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On average, 1,123 Customer service projects are completed every quarter on Upwork.


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Customer service Upwork freelancers typically receive a client rating of 4.65.

Last updated: October 1, 2015
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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

Allen Gofman

Allen Gofman

Programmer/IT Specialist

United States - Tests: 2

My name is Allen, and I'm a programmer. I'm always interested in learning new languages and trying out new software. To be a good programmer you have to never stop learning because technology is constantly changing and updating. I have a good grasp on programming in general and am always interesting in diving into new projects.

$40.00 /hr
0 hours

Sergey Andreev

Sergey Andreev Agency Contractor

Web & Software development

Russia - Tests: 11 - Portfolio: 6

8+ years in software development Web & Desktop applications Backend & Frontend applications Experienced in JavaScript and most popular frameworks (jQuery, ExtJS, OpenLayers) 5 years experience in .Net Web development (ASP.NET MVC, WCF, WCF REST via C#) 5 years experience in .Net Desktop development (WinForm & WPF via C#) I would be happy to work with you on some interesting projects.

Associated with: Smart SQ-O, Urisco Agency

100% Job Success
$30.00 /hr
3,246 hours

Christopher G.

Christopher G.

I.T Professional / Desktop & iOS Device Technician

Philippines - Tests: 13

I aspire to secure the position of a I.T Professional where my 8 years of experience and knowledge in software installation, hardware installation, networking, troubleshooting, internet configuration, iOS Device troubleshooting, documentation, data controlling, data entry and data migration can be put to use within a company for achieving it's goals and targets.

84% Job Success
$5.00 /hr
7,306 hours

Mathew G.

Mathew G.

Experienced Customer Support & Core Network Implementation Engineer

Kenya - Tests: 5

I am Young focused and hardworking person a holder of Bachelor of Science in Computer Engineering with 5000+ Odesk working hours in Customer and Technical Support in great online software companies and video design Integrations. I have Over 6 Cumulative years in as Customer/Technical support having worked in ISP based on VSAT Communication (KU-band and C-Band of Various Dish Capacities), Hub/NOC Planning & Design, Monitoring for (iDirect, Hughes & NewTec) using Various Management & Monitoring Software (Hughes NMS, iMonitor, NewTec, Packeteer etc) based in ISP’s NMC and Customer Support Departments. In Mobile Telecommunication Experience as a Core Network Integration Engineer for Multinational Telecommunication Vendor (Huawei) CS Products (MSOFTX300/UMG8900/HSS/HLR 9860). Also worked before in same vendor as Solution Architect/Pres-sales Engineer (for CS/PS & Carrier Software Products and Solutions) and as Core Network CS Engineer involved in Core Network Planning, Design and Implementation. I have great work experience in Internet Protocols (SS7 / SIGTRAN/MAP / CAP/ TCAP / CAMEL) , 3GPP CN standards and protocols and in particular BSSAP,RANAP/MAP. I have done Integrations with E/// MSC/BSC (TD/BSC)/RNC, Telepins (MFS), Mavenir's (EIR) and other Vendors.

71% Job Success
$12.22 /hr
5,679 hours

Mariusz S.

Mariusz S.

Project Manager | Gamification Design Consultant |

Poland - Tests: 4 - Portfolio: 1

Project Management / Customer Support / Operations / Gamification I help startups manage their projects and remain an excellent client relationship. My experience reaches from small projects, individual startups to working for corporations reaching 130 thousand employees. Let me know on what I can help you with. Learn more about me on

$40.00 /hr
52 hours

Arijit Mukherjee

Arijit Mukherjee

Tele-Sales,Customer Service, Business Development & Training

India - Tests: 4

My goal is to transit my enthusiasm, creativity and experience into a position, where I continue to provide the strategic and tactical leadership critical to retaining valued customers of an organisation. I am certain that my presence in your team will prove to be beneficial to your organisation. As such, I would welcome an opportunity to speak with you to evaluate your needs and share my ideas.

$4.44 /hr
13 hours

Marius vicol C.

Marius vicol C.

Customer Service/Network Support

Romania - Tests: 5 - Portfolio: 1

I have a huge experience on internet issues, pppoe, tcp/ip, dhcp and different OS. Same time i have 7 years of experience in Customer Service and Networking and in all this time I have satisfied the clients with my skills. My straights skills are: punctuality (I was late one time in 7 years because a car crash), ambition, requirement, working in stress, work in team, best result, customer satisfaction, best quality, optimum results and in the same time technical skills in Windows XP, Vista, 7, 8, 10, MAC OS and MAC OSX are my duties that I have to excel day by day.

