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Network Security Job Cost Overview

Typical total cost of Upwork Network Security projects based on completed and fixed-price jobs.

Upwork Network Security Jobs Completed Quarterly

On average, 86 Network Security projects are completed every quarter on Upwork.

86

Time to Complete Upwork Network Security Jobs

Time needed to complete a Network Security project on Upwork.

Average Network Security Freelancer Feedback Score

Network Security Upwork freelancers typically receive a client rating of 4.75.

4.75
Last updated: August 1, 2015
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  1. Sergey Zinchenko

    Sergey Zinchenko Agency Contractor

    Senior iOS, Android and Delphi developer. Software Engineer.

    Russia - Last active: 1 day ago - Tests: 8 - Portfolio: 12

    I am from Rostov-on-Don, Russia. I have a diploma in mechanics, mathematics, and Computer-science, as well as 4 years of full life cycle software design, development and maintenance. My experience makes me an expert in Objective-C, iOS SDK, Java, Android SDK, Delphi and best practices. I able to jump into any project to fulfill any unexpected vacancy to drive the project to completion on time and within the budget. Over the past few years I have successfully developed and published many applications for Apple Appstore and Google Play. This illustrate my performance, responsibility, and high level of interest. Separately, I would like to give a list of names of known things that I well know how to use: ✔ Objective-C, ARC, Cocoa Touch, Foundation Kit Framework, UIKit Framework, iAd Framework, MapKit Framework ✔ CoreData Framework, SQLite, SQL ✔ AVFoundation, OpenGL, OpenAL ✔ CFNetwork, HTTP, SOAP, JSON, XML, REST, TCP/IP, UDP, SSL ✔ CoreLocation, Push notifications, Zlib, threading. Now I'm ready to turn your ideas into great mobile apps and to find a long-term partnership. Please contact me if you are interested.

    Groups: Application Developers Alliance

    Associated with: S Media Link

    $25.00 /hr
    2,317 hours
    4.95
  2. Irfan A.

    Irfan A.

    Expert QA/Tester Mobile(iOS,Android,WinPhone)/Web/Desktop applications

    Pakistan - Last active: 1 day ago - Tests: 2 - Portfolio: 8

    I have been working in IT industry for more than 10 years. I started my carrier as a .net developer and then moved to QA. I have managed various QA projects for different platforms (Web, Desktop, Mobile Platforms). I have good communication skills that is why I can find common language with my team and customers. My knowledge and skills cover all areas: from manual testing to project management and automation of the agile team. Reasons to hire me? * Experienced in handling multiple project and multiple teams at the same time with assurance of quality product. *Have experience of working with teams all over the world. *Web security testing expert. * Have Worked on more than 100 projects (Web, Desktop, iOS, Android, Blackberry, WinMobile). * Expert in Mobile application testing(Android + Robotium, iPhone, iPad, Blackberry) * Has Experience of Load testing(Loadrunner, Jmeter). * Expertise in automation testing(QTP, Testcomplite, Selenium). * Experience in web services testing * Expertise in creating testing documents such as test cases, test plan, weekly status report, daily status report, bug reporting. * Good understanding of Software Development life cycles * Possesses good communication and Analytical skills Devices available for testing: *Mac OSX 10.7 *Windows 7, Win 8 *iPhone 4(6.1.3) *iPhone 5(6.1.4) *iPad 2 (6.1.3) *Android DesireHD (2.3.5) *Samsung GalaxyS3 (4.1.2) *Samsung GalaxyS4 (4.2.2)

    $11.11 /hr
    3,992 hours
    4.99
  3. Anna Ignatenkova

    Anna Ignatenkova Agency Contractor

    High-quality services and work products

    Russia - Last active: 1 day ago - Tests: 3 - Portfolio: 4

    I have 10-years experience of software development (mainly C/C++ programming in large IT companies). Working experience and education give me understanding of good code and software architecture design and allows to develop reliable and easy maintained applications and systems. In my freelance career I’m using the best practices and focusing on providing the best possible solutions in a reasonable timeframe. I am interested in participation in a project allowing to apply and improve my skills. I like to learn something new and participate in research.

    Groups: Application Developers Alliance

    Associated with: Prof-Approach

    $25.00 /hr
    2,652 hours
    5.00
  4. Herson C.

    Herson C.

