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Joaquin S.

Montevideo, Uruguay

$60/hr
5.0
39 jobs

Senior audio software developer, passionate about audio, technology, and music. CEO & Co-Foudner of Edge Audio Labs, a company specialized in audio and music software development. My team and I build audio products end to end, including audio plugins, desktop and mobile apps, DSP, AI for audio, cloud backends, embedded systems, licensing, QA, UI/UX, and launch-ready product support. My expertise includes C++, JUCE, Python, PyTorch, ONNX, FastAPI, AWS, Vercel, VST3, AU, AAX, iLok, Audinate Dante, AoIP, and cross-platform development for macOS, Windows, iOS, Android, and embedded environments. Weโ€™ve worked on analog emulation, AI vocal synthesis, voice and singing technology, cloud-based audio systems, MIDI and music analysis tools, AI audio analysis, embedded audio hardware, and distributed real-time audio platforms. I also bring real-world experience in live sound, theatre, and studio work, plus a musicianโ€™s perspective as a drummer and guitarist. This helps me understand both the technical and creative side of audio products. Former college professor in the Audio Technology Department at ORT University, with strong experience leading teams and turning complex ideas into polished products.

  • Logic Pro
  • Avid Pro Tools
  • Audio Mastering
  • Python
  • Unix Shell
  • Product Development
  • Audio Engineering
  • Audio & Music Software
  • MIDI
  • Music & Sound Design
  • Digital Signal Processing
  • C++
  • Audio Editing
  • C
  • Audio Post Production
Shivanand C.

Mumbai, India

$12/hr
4.5
5 jobs

๐ŸŽฌ Need clean, frame-perfect rotoscoping or green screen removal? You're in the right place. With 8+ years of professional VFX experience, I deliver production-ready rotoscoping, chroma key compositing, and visual effects for films, commercials, web series, and digital content โ€” with clean edges, pixel-perfect mattes, and zero compromise on quality. I have worked on feature films, TV commercials, web series, and online projects across multiple studios and production houses, so I understand what "broadcast quality" actually means โ€” not just as a phrase, but frame by frame. ๐Ÿ”ง What I Do: โœ” Rotoscoping & advanced masking โ€” including hair roto, motion blur, and complex edges โœ” Green screen & blue screen removal (Chroma Key) โ€” clean spill suppression included โœ” Object & wire removal / paint cleanup โœ” Background & sky replacement โœ” VFX compositing & shot integration โœ” Camera & object tracking (2D/3D) โœ” Beauty retouching & finishing ๐Ÿ“ฆ Deliverables I Provide: โœ” MOV / MP4 with alpha channel โœ” Image sequences โ€” PNG / EXR / TIFF โœ” After Effects or Nuke project files (if required) โœ” Clean matte passes & final composited shots ๐Ÿ›  Tools & Software: After Effects ยท Mocha Pro ยท Silhouette FX ยท Premiere Pro ยท Nuke ๐ŸŽฏ Why Clients Keep Coming Back: โœ” 8+ years of real production experience โ€” not just freelance side work โœ” Pixel-accurate output with clean, stable edges on every frame โœ” Fast turnaround with clear communication throughout the project โœ” Experience with tight deadlines on commercial and film productions โœ” Long-term collaboration welcome โ€” I treat your project like my own ๐ŸŽ FREE Test Clip โ€” Zero Risk for You Not sure about quality? Send me a short clip and I'll roto it for free so you can judge the work before committing to anything. ๐Ÿ“ฉ Message me now โ€” I'm available to start immediately. Let's make your footage clean, cinematic, and production-ready.

  • Rotoscoping
  • Visual Effects
  • Visual Effects Software
  • Compositing
  • Chroma Keying
  • Green Screen
  • Adobe After Effects
  • Silhouette
  • Mocha Pro
  • Background Removal
  • Keying
  • Video Editing
  • Video Cleanup
  • Object Removal
  • Video Post-Editing
Nikhil S.

