João P.

João P.

Manaus, Brazil
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About Me

João is a Senior Software Developer with 10+ years of experience delivering scalable, cloud‑native solutions and developing applications using Java-related technologies. He has successfully developed and supported projects across the entire software development cycle using Spring Boot, Spring Security, RabbitMQ, Redis, Node.js, and Express.js on the back end and JavaScript technologies for front-end development. João's best asset is paying attention to every detail in order to deliver MVP software that works flawlessly and satisfies the client.

Frontend

JavaScript Angular React.js Next.js

Backend

Spring Spring Framework Java Rest API Node.js

Database

SQL PostgreSQL MongoDB noSQL

DevOps

Jenkins Docker Kubernetes Azure CI/CD DevOps AWS

QA & Testing

Integration Testing

Workflow

Git

Other

Full Stack Development Microservices Redis Data Modeling Kafka RXJS RabbitMQ Elastic Search Nest.js

Work history

EirSystems Inc
EirSystems Inc
Senior Software Developer
2022 - 2022
Remote

  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participating in scrums consisting of cross-functional teams, both software and hardware.

  • Ensuring that features are being delivered efficiently and on time.

JavaSpring BootJavaScriptFull Stack DevelopmentNode.jsExpressRedisSpring SecurityReact.jsDevOpsNestJS KubernetesAWS CloudTypescriptAWS SQSAWS Lambda Amazon API Gateway Amazon EKS Amazon EC2 GitHub Actions JfrogNest.jsTypescript 2+Github
DBC Company
DBC Company
Senior Software Developer
2019 - 2022 (3 years)
Porto Alegre, Brazil

  • Worked with microservices for a retail sales company using Java technologies.

  • Developed fully automated client management systems and improved web reporting systems.

  • Collaborated with management and associates to ensure full functionality of applications from concept to deployment.

  • Worked in the open banking/open finance domain and on a self-checkout project.

JavaSpring BootSpring SecurityRabbitMQJenkinsKubernetesDockerMavenRedisOracle DBUnit TestingIntegration TestingGitScrumApache Kafka Elasticsearch REST APIs AWS Cloud
SIDIA - Samsung Institute of Science and Technology
SIDIA - Samsung Institute of Science and Technology
Software Engineer
2017 - 2019 (2 years)
Manaus, Brazil

  • Created a mobile device functionality management system involving the control of all features of a mobile phone.

  • Solved the control for the approval process once the features were versioning following the Git model.

  • Performed microservices development activities for Samsung using Java technologies.

JavaSpring BootSpring SecurityOAuth2Node.jsExpressHapi.jsRabbitMQElastic SearchJenkinsUnit TestingIntegration TestingAutomated TestingMongoDBAngularHTMLCSSSASSMicroservices
PMZ
PMZ
Software Developer
2017 - 2017
Manaus, Brazil

  • Developed a sales and inventory system for the company and performed microservices development activities.

  • Oversaw projects from conception to release and analyzed product definitions and requirements.

  • Recommended relevant system modifications and project improvements.

JavaSpring BootSpring SecurityOracle DBJenkinsUnit TestingIntegration TestingGitScrumHTMLCSSSASSMicroservices
Interactive Mobile
Interactive Mobile
Software Developer
2014 - 2017 (3 years)
Manaus, Brazil

  • Worked on the development of an e-document management system using Java technologies.

  • Defined development tasks and provided time estimates for projects, reporting on department project activities and status.

  • Ensured development consistency and took part in programming standards implementation, change management, and version control.

JavaSpring BootEnterprise JavaBeans (EJB)PostgreSQLAngular.JSAngularSASSHTML5GitDockerScrumC#WPFEntity FrameworkSQL ServernoSQL
Lumabyte Solutions and Technologies
Lumabyte Solutions and Technologies
Software Developer
2012 - 2014 (2 years)
Manaus, Brazil

  • Built websites using CMS WordPress, CMS Joomla, WooCommerce, and other technologies.

  • Directly involved in the design, installation, testing, and maintenance of web systems for multiple clients.

  • Reviewed and updated requirements documentation, adhering to company standards.

WordPressJoomlaWooCommercePHPJavaScriptHTMLCSSCMSWeb Development

Showcase

Full-stack Developer - Mobile Functionality Management System
Full-stack Developer - Mobile Functionality Management System

The project involved the control of all features of a mobile phone including Wi-Fi, Bluetooth, 3G, 4G, etc. Built back-end and front-end features, solved the control for the approval process once the features were versioning following the Git model. Ensured cross-platform optimization and responsiveness of the application.

Back-end Developer - Self-Checkout
Back-end Developer - Self-Checkout

The system consists of an application where the customer pays for purchases using a store card, credit card, and debit card. Worked mainly with Spring Boot and completed multiple integrations with different systems. The application was successfully launched as the first self-checkout system for a retail sales company in Brazil.

Full-stack Developer - Sales System
Full-stack Developer - Sales System

Created a sales system for vehicle parts using Spring Boot and Angular 2+. Worked closely with graphic designers for web design features, overseeing the project from conception to release. Used a recommendation system for product searches in the system, thus achieving record sales for the company.

Education

MBA IT Project Management
MBA IT Project Management
Uninorte - Laureate International - Brazil
2015 - 2016 (1 year)
BSc IT
BSc IT
Uninorte - Laureate International - Brazil
2009 - 2012 (3 years)