    Linux Guru (Sysadmin, DBA, Web development, Samba, VoIP)

    El Salvador - Last active: 11/11/2014 - Tests: 8 - Portfolio: 4

    Over the last 15 years I've been working in development, system administration, database administration, security, network monitoring, web hosting reseller, network architect, Java architect, IT consultant, etc.

    $27.78 /hr
    1,259 hours
    4.91
  5. Arti Agrawal Agency Contractor

    Top Rated | 2500+ hrs | IOS | Android developer | Webservices | Swift

    India - Last active: 1 day ago - Tests: 7 - Portfolio: 16

    Over the last 10+ years i have been developing a wide range of mobile, desktop, web applications on different platforms including Java, IOS, Android, J2EE, PHP. I am having a strong hands on experience in developing cutting edge solutions for different industry needs. I have served various industry by providing the software solutions for different devices including medical, telecom, e-commerce, service industries, B2B solutions, finance sectors and government agencies. I proactively come up with great ideas and solutions for industry needs. Putting up best approaches, processes and strategies to achieve the goal in limited time-frame. Following are some categories of applications that i have done : - Telecom - Medical and healthcare applications - Bluetooth connectivity and BLE enabled apps - ibeacons - Image processing, editor, makeup and makeover apps - Location based and GPS enabled applications - E-commerce apps - Resaurant apps, food ordering, delivery tracking, online shopping apps - Augmented reality apps - Video editor - Social networking, Photo sharing and applications similar to instagram and facebook - Chat/Instant messaging applications, text chat, audio calling, VOIP, SIP - Utility applications - Point of sale and service applications for B2B customers. My expertise covers: - iOS (iPhone/iPad) Development, Android Development - Strong Objective C, SWIFT, Java, PHP programming skills - Working on complex features of IOS - Working with latest Xcode and IOS SDK - Experience with Eclipse IDE, Android Studio IDEs. - Social integration like Facebook, Twitter, LinkedIN - Cloud server deployment - Location Based Applications - Google Map Service, Foursquare API, Google Maps API V2, Geo-fencing and tracking, Parse SDK - In app purchase, Push Notification by using APNS - Image editing and image processing, Image Manipulation, Photo Filter, Saturation, Sharpness, Contrast, Hue, Brightness, etc. - Camera API - Audio/Video Processing - iBeacon development : integration with Gimbal, Estimote ibeacons. - Backend, Web service, JSON, XML, REST, SOAP, MySQL, SQLite, HTML5, PHP, Java, Dot Net - Web Design (HTML4/5, JavaScript, PHP5) - Github, SVN, Redmine, JIRA, Testflight, Dropbox, Amazon - Advertise : iAd, Admob, Adwirl - Barcode QR code scanning - Apple store application upload, Google Play application upload - Security using encryption and decryption algorithm implementation in applications. - Technical documentation Others - I have worked for long time on highly distributed development environment. - Working and managing different development teams, coordinating with them on development and deliveries. - Committing the code remotely and merging, branching and releasing the customer builds. - Regular Skype meetings, proper and timely status update emails. - Scrum calls. - Weekly or bi-weekly sprint plans, and build releases - Test build distribution via testflight - Overlapping few or all working hours with the clients on located in different timezones. - Project development, management, planning, bug reporting and fixing. Ads integration: - Revmob SDK, chartboost SDK, Google Admob SDK, iAd, Playhaven SDK, AppLovin Application Analytic: - App Analytics integration with Google Analytics, Localytics, Flurry Analytics - I am very competent in working with agile development tools such as JIRA, Redmine, Assembla, Pivotal tracker and much more for task management and sprint planning. - Experience working with the source control tools such as Github, SVN, subversion, bit bucket, TFS etc. Experience in : - PHP, .NET C# webservices and APIs - Amazon web APIs Expertises:- UIKit, AutoLayout, CoreText, CoreImage, CoreAnimation, Social Framework, Interactive Pop Gesture, CocoaPods I look forward to serve you BEST and provide you the best solution that you are looking for. -- Best Regards, Arti Agrawal Senior Mobile Developer

