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Ângelo Salles

@ngelosalles

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Backend Developer with 5 years of experience in server-side applications.

Brazil

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What I'm looking for

I'm looking for a collaborative environment that values innovation and teamwork.

I'm Ângelo Gonçalves Salles, a dedicated Backend Developer with five years of experience in designing, developing, and maintaining server-side applications and databases. My journey has taken me through various roles, where I've honed my skills in creating reliable and secure high-performance APIs. I thrive in collaborative environments, working closely with cross-functional teams to deliver seamless web applications that prioritize clean code and best practices.

Currently, I am a Backend Engineer at Mercado Livre, where I contribute to Mercado Pago, a fintech platform. My responsibilities include developing features using Java, Kotlin, and Spring, conducting code reviews, and troubleshooting complex systems. I have a strong focus on microservices architecture and have worked extensively with technologies such as MySQL, MongoDB, and BigQuery. My previous experience as a Junior Fullstack Developer and a freelancer has equipped me with a diverse skill set, allowing me to adapt quickly and effectively to new challenges.

Experience

Work history, roles, and key accomplishments

Current

Backend Engineer

Current

MERCADO LIBRE

Jun 2021 - Present (4 years 3 months)

As a Backend Engineer at Mercado Libre, I developed high-performance APIs for Mercado Pago, focusing on security and reliability. My role involved collaborating with cross-functional teams, conducting code reviews, and troubleshooting using observability tools. I worked with microservices, asynchronous communication, and various databases.

Java Kotlin Spring GitHub Kibana Datadog New Relic MySQL MongoDB GraphQL

Junior Fullstack Developer

Saber em Rede

Jul 2020 - Jun 2021 (11 months)

As a Junior Fullstack Developer, I worked on both backend and frontend technologies, developing REST APIs and integrating payment systems. I utilized Node.js, Express, and MySQL for backend, while using Angular 9 and ReactJS for frontend development, following agile methodologies.

Node Express Sequelize MySQL ReactJS Bootstrap REST APIs Agile

Freelancer

Jardins College

Mar 2020 - Jul 2020 (4 months)

I developed an institutional website for Faculdade Jardins using React and GatsbyJS, focusing on SEO and static site generation. This project involved structuring content from markdown files and ensuring optimal indexing by search engines.

React SEO Markdown

Trainee

Ship

Jul 2019 - Dec 2019 (5 months)

As a Trainee at a marketing agency, I developed websites using HTML, CSS, JavaScript, jQuery, and PHP. My responsibilities included frontend adjustments, coding layouts, and configuring a custom CMS developed in PHP.

HTML CSS JavaScript jQuery PHP Frontend Development CMS Web Development

Education

Degrees, certifications, and relevant coursework

Faculdade Jardins

Web Development

2020 - 2020

Developed an institutional website for Faculdade Jardins, using React together with the GatsbyJS framework to ensure the site was indexed by search engines and optimized for SEO.