Shimla, India

$15/hr
4.9
27 jobs

ใ€‹ใ€‹ใ€‹ ๐“๐ซ๐š๐ง๐ฌ๐Ÿ๐จ๐ซ๐ฆ๐ข๐ง๐  ๐–๐ž๐› ๐€๐ฉ๐ฉ๐ฌ ๐ข๐ง๐ญ๐จ ๐’๐ž๐œ๐ฎ๐ซ๐ž, ๐’๐œ๐š๐ฅ๐š๐›๐ฅ๐ž ๐ƒ๐ž๐ฌ๐ค๐ญ๐จ๐ฉ ๐€๐ฉ๐ฉ๐ฅ๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌ ใ€Šใ€Šใ€Š I help businesses build secure, scalable, and production-ready ๐„๐ฅ๐ž๐œ๐ญ๐ซ๐จ๐ง.๐ฃ๐ฌ ๐๐ž๐ฌ๐ค๐ญ๐จ๐ฉ ๐š๐ฉ๐ฉ๐ฅ๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌ ๐Ÿ๐จ๐ซ ๐–๐ข๐ง๐๐จ๐ฐ๐ฌ, ๐ฆ๐š๐œ๐Ž๐’, ๐š๐ง๐ ๐‹๐ข๐ง๐ฎ๐ฑ. With 7+ years of end-to-end experience in ๐„๐ฅ๐ž๐œ๐ญ๐ซ๐จ๐ง ๐š๐ฉ๐ฉ ๐š๐ซ๐œ๐ก๐ข๐ญ๐ž๐œ๐ญ๐ฎ๐ซ๐ž, ๐๐ž๐ฌ๐ค๐ญ๐จ๐ฉ ๐”๐ˆ ๐๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ, ๐ง๐š๐ญ๐ข๐ฏ๐ž ๐Ž๐’ ๐ข๐ง๐ญ๐ž๐ ๐ซ๐š๐ญ๐ข๐จ๐ง, ๐ˆ๐๐‚ ๐ฐ๐จ๐ซ๐ค๐Ÿ๐ฅ๐จ๐ฐ๐ฌ, ๐ฉ๐š๐œ๐ค๐š๐ ๐ข๐ง๐ , ๐š๐ฎ๐ญ๐จ-๐ฎ๐ฉ๐๐š๐ญ๐ž๐ฌ, ๐š๐ง๐ ๐ฅ๐จ๐ง๐ -๐ญ๐ž๐ซ๐ฆ ๐ฆ๐š๐ข๐ง๐ญ๐ž๐ง๐š๐ง๐œ๐ž, I build desktop software that is fast, stable, and ready for real-world use. My approach focuses on modern Electron best practices, including ๐ฆ๐š๐ข๐ง/๐ซ๐ž๐ง๐๐ž๐ซ๐ž๐ซ ๐ฉ๐ซ๐จ๐œ๐ž๐ฌ๐ฌ ๐š๐ซ๐œ๐ก๐ข๐ญ๐ž๐œ๐ญ๐ฎ๐ซ๐ž, ๐ฌ๐ž๐œ๐ฎ๐ซ๐ž ๐ˆ๐๐‚, ๐ฉ๐ซ๐ž๐ฅ๐จ๐š๐ ๐ฌ๐œ๐ซ๐ข๐ฉ๐ญ๐ฌ, ๐œ๐จ๐ง๐ญ๐ž๐ฑ๐ญ ๐ข๐ฌ๐จ๐ฅ๐š๐ญ๐ข๐จ๐ง, ๐ฌ๐š๐ง๐๐›๐จ๐ฑ-๐š๐ฐ๐š๐ซ๐ž ๐๐ž๐ฏ๐ž๐ฅ๐จ๐ฉ๐ฆ๐ž๐ง๐ญ, ๐š๐ง๐ ๐ฎ๐ฉ-๐ญ๐จ-๐๐š๐ญ๐ž ๐Ÿ๐ซ๐š๐ฆ๐ž๐ฐ๐จ๐ซ๐ค ๐ฆ๐š๐ข๐ง๐ญ๐ž๐ง๐š๐ง๐œ๐ž. ๐Ÿ“Œ ๐–๐ก๐š๐ญ ๐ˆ ๐œ๐š๐ง ๐ก๐ž๐ฅ๐ฉ ๐ฒ๐จ๐ฎ ๐›๐ฎ๐ข๐ฅ๐ : โซธ Custom Electron.js desktop applications โซธ Cross-platform apps for Windows, macOS, and Linux โซธ Desktop dashboards, internal tools, SaaS wrappers, and enterprise apps โซธ Offline-first and API-driven desktop software โซธ AI-powered desktop apps with LLM, speech, and automation workflows โซธ Real-time apps using WebSockets, notifications, and background processes โซธ Legacy app modernization and desktop product upgrades ๐Ÿ“Œ ๐Œ๐ฒ ๐œ๐จ๐ซ๐ž ๐„๐ฅ๐ž๐œ๐ญ๐ซ๐จ๐ง.๐ฃ๐ฌ ๐š๐ค๐ข๐ฅ๐ฅ๐ฌ ๐š๐ซ๐ž : โซธ Electron.js โซธ JavaScript (ES6+) / TypeScript โซธ React / Node.js โซธ IPC, preload scripts, contextBridge โซธ Context isolation and Electron security best practices โซธ Desktop app architecture โซธ REST APIs / GraphQL / WebSockets โซธ SQLite / PostgreSQL โซธ Electron Forge / Electron Builder โซธ Auto updates / Crash reporting / Logging โซธ Jest / Playwright โซธ Git / CI/CD I develop complete desktop products from idea to release, whether you need a brand-new Electron app, modernization of an existing desktop tool, or conversion of a web platform into a polished desktop application. Feel free to reach out anytime. Iโ€™m quick to respond and typically reply within a few hours.

  • Chromium
  • Node.js
  • JavaScript
  • API Integration
  • Desktop Application
  • Mac OS App Development
  • Electron
  • Website
  • Linux
  • RESTful API
  • GraphQL
  • PostgreSQL
  • Git
  • TypeScript
  • Websockets
  • Application Integration
  • Performance Optimization
  • Software Debugging
  • CI/CD
  • React
Radion R.

