Wireless Engineers For Hire
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I am an experienced Embedded Systems and IoT Developer with a strong background in Python and C++ programming, specializing in end-to-end development of automation and connected device solutions. I have hands-on expertise working with a wide range of microcontrollers and platforms including Arduino, ESP32, Nordic (nRF...I am an experienced Embedded Systems and IoT Developer with a strong background in Python and C++ programming, specializing in end-to-end development of automation and connected device solutions. I have hands-on expertise working with a wide range of microcontrollers and platforms including Arduino, ESP32, Nordic (nRF series), PIC, and Atmel (AVR, SAM). My skill set spans both hardware and software, allowing me to take projects from concept to prototype and production. This includes schematic design, PCB layout (using tools like Altium, Eagle, KiCad, and EasyEDA), firmware development, and integration of sensors and communication protocols like BLE, Wi-Fi, LoRa, Zigbee, UART, I2C, and SPI. I focus on building efficient, low-power, and reliable solutions for home automation, industrial control, wireless communication, and IoT applications. Whether it's developing custom firmware, designing PCBs, or creating scalable IoT systems, I deliver high-quality and well-documented results. less
Hire alishba438
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touhidecevw touhidecevw
$60 USD / hour
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. less
Hire touhidecevw
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acsaneibogdan97 acsaneibogdan97
$55 USD / hour
Sr. Network & Security Engineer| CCNP, NSE5, PCNSERomaniaCertified CCNP | NSE5 | PCNSE with 4+ years of experience securing enterprise networks. I specialize in firewalls, VPNs, and network troubleshooting with Cisco, Fortinet, and Palo Alto – ensuring uptime, performance, and security. How I Can Help You: • Secure your network against threats using robust firewall and VPN...Certified CCNP | NSE5 | PCNSE with 4+ years of experience securing enterprise networks. I specialize in firewalls, VPNs, and network troubleshooting with Cisco, Fortinet, and Palo Alto – ensuring uptime, performance, and security. How I Can Help You: • Secure your network against threats using robust firewall and VPN solutions • Optimize network performance for critical business applications • Implement resilient network architectures with redundancy and failover • Troubleshoot and resolve network outages rapidly to minimize downtime. Core Skills: • VPNs: IPsec, SSL, L2TP, PPTP, OpenVPN (secure remote access) • Routing & Switching: BGP, OSPF, VLANs, EtherChannel, HSRP, VRRP, STP, VTP • Firewalls & Security: Cisco ASA, Firepower, Fortigate, Palo Alto, pfSense, SonicWall, Ubiquiti, OPNSense • Wireless: Cisco, Ubiquiti, Aruba, Fortinet, and Ruckus APs Certifications: • Cisco: CCNP Enterprise, CCNP Security, CCNA CyberOps, CCNA • Fortinet: NSE4, NSE5 • Palo Alto: PCNSA, PCNSE • Juniper: JCIA • Aruba: ACMA (Mobility), ACSA (Switching) Hands-On Experience: • Cisco: ISR 1000, 4000, ASR 1000, Nexus 9200, 9300, 9500, SG- 300, SG-350, SG-500 ASA 5505, 5506-x • Cisco Umbrella, Meraki, FMC, FTD, Duo, AMP for Networks • Wireless Solutions: Cisco 9100 series APs, Ubiquiti APs, Aruba 635 APs, Fortinet and Ruckus APs for enterprise Wi-Fi solutions • Palo Alto: PA-400 series, PA-800 series, PA-1400 series, PA-VM, Panorama • Fortigate: 40F, 60F, 80F, 100F. • Juniper: EX2300, EX3400, EX4300 • HPE: Procurve 2650 and 2910 • Aruba: 8325, 6200F • SonicWall • pfSense, OPNSense, CheckPoint, TP-Link, Fritzbox Let’s secure and optimize your network together. Send me a message – I would love to help you! less
Hire acsaneibogdan97
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Zephyr RTOS contributor and Technical Product Manager with 2 years of product management experience and 9+ years of hands-on technical expertise in IoT, embedded systems, and smart home technologies. Proven ability to bridge engineering and business needs, leading cross- functional teams to deliver...Zephyr RTOS contributor and Technical Product Manager with 2 years of product management experience and 9+ years of hands-on technical expertise in IoT, embedded systems, and smart home technologies. Proven ability to bridge engineering and business needs, leading cross- functional teams to deliver scalable hardware/software solutions. Deep knowledge of wireless protocols (BLE, Zigbee, LoRa, Matter) and agile product development. less
