I'm a seasoned generalist developer experienced in building custom software solutions for small-to-medium-sized businesses. Graphical applications? Games? Simple utilities? Complex integrations with enterprise tools? Modifications of open-source software? Adding scripting to your in-house tool? Fixing bugs in a program Larry invented 20 years ago? I've got you covered.
- Expert C/C++, C#, Python, and Lua developer for desktop or embedded development
- TypeScript + React, WebAssembly, and CSS3 for web development, with Node.js/Bun or browser targets
- Regular communication and periodic work updates
- Git source management, or BYOSC
Thank you for checking out my profile; I eagerly await hearing from you, and look forward to working together to bring your ideas to life.
C++
Qt Framework
Software Development
Desktop Application
WxWidgets
Godot
Lua
Python
Pascal
C
Game Development
Open Source
React
TypeScript
JavaScript
Jaehyung C.
Irvine, California
$18/hr
4.0
5 jobs
Hello, I am a developer experienced in making prototype test and app for image processing using various language and framework. I also can help you in hardware control. If you need help for making app or project, I can help
- Python, C/C++ projects
- Flutter based cross platform projects
- Window Application and .Net Projects
- OpenCV Image processing Projects
- Unity Engine Projects
I’d be happy to discuss your project and see how I can help.
Feel free to reach out anytime.
Qt Framework
Python
C#
Unity
Dart
Flutter
.NET Framework
C++/CLI
Alex C.
Aston, Pennsylvania
$65/hr
4.7
188 jobs
35 years of experience in software engineering complemented by solid knowledge of computer science, mathematics and electrical engineering.
C++
Qt Framework
Assembly Language
Microsoft Windows
Bash
Python
Git
Microsoft Visual Studio
Valgrind
Computer Science
Linux
PostScript
CSV
Regex Writing
PDF
Alvaro J.
Union, New Jersey
$20/hr
4.3
1 jobs
Proactive Embedded Software Engineer with a master's degree in
Math from the University of Guadalajara, with more than 6 years
using C/C++/Qt and 4 years using Flutter. Detail-oriented and able
to learn new concepts quickly. Highly-motivated employee with
desire to take on new challenges. Strong worth ethic, adaptability
and exceptional interpersonal skills. Adept at working effectively
unsupervised and quickly mastering new skills. Experience working
with Linux embedded devices, networking protocols TCP/IP, UDP,
DNP3, IEC - 61850 and with common embedded communication
buses such as I2C, SPI, USB.
1. **Yocto Linux**
- **Custom Embedded Linux Distribution**: Utilized the Yocto Project
to create a tailored embedded Linux image.
- **Layer Customization**: Managed and customized Yocto layers,
including meta-layers for specific hardware (e.g., VAR-SOM-MX7).
- **Recipe Creation and Modification**: Developed custom
recipes for application deployment and optimized existing ones for
C++
Qt Creator
QML
Asad M.
Austin, Texas
$75/hr
5.0
121 jobs
"Python Full stack developer who can take full ownership of features from UI to API layer and turn product ideas into revenue-generating systems used by clients to make $1M+. You’re in the right spot
🏆 10+ years as a Full Stack Developer and Python Full stack developer
📊 $400K+ earned on Upwork across 85 Full Stack Developer projects
🎯 Top Rated Plus with 99% Job Success Score as a Full stack Developer
⚡ 100+ production builds as a Python web developer
✅ 40+ AI-powered features, AI integrations, OpenAI API integration projects
💼 Austin, TX based | Full Stack Developer team with global capacity
⭐⭐⭐⭐⭐ 𝑰 𝒉𝒂𝒗𝒆 𝒘𝒐𝒓𝒌𝒆𝒅 𝒘𝒊𝒕𝒉 𝒔𝒆𝒗𝒆𝒓𝒂𝒍 𝒔𝒊𝒎𝒊𝒍𝒂𝒓 𝒔𝒆𝒓𝒗𝒊𝒄𝒆 𝒑𝒓𝒐𝒗𝒊𝒅𝒆𝒓𝒔 𝒂𝒏𝒅 𝒃𝒆𝒆𝒏 𝒊𝒎𝒑𝒓𝒆𝒔𝒔𝒆𝒅 𝒘𝒊𝒕𝒉 𝑨𝒔𝒂𝒅 𝒂𝒏𝒅 𝒉𝒊𝒔 𝒕𝒆𝒂𝒎 𝒐𝒏 𝒆𝒗𝒆𝒓𝒚 𝒍𝒆𝒗𝒆𝒍. 𝑬𝒙𝒄𝒆𝒍𝒍𝒆𝒏𝒕 𝒄𝒐𝒎𝒎𝒖𝒏𝒊𝒄𝒂𝒕𝒐𝒓𝒔, 𝒑𝒓𝒐𝒂𝒄𝒕𝒊𝒗𝒆 𝒊𝒏 𝒑𝒓𝒐𝒃𝒍𝒆𝒎-𝒔𝒐𝒍𝒗𝒊𝒏𝒈, 𝒂𝒏𝒅 𝒕𝒉𝒆 𝑭𝒖𝒍𝒍 𝑺𝒕𝒂𝒄𝒌 𝑫𝒆𝒗𝒆𝒍𝒐𝒑𝒆𝒓 𝒐𝒖𝒕𝒑𝒖𝒕 𝒘𝒂𝒔 𝒑𝒓𝒐𝒅𝒖𝒄𝒕𝒊𝒐𝒏-𝒓𝒆𝒂𝒅𝒚 𝒇𝒓𝒐𝒎 𝒅𝒂𝒚 𝒐𝒏𝒆. (Julian M.,)