    Groups: Application Developers Alliance

    Associated with: CANOPUS INFOSYSTEMS PRIVATE LIMITED

    $13.33 /hr
    2,180 hours
    4.85
  6. Alfonso Valdes

    Alfonso Valdes

    Linux / Amazon AWS / WHM WordPress / Nginx / Security / Docker DevOps

    Mexico - Last active: 1 day ago - Tests: 4 - Portfolio: 6

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High Performance, Hardening Servers, Migrations, Ethical hacking, Development Operations - DevOps, Open Source services and Server optimization. Lately Building WordPress hosting environments highly available and scalable in AWS/DigitalOcean/Google Compute/Azure. Certifications such as: Certified Ethical Hacker - Red Hat Certified Engineer - Cisco CCNA. Expertise in: MIGRATIONS: Wordpress/Magento/LAMP/Cpanel migrations. Helped dozens of clients migrate their web sites and applications into the AWS, Digital Ocean, Google Cloud Compute. Design and build Web Servers with HIGH PERFORMANCE (LAMP, NGINX/python, Nginx/Varnish, Nginx/php-fpm, Jboss, Apache Tomcat and Varnish) - Improve and Fix performance issues, service optimization, security issues and deployments. WORDPRESS HIGH PERFORMANCE AND TRAFFIC SITES IMPLEMENTATIONS: Improve Wordpress performance, design a cloud hosting with complex services using Wordpress, Wordpress multisite, wordpress + woocommerce, wordpress with NGINX/varnish , integration with CDN, Memcached/Redis, Amazon S3, etc etc. Build an entire HOSTING environment from design, implementation and maintenance. MALWARE removal and analysis: WordPress / Magento / Joomla Malware removal and remediation, Incident handling and Forensics analysis. BOOST and optimize websites with: NGINX, Varnish, REDIS, Amazon S3, Memcached, APC, apache tunning and mysql tunning, Amazon CloudFront and more. Amazon Cloud Computing ( AWS ) - AMAZON EC2, Amazon CDN S3, Amazon RDS, Amazon ELB, Amazon AutoScaling, Amazon VPC, CloudFront, Route53, etc. Also Management of multiple Control panels like Rackspace Cloud Computing, SoftLayer, GoDaddy, HostGator, dreamhost and MediaTemple. DevOps and Continuous integration: Docker + vagrant, Vagrant + Puppet, Puppet + Git, Docker + Ansible. Continuous integration with Jenkins, travisCI, distelli and more... Designing and deploying scalable & Highly available systems such as: Amazon Load Balancing (ELB), Hearbeat, HAProxy, Mysql cluster, Nginx Load Balancer, Apache cluster... Network and web security such as: Vulnerability Assessments, Hardening servers, security audits, Penetration testing, Virus/Malware/Threats/Vulnerabilities countermeasures, web security, fail2ban, Tripwire-AIDE-OSSEC, mod_security, mod_evasive, Denial of Services (DDOS) countermeasures, Firewalls (iptables, CSF and apf), etc. VPS: Cpanel / WHM / Plesk / DirectAdmin / Webadmin - Migrations, management, hardening, configuration, maintenance and high level of Administration. Databases Administration such as: Mysql tweaking and tunning, MongoDB, load balancing and Mysql replication (Master & Slave) for High traffic. Database: Mysql tweaking and tunning, MongoDB, ElasticSearch, Apache Solr, Sphinx, lucene, MariaDB, Postgresql replication & Pgpool, Mysql load balancing and Mysql replication (Master & Slave) for High traffic. Networking: TCP/IP high expertise, NAT, FIREWALLS, CISCO routing and switching and Packet analysis with tcpdump and wireshark. Storage solutions and Directory management: SAMBA, NFS, FTP and sftp. LVM and RAID*. SCRIPTING: Bash and python. Proficient with MAIL Servers: postfix, sendmail and Zimbra. Source control versioning: GIT and SVN. Deploying and maintaining Monitoring systems such as: nagios, ZAbbix, cacti and Jboss Operation Network (JON). Research & development (R & D) for any open source service and technology.

    $24.99 /hr
    9,019 hours
    4.91
  7. Abderrahmane Boulgheraif

    Abderrahmane Boulgheraif

    Software developer (Java, Python, C, Android)/ Security Professional

    Algeria - Last active: 1 day ago - Tests: 5 - Portfolio: 7

    Software developer/ Security professional with a Bachelor degree in Computer Science and a Master's in Information Security. Have been working as a full time Java/Python developer for the last year. Several years of experience in Desktop programming and scripting in Several languages : Python, Java, C, Android, C#, C++. I also have experience with Data science, Data analysis, data parsing and Machine learning. Worked previously as a Network engineer, I have advanced knowledge of the TCP/IP Suite and the OSI Stack, experience with a large variety of Cisco devices, Snort IDS, Squid proxy servers, and other open source solutions.

