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Mario Becroft

Mario Becroft

System administrator and analyst/programmer

New Zealand

I am a versatile system administrator and analyst/programmer with 12+ years experience in business software, web and embedded. I can handle anything from small microcontroller-based designs to Linux system and network administration and business/web application development. Particular areas of expertise include: low-level C and assembler programming including kernel development; web development with HTML, CSS and Javascript; dynamic languages such as Tcl/Tk, Python and PHP; database programming and administration, including many years experience with PostgreSQL, MySQL and SQLite. I can also do digital hardware development for FPGAs and CPLDs in VHDL, write embedded code on the bare metal or based on Linux or an RTOS, and diagnose tricky system integration issues.

$60.00 /hr
97 hours

Mihail K.

Mihail K.

UNIX/Linux administrator

Belarus - Tests: 5

I love UNIX! I love one-line shell scripts! I work with Debian, RedHat, HP-UX. Little with OpenSolaris and FreeBSD. I have experience in creating and supporting monitoring systems based on Zabbix and Nagios (several tens of servers with different OS). I am well familiar with network protocols and tools for testing and troubleshooting (wireshark, tcpdump, nmap, traceroute, etc.). I have experience in creating secure VPN tunnels based on OpenVPN, IPSec, L2TP/IPSec, GRE and PPTP. I was installing and configuring lighttpd, apache httpd, nginx, exim4, dovecot, samba, OpenLDAP, etc. I have experience with creating mail servers used in hosting company for many customers. I was working with virtualization Xen, KVM, VMware. Have experience with cloud services like Amazon EC2. I have experience in installing and configuring Oracle 10g, 11g, PostgreSQL, MySQL.

94% Job Success
$17.78 /hr
104 hours

Dhruv Pandey

Dhruv Pandey

Software Development Expert

India - Tests: 2

I’m highly proficient in software on various niches. Over the past few years I’ve built a huge exposure while communicating with other clients with special reference to software development either web based or desktop based applications. "I’m a self-starter and my goal is to provide an upright work that deems to satisfy my clients." I am expert in software development/maintenance. I have more than 9+ year experience in software track with using HTML, CSS, JQurery, Javascript, SQL Server 2005-08,, MCV3/4,, C# etc.

$12.22 /hr
3,203 hours

Tim T.

Tim T.

Senior Principal Consulting Hacker _ Security Specialist

Netherlands - Tests: 4

As ethical hacker it's my duty to identify and report vulnerabilities in networks; web applications etc. I'm a hard workers; out-of-the-box thinker and love to make things secure. Being an OCSP guarantees a quality job for whoever i work for. I'm not utilizing the standard tools; but provide excellent work with manual testing and detailed reports. With very well documented advisories and guides to fix problems. I've worked for energy companies; telco's; softwareco's and data-centers.

100% Job Success
$75.00 /hr
53 hours

Roman Kostenko

Roman Kostenko

Full Stack Software Engineer, Java, Javascript


A creative full stack software engineer with knowledge in full SDLC and with management skills. Interested in taking up a challenging project in an innovative software development company. Highlights of qualification: Over seven years' Enterprise-level software development experience with good research, analyst and test skills. Open source addicted. Don't hesitate to introduce new idea/feature/approach. A self-motivated, organized and energetic professional. Ready to changes, innovation, can switch between contexts quickly. Unstoppable in self-development. Used to be a leader of local Java user group and a trainer of java junior courses. About three strong years as a team leader; building and leading cross-functional team up to seven person. Strong leadership skills; make important decisions quickly; indicate and resolve working impediments. Skilled in cultivating positive relationships with customers and colleagues. Mentoring. Agile activist.

$32.00 /hr
304 hours

Manya B.

Manya B.

Expert Freelance Software Developer with salesforce & Java Experience

India - Tests: 3 - Portfolio: 2

Over the past 1.5 years, I have developed a variety of Salesforce applications within the tenure of my Corporate experience. My core competency lies in complete end-end salesforce development project, and I am seeking opportunities to develop many more salesforce development projects. I also have some experience in the following areas: java, SQL, OOP, and UI.


100% Job Success
$14.44 /hr
10 hours

Suiith Sam

Suiith Sam

Zend 5.3 Certified PHP developer

India - Tests: 3 - Portfolio: 5

Over the last 6 years, I have developed a wide range of websites using HMTL, PHP, and MySQL including sites for startup companies,educational institutions and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: SQL, Ajax, OOP, JavaScript,,Flash animation,Embeded C and software design and testing.

Groups: Zend Certified Engineers

80% Job Success
$15.00 /hr
259 hours

Marius V.

Marius V.

Certified Systems Engineer

Romania - Tests: 2 - Portfolio: 2

I am a System Administrator focused on Microsoft products with 8+ years of professional experience on IT companies. I have extensive experience installing, configuring, administering and maintaining operating systems (Windows Server 2003, 2008, 2012) and services like AD, DNS, DHCP, WDS, Hyper-V, Exchange, SCCM, SCOM. Time spent working in this area has allowed me to achieve knowledge and improve my skills in computing that would make me well suited to assist you in accomplishing your goals. I work methodically and efficiently to insure that my partner is satisfied with the end result and the cost of job is well justified.

92% Job Success
$25.00 /hr
127 hours

Daniel Gonzalez

Daniel Gonzalez developer

Canada - Portfolio: 5

I possess a strong understanding of Internet technologies, cloud computing, data management and database concepts. I am able to conduct and participate in every phase of the software development lifecycle to deliver secure, scalable and optimized technical solutions. I am able to provide technical coaching, business process re-engineering, technical architecture solutions. I specialize in the platform and its products, including the Sales, Service and Marketing Clouds, but also have strong experience in Heroku using Java and Ruby. I am also very fluent with technologies like jQuery, Amazon Web Services, Google App Engine, Android, C#, Node.js.

$111.11 /hr
308 hours

Sergey Golovchenko

Sergey Golovchenko

DevOps/System/network administrator

Ukraine - Tests: 3

My goal is providing only hight quality service. If you have any IT task - ask me, and I'll provide complex solution. Filed of my expierence covers, but not limited to: OS: varios Linux (Ubuntu/Debian/CentOS and other), FreeBSD SCM: Puppet Web servers: Apache, Nginx Database servers: Mysql and clones, Postgresql Monitoring: Nagios, Zabbix (preffered),Cacti Virtualization: Openvz, XEN and XenServer, KVM Cloud services: AWS, Rackspace Scripting: bash, python. Mail servers: postfix, dovecot, exim, sendmail and many others Networking: standard network services (DNS, DHCP, Samba, SVN/Git, http proxy, jabber, VPN, backups, monitoring etc), firewalls and routers (iptables, iproute, VLAN, bridging, bonding, BGP, OSPF), different hardware (Cisco, Extreme networks, mikrotik and many other) PS: This list isn't full, as long lists looks ugly :) Also I'm very interesting in development/DevOps task's, especially python development.

86% Job Success
$35.00 /hr
295 hours