Senior Java Developer – Focus on Bank Billing

Description

Job Summary: We are seeking a Senior Java Developer passionate about solving complex problems in microservices architecture and financial billing systems, with technical autonomy and a strong focus on collaboration. Key Highlights: 1. Solid experience in microservices architecture 2. Experience working on financial billing systems 3. Technical autonomy and proactivity We are looking for a Senior Java Developer with solid experience in microservices architecture and financial systems, especially in the billing domain. If you are passionate about solving complex problems, possess technical autonomy, and want to work in a team that values leadership and collaboration, this role is for you! **What We Expect From You** Practical experience with microservices architecture Real-world experience with bank billing systems (CNAB, bank slips, remittance files, debt collection notices) Ability to work autonomously, gather requirements, and propose solutions Clear communication with developers, product owners, and stakeholders Proactivity and sense of responsibility Requirements: **Technical Requirements** Java 8\+ Spring Boot (Core, Data, Batch, Injection) RabbitMQ (advanced messaging) PostgreSQL and DynamoDB Elasticsearch Docker, Docker\-Compose, Kubernetes REST and SOAP APIs Experience handling large volumes of data Experience in financial systems **Nice-to-Have** AWS (EKS, EC2, S3, RDS, Lambda) DevOps and infrastructure as code Experience integrating Pix Experience serving as a technical focal point or technical lead **Soft Skills** Assertive communication Autonomy and critical thinking Systemic vision and genuine interest in understanding the impact of solutions