Solo Full-Stack Developer for Framework & App Customization

Posted 2 hours ago

Worldwide

Summary

We are seeking a solo full-stack developer to customize our Yo!Yumm PHP framework and native apps. The role involves enhancing the backend and frontend, ensuring seamless integration and performance. The ideal candidate will have experience with PHP, Swift, and Kotlin, and be able to work independently to deliver high-quality solutions.

Hours to be determined
Hourly
1-3 months
Duration
Intermediate
Experience Level
Remote Job
Ongoing project
Project Type

Skills and Expertise

Mandatory skills

PHP

JavaScript

Swift

Kotlin

Nice-to-have skills

HTML5

English

Activity on this job

Proposals:20 to 50
Last viewed by client:24 minutes ago
Interviewing:
0
Invites sent:
0
Unanswered invites:
0

About the client

Member since Jan 13, 2026

Canada
11:13 AM

Explore similar jobs on Upwork

[$250] Frontend Uses Wrong Country Field to Determine Proof of Ad…Fixed-price‐ Posted 2 months ago

[$250] iOS - Report - Expense report loads infinitely after delet…Fixed-price‐ Posted 2 months ago

How it works

Create your free profile
Highlight your skills and experience, show your portfolio, and set your ideal pay rate.
Work the way you want
Apply for jobs, create easy-to-by projects, or access exclusive opportunities that come to you.
Get paid securely
From contract to payment, we help you work safely and get paid securely.