonata 🔍🎵: Showcasing meticulous attention to detail, ensuring every customer’s issue is understood and resolved accurately. Conflict Resolution Overture 🎭🤝: Masterfully de-escalating conflicts, keeping the customer experience positive and professional. Continuous Learning Crescendo 📚🎺: Ongoing certifications, training, and knowledge-building to stay ahead in the rapidly changing IT and Cybersecurity landscape. Positive Attitude Serenade 🌈😊: A constant source of positivity, ensuring every interaction ends on a high note, even in challenging situations. Cultural Sensitivity Waltz 🌍💃: Respecting cultural nuances to offer inclusive support to diverse customer groups. Team Collaboration Harmony 🤝🎵: Collaborating with teams and departments to achieve synchronized, seamless customer support. Data Entry Elegance 📊🕊️: Accurate and efficient data management to maintain organized, reliable customer records. Cybersecurity Maestro 🔒🎶: Securing all interactions with expert-level Cybersecurity practices, from threat analysis to incident resolution, to ensure your systems remain safe. Professional Development Extravaganza 🌟🚀: A continuous journey of skill enhancement, certifications, and training to stay at the forefront of IT and Cybersecurity. In this vibrant portfolio, I invite you to explore the multifaceted dance of Chat Support, Cybersecurity, IT systems, and Customer Service. I don’t just support—I secure and create a masterpiece of customer satisfaction. Let’s compose this symphony together! 🚀🌈

I help businesses secure and optimize Linux infrastructure, firewalls, VPNs and virtualization environments. Specialized in: Network & Security: OPNsense | pfSense | Wazuh SIEM Wireless & Infrastructure: Ubiquiti UniFi Ecosystem Virtualization & Backup: Proxmox VE | Proxmox Backup Server VPN & Connectivity: WireGuard | OpenVPN | Cloudflare Tunnel SysAdmin & DevOps: Linux Servers | Docker | Reverse Proxy Core Services: Network Troubleshooting | Infrastructure Hardening I work mainly with: VPN issues Firewall configuration Secure remote access Reverse proxy problems Linux server deployments Monitoring and log analysis High availability environments I focus on fast troubleshooting, security best practices and stable infrastructure delivery. If you need someone to solve infrastructure and security problems quickly and professionally, let’s talk.