I am a Senior Full Stack Developer ( python full stack developer ), automation engineer helping founders build SaaS platforms, AI tools, workflow systems with clean maintainable code in a modern production environment. I work as a frontend and backend developer across React TypeScript application builds, Python Flask backend architecture, existing codebase improvements, authentication migration, role-based permissions, token-based authentication, Stripe integration, AI assistant logic.
🔶 PropTech AI Platform ($70K): Lead python full stack developer and ai software developer on an AI-driven real estate assistant. React, TypeScript, Python, OpenAI API, Supabase, MERN stack
🔶 Voice AI Agent System: python automation with chatbot logic, Zapier, CRM, booking flows, retry logic, detailed error logging
🔶 LinkedIn Lead Gen on n8n: python automation processing 10K+ profiles/day, reducing manual research by 80% with AI enrichment, data entry cleanup, batch processing
🔶 Multi-Tenant AI SEO Platform: full stack developer python from zero to launch with 5+ user roles, 20K+ tracked keywords, AI content workflows, PostgreSQL, LangChain Gemini API integration
Next.js, FastAPI, PostgreSQL, LangChain, AI insights dashboard, Gemini API integration
My core full stack developer expertise
✔️ 100+ shipped features as a python full stack developer for AI SaaS, admin panels, dashboards, production platforms
✔️ 40+ production workflows as a python full stack developer flask for Python Flask backend, REST APIs, auth, Stripe, AI integration
✔️ 10K+ end users supported as a python web developer for secure APIs, dashboards, internal tools, AI web application products
✔️ 6-12 week launch cycles as a python full stack developer for SaaS MVPs, AI-powered website builds, ai website system
✔️ 5+ user roles and permission layers built as a python web developer for scalable backend logic, reporting tools, role-based products
✔️ 10K+ records/day processed as a python full stack developer for integrations, data workflows, and OpenAI API integration
✔️ 99%+ deployment reliability as a python web developer for Django website support, Flask APIs, PostgreSQL apps, React, TypeScript, Supabase, AWS, Vercel, CI/CD
Automation and AI systems | Python full stack developer
✔️ Python automation for Playwright Python, Selenium, browser automation, web scraping
✔️ Python automation system for CRMs, databases, email, reports, payment gateway workflows
✔️ Python automation for Google Sheets automation, batch processing, retry logic, detailed error logging
✔️ Python automation for AI-powered automation, AI document processing, internal AI assistant tools, marketing saas, lead enrichment, analytics, and AI-powered features connected to OpenAI API, dall-e, Gemini API integration, AI integrations
🧩 Related experience and adjacent technologies as a Full stack Developer
I also support projects involving React developer tasks, mobile app developer coordination, backend developer architecture, data scientist collaboration, qa analyst workflows, php developer legacy fixes, full stack java support, .net core, front end developer work, quicksight dashboards, sharepoint integrations, seo specialist tooling, wordpress, wordpress developer support, wordpress thrive theme, oxwall, web design, mobile app designer handoffs, gaming developers coordination, ai machine learning workflows, ai tool prototypes, startup consultant guidance, it consultant audits, technical resume writing
🎯 𝐁𝐞𝐬𝐭 𝐟𝐢𝐭
Founders building AI-native SaaS, operators replacing broken automations, agencies needing Full Stack Developer capacity, startups looking for a python full stack developer who can own the product end to end.
