César Mandamiento
Senior Full Stack Engineer at Deel
Lima, Lima, Peru
Summary
👤
Senior🎓
Top SchoolCésar Mandamiento is a Senior Full Stack Engineer with a decade of experience building high-performance React, Next.js, Node.js and FastAPI applications, currently focused on scalable frontend architecture and API design. He has led large initiatives—such as transitioning PedidosYa to micro-frontends and driving TDD adoption—to improve deployment velocity, test coverage and production performance at scale. Comfortable across monorepos, GraphQL, and serverless patterns, he pairs hands-on coding with technical leadership and mentoring. Notably, he has driven measurable results like a 40% load-time improvement and 75% core test coverage while championing observability with Datadog and Sentry. Based in Lima, Peru, César blends product-minded frontend engineering with backend robustness, often surfacing subtle UI performance bottlenecks into long-term architectural improvements.
6 years of coding experience
11 years of employment as a software developer
Maestría, Ingeniería de sistemas, Maestría, Ingeniería de sistemas at Universidad Nacional José Faustino Sánchez Carrión
English
Github Skills (34)
angular-component10
shared-services10
abstraction-layer9
angular-directives9
facade8
single-spa8
unidirectional-data-flow8
modular-design8
design-patterns7
angular6
router6
javascript6
microservices5
database-api4
microfrontend4
Programming languages (4)
Github contributions (5)
cmandamiento/angular-architecture-base
May 2020 - Sep 2020
Angular Architecture Patterns and best practices
Contributions:11 commits, 3 PRs, 5 pushes in 4 months
angularfacadedesign-patternsangular8shared-services
cmandamiento/flashdeco-fe
Feb 2026 - Jun 2026
Contributions:14 pushes, 1 branch in 4 months
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