100% Job Success
$8.00 /hr
766 hours

Shereen M.

Shereen M.

You want it i have it for you!

Malaysia - Tests: 16 - Portfolio: 9

I have an extensive experience in Customer Service, Sales, Appointment Setting,Data Entry,Lead Generation and Online Researcher.I have been handling several accounts from sales to customer service. Part of my responsibility is making sure that the client or the customer was able to understand about the service that we are offering to them, I always make sure that i make business easy and quick by having a solid understanding and strong knowledge about the product. I always recognize their emotions by connecting and caring for what they feel. I make it a point to resolve their concern by identifying by unstated needs and providing flexible solutions. This has been my role for 6 Years as a Customer Service Representative, Administrative Assistant and Sales Representative. I make it a point to make sales at the end of the shift and create an extra ordinary experience with the customers.

78% Job Success
$13.00 /hr
2,762 hours

Mahesh R.

Mahesh R.

Project Manager, Business/Technical Analyst with 6+ year of Experience

India - Tests: 11 - Portfolio: 2

***100 Odesk hours in first 2 months*** It is easy to develop a software when you know precisely what to build and how to build. A structured documented method of entire SDLC can reduce a person's effort to a great extent and help in builduing a solid and stable software. According to statistics, following are the benefits of clear software requirements: ► Reduces cost as much as 60% on time and budget. ► 3 times less project failures. ► Reduces 70% to 85% of the rework costs. ► Project overruns can be reduced by as much as 20% by reducing the number of inaccurate, incomplete and omitted requirements. ► If a defect is found during the requirements phase costs one unit to fix, the same would cost more than 100 units if found after it is released. Objective: To produce a properly sturctured requirement for my employer which can help reduce the efforts and amounts needed to develop the entire software. Summary: Business Analyst/Requirement Analyst/Technical Analyst with total experience of 6+ years. Professional strengths: ► Possess good oral and written communication skills ► Possess worldwide communication skill (Ability to summarize and slow down when somebody does not understand) ► Have experience in interacting directly with key business users and geographically dispersed stakeholders ► Extract, analyze and understand business requirements, gap analysis between goals and existing business processes ► Experienced in logical and use-case modeling ► Experienced in business modeling ► GUI wire framing ► Experienced in creating excellent documentation on business and functional requirements ► Experienced to act as a bridge between customer and implementation team ► Experienced in performing functional verification of requirements before customer delivery. ► Well organized and structured ► Quick learner, analytical mind ► Have good trouble shooting skill ► Experienced working in multiple time zones ► Extensively experienced in working from home office remotely for almost 4+ years with no monitoring ► Specialized in eliciting business and functional requirements with out a single voice call with clients. Technical Skills: ► Possess knowledge of UML, Waterfall and Agile ► Familiar with programming Pro *C, C, PL/SQL, SHELLSCRIPT, UNIX, HTML, PHP, CSS, JAVASCRIPT. ► Familiar with Microsoft Office (Visio, Excel, Outlook, PowerPoint and Word) ► Have knowledge on SQL and databases ► Familiar with Filezilla, Borland Together, Tortoise SVN, GENEVA, IRB. Specific Domain Skills: ► Insurance ► Admin & Billing ► Healthcare ► Telecom ► E-commerce ► Mobile (Iphone, Android, Corona) Do you have an idea for a business system, and need a business analyst who is good in communication? I can help you realize it using following services: Primary Services: Initiation Phase ► Interact with business stakeholders ► Elicit and gather business requirement through one to one discussions or JRD's ► Document business requirements (BRD)/ Project vision document Analysis Phase ► High level wireframing ► Translate business requirements into functional specs ► Use case analysis using UML, use case diagrams ► Document software functional requirements specifications (SRS) Design Phase ► Class diagrams ► Use case diagrams ► System interaction diagrams ► Sequence diagrams Secondary Services: Design and Testing Phases ► Functional Testing/ requirements verification ► Usability testing ► UAT (User Acceptance Testing) My profile suits for analysis and design phases of SDLC for following roles: ► Technical Business Analyst ► Requirements Analyst ► IT Business Analyst

79% Job Success
$33.33 /hr
124 hours