Debug existing app

I design a web app that need to be optimize.

It is a gps tracker (based on Traccar) of two parts: a server and a tracker (android app)

Since last modifications from previous coder, tracking sistem is not working and the chrome console show lots of errors.

Need a javascrip specialist with experience

Taidot: JavaScript

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Tietoa työnantajasta:
( 22 arvostelua ) Villa de Las Rosas, Argentina

Projektin tunnus: #30154723

13 freelanceria on tarjonnut keskimäärin $153 tähän työhön


Hey Dear, Hope you doing well! I have read your project details and you are looking for a developer for Debug existing app that need to be optimize. I am well-versed with my skills. I can start from now. I am a ful Lisää

$250 USD 28 päivässä
(66 arvostelua)

Dear client. I have gone through your project detail and understood fully. I am an experienced Javascript developer, so I will satisfy you as you wanted. I'm ready to put my experience to use for you. My goal is the s Lisää

$150 USD 2 päivässä
(16 arvostelua)

i am full expert in JavaScript and i know it libraries and i can help you kindly message me i am ready to work on your project share me detail more

$140 USD 7 päivässä
(6 arvostelua)

Hi, there. As a javascript expert, I can fix your bug successfully in a short time. Please send me message. Let's discuss more details via chat. thank you Best regards.

$100 USD 1 päivässä
(3 arvostelua)

Hi there, Lets have a quick chat on this project to clear further details. I have rich experience in Python, JavaScript, Web Scraping using(selenium,beautifulsoup,lxml), MYSQL.I have completed similar projects with oth Lisää

$250 USD 7 päivässä
(4 arvostelua)

Hello, I hope you are doing well. i can debug your gps tracker app and complete all the requirements ! I have carefully gone through your requirements for Android,iOS and web app. I have Certified expert mobile applica Lisää

$140 USD 3 päivässä
(2 arvostelua)

HI, I'm a JavaSript developer you are looking for. As a senior developer, I can assure you the perfect result. I can start work immediately. Please feel free to contact me and discuss more details on chat. Look forward Lisää

$140 USD 7 päivässä
(2 arvostelua)

Hi ⭐⭐⭐⭐⭐ Web/Javascript Expert ⭐⭐⭐⭐⭐ -Can you show me the web app with chrome console error? I have some questions for successful development so can you open the chat box now? Please have a look at the following web Lisää

$50 USD 2 päivässä
(1 arvostelu)

Hello there, I am website developer. I went through your requirements and have a clear image of what you are trying to build. I would like to inform you that me along with my team are able to build similar platform. W Lisää

$140 USD 7 päivässä
(1 arvostelu)

Hello Thanks for your posting. I've just read your job detail carefully. I have rich experience Javascript and Javascript frameworks & libraries such as React.JS, Vue.JS, D3.js, [login to view URL], Babylon JS. As a senior devel Lisää

$140 USD 7 päivässä
(1 arvostelu)

Hey Dear, Hope you are doing well in this pandemic! I’ve gone through your project requirements in deep. But I’ve some questions and want to discuss this opportunity in detail. I am an Experienced Programmer having 7+ Lisää

$140 USD 7 päivässä
(0 arvostelua)

Dear Honorable Client, Warm greeting!! I am equipped with the following JavaScript Technologies: Frameworks: Node.js, React.js, Expressjs, Angular, Vue, Backbone.js, jQuery, Meteor, Ember.js, and Ext.js. Libraries: jQu Lisää

$150 USD 7 päivässä
(0 arvostelua)

Buen dia disponible para el trabajo, EXPERTO EN LARAVEL, tengo experiencia en lo que quiere hacer. Experto en desarrollado web, movil y escritorio. Puedo hacer lo que requiere. Puedes ver mi trabajo en: https://www.b Lisää

$200 USD 3 päivässä
(0 arvostelua)