#sejaSysMap #SysMap #soulSysMap
Mid-level Backend Developer – Java, APIs, Microservices
Location
Brazil
Posted
32 days ago
Salary
0
Seniority
Senior
Job Description
Mid-level Backend Developer – Java, APIs, Microservices
SysMap Solutions
• Develop, evolve, and maintain Java backend APIs and services, ensuring adherence to defined architecture patterns, high code quality, readability, and maintainability; • Actively participate in the development of microservices, including contract definition, synchronous and asynchronous communication, and integrations between internal and external systems; • Ensure application performance, stability, security, and scalability by identifying bottlenecks, proposing technical improvements, and taking preventive actions; • Take part in functional and technical refinements, contributing analyses, estimates, solution definitions, and risk identification; • Participate in Scrum ceremonies such as planning, daily stand-ups, review, and retrospective, collaborating on the organization and growth of the team; • Implement and maintain unit and integration tests to ensure reliability, quality, and compliance with functional and non-functional requirements; • Work on application monitoring, analyzing logs, metrics, and alerts to provide observability and rapid failure detection; • Analyze, investigate, and resolve production incidents, perform root cause analysis, and propose continuous improvements; • Participate in code reviews, applying and promoting best practices, development patterns, and software quality principles; • Collaborate closely with Frontend, Mobile, QA, and DevOps teams to ensure integrated deliveries and efficient end-to-end solutions.
Job Requirements
- Solid experience in backend development with Java 11 or higher (Java 17+ preferred);
- Experience developing RESTful APIs following best practices for versioning, security, and performance;
- Experience with microservices architecture and system integrations;
- Knowledge of messaging systems conceptually or in practice, using tools such as Kafka, RabbitMQ, or similar;
- Experience with relational databases (SQL) such as PostgreSQL, Oracle, or equivalents;
- Familiarity with NoSQL databases;
- Implementation of unit and integration tests with a focus on code quality and reliability;
- Application of SOLID principles and development best practices such as Clean Code;
- Experience with source control using Git;
- Basic knowledge of Docker for creating and running containers;
- Familiarity with CI/CD and pipeline automation;
- Experience with observability using logs, metrics, and application monitoring tools;
- Experience working in agile teams, especially Scrum, actively participating in ceremonies and technical and functional refinements;
- Experience with cloud platforms (AWS, Azure, or GCP);
- Knowledge of API security, such as OAuth2, JWT, and authentication/authorization best practices;
- Experience with legacy systems and technology modernization processes;
- Experience in high-volume environments, critical systems, or mission-critical applications.
Benefits
- Position also open to candidates with disabilities (PWD)
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