Freelancers Palkattavana
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Tuetut freelancerit
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I'm a system administrator with over 20 years of experience with Linux. Experienced with embedded environments and have reversed engineered a number of devices to implement new firmware (ie. OpenWRT). My experience and skills: o >15 years administering Linux systems (Debian/Ubuntu/Mint). o >15 years...I'm a system administrator with over 20 years of experience with Linux. Experienced with embedded environments and have reversed engineered a number of devices to implement new firmware (ie. OpenWRT). My experience and skills: o >15 years administering Linux systems (Debian/Ubuntu/Mint). o >15 years diagnosing faults with servers, desktops, & network devices. o Hardware Knowledge: - Experienced with various architectures Intel, ARM (32/64), & PowerPC. - Experienced with various bootloaders including BIOS, PXE, UEFI, & U-boot. - Knowledgeable in various bus systems including I2C, I2S, SPI, & UART - Proficient in debugging digital systems using standard tools - Over 20 years through-hole soldering experience (with some SMT as well) o Software Knowledge: - LAMP: Apache HTTP, MySQL & Memcache - Email: Exim, Postfix, Cyrus IMAP, experience with SPF & DKIM - Network Filesystems: iSCSI, NFS & Samba - Networking: IPv4, DNS, DHCP, Firewalls (iptable & nft), OpenLDAP, & OpenVPN - CVS: Git & Subversion o Programming Languages: - Shell scripting, including Linux init & TUIs - C programming, in particular Linux drivers & U-boot - Assembly language on various architectures (including 8051, Z80, 68k, PIC family). - Java, and JavaCard - Scripting languages including PHP, Perl & Python. vähemmän
Palkkaa Celliwig
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Professional software developer with over 15 years of overall experience in software development and maintenance looking for challenge projects fit my skills. Main specialization: * developing Windows Desktop and Web solutions (mainly using C, C++, C#, ASP.NET) * converting/translating/porting code from one...Professional software developer with over 15 years of overall experience in software development and maintenance looking for challenge projects fit my skills. Main specialization: * developing Windows Desktop and Web solutions (mainly using C, C++, C#, ASP.NET) * converting/translating/porting code from one programming language to another programming language. * writing wrappers around miscellaneous libraries, packages and SDKs, mainly for using it with other programming languages. * consuming network HTTP API * scrapping data from web sites WITHOUT Captcha Secondary specialization: * developing Linux and cross-platform solutions and utilities. I will not work with school/college/university assignments/projects/coursework/labs and other types of prohibited projects. vähemmän
Palkkaa vano101
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I have experience about - Network admin, Firewall, VPN SSL, OpenVPN... - Linux: CentOS, NoMachine, FTP, SVN server, Shell script - Windows desktop, PowerShell, Software - MS Office 365: SharePoint, Teams, Exchange, Power Automate, Outlook... - Azure: Azure Information Protection, Conditional Access, SSO, Hybrid Azure...I have experience about - Network admin, Firewall, VPN SSL, OpenVPN... - Linux: CentOS, NoMachine, FTP, SVN server, Shell script - Windows desktop, PowerShell, Software - MS Office 365: SharePoint, Teams, Exchange, Power Automate, Outlook... - Azure: Azure Information Protection, Conditional Access, SSO, Hybrid Azure AD, Intune management, Azure VMs.. - Windows server: Active Directory, Domain controller, GPO, DHCP, DNS, SQL server... - VMware, Virtual Desktop, Hyper-V - Programming language: C/C++/PowerShell/Python/C# - Email server, VPS - Helpdesk support: PC, printer, troubleshoot problem... vähemmän
Palkkaa hieuhoang117
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touhidecevw touhidecevw
$50 USD / tunti
