Rawalpindi, Punjab, Pakistan
$20/hr · Starting at $50
I hope this message finds you well. I am writing to express my strong interest in your .NET C# and SQL project posted on Upwork. With 6 months of hands-on experience in web application development and…
Staten Island, New York, United States
$50/hr · Starting at $500
Comprehensive full-stack development services for building high-performance, scalable, and user-friendly web and mobile applications. Front-end solutions are crafted using React.js, TypeScript, and Sw…
Puttalam, North Western, Sri Lanka
$15/hr · Starting at $30
Full-Stack Development Services Our Full-Stack Development services provide end-to-end solutions for web and mobile applications, covering everything from frontend design to backend architecture and d…
Islamabad, Islamabad, Pakistan
$15/hr · Starting at $500
1. Project Understanding I will complete the project as described in the job posting, ensuring all requirements are fully met with high-quality, reliable, and efficient work. The goal is to deliver a
Marthandam, Tamil Nadu, India
$8/hr · Starting at $75
Are you looking for a robust, secure, and scalable backend for your web or mobile application? I will build a production-ready REST API using Java Spring Boot, tailored exactly to your business requir…
Powder Springs, Georgia, United States
Past Earnings
$100/hr · Starting at $500
Service Description Protect your web or mobile application from cyber threats with a comprehensive security assessment and hardening strategy. I will analyze your system for vulnerabilities, implement…
Arp, Texas, United States
$50/hr · Starting at $100
Senior Full Stack Developer Seasoned Full Stack Developer with over 10 years of experience specializing in React and React Native for building scalable, high performance web and mobile applications.
Dhaka, Dhaka, Bangladesh
Certified ethical hacker and auditor with 3+ years of experience in cyber security and penetration testing. I have spent a lot of time participating in bug bounty programs and responsibly disclosing
Kolkata, West Bengal, India
$12/hr · Starting at $750
It is said that these days that there is an app for just about everything! The screen of your smartphone is where all the action is and mobile apps are what is fueling all the excitement. Indeed, a we…
prayagraj, Uttar Pradesh, India
$40/hr · Starting at $50
Identify vulnerabilities in web applications including OWASP Top 10 risks, authentication flaws, and business logic issues. Detailed report with risk ratings, proof of concept, and remediation recomme…
ID Verified
$5/hr · Starting at $25
As a professional web penetration tester, I offer comprehensive web application security testing to help businesses identify and fix vulnerabilities before malicious actors can exploit them. I combine…
Lahore, Punjab, Pakistan
$15/hr · Starting at $25
I have been working as a freelancer for more than 3 years. I have helped many business owners bridging the gap between their idea and the final product.
Jessore, Khulna, Bangladesh
$15/hr · Starting at $150
I will build or extend a full-stack web application using React, Node.js, Express.js, and MongoDB. The service can cover responsive frontend pages, reusable React components, REST APIs, authentication…
Addis Ababa, Addis Ababa, Ethiopia
$30/hr · Starting at $100
I help businesses and startups turn ideas into reliable, scalable software. As a full-stack developer, I handle everything from user interface design to back-end logic, databases, and deployment so y
North Hykeham, Lincolnshire, United Kingdom
$50/hr · Starting at $250
Turn your ideas into reality with our expert software development services. We specialize in creating custom web applications, mobile apps, and backend systems tailored to your needs. Whether you're a…
$7/hr · Starting at $30
Mobile & Full-Stack Web Development | React Native | MERN | Scalable Solutions Overview: I help businesses and individuals bring their mobile and web app ideas to life with high-quality, scalab…
Gujrat, Punjab, Pakistan
Backend Developer | Node.js | NestJS | PostgreSQL | API Specialist Hi! I’m Muhammad Muzammal, a dedicated Backend Developer with strong expertise in building scalable, secure, and high-performance
$10/hr · Starting at $25
*What I Can Fix* There are reasons why applications do not work well. Sometimes they load slowly. They can also perform poorly. The backend systems and API can fail when a lot of users are on the
Satna, Madhya Pradesh, India
$8/hr · Starting at $25
I offer end-to-end Full-Stack Software Development services specializing in Java, Spring Boot, Microservices Architecture, React.js, and Cloud-Native Solutions (AWS & GCP). I design and develop scalab…
Multan, Punjab, Pakistan
540/yr · 83.9%
Looking for a Laravel developer to build a secure, high-performance, and fully responsive web application? You’re in the right place. A well-crafted Laravel application isn’t just code — it’s a powerf…