Jesus Santander

Node | React | .NET Senior Software Engineer. Distributed systems enthusiast

Valencia, VE, EST

JS

About

I am a seasoned full-stack web developer with over 7 years of expertise in scalable architectures, distributed computing, cloud infrastructure, and web applications. Proficient in .NET, Node, Azure, and React. Curious, self-motivated, and interested in learning and mastering new technologies to overcome unique challenges.

Work Experience

Laika

Laika
Remote

Senior Software Engineer

Oct 2022 - Present
  • Crafted a comprehensive microservice migration plan to dismantle a monolithic system, boosting reliability.
  • Optimized product search quality, accuracy, and response time by implementing Algolia as the search service.
  • Developed a collaborative filtering recommendation system, boosting sales and enhancing product visibility.
Microsoft

Microsoft
Remote
Vendor

Senior Software Engineer

Apr 2021 - Sep 2022
  • Created mission-critical React components for the new MVP site focused on accessibility and performance.
  • Established Azure Cognitive Search indexes, enhancing the precision of text-based queries.
  • Enhanced Microsoft MVP application performance by optimizing Entity Framework queries, minimizing database data retrieval and client-side data transmission for increased eficiency.
Alphas

Alphas
Remote

Senior Software Engineer → Lead Software Engineer

Jun 2019 - Mar 2021
  • Accelerated data processing from minutes to seconds by optimizing distributed systems with RabbitMQ and MassTransit, enhancing operational efficiency.
  • Refactored legacy systems into modern microservices using Azure technologies like App Service, Storage, Service Bus, Functions, CosmosDB, and Active Directory, boosting system performance by up to 40%.
  • Transferred an HTTP API from a VM to Azure App Service, cutting infrastructure costs by approximately 15%.

Education

MSc. Applied Mathematics

University of Carabobo

MSc. Applied Mathematics
2022 - Present
B.Eng. Telecommunication Engineer

University of Carabobo

B.Eng. Telecommunication Engineer
2010 - 2015

Certifications

Azure Developer - Associate

Microsoft

Azure Developer - Associate
2023

Publications

Revista Ingeniería UC

Aug 1, 2017
Letter to the editor: Procedure for access to the ERS and ENVISAT missiondata through the ESA portal and the interactive tool EOLI-SA

Skills

JavaScript
TypeScript
React/Next.js/Remix
Node.js
.NET/C#/ASP.NET
Go
Rust

Projects

jsantanders.dev

My personal website and blog. Built with Next.js and MDX

Side Project
TypeScript
Next.js
MDX

learning.jsantanders.dev

Solutions to problems found in books I’m reading

Side Project
Quarto
R
Statistics

modular-monolith-nestjs

A Modular Monolith application with Domain-Driven Design approach. Using NestJS as a backend framework.

Side Project
Nest.js
DDD
CQRS