Hire molinary20
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amirrmusavifr amirrmusavifr
$20 USD / hour
🟢AI 🟢ML 🟢NLP 🟢DL 🟢MATLAB 🟢PYTHONCanadaMachine Learning (ML), Matlab and Mathematica, Electrical Engineering, Python, Telecommunications EngineeringI have master in Electrical Engineering, I'm expert with following skills: IMAGE PROCESSING (MATLAB & PYTHON) * Digital Image Processing * Image Classification * Image Segmentation * Machine learning * Neural Network * Deep Learning * Object Detection NATURAL LANGUAGE PROCESSING * Question Answering *...I have master in Electrical Engineering, I'm expert with following skills: IMAGE PROCESSING (MATLAB & PYTHON) * Digital Image Processing * Image Classification * Image Segmentation * Machine learning * Neural Network * Deep Learning * Object Detection NATURAL LANGUAGE PROCESSING * Question Answering * Sentiment Classification * Named Entity Recognition (NER) * Part of Speech (POS) tagging * Lemmatization REINFORCEMENT LEARNING * Deep Q-Network * Model-free and Model-based training DIGITAL SIGNAL PROCESSING (MATLAB & PYTHON) * Estimation / Detection * Digital Communication Systems * Mathematics * Kalman Filter * Tracking System less
Hire amirrmusavifr
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My name is JAMAL and I can help you with Mobile/Web App Development using Flutter Development with following human resource: With over 2 years of hands-on experience in Flutter development, he has been involved in the complete mobile app lifecycle—from planning and UI/UX design to development, deployment, and...My name is JAMAL and I can help you with Mobile/Web App Development using Flutter Development with following human resource: With over 2 years of hands-on experience in Flutter development, he has been involved in the complete mobile app lifecycle—from planning and UI/UX design to development, deployment, and maintenance. He has successfully launched 20+ apps on the Google Play Store, each reflecting his commitment to delivering reliable, user-friendly, and performance-optimized solutions. Alongside mobile development, he specializes in AI-powered solutions. His technical toolkit includes: Python scripting for automation and data processing Node.js for building scalable and efficient backends SQL Server for robust database design and management This combination enables him to not only build intelligent front-end experiences but also design and maintain the data-driven systems behind them. He thrives on merging creativity with technology, whether it’s integrating AI into mobile workflows, automating complex processes, or architecting scalable solutions. He is willing to contribute his skills, creativity, and problem-solving mindset to your innovative team and help shape the future of smart software solutions. He would welcome the opportunity to discuss how his background and vision align with your mission. I myself have expertise in following fields of technology. (Apart from my experience, I will get idea from you and will deliver the complete working project) a. Microcontroller programming; 1. Nordic (nRF51, nRF52, nRF53) 2. TI (CC13xx, CC25xx, CC26xx, CC32xx) 3. 8051 (Atmel, Intel, Nuvoton) 4. STM (STM8, STM32, BlueNRG-1, BlueNRG-2) 5. AVR (8- Bit, 32-Bit) 6. Cypress BLE PSoCs 7. Dialog's DA1458x, DA1453x 8. ESP12, ESP32 b. Electronic Development Boards; 1. Arduino 2. STM32 Discovery 3. TI's Launchpad c. Electronics Modules; 1. RFID and Fingerprint Module 2. RF Tranceivers(Silicon Labs chips, Zigbee, Wifi and Nordic etc) 3. Camera Modules(Omnivision) 4. SD card and memory chips 5. All type of displays ie LCD, GLCD, TFT, LED, OLED etc 6. IoT Modules d. Computer Software 1. Keil, Code Composer Studio 2. AVR Studio, MPLAB, STVD 3. Altium, Eagle 4. Cypress PSoC Creator 5. Android Studio I can develop android apps and IoT projects with online database management. less
Hire amelectronics
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Top 1% in the Freelancer.com Community. I am excited to offer 16+ years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your...Top 1% in the Freelancer.com Community. I am excited to offer 16+ years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Wireless(Cisco,Unify,Grandstream,Fortigate) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" less
