Backend Java Developer, Spring Boot – Mid-level, Senior, Technical Specialist, Tech Lead

Jobtailor

São Paulo

Presencial

BRL 150 000 - 280 000

Tempo integral

14 dias+

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Resumo da oferta

Jobtailor in São Paulo, Brazil is seeking a Senior Java Engineer to develop, evolve, and maintain applications using Java 17+ and Spring Boot, focusing on REST APIs and microservices. You will contribute to reactive programming and collaborate in agile teams to translate business requirements into scalable solutions.

The role emphasizes unit testing with JUnit and Mockito, cloud and container technologies like Docker and Kubernetes, and CI/CD pipelines.

Qualificações

Proven experience with Java 17+ and Spring Boot.
Strong REST and microservices knowledge.
Hands-on with reactive programming and testing (JUnit/Mockito).

Responsabilidades

Develop, evolve, and maintain Java 17+ applications with Spring Boot.
Design REST APIs and microservices-based architectures.
Implement unit tests and participate in CI/CD pipelines.

Conhecimentos

Java 17+

Spring Boot

REST APIs

Microservices

Reactive Programming

Unit Testing (JUnit, Mockito)

OOP

Scrum/Agile

Jira

Trello

Grafana

Docker

Kubernetes

CI/CD (Jenkins, GitLab CI)

Cloud (AWS, Azure, GCP)

Ferramentas

Docker

Kubernetes

Jenkins

GitLab CI

MySQL

PostgreSQL

MongoDB

Maven

Gradle

Descrição da oferta de emprego

Develop, evolve, and maintain applications using Java 17+ and Spring Boot.
Design, develop, and maintain REST APIs and microservices-based architectures.
Build solutions using reactive programming.
Participate in defining technical and architectural solutions, following Software Engineering best practices.
Write clean, reusable, object-oriented code.
Implement unit tests using JUnit and Mockito.
Work with relational databases (MySQL and PostgreSQL) and NoSQL (MongoDB).
Manage dependencies using Maven and/or Gradle.
Work in agile teams using Scrum and tools such as Jira and Trello.
Collaborate with multidisciplinary teams to translate business requirements into high-quality technical solutions.
Contribute to the continuous evolution of applications, promoting quality, performance, scalability, and development best practices.

Requirements

Solid experience with Java 17+.
Experience with Spring Boot.
Knowledge of REST APIs and microservices.
Experience with reactive programming.
Knowledge of unit testing frameworks (JUnit and Mockito).
Experience with relational databases (MySQL and PostgreSQL) and NoSQL (MongoDB).
Knowledge of dependency management using Maven and/or Gradle.
Strong knowledge of Object-Oriented Programming (OOP).
Experience with agile methodologies (Scrum) and management tools such as Jira and Trello.
Experience with Docker and Kubernetes (Senior level).
Experience with messaging systems, such as Kafka and/or Event Hub (Senior level).
Experience with CI/CD pipelines using Jenkins, GitLab CI, or similar tools (Senior level).
Experience with DevOps practices (Senior level).
Experience in Cloud environments such as AWS, Microsoft Azure, or Google Cloud Platform (GCP) (Senior level).
Mastery of Systems Architecture and Design Patterns (Technical Specialist and Tech Lead).
Experience with monitoring tools, such as Grafana (Technical Specialist and Tech Lead).
Expertise in resilience strategies for distributed systems (Technical Specialist and Tech Lead).
Experience with technical leadership and team management (Technical Specialist and Tech Lead).

Core Competencies

Proficient in developing and maintaining applications using Java 17+ and Spring Boot, with a strong focus on REST APIs, microservices, and reactive programming. Demonstrates expertise in unit testing, agile methodologies, and cloud environments, while promoting best practices in software engineering.

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