Network & System Specialist|CCNP|Fortinet|RHCE|CEHBangladesh✅As a highly skilled and experienced network and system administrator with over 08 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 08 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. ✅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. ✅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 ✅VMware ESXi, VMware Workstation, VirtualBox, and Proxmox. ✅Ubuntu, Red Hat, CentOS, Debian, openSUSE, and Kali Linux distributions. ✅Windows server administration (Windows Server 2008, 2012, 2016, etc.), 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 vähemmän
Palkkaa touhidecevw
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android2014213 android2014213
$35 USD / tunti
System Admin. (Linux, Windows, cloud) and DevopsIndiaFreelancer, having 10+ years of experience as a Linux/Windows System Administrator, Devops and Cloud Engineer. I am well experienced in System Administration, so including but not limited to: Mail Server: Zimbra, postfix, sendmail, PowerMTA Web Server: Apache, Tomcat, Nginx Scripting: shell scripting Control Panel:...Freelancer, having 10+ years of experience as a Linux/Windows System Administrator, Devops and Cloud Engineer. I am well experienced in System Administration, so including but not limited to: Mail Server: Zimbra, postfix, sendmail, PowerMTA Web Server: Apache, Tomcat, Nginx Scripting: shell scripting Control Panel: Plesk, WHM, Cpanel, Webmin, Virtualmin Virtualization: KVM, VMware, Citrix Xen Server, VMware Esxi, Proxmox, Advanced KVM command-line Security Compliance: PCI-DSS, DISA STIGs. Devops Tools: Docker, Docker-compose, Jenkins, GitHub,Vagrant, Vagrant with Docker as provider , Ansible, Foreman, Docker Swarm Network: Router configuration of cisco router, modem. IP subnetting. Database: Mysql, Postgresql, Oracle, MS-SQL Accounting: Tally 6.3, Tally ERP 9 on Linux Operating System: Debian-{8,9,10}, Centos-{3,4,5,6,7}, Ubuntu-{12,14,16,18,20.04,22.04}, Windows server -{2003, 2008, 2012, 2016, 2019,2022} Private cloud: Eucalyptus (Ubuntu Enterprise cloud) Cloud: AWS, Gcloud, Azure create VPC, public-private subnet, route table, Internet gateway, network acl, amazon ec2 instance Migration, updation. ERP: ERPnext Multitenant, ERPnext in Google Cloud K8s cluster with CEPH storage Log Server: Solarwind Kiwi syslog Domain Server: Windows AD, Samba4 Server provisioning and PXE installation for Linux and Windows. Source code Compilation and Cross compilation for various architecture. Server Administration, Webhosting, Web migration, Web and DB performance tuning, SSL Certificate Installation, Shell scripting, Deployment of various software and server, Mail server etc. Postgresql cluster, high availability, Load balancing. Master-master Replication. GlusterFS Replication and Geo-replication. Linux Distros: Kiosk live image. FFMPEG, v4l2loopback, Proxy: Haproxy MongoDB Replicaset on multi-node docker container. vähemmän
Palkkaa android2014213
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Hello, this is Martin, Software Engineer. I work every day as a Python developer, I am a real specialist and Senior developer for backend applications. But I am not limited to that exclusively. I have many relevant skills to assist and help you. Since 2012 in this business has made me learn and sharpen my skills...Hello, this is Martin, Software Engineer. I work every day as a Python developer, I am a real specialist and Senior developer for backend applications. But I am not limited to that exclusively. I have many relevant skills to assist and help you. Since 2012 in this business has made me learn and sharpen my skills in the fields: ● Linux server administrator ● Django web applications ● Raspberry (software and hardware integration) ● Arduino programs ● Hardware automation ● Web development ● APIs (Creation and consumption) ● Databases management Cases that I love to work with: ● Python applications to automate any kind of process ● APIs creation to be used in the front end ● Raspberry solutions ● Hardware integration, even if it is not well-known hardware ● Electronic implementations to guarantee the accuracy of sensible procedures I use the newest and most advanced up to date languages and frameworks, including Python, Django, RestFramework, and many others, so I can guarantee that there is no lack of quality in my work. My most valuable service is related to post support. I don't disappear after delivering my work, I will stay with you until you are completely happy. Bringing you free support for any issue related to my code, that's the warranty I offer to my clients. I will be here to assist you anytime, waiting for your enquiry. Thanks for taking the time to review my profile. Kind regards. Martin vähemmän
