Brazil Senior Back End Developer

️ Develop and maintain RESTful APIs using Java 21 or higher, Micronaut or Spring Boot, following OpenAPIand Swagger standards;

️ Design and implement microservices-based architectures;

️ Integrate external systems using OAuth2 and JWT;

️ Maintain and evolve internal libraries containing domain business rules;

️ Write unit and integration tests, applying TDD practices;

️ Integrate third-party providers through OAuth, webhooks, and REST APIs;

️ Work with PostgreSQL and MongoDB, ensuring performance and consistency;

️ Implement event-driven messaging patterns using Apache Kafka;

️ Use AWS services such as S3, Secrets Manager, and Elastic Beanstalk;

️ Ensure application containerization with Docker and contribute to CI/CD pipelines, preferably using GitLab CI;

️ Collaborate with QA, Tech Lead, Product Owner, and engineering teams to define and deliver robust solutions

️ Fluent English is required for both written and verbal communication, ️ Solid experience with Java 21 or higher;

️ Experience with Micronaut is strongly preferred, or Spring Boot;

️ Hands-on experience with microservices architecture;

️ Strong knowledge of PostgreSQL, Liquibase, JDBC, and MongoDB;

️ Knowledge of Apache Kafka and event-driven architecture;

️ Experience with AWS and cloud environments;

️ Familiarity with Docker and CI/CD pipelines;

️ Experience with OAuth2, JWT, and REST API integrations;

️ Practical experience with testing using JUnit 5, Testcontainers, Mockito, and WireMock;

️ Knowledge of Git and Git-flow workflow;

️ Fluent English for clear communication in an international environment;

️ Autonomy and organization to work remotely

Nice to have

️ Knowledge of ISO 11783-10 and ISOXML;

️ Experience with Apache Cassandra and Redis;

️ Experience with Groovy, Grails, TypeScript, or Node.js with NestJS;

️ Experience with resilience patterns, such as circuit breaker and retry;

️ Knowledge of Elastic APM and AWS CodeArtifact;

️ Familiarity with IoT data flows and telemetry.

Unimed Nacional Health Insurance, with nationwide coverage in Brazil

Uniodonto Dental Plan

Flash Card, offering flexibility for meals and transportation

️ Life Insurance

️ Wellhub (Gympass)

Birthday Day Off

Collaborative work environment, focused on teamwork and technology applied to the real needs of agriculture

We are looking for a Senior Backend Java Developer to play a strategic role in building the architecture that powers our digital solutions. At xFarm, backend is a core part of the product. It is where scalability, security, and performance come together to ensure that data, machines, and systems communicate efficiently. If you have strong technical expertise, architectural vision, and enjoy building solid solutions in microservices and cloud environments, this opportunity puts you at the center of technological innovation in agriculture. About xFarm Technologies xFarm Technologies is a global agtech company operating across multiple countries. We develop digital solutions that support farmers, cooperatives, and agribusiness companies in managing data, operations, and decision-making in the field. Our mission is to transform information into organization, efficiency, and operational clarity, connecting technology and agriculture on an international scale., At xFarm Technologies, technology and agriculture grow together. We value technical ownership, collaboration, and real product impact. Ready to help build the future of agriculture with us?