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Ansæt touhidecevw
touhidecevw touhidecevw
$60 USD / timen
Network & System Specialist|CCNP|Fortinet|RHCE|CEHBangladesh✅As a highly skilled and experienced network and system administrator with over 11 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete...✅As a highly skilled and experienced network and system administrator with over 11 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete solutions for designing, configuring, automating, and managing network and system projects. My proficiency in using simulation software such as Packet Tracer and GNS3, as well as real-life network and system devices, make me a valuable asset for any project. My few hands-on experiences is : ✅Network Design by MS Visio, Cisco packet tracer, GNS3, and EVE-NG ✅Netacad CCNA and CCNP packet tracer Labs activities, projects design and solution ✅Cisco routers, switches, FTD, FMC, and ASA firewalls. ✅WatchGuard, Palo Alto, CheckPoint Firewall, SonicWall, Fortigate, pfSense, OPNsense, Huawei firewalls. ✅Unifi Enterprise Fortress Gateway, Ubiquiti UDM Pro, Unifi Cloudkey, USG UniFi Firewall , Security Gateway, Switch, and AP devices ✅ Netgear, Huawei, Aruba switch, DrayTek router, TP-Link and others vendor wireless router configurations. ✅Cisco, Tp-Link, Aruba, Fortinet, Ubiquiti, Planet, Huwei switch configurations. ✅MikroTik Routers and switch configuration ✅ SNMP monitoring configuration: Observium, Librenms, Cacti, Nagios core ✅ Cloud Administrator: Azure, AMAZON AWS , Google GCP, OVH Cloud and Digital Ocean, Contabo ✅Hyper-V, VMware ESXi, VMware Workstation, VirtualBox, KVM, and Proxmox. ✅Ubuntu, Red Hat, CentOS, Debian, openSUSE, and Kali Linux distributions. ✅Windows server administration , Active Directory management, Exchange Server administration, DNS configuration ✅Servers: HP Proliant Servers, Dell/EMC Servers, IBM ✅VLSM/subnetting of small to large enterprises ✅VLANs, Inter-VLAN routing, VTP, CDP, Ether-Channel(LACP, PAGP) ✅DHCP, NAT/PAT configuration and IP helper address ✅static and Dynamic Routing protocols (RIP, OSPF, EIGRP, BGP) configuration ✅Layer-3 Redudent/backup links Using HSRP, VRRP ✅Port security, ACL( access list) configuration ✅Network troubleshooting and optimization ✅VPN Configuration Expert (GRE , SSL, IPSEC, PPTP, OpenVPN & DMVPN) ✅Network automation script for any Cisco and FortiGate devices using python ✅Overlay Networks VPN Expertise: Proficient in configuring and managing various overlay network VPNs, including ZeroTier, Tailscale, WireGuard, SoftEther VPN, Netbird , Netmaker, OpenVPN Cloud, I, Twingate and PeerVPN for secure, scalable, and decentralized networking, enabling seamless remote access, team collaboration, and encrypted communications across distributed systems. ✅Cisco Duo: MFA, 2FA, SSO, Identity Security Integration, Windows Logon, RDP, Microsoft AD, VPN Authentication. mindre -
Ansæt arfharwinder
⚡ Preferred Freelancer | ⚡ 14+ Years Experience in Web Security and WordPress Hello! I am Harwinder Kumar, a seasoned professional specializing in comprehensive Web Security and WordPress. I offer services in Malware Removal, Virus Removal, Ethical Hacking, Internet Security, Websites Migration, WordPress...⚡ Preferred Freelancer | ⚡ 14+ Years Experience in Web Security and WordPress Hello! I am Harwinder Kumar, a seasoned professional specializing in comprehensive Web Security and WordPress. I offer services in Malware Removal, Virus Removal, Ethical Hacking, Internet Security, Websites Migration, WordPress Development, SSL Installation, Linux Server Administration, Domain & DNS Management, WordPress Speed Optimization and Zen Cart / Drupal / MODX / Moodle / Joomla CMS Upgrades. Achievements: ✅ Cleaned 5000+ websites successfully from malware with security enhancement. ✅ Conducted 1,000+ seamless website migrations. ✅ Completed more than 500 SSL installations. ✅ Optimized speed of 200+ WordPress websites. Services Offered: 1. Malware and Virus Removal (Cleaning Hacked Websites and Servers): ✔ Guaranteed 100% cleanup of websites, including databases from malicious code. ✔ Remediation of WP-VCD malware, backdoors, malicious javascript and conditional redirects. ✔ Specialized solutions for japanese keyword hack, SEO spam / pharma hack, credit card stealers and ecommerce malware. ✔ Google blacklist removal (This site may be hacked, The site ahead contains malware), google deceptive warning fix. ✔ McAfee SiteAdvisor, norton blacklist or any VirusTotal based blacklist fix. 2. Website Security Maintenance: Strategic security enhancements and guidance for future-proofing your digital assets. 