Kelvin Rojas
Senior Software Engineer at Skyllful
Santa Ana, El Salvador
Summary
👤
Senior🎓
Top SchoolKelvin Rojas is a Senior Full-Stack Engineer with 5 years of hands-on experience designing cloud-native, distributed systems and shipping high-performance web applications. He combines deep expertise in .NET Core, Python/FastAPI, Node/Nest.js, and React/TypeScript with proven cloud skills across GCP, AWS (CDK) and Azure-ready patterns. Kelvin has a track record of modernizing monoliths into microservices and reusable component libraries, cutting load times and infrastructure costs while championing TDD and SOLID-driven architectures. He routinely leads architecture reviews, mentors junior engineers, and implemented practices that reduced defect rates by ~30% and infrastructure spend by up to 25%. Comfortable in distributed teams and advanced English, he pairs hands-on implementation (CI/CD, event-driven Pub/Sub patterns, real-time dashboards) with measurable operational improvements. Based in Santa Ana, El Salvador, Kelvin brings a pragmatic focus on maintainability and cost-conscious performance optimization that often uncovers efficiency gains beyond initial scope.
4 years of coding experience
5 years of employment as a software developer
Engineer's degree Computer Software Engineering, Engineer's degree Computer Software Engineering at Universidad de El Salvador
Github Skills (4)
laravel3
php3
aws3
serverless2
Programming languages (4)
Github contributions (5)
DevKelvin21/DevKelvin21
May 2022 - Jan 2025
Contributions:12 pushes, 1 branch in 2 years 8 months
DevKelvin21/ANS_135-Final
Jun 2021 - Jun 2021
Contributions:17 commits, 10 pushes, 1 branch in 6 days
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