Palkkaa martini002
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I am currently working as a Senior Software Engineer / Software Architect for a leading outsourcing company based in Ho Chi Minh City, Vietnam from August 2003 to now. I am a hands-on, highly competent software engineer with 11+ years experience in designing, programming and testing software across a variety of...I am currently working as a Senior Software Engineer / Software Architect for a leading outsourcing company based in Ho Chi Minh City, Vietnam from August 2003 to now. I am a hands-on, highly competent software engineer with 11+ years experience in designing, programming and testing software across a variety of platforms. I have worked on numerous projects. I am experienced in developing and sustaining enterprise solution applications. I have travelled to onsite and worked with customer support team to help resolve customers' critical issues. I have excellent analytical, problem solving, technical, interpersonal, and communication skills both in my native language (Vietnamese) and in English. -Technical Skills: + Languages: C/C++, Java, Visual Basic, HTML, ASP, JavaScript, Python, Perl. + IDE: Visual Studio, Eclipse. + DBMS: MS SQL Server, Oracle, MySQL, MariaDB, PostgreSQL, Sybase. + Concepts: OOP, Entity-relationship model, Data flow diagram, Design Pattern. + Operating Systems: Windows, Linux/Unix, DOS. + Packaging/Installation: InstallShield, Windows batch script, Linux/Unix shell script. + Web servers: Apache, Tomcat, Microsoft IIS. + Network protocols: SNMP, IPv4, IPv6, HTTP, HTTPS, TCP/IP, UDP, SMTP. + Have extensive working experience with CMU SNMP and NetSNMP libraries for network monitoring solution. vähemmän
Palkkaa cuongbang
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"Your success is my utmost priority, as my progress depends on it." You can never go wrong working with me because I cherish the relationships we build more than anything else. You can experience the same level of service professionalism that generated reviews, such as: ✅ "Did a great job before deadline." ✅ "Pure..."Your success is my utmost priority, as my progress depends on it." You can never go wrong working with me because I cherish the relationships we build more than anything else. You can experience the same level of service professionalism that generated reviews, such as: ✅ "Did a great job before deadline." ✅ "Pure Excellence!!! Shall continue to use his services in the future." ✅ "Did a great job. Fixed the issue quickly. Will hire again." ✅ "Gets work done right away wow so fast really fast actually exceeded my expectations great job mate!!!" Want to work with the BEST who understands that in achieving your goals and ensuring you succeed, his success ultimately depends on yours? The guy behind many project successes, with over 97% completed on time and within budget with 9% of ongoing work in progress. As seen on my profile, I have an average review of 5.00 (★★★★★) stars for 91% of the jobs completed for my clients, while others are ongoing. This means your chances of getting the best service are very high with me. Below are some services I offer (but am not limited to because of space constraints): ✅ PROGRAMMING SERVICES Python VBA PHP JS ✅ WEBSITE DESIGN SERVICES API integrations HTML/HTML Email Templating CSS/CSS3 & Bootstrap, Responsive Pages and Sites WordPress, WIX, and Drupal (Installation, Demo upload, Migration, Speed Optimization, Theme Installation/customization and Plugin Customization) ✅ DATA ENTRY SERVICES (Google Sheet, MS Excel, Google Docs,MS Word, PPT, etc.) Document Creation, Modification & Conversion