    $16.67 /hr
    1,245 hours
    4.67
  8. Ahmad  rizwan C.

    Ahmad rizwan C. Agency Contractor

    Certified SEO Consultant, Wordpress Developer, MSc In Computer Science

    Pakistan - Last active: 7 days ago - Tests: 3 - Portfolio: 15

    Last 13 years I have developed many hundred websites for internal and external purpose. Market Motive SEO Certified consultant. I have extreme specialty in WordPress. I use xHTML, HTML, AJAX, PHP, MySQL, PostgreSQL. My core competency lies in developing of high-load website projects, also I am seeking opportunities to build websites from the ground up for you or your business. I would like to get long-term relations with customers.

    Groups: Bluehost Developers and Designers

    Associated with: Hamna Inc Agency

    $20.00 /hr
    2,095 hours
    4.80
  9. Heshantha Fernando

    Heshantha Fernando Agency Contractor

    Network Engineer, Security Specialist, System Admin and DB Admin

    Sri Lanka - Last active: 1 month ago - Tests: 15

    I have over 12 years of experience. Always with 'Can Do' attitude. When it comes to my expert areas of IT, I'm capable of accomplishing anything. I'm also a fast learner. Network Engineer: -Experience on Configuring, Troubleshooting and Optimizing Routers, Switches (L2/L3), ASA Devices, Load Balancers, PIX Firewalls etc. etc. With following certifications (CCNP R&S, CCNP Security) Security Specialist: -I have done a lot of projects as a Security Consultant. Having experience in conducting Vulnerability Assessments, Penetration Testing and also I have done Server/ Network Hardening against threats, Designing, Implementation and Maintenance of security policies, Conducting Forensic Investigations etc. etc. I'm having Certified Ethical Hacker (C|EH), Computer Hacking Forensic Investigator (C|HFI) and EC-Council Certified Security Analyst (E|CSA) Certifications Proficient in ISO 27001:2013 security audits and Certified Lead Implementer for ISO 27001:2013 System Administrator: - Windows Administration experience of mine goes back to Windows NT 4. Since then I have been Implementing, Administrating & Troubleshooting Windows Servers. - I have experience in HP-UX, Red Hat RHEL5/6 CentOS5/6 administration. Database Administration: - Implementing, Administrating & Troubleshooting Microsoft SQL Server 2008/2012. I have started DBA tasks back in SQL server 6.5 days. - Experience on DBA tasks on Oracle 8i, 9i, 10g and 11g. - Experience on DBA tasks on MySQL 5.0/5.5. IT Disaster Recovery: Have experience in identifying vulnerabilities and taking appropriate countermeasures to prevent and mitigate failure risks. Including taking enterprise-wide approach to develop disaster recovery plan, assessment of risks, developing policies and procedures, implementation the plan and recover from a disaster. I'm a EC-Council Disaster Recovery Professional (E|DRP)

    Associated with: Intek Services, Intek Services

    $25.00 /hr
    12,825 hours
    4.97
  10. Ikhlas Ahmed

    Ikhlas Ahmed Agency Contractor

    PHP,WordPress,CSS3,AJAX,jQuery,ASP.NET,iPhone,Android,LinuxSystemAdmin

    United States - Last active: 1 day ago - Tests: 12 - Portfolio: 2

    I have over 8 years of experience serving various clients for their website design, development, and maintenance needs. My team has following skill sets: * Design: Adobe Photoshop, Illustrator, Flash, After Effects, Premiere, Free Hand, Logo Designing * Web UI: Dreamweaver, xHTML, CSS, DIV Based HTML, DHTML, JavaScript, AJAX, jQuery * Web Development: PHP, MySQL, XML, WordPress, Joomla, Facebook Apps, OSCommerce, Cold Fusion, * Microsoft: ASP.NET, SQL Server, Reporting Services, Dot Net Nuke, nopCommerce * Apple: iPhone/iPad/iPod touch Applications development. * Linux and Windows server, database, and system administration. Linux System admin on all popular flavors including redhat, ubuntu, fedora, centos and debian. * Project Management: Through daily status reports, meetings via Skype, Screen Sharing, Emails, Phone. My customers enjoy 1 month of warranty period post implementation of their projects. I can provide verifiable customer references.

    Associated with: FSD Solutions Agency

    $20.00 /hr
    1,038 hours
    5.00