Freelancers Para Contratação

  • Computer Science
  • Segurança de computadores
  • Teste de Software
  • Online Users
Sugestões:
mais

Países

Localização específica

Exames

Remuneração por Hora (Dólares)

Avaliação

On-line

Mostrando 391 resultados
  • Contratar     ahad47
Contratar     ahad47

    ahad47 ahad47

    India $33 Dólares / hora
    Proactive Cybersecurity Professional/CEH/Pentester
    India
    6.4
    72 comentários 72 comentários $33 Dólares por hora
    I am a passionate cybersecurity professional with a diverse skillset and an appetite for tackling security challenges. I am confident that my diverse skillset and experience can provide valuable solutions to your specific challenges. Feel free to contact me for a confidential consultation to explore how I can help you...
    I am a passionate cybersecurity professional with a diverse skillset and an appetite for tackling security challenges. I am confident that my diverse skillset and experience can provide valuable solutions to your specific challenges. Feel free to contact me for a confidential consultation to explore how I can help you Things I do:- Penetration Testing & Vulnerability Assessments: I leverage industry-leading methodologies and tools to uncover hidden weaknesses in your websites, mimicking real-world attackers to mitigate risks before they become threats Digital Forensics: Like a modern-day detective, I meticulously analyze digital evidence, uncovering traces of malicious activity and piecing together the digital puzzle of cyberattacks. Computer/Phone Malware Analysis: My keen eye helps me dissect malicious software, By understanding its functionality and uncovering its origins to effectively neutralize its threat. Network Intrusion Detection: I specialize in conducting thorough analyses of your devices to identify and address potential infections, offering professional assistance in enhancing your overall cybersecurity. Account Recovery: When cybercrime strikes, I stand by your side, employing my skills to regain access to compromised accounts and restore normalcy. DDoS Protection: In the face of cyber threats like DDoS attacks, I stand as your steadfast ally, leveraging advanced measures to shield your digital assets, ensuring uninterrupted online operations, and maintaining resilience against malicious disruptions. Why me? Tailored Solutions: I collaborate closely with clients to understand their unique needs and tailor my approach to deliver optimal results. Proactive & Strategic: I go beyond simply identifying vulnerabilities; I provide actionable recommendations and guidance to build long-term security resilience. Clear Communication: I translate complex technical concepts into understandable terms, ensuring seamless collaboration and informed decision-making. Thorough & Detailed: I leave no stone unturned, ensuring every avenue of investigation is explored for a comprehensive understanding of the situation. Efficient & Discreet: I work swiftly and diligently while maintaining complete confidentiality, minimizing disruption, and protecting your reputation. Unwavering Support: Throughout the process, I offer guidance and support until a complete resolution is achieved. And even after the work is done I would be glad to help menos
  • Contratar ahad47
  • Contratar     AhmedMFakkar
Contratar     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $40 Dólares / hora
    Cisco Professional
    Egypt
    6.8
    124 comentários 124 comentários $40 Dólares por hora
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...
    I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Palo Alto 220, 550, 850 and 3200 and Fortigate 100E, 200E and 800E Firewalls. - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. menos
  • Contratar AhmedMFakkar
  • Contratar     SairaArifM
Contratar     SairaArifM

    SairaArifM SairaArifM

    Pakistan $50 Dólares / hora
    Linux Engineer | VoiP | AWS expert | Azure
    Pakistan
    1.8
    2 comentários 2 comentários $50 Dólares por hora
    Linux Engineer and Full stack dev Ubuntu Centos Kali linux Debian Rocky Linux Reactjs Nodejs Web development
    Linux Engineer and Full stack dev Ubuntu Centos Kali linux Debian Rocky Linux Reactjs Nodejs Web development menos
  • Contratar SairaArifM
  • Contratar     imranphp
Contratar     imranphp