3. Website Transfer and Migration: Expert transfer of websites to new hosts or domains for any PHP-based CMS or custom-coded websites, including seamless email migration 4. WordPress Development and Troubleshooting: Comprehensive development and issue resolution, including critical and fatal error fixes. 5. SSL Installation and HTTPS Migration: Seamless migration from HTTP to HTTPS with secure padlock implementation. 6. HTTP Security Headers Fix: Implementation of essential security headers to protect your web application from common vulnerabilities and threats. 7. Linux Server Administration: Efficient server management promoting optimal performance and security. 8. WordPress Speed Optimization: Proven methods to enhance website performance following Google PageSpeed and GTmetrix standards. 9. Domain & Advanced DNS Management: ✔ Expert management of domain settings and DNS configurations to ensure seamless website accessibility and performance. ✔ Configuration and troubleshooting of DKIM, SPF, and DMARC records to enhance email security and deliverability. 10. CMS Upgrades: Upgrading Zen Cart, Drupal, MODX, Moodle and Joomla to their latest stable versions. If you're looking for a trusted partner to secure, optimize and enhance your digital operations, I am here to deliver superior solutions tailored to your needs. Let's collaborate to ensure your website is both secure and performing at its peak! mindre -
Ansæt AwaisChaudhry
ZAWN Tech is a full-service IT & Engineering company founded in 2014, delivering complete digital and hardware solutions for startups and enterprises worldwide. We operate with an in-house team of specialized developers and engineers across multiple domains, allowing us to handle both software and embedded/engineering...ZAWN Tech is a full-service IT & Engineering company founded in 2014, delivering complete digital and hardware solutions for startups and enterprises worldwide. We operate with an in-house team of specialized developers and engineers across multiple domains, allowing us to handle both software and embedded/engineering projects with proven real-world experience. Our certified team combines deep technical knowledge with hands-on delivery to build fast, secure, and scalable systems. Core Expertise Blockchain: Metaverse, Web3, NFTs, NFT Games, Smart Contracts, Arbitrage & Sniper Bots, DEX / DApp Development (Ethereum, BSC, Polygon, Solana, WAX). Web & SaaS Development: Full-stack using React, Node.js, Laravel, Django, and Next.js. Integration with Odoo, Bubble.io, Zoho, and Webflow. eCommerce: Shopify, WooCommerce, Magento, and custom marketplace platforms with payment, shipping, and ERP integrations. Mobile Apps: Native and cross-platform (Flutter, React Native, Android, iOS). AI & Computer Vision: Machine Learning, Chatbots, GPT integrations, TensorFlow, OpenCV, and OCR systems. Game Development: Unity 3D, Unreal, and WebGL with multiplayer, blockchain, and AR/VR support. Trading & Financial Automation: MT4/5, TradingView, Binance, Interactive Brokers, and algorithmic trading bots. Hardware & IoT (In-house Team): Electronics, Microcontrollers, PLC & SCADA, Electrical Engineering, Embedded Systems, Automation, Arduino, Raspberry Pi, ESP32, MATLAB, and control systems. With 300+ recommendations and over a decade of experience, we turn complex ideas into reliable, production-ready solutions delivered with clear communication and long-term support. mindre -
Ansæt engkarimismail
engkarimismail engkarimismail
$50 USD / timen
✅Senior Network & System Engineer | Security|VOIP✅Malaysia✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in...✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in firewalls, scripting, containerization, and database management. Additionally, I specialize in mail servers, backup systems, and cloud technologies. With advanced networking skills, including Cisco routing, VLAN management, VoIP/IP telephony, and penetration testing, I am well-equipped to handle complex IT infrastructures. I am dedicated to delivering reliable solutions, ensuring data integrity, and enhancing system performance. ✅Send me now 24/7 Availability Unlimited Revisions Fast Response ✅ Server Operating Systems Windows Server (2003 to 2024) | Ubuntu | CentOS | Debian | RHEL ✅ Directory Services Active Directory | OpenLDAP ✅ DNS and DHCP Windows Server DNS | DHCP | Linux DNS | DHCP ✅ Virtualization Microsoft Hyper-V | VMware ESXi | vCenter | Proxmox VE ✅ File Servers IIS FTP | proftpd | FileZilla | FTP Server | Samba ✅ Web Servers Apache | NGINX | Microsoft IIS ✅ Scripting and Automation PowerShell scripting | Bash scripting ✅ Containers Docker | Windows Subsystem for Linux (WSL) ✅ Backup Systems Veeam Backup | Iperius Backup | UrBackup ✅ Mail Servers Mailcow | Microsoft Exchange (2000–2019) | MailWizz | Postfix | EXIM ✅ Database Servers MySQL | PostgreSQL | MariaDB ✅ Firewalls and Security MikroTik | PFSense | Cisco Firewalls ✅ Networking Skills Cisco Routing and Switching | VLANS | OSPF | VoIP and IP Telephony | Network Penetration Testing Access Control Lists (ACLs) Security (MITM Attack Mitigation) ✅ Recovery Services Password recovery for accounts and routers | Disaster recovery planning ✅ VOIP Service Freepbx | freeswitch | CME | IP TELEPHONY | 3CX SYSTEMS ✅ Cloud Service AWS, DigitalOcean, Hetzner, Azure, Google Cloud Platform, IBM Cloud, Oracle Cloud, Alibaba Cloud, Contabo, Seva mindre -
Ansæt AlexandrGergel
AlexandrGergel AlexandrGergel
$48 USD / timen
15 Years of Windows/Linux Kernel / AOSP / FirmwareUkraineExperienced embedded system engineer with a passion for bringing products to life. With more than 15 years of experience in the industry, has a proven track record in firmware development, hardware integration, and product launches. Driven by a desire to solve problems and create value for customers. ☑️...Experienced embedded system engineer with a passion for bringing products to life. With more than 15 years of experience in the industry, has a proven track record in firmware development, hardware integration, and product launches. Driven by a desire to solve problems and create value for customers. ☑️ language Assembly, C Programming, C++, Python, Shell script, Makefile ☑️ System Programming Real-time Operaing systems, Embedded Linux, Linux device driver, Windows device driver ☑️ High level programming Win32, Linux user space, Android NDK, Qt, MFC ☑️ Firmware Programming PIC microcontroller, ATMEL, ATMEGA, STM32, Nordic, ESP32, Arduino, Raspberry PI ☑️ Embedded Communication protocol I2C, Serial Peripheral Interface(SPI), UART, USB, GPIO, Controller Area Network(CAN), Recommended Standard 232(RS232), one-wire, Recommend Standard 485(RS485), Bluetooth ☑️ Hardware design Circuit design, schematic design, PCB design, Multi-layer PCB design, Electronic design, Altium designer ☑️ Debugging JTAG, GDB, Print ☑️ Reversing IDA, OllyDbg, 2-layer PCB reversing ☑️ Security Executable file behavior analyzing, Executable file static analyzing Website security analyzing, Troubleshoot PC security level mindre -
Ansæt muhammadsm7
Web Sikkerhed, Computer Sikkerhed, Internetsikkerhed, Digital efterforskning, Retsmedicinsk rådgivningHi, 🔹 Core Expertise: AI & Machine Learning * Generative AI (ChatGPT, LLM fine-tuning) * Chatbots & conversational AI * Custom ML models for prediction, NLP, image & data processing N8N & Automation * Workflow automation with n8n, Zapier, Make (Integromat) * Custom nodes, integrations & advanced scripting * CRM,...Hi, 🔹 Core Expertise: AI & Machine Learning * Generative AI (ChatGPT, LLM fine-tuning) * Chatbots & conversational AI * Custom ML models for prediction, NLP, image & data processing N8N & Automation * Workflow automation with n8n, Zapier, Make (Integromat) * Custom nodes, integrations & advanced scripting * CRM, ERP, and third-party API automation Cloud * AWS, Azure, Docker, Kubernetes * Server management (Nginx, Apache) * Cloud security, scalability & monitoring Cyber Security * Penetration testing (Web, Mobile, Cloud) * Malware removal & forensics * WAF configuration & hardening * Secure architecture design & audits Zoho Ecosystem * CRM setup & automation * Zoho Flow scripting & workflows * Email templates & business process automation SEO & Digital Marketing * SEO (On-page, Off-page, Technical) * SEM, PPC & Performance marketing * Social media campaigns & analytics WordPress & Shopify * Custom WordPress themes & plugins * WooCommerce & Magento development * Shopify stores, apps & integrations Web Development * Backend: PHP (Laravel, CodeIgniter, Symfony), Python (Django, Flask, FastAPI), Node.js (Express, Nest.js) * Frontend: React, Vue, Angular, Next.js, Tailwind, Bootstrap * Full-stack SaaS platforms, marketplaces, dashboards 💼 What I Deliver ✔️ Automated Workflows (n8n, Zoho, API integrations) ✔️ Cloud-Ready Solutions (scalable, secure, production-grade) ✔️ AI & Chatbots (LLM integrations, custom ML models) ✔️ Cybersecurity Services (pentesting, audits, malware removal) ✔️ Zoho Implementations (CRM, workflows, email automation) ✔️ SEO & Digital Marketing (organic + paid campaigns) ✔️ Custom WordPress & Shopify Stores (themes, apps, plugins) ✔️ Web & SaaS Platforms (dashboards, APIs, marketplaces) mindre -
Ansæt iosifpeterfi
Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are...Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are effortless. Strengths: Infrastructure architecture & operations (Linux/Windows, virtualization, networking) Security hardening, identity & access, monitoring/observability Automation & DevOps practices (CI/CD, config management, IaC) Migrations and upgrades with minimal downtime Concise runbooks, risk-aware planning, and stakeholder-friendly communication Certifications: CompTIA Security+, Microsoft MCSE/MCSA/MCITP Languages: English (C2), German (C1), native Romanian Location: Germany • NDA-friendly • Reliable and responsive mindre -
Ansæt rifat0103
I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and...I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and switching, firewall, IPS, ISE, voice and wireless solution from my 10 years’ practical experience. I have also fluency in English and Hindi speaking. I am Expert in GNS3 and Packet Tracer. ===================================================================================== Technical Skills: Good understanding and knowledge of TCP/IP, OSI Layer. L3 technologies: RIP, EIGRP and OSPF and BGP in CISCO 800, 1900, 2900, 2800, 2800, ISR 4300, 4100, ASR 1000 series. L2 technologies: VLAN, VTP, STP, Trunking, HSRP, VRRP, SPAN, RSPAN, DHCP Snooping, Dynamic ARP Inspection, ARP ACL etc in 2900 series and L3 switches. NXOS and ACI: Configure and install CISCO nexus 9k and CISCO ACI solution like Bridge Domain, VRF, end point group tenant etc. Cisco ASA and Next Generation Firewall: ACL, NAT, Transparent Mode, Multiple context and Failover (Active/Active, Active/Standby) Site-to-Site VPN, Remote Access VPN and SSL VPN. Cisco Firepower IPS and Firepower Management Center (FMC): ACL, NAT, Intrusion policy, AVC, Malware & File Policy, Site-to-Site VPN, Remote Access VPN and SSL VPN etc. F5 Load Balancer and ASM: Installation and configure F5 BIG-IP Local Traffic Manager (LTM) load balancer and Application security manager. CISCO CUCM: Install and configure Cisco Unified Communication Manager 9.0 and 12.4. Mikrotik Router: OSPF, BGP, NAT, DHCP, L2TP, IPSEC, PPP, Firewall etc CISCO WEB and Email Security Appliance: Install and configure CISCO ESA and WSA So you are requested to first discuss the project and requirements and after being satisfied please awarded me with the work. And definitely work will be delivered in time and in best quality. Thanking You Kazi mindre -
Ansæt azfatima512
I'm a freelancer with a strong background in web research, web scrapping, data entry, and eCommerce. With over 5 years of experience, I have the knowledge and expertise to help you with your projects. My attention to detail and accuracy make me a reliable source for any task that requires researching, collecting, and...I'm a freelancer with a strong background in web research, web scrapping, data entry, and eCommerce. With over 5 years of experience, I have the knowledge and expertise to help you with your projects. My attention to detail and accuracy make me a reliable source for any task that requires researching, collecting, and entering data. My services are available to you 24/7 to get the job done quickly and accurately. I have the skills and experience to ensure that your projects are completed on time and within the budget. Services and Skills List ✔ Product Searching ✔ Product Listing ✔ Web Development - Shopify, Bigcommerce, WordPress, Woocommerce, E-Commerce, eBay, Opencart, Etc. ✔ PDF into Fillable Forms ✔ PDF, Word, Excel, PowerPoint ✔ Data entry ✔ Typing ✔ Internet research ✔ Data mining ✔ Web research ✔ Web scraping ✔ Lead generation ✔ Bookkeeping ✔ Social Media Management mindre -
Ansæt dwinurhadi
I have been working with network devices and system admin for the past few years and have great experience with them. I am ready to be hired and start working on your projects today. ~regards | Cisco Expert Routing Switching | | VMware Expert | Juniper Router | HCNA Huawei | | Fortinet NSE1 NSE2 NSE3 | | PFSense...I have been working with network devices and system admin for the past few years and have great experience with them. I am ready to be hired and start working on your projects today. ~regards | Cisco Expert Routing Switching | | VMware Expert | Juniper Router | HCNA Huawei | | Fortinet NSE1 NSE2 NSE3 | | PFSense Advanced | FreeBSD Advanced | Mikrotik MTCNA MTCWE | Palo Alto Expert | | Docker | Docker Compose | Nomad | Kubernetes | Ansible Expert | Terraform | Scripting Automation | WebServer Nginx and Apache Expert | | MySQL Tune High Performance | Indexing | Tune Up | | Github Action | Gitlab Pipelines Expert mindre
