Exhibit 3.1

AMENDED AND RESTATED

CERTIFICATE OF INCORPORATION

COUCHBASE, INC.

FIRST. The name of the corporation (which is hereinafter referred to as the “Corporation”) is Couchbase, Inc.

SECOND. The address of the Corporation’s registered office in the State of Delaware is 251 Little Falls Drive, Wilmington, New Castle County, Delaware, 19808. The name of its registered agent at such address is the Corporation Service Company.

THIRD. The purpose of the Corporation is to engage in any lawful act or activity for which corporations may be organized under the General Corporation Law of the State of Delaware.

FOURTH. The total number of shares of stock that the Corporation shall have authority to issue is 1,000. All such shares are to be common stock, par value of $0.01 per share, and are to be of one class.

FIFTH. Unless and except to the extent that the by-laws of the Corporation shall so require, the election of directors of the corporation need not be by written ballot.

SIXTH. In furtherance and not in limitation of the powers conferred by the laws of the State of Delaware, the Board of Directors of the Corporation is expressly authorized to make, alter and repeal the by-laws of the Corporation, subject to the power of the stockholders of the Corporation to alter or repeal any by-law.

SEVENTH. To the fullest extent permitted by the General Corporation Law of the State of Delaware (the “DGCL”) as the same exists or as may hereafter be amended from time to time, a director of the Corporation shall not be personally liable to the Corporation or its stockholders for monetary damages for breach of fiduciary duty as a director. If the DGCL is amended to authorize corporate action further eliminating or limiting the personal liability of directors, then the liability of a director of the Corporation shall be eliminated or limited to the fullest extent permitted by the DGCL, as so amended.

Subject to any provisions in the by-laws of the Corporation related to indemnification of directors of the Corporation, the Corporation shall indemnify, to the fullest extent permitted by applicable law, any director of the Corporation who was or is a party or is threatened to be made a party to any threatened, pending or completed action, suit or proceeding, whether civil, criminal, administrative or investigative (a “Proceeding”) by reason of the fact that he or she is or was a director of the Corporation or is or was serving at the request of the Corporation as a director, officer, employee or agent of another corporation, partnership, joint venture, trust or other enterprise, including service with respect to employee benefit plans, against expenses (including attorneys’ fees), judgments, fines and amounts paid in settlement actually and reasonably incurred by such person in connection with any such Proceeding. The Corporation shall be required to indemnify a person in connection with a Proceeding (or part thereof) initiated by such person only if the Proceeding (or part thereof) was authorized by the Board of Directors of the Corporation.

The Corporation shall have the power to indemnify, to the extent permitted by applicable law, any officer, employee or agent of the Corporation who was or is a party or is threatened to be made a party to any Proceeding by reason of the fact that he or she is or was a director, officer, employee or agent of the Corporation or is or was serving at the request of the Corporation as a director, officer, employee or agent of another corporation, partnership, joint venture, trust or other enterprise, including service with respect to employee benefit plans, against expenses (including attorneys’ fees), judgments, fines and amounts paid in settlement actually and reasonably incurred by such person in connection with any such Proceeding.

EIGHTH. The Corporation reserves the right at any time, and from time to time, to amend, alter, change or repeal any provision contained in this Amended and Restated Certificate of Incorporation, and other provisions authorized by the laws of the State of Delaware at the time in force may be added or inserted, in the manner now or hereafter prescribed by law; and all rights, preferences and privileges of whatsoever nature conferred upon stockholders, directors or any other persons whomsoever by and pursuant to this Amended and Restated Certificate of Incorporation in its present form or as hereafter amended are granted subject to the rights reserved in this article.

Couchbase, Inc. 8-K