LIMITED POWER OF ATTORNEY FOR
                            SECTION 16 REPORTING OBLIGATIONS

              Know all by these presents, that the undersigned, Nelson Chai
hereby makes, constitutes and appoints Tony West, Keir Gumbs, Carolyn Mo and
Robert Wu as the undersigned's true and lawful attorney-in-fact, with full power
and authority as hereinafter described on behalf of and in the name, place and
stead of the undersigned to:

     (1)     prepare, execute, acknowledge, deliver and file Forms 3, 4, and 5
     (including any amendments thereto) with respect to the securities of Uber
     Technologies, Inc., a Delaware corporation (the "Company"), with the SEC,
     any national securities exchanges and the Company, as considered necessary
     or advisable under Section 16(a) of the Exchange Act and the rules and
     regulations promulgated thereunder, as amended from time to time;

     (2)     seek or obtain, as the undersigned's representative and on the
     undersigned's behalf, information on transactions in the Company's
     securities from any third party, including brokers, employee benefit plan
     administrators and trustees, and the undersigned hereby authorizes any such
     person to release any such information to the undersigned and approves and
     ratifies any such release of information; and

     (3)     perform any and all other acts which in the discretion of such
     attorney-in-fact are necessary or desirable for and on behalf of the
     undersigned in connection with the foregoing.

     The undersigned acknowledges that:

     (1)     this Power of Attorney authorizes, but does not require, such
     attorney-in-fact to act in their discretion oninformation provided to such
     attorney-in-fact without independent verification of such information;

     (2)     any documents prepared and/or executed by such attorney-in-fact on
     behalf of the undersigned pursuant tothis Power of Attorney will be in such
     form and will contain such information and disclosure as such attorney-in
     -fact, in his or her discretion, deems necessary or desirable;

     (3)     neither the Company nor such attorney-in-fact assumes (i) any
     liability for the undersigned's responsibilityto comply with the
     requirement of the Exchange Act, (ii) any liability of the undersigned for
     any failure to complywith such requirements, or (iii) any obligation or
     liability of the undersigned for profit disgorgement under Section 16(b) of
     the Exchange Act; and

     (4)     this Power of Attorney does not relieve the undersigned from
     responsibility for compliance with the undersigned's obligations under the
     Exchange Act, including without limitation the reporting requirements under
     Section 16 of the Exchange Act.

             The undersigned hereby gives and grants the foregoing attorney-in
-fact full power and authority to do and perform all and every act and thing
whatsoever requisite, necessary or appropriate to be done in and about the
foregoing matters as fully to all intents and purposes as the undersigned might
or could do if present, hereby ratifying all that such attorney-in-fact of, for
and on behalf of the undersigned, shall lawfully do or cause to be done by
virtue of this Limited Power of Attorney.

              This Power of Attorney shall remain in full force and effect until
revoked by the undersigned in a signed writing delivered to such
attorney-in-fact.

              IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of April 17, 2019.


                                         By: /s/ Nelson Chai
                                             ---------------
                                         Name: Nelson Chai