A method of software development in which unit testing is repeatedly done on source code. After each test, refactoring is done and then the same or a similar test is performed again. 

Team Foundation Server (commonly abbreviated to TFS) is a Microsoft product which provides source code management (either via Team Foundation Version Control or Git), reporting, requirements management, project management (for both agile software development and waterfall teams), automated builds, lab management, testing and release management capabilities.

A team leader is someone who provides guidance, instruction, direction and leadership to a group of other individuals (the team) for the purpose of achieving a key result or group of aligned results. The team lead reports to a project manager (overseeing several teams). The team leader monitors the quantitative and qualitative result that is to be achieved. The leader often works within the team, as a member, carrying out the same roles but with the additional 'leader' responsibilities - as opposed to higher level management who often have a separate job role altogether.

Team management refers to techniques, processes and tools for organizing and coordinating a group of individuals working towards a common goal or task.

Technical support or tech support refers to a range of services by which enterprises provide assistance to users of technology products such as mobile phones, televisions, computers, software products or other electronic or mechanical goods. In general, technical support services attempt to help the user solve specific problems with a product—rather than providing training, customization, or other support services. Most companies offer technical support for the products they sell, either freely available or for a fee.

Technical Design is a software design document can be at the level of a system or component, and generally includes relevant goals or requirements (functional and non-functional), static structure (of components, interfaces, dependencies), how components interacts, data models or external interfaces (external to the system/component described in the document); and deployment considerations like runtime requirements.

An Technical Manager is responsible for implementing and maintaining an organization's technology infrastructure. Businesses rely on a central information processing system to support efficient data management and communications. The Technical manager monitors the organization's application requirements, researches strategies and technology solutions, and builds the most cost-effective and efficient system to achieve those goals.

A form of technical communication used in a variety of technical and occupational fields, such as computer hardware and software, engineering, chemistry, aeronautics and astronautics, robotics, finance, consumer electronics, and biotechnology.

The making, modification, usage, and knowledge of tools, machines, techniques, crafts, systems, and methods of organization, in order to solve/improve a problem, achieve a goal, handle an applied input/output relation or perform a specific function.

The business risk associated with the use, ownership, operation, involvement, influence and adoption of IT within an enterprise. IT risk management can be considered a component of a wider enterprise risk management system. According to Risk IT, it encompasses not just only the negative impact of operations and service delivery which can bring destruction or reduction of the value of the organization, but also the benefitvalue enabling risk associated to missing opportunities to use technology to enable or enhance business or the IT project management for aspects like overspending or late delivery with adverse business impact.

A short form for telephone company. Sometimes it means a local telephone company, or an independent local telephone company, or also any telephone company, including one offering long-distance services.

A telecom carrier is a company that is authorized by regulatory agencies to operate a telecommunications system.

A telecommunications company that has shifted a significant part of its business from landline service to devote resources to providing cloud computing services.

The exchange of information over significant distances by electronic means. A complete, single telecommunications circuit consists of two stations, each equipped with a transmitter and a receiver. 

A.k.a text telephone, is a telephone equipped with a keyboard and a display for people who are hearing- or speech-impaired. A TDD allows individuals to send and receive typed messages using its keyboard. 

A strategic goal to create or identify standard interfaces that would allow a network to be managed consistently across all network element suppliers. TMN uses the OSI Management Standards as its framework.