Pedro M.
Senior .NET & AWS Engineer | React, PostgreSQL, Node
+5 Years Experience Software Engineer, I specialize in .NET, AWS, React, and modern backend architecture, helping startups and enterprises build reliable systems that perform under real-world workloads. Some of the projects I've worked on include: • Built and maintained a medical imaging platform processing 500+ imaging studies every day, focused on performance, reliability, and continuous operation. • Designed and deployed cloud infrastructure on AWS, using ECS, EC2, RDS, Redis, S3, CloudFront, and Docker to support scalable production applications. • Developed high-performance ASP.NET Core APIs serving web and mobile applications with clean architecture and maintainable code. • Built modern frontends with React, creating responsive, user-friendly applications integrated with real-time backend services. • Optimized SQL Server and PostgreSQL databases through query tuning, indexing strategies, stored procedures, and performance analysis. • Developed real-time systems using WebSockets and Redis, supporting live communication and low-latency data synchronization. • Built cross-platform mobile applications with .NET MAUI, sharing business logic across Android and Windows. I use AI-assisted development with Claude Code and modern LLM workflows to accelerate delivery, improve code quality, and automate repetitive engineering tasks, without compromising maintainability. My core technologies include: • C# • ASP.NET Core • React • JavaScript • AWS • Docker • ECS • PostgreSQL • SQL Server • Redis • REST APIs • GitHub Actions Whether you need to build a new product, modernize an existing system, optimize performance, or scale your cloud infrastructure, I focus on delivering software that is reliable, maintainable, and ready for production from day one.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $5.2k
Billed in all: $29,081$29k
$2.6k in the last 6 months
Across 12 contracts
Earnings, last 30 days
Skill rankings: Top 10% in SQL Programming
Ranked by MRR among everyone on Upwork with the skill.
- #112SQL Programming1,149 freelancers · 🇧🇷 #5Top 10%🇧🇷#5 of 22
- #138Twilio743 freelancers · 🇧🇷 #2Top 19%🇧🇷#2 of 7
- #233AI Agents877 freelancers · 🇧🇷 #4Top 27%🇧🇷#4 of 7
- #421Microsoft SQL Server2,759 freelancers · 🇧🇷 #5Top 15%🇧🇷#5 of 29
- #428.NET Framework2,944 freelancers · 🇧🇷 #8Top 15%🇧🇷#8 of 33
- #507.NET Core3,067 freelancers · 🇧🇷 #8Top 17%🇧🇷#8 of 37
- #1,072API7,944 freelancers · 🇧🇷 #18Top 13%🇧🇷#18 of 90
- #1,094API Development6,848 freelancers · 🇧🇷 #13Top 16%🇧🇷#13 of 60