Vishnu S.
Hardware, Software, Web, Mobile & AI development
With over 25 years in IT, I specialize in .NET, Azure, AI, Python, React Native, and embedded electronics (Arduino, ESP32, STM32, Raspberry Pi, KiCad). I’ve developed solutions for retail, hi-tech, manufacturing, and FMCG sectors, from startups to Fortune 500 companies. Named co-inventor/inventor on 15+ granted US patents, I bring technical expertise, managerial skills, and sales acumen. Skills: - IoT: Sensor integration, edge computing, cloud, firmware, software - Electronics: Hardware design, prototyping, PCB (KiCad), FCC certification, Arduino, ESP32, STM32, Raspberry Pi - AI/ML: PyTorch, TensorFlow, YOLO, OpenCV - Mobile Apps: iOS, Android (React Native) - Cloud: AWS, Azure - Web Development: Full-stack (C#, Python, jQuery, ASP.NET, Bootstrap) - Other: PowerPoint presentations, technical writing
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $49k
Billed in all: $95,972$96k
$4.9k in the last 6 months
Across 19 contracts
Earnings, last 30 days
Skill rankings: Top 0.82% in Web Application
Top 1% in 3 of 15 skills, ranked by MRR among everyone on Upwork with the skill.
- #6Raspberry Pi623 freelancers · 🇺🇸 #2Top 0.96%🇺🇸#2 of 82
- #9Arduino1,007 freelancers · 🇺🇸 #3Top 0.89%🇺🇸#3 of 156
- #9STM32545 freelancers · 🇺🇸 #2Top 2%🇺🇸#2 of 35
- #9KiCad393 freelancers · 🇺🇸 #3Top 2%🇺🇸#3 of 50
- #11ESP32780 freelancers · 🇺🇸 #3Top 1%🇺🇸#3 of 77
- #11Electronics432 freelancers · 🇺🇸 #3Top 3%🇺🇸#3 of 63
- #18Internet of Things718 freelancers · 🇺🇸 #7Top 3%🇺🇸#7 of 77
- #22PCB Design1,232 freelancers · 🇺🇸 #7Top 2%🇺🇸#7 of 217