    imranphp imranphp

    Pakistan $50 Dólares / hora
    Among Top Freelancers | Wordpress/Security/SEO
    Pakistan
    6.2
    96 comentários 96 comentários $50 Dólares por hora
    Hi, My name is Imran Ali working as a Freelance Developer, Coder & Designer for last 15+ years. Completed hundreds of projects on Freelancer. Basic Services Overview: Hacked Websites Recovery: ----------------------------- Can clean malware and fix hacked websites + Apply Security, Firewall for...
    Hi, My name is Imran Ali working as a Freelance Developer, Coder & Designer for last 15+ years. Completed hundreds of projects on Freelancer. Basic Services Overview: Hacked Websites Recovery: ----------------------------- Can clean malware and fix hacked websites + Apply Security, Firewall for Wordpress Responsive Websites Development: ------------------------------------------------- -- Static Websites (HTML/CSS) -- Dynamic (PHP/MYSQL) -- Wordpress (New Theme Dev, Customizing Themes) Error Fixing: -------------- Can fix bugs/errors on HTML/PHP/WP sites. Scraping Data: ------------------- Use PHP to scrap websites & store data in TXT/CSV/HTML/WP. Content Writing: --------------------- Well researched, Unique, SE friendly, Copyscape passed articles Design: ----------- Logos, Icons, Brochures, Cards, Letter-Heads Designing Amazon/Adsense Websites: ------------------------------------- Amazon Affiliate & Adsense Websites To Earn Money Online Search Engine Optimization: -------------------------------------------- On-Site and Off-Site SEO for more traffic & Higher Conversions menos
  • Contratar imranphp
  • Contratar     duakhann92
Contratar     duakhann92

    duakhann92 duakhann92

    Pakistan $10 Dólares / hora
    Copywriting | Resumes | PitchDesk | BPlans
    Pakistan
    2.2
    3 comentários 3 comentários $10 Dólares por hora
    Are you in need of an expert freelancer who can transform your ideas into compelling content? Look no further! With over 7 years of hands-on experience, I specialize in a wide array of skills, offering top-notch services in research writing, resume creation, PowerPoint design, business plans and content...
    Are you in need of an expert freelancer who can transform your ideas into compelling content? Look no further! With over 7 years of hands-on experience, I specialize in a wide array of skills, offering top-notch services in research writing, resume creation, PowerPoint design, business plans and content development. Expertise Highlights: Business Plans and Pitch Decks: Transform your business concepts into compelling narratives with my expertise in creating comprehensive business plans and attention-grabbing pitch decks. Whether you're seeking investors or presenting to stakeholders, I craft documents that articulate your vision and strategy persuasively. Research Writing: Whether it's business, market, medical, social science, or human resource research, I bring a wealth of knowledge and a meticulous approach to every project. My extensive background allows me to deliver well-researched, insightful, and data-driven content. Resume Expert: Crafting resumes that stand out in a competitive job market is an art. Let me leverage my expertise to highlight your skills and accomplishments, ensuring your resume captivates potential employers. PPT Design: I excel in creating visually stunning and impactful presentations. From corporate meetings to research lectures, I ensure that your message is not only communicated effectively but also leaves a lasting impression. Versatile Content Writer: Need engaging website content? I specialize in creating content that not only informs but also resonates with your target audience. From blog posts to product descriptions, I adapt my writing style to suit your brand's unique voice. menos
  • Contratar duakhann92
  • Contratar     servermaster
Contratar     servermaster

    servermaster servermaster

    Estonia $25 Dólares / hora
    Professional IT specialist
    Estonia
    4.6
    4 comentários 4 comentários $25 Dólares por hora
    About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...
    About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios, zabbix, cacti, grafana. SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail, kubernetes Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done menos
  • Contratar servermaster
  • Contratar     rupa37
Contratar     rupa37

    rupa37 rupa37

    Nepal $25 Dólares / hora
    System Administrator/DevOps Engineer/CICD/CLOUD
    Nepal
    4.0
    4 comentários 4 comentários $25 Dólares por hora
    I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise...
    I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise extends to a wide range of Linux systems, and I am well-versed in handling various distributions, ensuring their stability, security, and performance. I have a proven track record of successfully deploying web applications, guaranteeing smooth and reliable online experiences for users. One of my core strengths lies in managing system updates and applying security patches promptly, reducing vulnerabilities and minimizing downtime. My commitment to network security is unwavering, and I implement robust measures to protect data and maintain the integrity of systems. Furthermore, my proficiency in Cisco networking solutions allows me to design, configure, and troubleshoot complex network infrastructures, ensuring seamless connectivity and optimal performance. Additionally, I have a solid understanding of HPE (Hewlett Packard Enterprise) equipment, enabling me to efficiently manage and maintain these devices to meet organizational needs. With my extensive knowledge, practical experience, and dedication to staying updated with the latest industry trends, I am well-equipped to contribute significantly to any organization's IT operations, ensuring they run smoothly, securely, and efficiently. menos
  • Contratar rupa37
  • Contratar     Ahmed1elhadidi
Contratar     Ahmed1elhadidi

