Develop an application that could integrate the functions about Metric to Imperial Conversion Function and JPG to PDF converter -- 2

We would like to hire a developer that could help us develop an application that could integrate the following functions: Feature 1: Metric to Imperial Conversion Function The first functionality we are looking for is a metric to imperial/ imperial to metric converter. 3 points of interaction for users should be included in this functionality: (1) a box that allows users to enter an amount; (2) a drop-down list, that allows users to choose the measurement they are converting from; (3) a drop-down list, that allows users to choose the measurement they are converting to. The following 5 types of conversions are expected from this functionality: a. Length conversion - centimeter, meter, kilometer - inch, foot, yard, mile b. Area conversion - sq. cm, sq. m, hectare, sq. km - sq. inch, sq. foot, sq. yard, acre, sq. mile c. Volume conversion - cu cm, cu decimeter, cu meter, liter - cu inch, cu foot, UK fluid ounce, UK pint, UK quart, UK gallon d. Mass conversion - milligram, gram, kilogram, tonnes - grain, ounce, pound, stone, hundredweight (cwt), long ton e. Temperature conversion - Celsius - Fahrenheit Project description: We are looking to create a simple app for our employees which has two core functionalities (asap/ finished by 08.03.2020). Metric to Imperial converter JPG to PDF converter For the metric to Imperial (or vise versa) a conversion ought to be possible for the following: Length conversion (centimeter, meter, kilometer) (inch, foot, yard, mile) Area conversion (sq. cm, sq. m, hectare, sq. km) (sq. inch, sq. foot, sq. yard, acre, sq. mile) Volume conversion (cu cm, cu decimeter, cu meter, liter) (cu inch, cu foot, UK fluid ounce, UK pint, UK quart, UK gallon) Mass conversion (milligram, gram, kilogram, tonnes) (grain, ounce, pound, stone, hundredweight (cwt), long ton) Temperature conversion (Celsius) (Fahrenheit) Please view the attached wireframe for how we would like to have it look like. Feature 2: JPG to PDF converter Select folder with pictures Possibility to select several pictures or one Seperate button to convert the picture Ability to rename the pdf (give it a different filename) A bar that shows the conversion progress Ability to send the converted file via email / or save it to the phone Please see the attached picture of how we would like to have it look like. Also, the wireframe and pictures are obviously indicative. We welcome a more intuitive design. We want to be able to save the pdf Milestones required to complete this task: Send a description of the progress (daily) Screenshot and short description in .docx Send a review once one of the core functionalities has been completed A review includes the design (UX), short screencast of the functionality Why certain design choices were made (brief) In the case of issues / delays immediately contact