𝐍𝐨𝐭 𝐚 𝐟𝐢𝐭 if you need a $500 landing page, basic WordPress customization, crypto/trading systems.
Looking for a Full Stack Developer who ships production-grade SaaS and automation? Let’s talk."
Software Development
Python
Data Scraping
CSS
Django
Flask
API
HTML
JavaScript
PostgreSQL
React
SQL
Git
CSS 3
Web Design
API Integration
Node.js
MySQL
Automation
MongoDB
Omid N.
Ridgecrest, California
$50/hr
5.0
33 jobs
I am pleased to announce that I have additional availability to take on part-time software development roles through Upwork. If you are in need of a short-term developer or a software lead, please consider my services. Alongside my primary role as a software lead, I am eager to contribute to more projects on a flexible basis, including same-day delivery work.
Skills:
Proficient in C++, Python, Fortran, MATLAB, Simulink, Bash
Experienced with Cmake, Qmake, Qt5, Qt6, Qt Creator
Skilled in GUI design, Linux, MySQL, JSBSim, Ansible, Rust, and Cuda
Credentials Verification:
My credentials are fully verifiable and authentic. You can confirm my background by searching my name on Google and reviewing my publications. I hold myself to the highest standards of work ethics, ensuring honesty and transparency in all my engagements. I approach every project with intense passion and dedication, as I genuinely love what I do.
Professional Background:
With a profound passion for software development and modeling and simulation, I am committed to excellence. Known for my efficiency within the Linux environment, I deliver fast and accurate results. My extensive experience includes over 8 years in C++ software design and test automation. I have a strong track record of leading software development teams, enhancing collaboration, and driving successful outcomes. Additionally, I have hands-on experience in creating user-friendly and aesthetically pleasing GUIs using Qt Creator. I also possess expertise in AI and chatGPT APIs.
I am currently seeking part-time job opportunities or freelance gigs to supplement my main occupation. If you need a dedicated and experienced software developer, please feel free to reach out.
C++
GUI Design
SQL
Git
GitLab
Qt Creator
GUI Testing
MATLAB
Bash Programming
CMake
Linux
Red Hat
Software
Software Design
How it works
Post a job for freePost a job
Tell us what you need. Create your own job post or generate one with AI then filter talent matches.
Hire top talent fast
Consult, interview, and hire quickly, so you can meet the freelancers you're excited about.
Collaborate easily
Use Upwork to chat or video call, share files, and track project progress right from the app.
Payment simplified
Manage payments in one place with flexible billing options. Only pay for approved work, hourly or by milestone.
Don't just take our word for it
“Upwork provides an umbrella-level of security. I can see a talent’s work history and ratings. I can hold payments in escrow. I can communicate through Upwork Messages instead of working through my email address.”
KD
Kim Darling
Emerald Tiger
“Upwork is the best platform to hire skilled professionals when we're not looking for a full-time employee. All the companies in our portfolio use Upwork to find talent across a wide range of fields.”
DM
David Merry
Kinetic Investments
“Our very specific requirements can be a challenge—With Upwork, we’re able to access a bigger community to ensure the success of our projects.”
KK
Katja Krohn
Summa Linguae
How do I hire a QT Developer in the United States on Upwork?
You can hire a QT Developer in the United States on Upwork in four simple steps:
Create a job post tailored to your QT Developer project scope. We'll walk you through the process step by step.
Browse top QT Developer talent on Upwork and invite them to your project.
Once the proposals start flowing in, create a shortlist of top QT Developer profiles and interview.
Hire the right QT Developer for your project from Upwork, the world's largest work marketplace.
At Upwork, we believe talent staffing should be easy.
How much does it cost to hire a QT Developer?
Rates charged by QT Developers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.
Why hire a QT Developer in the United States on Upwork?
As the world's work marketplace, we connect highly-skilled freelance QT Developers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream QT Developer team you need to succeed.
Can I hire a QT Developer in the United States within 24 hours on Upwork?
Depending on availability and the quality of your job post, it's entirely possible to sign up for Upwork and receive QT Developer proposals within 24 hours of posting a job description.