Tiraspol, Moldova

$50/hr
5.0
1 jobs

I have 10+ years of hands-on experience in C/C++/Rust/Go/Python, low-level systems, and performance-critical applications. I build performance-critical systems across Linux, Windows, and embedded environments, focusing on reliability, efficiency, and clean data flow. Tech Stack: - Languages: C, C++, Rust (safe systems), Python (tooling/scripts) - Linux Systems: eBPF, XDP, TC, Netfilter, io_uring, epoll, POSIX APIs, RAPL/MSR - Windows Internals: WFP, ETW, KMDF/WDM, WinAPI - Networking: TCP/IP, UDP, QUIC, raw sockets, DPI, protocol design - Embedded: nRF52, nRF53, BLE (GATT), Zephyr RTOS, nRF SDK - Hardware: PCB (Altium, KiCad), board bring-up, signal debugging - Concurrency: multithreading, lock-free structures, async I/O - Observability: perf, ftrace, bpftrace, ETW tracing - Tools: GDB, WinDbg, Wireshark, tcpdump, CMake, Docker, Git I can start right away and work full-time depending on project needs.

  • Network Engineering
  • C++
  • C
  • Golang
  • Rust
  • PCB Design
  • Embedded C
  • Embedded Linux
  • Altium Designer
  • KiCad
  • nRF52
  • TCP/IP
  • System Administration
  • Kernel
  • Driver Development
Vlas B.

Kyiv, Ukraine

$90/hr
5.0
369 jobs

Senior Chrome Extension Developer with 10+ years of experience. 300+ Chrome extensions developed. 140,000+ Users. I specialize in developing custom chrome extensions for internal use within your team. A custom chrome extension can be a powerful tool that improves your internal workflows and enhances websites that your business relies on. If you or your employees perform tedious manual tasks like copy-pasting, filling forms, looking up information on different websites - a custom chrome extension can greatly improve your experience and make work more streamlined and enjoyable. I can also integrate AI features into your extension like generating messages and images. I have experience implementing chrome extensions that work with the following websites and API providers: Gmail, Google Sheets, Google Drive, Google Docs, Google Meet, Outlook, Microsoft Word, LinkedIn, Facebook, Instagram, Amazon, Ebay, Shopify, Etsy, Salesforce, HubSpot, Zoho, Ticketmaster, LiveNation, Zillow, Notion, Airtable, ChatGPT, OpenAI, Gemini, Claude, Stripe, SendGrid, Firebase, Supabase, Google Cloud. I have experience implementing complex technologies to enhance chrome extensions: Vector search based on AI embeddings. Browser automation on a remote server. Remote configuration of website selectors. Video and audio recording, WebRTC. PDF generation. AI model tuning. Here is what I can provide you: A custom chrome extension that solves a specific problem within your team. An admin panel where you can configure settings of the extension and see usage analytics. A secure private server to store your information and secret keys. Complete ownership of any code I create or systems I develop for you. Lifetime support for any issues that may occur while using the extension. I guarantee that youโ€™ll be happy with the chrome extension I create, or your money back. The systems I create are 100% secure and reliable in the long term. I use the latest AI tools to improve development speed and quality. I am currently available, happy to answer any questions.

  • Vue.js
  • CSS
  • Google Chrome Extension
  • jQuery
  • JavaScript
  • HTML5
  • CSS 3
  • Browser Extension
  • API
  • Firefox Plugin Development
  • Automation
Jonata B.

Tapejara, Brazil

$35/hr
5.0
101 jobs

Iโ€™m a Software Engineer with strong experience in Python, JavaScript, and full-stack web development, focused on building scalable, high-performance applications. I specialize in backend development with Flask, REST APIs, and MySQL, along with modern frontend solutions using HTML, CSS, and dynamic JavaScript interfaces. My work includes API development, database design, automation scripts, and system integration, as well as handling complex workflows such as audio processing, multimedia pipelines, DICOM processing, and data transformation. Iโ€™ve also worked with tools and libraries like PyQt / PySide and ffmpeg, giving me a versatile skill set across both web and desktop environments. Iโ€™m experienced in debugging, performance optimization, and clean architecture, ensuring that every solution is not only functional but also maintainable and efficient. I also leverage advanced AI-assisted development tools (including Claude Max) to accelerate delivery, improve code quality, and explore optimized solutions when tackling complex problems. Whether it's building a system from scratch, improving an existing codebase, or solving critical bugs, I focus on delivering reliable, production-ready results. If youโ€™re looking for a developer skilled in Python, Flask, JavaScript, APIs, MySQL, automation, and scalable systems, I can help turn your ideas into solid, working software.

  • Inkscape
  • Python
  • FFmpeg
  • Desktop Application
  • Grav CMS
  • PyQt
  • Subtitles
  • Brazilian Portuguese Dialect
  • Twig
  • App Development
  • English to Brazilian Portuguese Translation
  • Software Development
  • Audiovisual Translation
  • Windows App Development
  • Flask

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