1. The Defendant’s KRW 20,000,000 as well as the Plaintiff’s annual interest from April 20, 2017 to June 29, 2018, and the following.

1. The Plaintiff and the Defendant (Co., Ltd. B) are companies mainly engaged in software development, etc.

On July 2016, the Plaintiff continued to perform the “D” service business, which the Defendant received from the Korea Transportation Safety Authority (hereinafter “instant service business”), without preparing a written contract.

Plaintiff

From August 16, 2016, some of the employees of the company engaged in the instant service while staying at a lodging near the Korea Transportation Safety Authority located in Gyeongcheon-si, Kimcheon-si (the plaintiff is a PMer, F, and G resident, and the defendant has participated in H, I, and E on a alternate basis (see, e.g., referring to the defendant's 2 pages of preparatory brief dated June 14, 2017). Other employees of the company of the plaintiff (developer J, K, and L) participated in the said service in the form of an emergency.

Around September 7, 2016, when the service of this case was in progress, there was a conflict of opinion between the defendant's PM (M) and the plaintiff's PM, and the plaintiff suspended the service of this case and accepted it on the spot.

Then, around October 2016, the Defendant requested the Plaintiff to perform the “preparation of supervision and response documents on analysis and design parts” related to the instant service affairs.

Accordingly, the Plaintiff performed supervision and response duties from October 14, 2016 to October 28, 2016.

[Ground of recognition] Facts without dispute, Gap 1-18, Eul 1, the purport of the whole argument

2. Determination

A. The Defendant asserted that the Plaintiff had been the Plaintiff from August 16, 2016 to the same year.

9. Until July (17 days) the Plaintiff is obligated to pay service costs incurred in relation to the development work (17 days) and the supervision and support work from October 14, 2016 to October 28 of the same month (11 days).

Nevertheless, the defendant did not pay all the service costs for the service performed by the plaintiff on the basis that the contract related to the service of this case was not prepared.

The average wage of software technicians shall be.