    Ahmed1elhadidi Ahmed1elhadidi

    Egypt $50 Dólares / hora
    ✅Mobile Apps ✅ Cybersecurity ✅TOP 3% ✅ Preferred
    Egypt
    4.2
    4 comentários 4 comentários $50 Dólares por hora
    I'm Ahmed, I hold a BSC in Computer Science and Mobile Development. I do my best to reflect My passion on the quality of my code. I'm a highly skilled developer with excellent UI skills and deep knowledge of iOS and Android. Previously a CTO in a small startup EMIC (Before Switching to Freelancer.com). Experienced...
    I'm Ahmed, I hold a BSC in Computer Science and Mobile Development. I do my best to reflect My passion on the quality of my code. I'm a highly skilled developer with excellent UI skills and deep knowledge of iOS and Android. Previously a CTO in a small startup EMIC (Before Switching to Freelancer.com). Experienced in: ✅ Flutter framework (Dart). ✅ iPhone, iPad, and Apple Watch development and Android. ✅ Clean software architectures. ✅ Reactive programming (RxSwift and Combine). ✅ Third-party dependencies (Cocoapods, Carthage, and SPM). ✅ Good daily practices (GitFlow, Continuous Integration, Continuous Delivery, Testing...). ✅ Databases: Core Data, Realm, SQLite, Firebase, Supabase. ✅ High UI skills, great design adaptations, and flawless, smooth animations. ✅ Push Notifications. ✅ Social Network integration: Facebook, Twitter, Instagram. ✅ Analytics: Firebase, Crashlytics, Google Analytics, AppsFlyer, Amplitude... ✅ CyberSecurity Penetration Tester. ✅ Red Team Certified By EC-Council. ✅ Advanced Python Programming menos
  • Contratar Ahmed1elhadidi
  • Contratar     AZTURK1
Contratar     AZTURK1

    AZTURK1 AZTURK1

    Azerbaijan $50 Dólares / hora
    Microsoft® Certified System Administrator
    Azerbaijan
    4.0
    11 comentários 11 comentários $50 Dólares por hora
    I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP...
    I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V, VMware Hypervisors (ESXI, vCenter), Proxmox, VirtualBox. ✅ Cloud Computing Platforms: AWS Amazon Web Services, Microsoft®, Google Cloud Platform(GCP). ✅ Self-Hosted Clouds: NextCloud, OwnCloud, Seafile. ✅ File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. ✅ Web servers: IIS, APACHE, NGINX ✅Scripting: PowerShell scripting, Bash Scripting ✅Containers: DOCKER, Windows Subsystem for Linux (WSL). ✅Backup Systems Veaam Backup, Iperius Backup, UrBackup. ✅ Mail servers: POSTFIX, EXIM, Microsoft Exchange 2000 to 2019, QMAIL ,Zimbra ,Mail Enable , SmarterMail, hMail. ✅ Database servers: MySQL, PostgreSQL ✅ Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik, PFSense, Zywall and other Routers; ✅ Data Storage Systems: Netapp, FAS, EMC, VNX; ✅NAS: FreeNAS, TrueNAS ,Synology, QNAP, Buffalo ✅ Monitoring ZABBIX, CACTI, NAGIOS ✅ Hosting Panels: WHM-cPanel, PLESK, CyberPanel, aaPanel Why Choose Me? ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** menos
  • Contratar AZTURK1
  • Contratar     dyjibran
Contratar     dyjibran

    dyjibran dyjibran

    Pakistan $8 Dólares / hora
    ERP|AWS|CCNA|MCSA|CyberSecurity|SIP|Asterisk|
    Pakistan
    3.6
    7 comentários 7 comentários $8 Dólares por hora
    "I'm a highly skilled IT and administrative professional with a strong foundation in Cisco networking as a Cisco Certified CCNA. My expertise extends to various IT domains, including MCSA, ERP software, MS365, Google Sheets,Power BI,Tableau,SharePoint,Email hosting, website development, web hosting, and logo design....
    "I'm a highly skilled IT and administrative professional with a strong foundation in Cisco networking as a Cisco Certified CCNA. My expertise extends to various IT domains, including MCSA, ERP software, MS365, Google Sheets,Power BI,Tableau,SharePoint,Email hosting, website development, web hosting, and logo design. I've successfully worked on a wide range of IT projects, from building and maintaining websites to crafting distinctive brand logos. In addition to my technical proficiency, I also possess a deep knowledge of financial management and accounting, making me proficient in total account management and maintenance. My multifaceted skill set allows me to offer a comprehensive range of IT and administrative services, from network setup and system administration to financial analysis and bookkeeping. I am passionate about helping businesses and organizations optimize their operations and IT infrastructure while ensuring financial stability. Let's connect and discuss how I can bring my expertise to support your specific needs." menos
  • Contratar dyjibran

Ei , veja aqui alguns freelancers que estão off-line

Ei , veja aqui alguns freelancers que estão off-line e correspondem ""