Hire RafimKs
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Professional Linux and Network engineer with history of completing more than 430 critical projects. Specialist in securing network from unauthorized access. Other than Installation and Configuration I am highly Specialized at troubleshooting issues arising during day to day tasks involving both Network and Web...Professional Linux and Network engineer with history of completing more than 430 critical projects. Specialist in securing network from unauthorized access. Other than Installation and Configuration I am highly Specialized at troubleshooting issues arising during day to day tasks involving both Network and Web Development related applications and scripts. OS experience include: Linux (CentOS/Debian/Ubuntu), FreeBSD, Solaris, & Windows. less
Hire turaab
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[A] 1 ) I have over 20 years of experience in PCB Layout / Hardware / RF / EMI / Firmware designs. We can complete various design and layout requirements and Android / iOS app development. # 8051 MCU / ARM Embedded system / Arduino / STM32 / IM6x / AVR / TI MSP430x / PIC / Ri-Pi # WIFI / BT / BLE / GPS ...[A] 1 ) I have over 20 years of experience in PCB Layout / Hardware / RF / EMI / Firmware designs. We can complete various design and layout requirements and Android / iOS app development. # 8051 MCU / ARM Embedded system / Arduino / STM32 / IM6x / AVR / TI MSP430x / PIC / Ri-Pi # WIFI / BT / BLE / GPS # LCD / DTV / MD / Web Camera # LED / Lighting # LCD Inverter / Touch sensor # NIC / LAN / KSZ9031RNX / LAN8720 # IOT / NRF52832 / ESP8266 / TI CC26xx / NRF52xx # RPI3 / CM3 / CM4 / UP CORE PLUS Carrier board # LTE / Quectel EC25 / BG77 / BG95 / BG96 # Battery / Solar Charger # BMS ( Battery Management System ) # IO-Link Expansion board ( MAXIN MAX14819ATM+ , TI, ST ) # Audio / Codec / CSR / HFP / HSP / AMP 2 ) I can use as below to design and layout. # Altium / Protel99SE # Eagle # PADS # KiCad # OrCad / Allegro # Proteus # DipTrace 3 ) I can communicate well in English, please contact us by e-mail or s-k-y-p-e me (saludpcb) to find out relevant details. 4 ) I also have to provide PCB layout design service ( super low price ) # For PCB layout: 2 ~ 4 Layers -> $0.4 ~ 0.6 USD per pad 6 ~ up Layers -> $0.8 ~ 0.8up USD per pad # For reprinting of schematic and component, quotation will vary by each case. # A minimal of $100 USD 2L / $200 USD 4L / $300 USD 6L will be charged for each case. What I can do are: # 1,2, 3, 4, 6, 8, .... layers ( PCB / FPCB ) # High Speed and High Density PCB layout # Differential Signal PCB layout # RF Signal PCB layout # 3D Models / FreeCad 5 ) PCB / PCBA manufacture ( EMS ) # Prototype assembly # Components procurement # High quality # Quick, 24hr lead time # Low cost [B] 1. I have 15-year translation experience and good at excel, word, numbers, keynote ... etc. 2. I can do English <-> Chinese ( traditional and simplified ) translation in Business, Electronic Technology, Website, Video, Disaster Reduction and App related fields. 3. Please contact me by e-mail or leaving messages to discuss any related issues. 4. Hope to have an opportunity to work with you. 5. I am currently Bloomberg’s freelancer for some translation work. less
Hire lydialin2000
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LED32 Lighting We implement our customer’s needs into commercial products for the global market. From conceptualization to mass production, LED32 Lighting carries your LED driver, sensor, or LED module through the entire development cycle. Our clients not only receive electronic engineering services, but also a...LED32 Lighting We implement our customer’s needs into commercial products for the global market. From conceptualization to mass production, LED32 Lighting carries your LED driver, sensor, or LED module through the entire development cycle. Our clients not only receive electronic engineering services, but also a competitive product to lease and sell in their target markets. Electronic Engineering. We design, prototype, and produce #custom #electronics IngenierÃa Electrónica.Diseñamos, prototipamos y producimos electrónica https://www.instagram.com/led32lighting less
Hire jpbriz80