in any format, eg PDF, Word, Excel, CSV, etc. Interactive Electronic PDF Forms with Field Validation, Auto Calculation, and Auto Population. Mail Merge Creation, Modification & Conversion Excel Formulas and functions (complex/standard functions) ✅ IT SUPPORT SERVICES Microsoft Office and Office 365 Support Active Directory and Windows Server Support Computer Networking & Support Desktop/System Administration Support Website Hosting Support ✅ DATA SERVICES Data scraping, cleaning, wrangling, analysis, and visualization (Tableau, Power BI, Click Sense, Click View, etc.). Business Intelligence Product Analysis ✅ EXTRA Contact List (VCard) creation for all platforms (Apple, Android, Outlook, etc.) Credit Note Creation & Modification Virtual Assistant/Support Customer Relationship Management (Zoho CRM, HubSpot CRM, Streak CRM, etc.) Project Management Payment Gateway integration Researching (Products, Market, internet, etc.) Fast communication, kindness, and meeting deadlines are my soft skills. Client satisfaction is my main goal. Don't hesitate to contact me if you want the highest quality for your project by clicking on the blue "Contact" or “Request Quote” button on this page. I look forward to having a positive working relationship with you. vähemmän
Palkkaa Bwatter
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Consultant, Solution Architect, Enterprise System Integration Specialist with Healthcare/Telecom/Finance domain specialization Areas Of Expertise: .Net, Java, Python,C++, Delphi,SQL Server, Analysis Services,OLAP, Data Warehousing, SSRS, SSAS, XML, Azure, Cloud Computing, VBA, Windows Mobile, Android, iPhone,...Consultant, Solution Architect, Enterprise System Integration Specialist with Healthcare/Telecom/Finance domain specialization Areas Of Expertise: .Net, Java, Python,C++, Delphi,SQL Server, Analysis Services,OLAP, Data Warehousing, SSRS, SSAS, XML, Azure, Cloud Computing, VBA, Windows Mobile, Android, iPhone, DICOM, HL7, Sharepoint, Microsoft CRM . AJAX, WCF , WPF, ASP.Net MVC, HTML5, Delphi, QuickBooks, MS Access, MS Excel, Go vähemmän
Palkkaa DebasisB
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I have experiences in the following fields. Video editing: FFmpeg, AviSynth, VapourSynth; scripting and complex filters in FFmpeg/Avisynth, advanced video denoise methods (e.g.: Non-Local Means, BM3D), operations on video files, including intro creation (primarily in Blender), logo and subtitle overlays, zoom and pan...I have experiences in the following fields. Video editing: FFmpeg, AviSynth, VapourSynth; scripting and complex filters in FFmpeg/Avisynth, advanced video denoise methods (e.g.: Non-Local Means, BM3D), operations on video files, including intro creation (primarily in Blender), logo and subtitle overlays, zoom and pan by custom scripting, video stabilization, working with older VHS/MPEG2 sources, high quality deinterlacing, colorspace transformations, etc. (preferred output container formats: mp4, mkv, mov) Preferred encoding type is H.264 with x264, though do have experiences with ProRes, H.265/x265, DivX/Xvid, MPEG2, MotionPNG, VP9, and the most recent AV1 encoder, as well as with NVEnc. Audio editing: noise reduction and volume level normalization, working with text to speech engines, minor audio processing / correction works. 3D modelling and animation rendering: Blender / Cycles (mainly with 2.79b): examples: larger scale CPU and GPU rendering, photorealistic shaders, using HDRI environmental textures, creating and rendering animations like 3d logos, fine rotation/translation of objects & camera motion; some example works are under: "Recently completed 3D modells". Image editing: Gimp, ImageMagick. It also includes: high quality upscale (e.g. Spline64) and superresolution upscale methods (e.g. Waifu2x and AI based Super-Resolution image upscale methods with custom training/test sets of images (EDSR)). Programming: including numerical modelling & optimization tasks. (e.g.: MC simulations, optimizations, some example works are under: "Completed another programming works"). Speech to text conversion with AI based models. vähemmän
Palkkaa tamas421
