[Job-23557] Mid-level Java Developer, Brazil

CI&T; Brasil; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A leading tech transformation firm based in Brazil is seeking a Mid-level Java Developer to enhance their mobile application. The role involves designing RESTful APIs, troubleshooting live issues, and mentoring engineers. The ideal candidate will have strong expertise in Java 17+ and SpringBoot, along with a habit of Test-Driven Development (TDD). This position offers various benefits including health insurance, meal allowances, and support for continuous learning.

Serviços

Health and dental insurance

Meal and food allowance

Childcare assistance

Extended paternity leave

Partnership with gyms

Profit Sharing

Life insurance

Continuous learning platform

Discount club

Free wellness platform

Language learning platform

Qualificações

• Solid experience building backend services in Java 17+ and SpringBoot.
• Proven experience crafting RESTful APIs for mobile or web clients.
• Clear communicator who collaborates with frontend developers.

Responsabilidades

• Design and implement REST endpoints in Java17+ with SpringBoot.
• Write comprehensive unit and integration tests with JUnit.
• Monitor production APIs and troubleshoot live-site issues.

Conhecimentos

Java 17+

SpringBoot

RESTful APIs

TDD

Intermediate/Advanced English

Ferramentas

Jenkins

Terraform

PostgreSQL

Descrição da oferta de emprego

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 7.400 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

You’ll be the Mid-level Java Developer powering our mobile application. Your work ensures that field teams and partners get accurate, timely data on their iPads—whether they’re viewing dashboards, submitting forms or fetching data. Solid, well‑tested Java services are the backbone of our mobile experience.

What You’ll Work On:

- Design and implement REST endpoints in Java17+ with SpringBoot, tailored for low‑latency, high‑efficiency consumption by our ReactNative app;

- Optimize payloads and error handling to guarantee a smooth UX over cellular networks;

- Translate business rules (calculations, data submissions, flows) into reliable backend logic;

- Coordinate with frontend peers to version APIs and manage backward compatibility;

- Write comprehensive unit and integration tests (JUnit) to protect mobile workflows;

- Enforce coding standards via peer reviews and static analysis;

- Monitor production APIs (CloudWatch metrics, logs, alarms, Grafana) and troubleshoot issues—minimize mobile app errors and time‑outs;

- Collaborate with DevOps to refine CI/CD pipelines (Jenkins, Terraform) for rapid, safe releases;

- Engage in sprint ceremonies and backlog refinement—help define which mobile features come next;

- Mentor mid‑level engineers on SpringBoot best practices and mobile integration patterns;

Requirements:

- Solid experience building backend services in Java 17+ and SpringBoot;

- Proven experience crafting RESTful APIs for mobile or web clients, with attention to network constraints;

- Habitual TDD practitioner—your tests prevent regressions in critical mobile paths;

- Comfortable diving into production logs and metrics to resolve live-site issues quickly;

- Clear communicator who works hand‑in‑hand with frontend developers to deliver seamless mobile experiences;

- Intermediate/Advanced english.

Our Stack & Practices:

- Language & Framework: Java17+, SpringBoot;

- Mobile Frontend: ReactNative on iPad;

- Data Layer: PostgreSQL (Aurora/RDS), JPA/Hibernate;

- Testing: JUnit;

- CI/CD: Jenkins, Terraform;

- Monitoring: CloudWatch logs/metrics, X‑Ray tracing, Grafana;

- Methodology: Scrum (2‑week sprints, backlog grooming, retrospectives).

Our benefits:

-Health and dental insurance

-Meal and food allowance

-Childcare assistance

-Extended paternity leave

-Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;

-Profit Sharing and Results Participation (PLR);

-Life insurance

-Continuous learning platform (CI&T University);

-Discount club

-Free online platform dedicated to physical, mental, and overall well-being

-Pregnancy and responsible parenting course

-Partnerships with online learning platforms

-Language learning platform

And many more!

More details about our benefits here: https://ciandt.com/br/pt-br/carreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.