👾 Sergio Medina

Backend Developer

Arionkoder

Sep 2023 - Current (2 years 8 months)

• Designed and developed features in a Microservices architecture using an event-driven approach. • Led performance improvements on APIs through query optimization and caching strategies. • Contributed to the development and maintenance of a Spring Boot library for internal use. • Worked on the development and maintenance of a Backend-for-Frontend module for mobile applications.

Backend Developer

Rappi

Jul 2022 - Sep 2023 (1 year 3 months)

• Contributed to the maintenance of an internal Golang library. • Led the migration of monolithic back-office services to a microservices architecture following Domain-Driven Design. • Improved API performance by identifying slow queries and optimizing endpoints. • Used Kafka for real-time data streaming and reporting.

Backend Developer

Platzi

May 2021 - Jun 2022 (1 year 2 months)

• Developed new features and maintained legacy systems in a Modular Monolith setup. • Implemented near real-time activity reporting using Kafka and GraphQL. • Created an MVP feature for gift redemption, which became a product after its release. • Led the integration of Single Sign-On with multiple providers (Azure, Google, Facebook, Twitter).

Backend Developer

Rappi

Jul 2019 - Apr 2021 (1 year 10 months)

• Worked on the migration of monolithic applications to a microservices event-driven architecture. • Contributed to the development of APIs and libraries using Golang (Echo), Java (Spring Boot), PostgreSQL, MongoDB, and Redis. • Optimized API performance through query tuning and caching. • Implemented data pipelines for report generation using Redis and MongoDB.

U

Backend Developer

UBICUTUS

Apr 2018 - Jun 2019 (1 year 3 months)

• I developed the first stages for Ticking, a real-time Trivia application. • Generated the Backoffice application and exposed entities data using Django/DRF. • Created a microservice to expose trivias through websockets to the mobile apps. • Developed the mobile application for real-time Trivias, using Ionic framework.

I

Web Developer

Inpetus

Jul 2015 - Mar 2016 (9 months)

• Created custom WordPress blogs from scratch and tailored them to client requirements. • Perform as Web Master for several WordPress, ensuring uptime and content updates. • Developed and customized front-end components using HTML, CSS and JavaScript to match client branding.

👾 Sergio Medina

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