Senior Back-End Developer

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A3Data

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51 - 200 Mitarbeiter

🤖 Künstliche Intelligenz

☁️ SaaS

🤝 B2B

Artificial Intelligence • SaaS • B2B

A3Data ist ein brasilianisches Daten- und KI-Unternehmen, das Unternehmen dabei unterstützt, ihre Betriebsabläufe durch Data Engineering, Analytik und generative KI-Lösungen zu transformieren. Das Unternehmen kombiniert Beratungs- und Produktangebote – darunter Agentic KI-Agenten, Beta. AI-Prototyping, Buora (generative KI-Plattform), Powerviz-Dashboards und Gesundheitsassistenten wie Maria und Nuvie – um Data Lakes/Lakehouses, Data Mesh, Governance und KI-gestützte Automatisierung zu entwickeln. A3Data ist ein AWS Advanced Partner und konzentriert sich auf B2B-Bereitstellungen, die den Umsatz steigern, Kosten senken und die Entscheidungsfindung für Kunden in Sektoren wie Gesundheitswesen, Finanzen und Immobilien verbessern.

Beschreibung

• Develop, evolve and maintain back-end applications in Java 17+, using Spring Boot • Design and implement REST APIs (and occasionally GraphQL), ensuring best practices for design, security and performance • Actively participate in technical refinement of requirements together with product and architecture teams • Contribute to system architecture decisions, especially in microservices environments • Implement and maintain integrations between internal and external systems • Ensure code quality through automated tests, code reviews and engineering standards • Maintain and evolve relational databases, modeling data efficiently • Support observability, monitoring and incident resolution in production • Collaborate with the team on CI/CD, automation and cloud initiatives • Mentor less experienced developers and promote best practices within the team • Contribute to continuous improvement of processes, application performance and reliability.

🎯 Anforderungen

• Proven experience as a Senior Back-End Developer • Strong knowledge of Java 17 or higher • Advanced experience with Spring Boot, Spring MVC, Spring Data and Spring Security • Experience developing RESTful APIs • Experience with relational databases (PostgreSQL, MySQL or similar) • Knowledge of microservices architecture and system integration • Experience with messaging or asynchronous processing • Proficiency with Git and collaborative versioning workflows • Experience with automated testing (JUnit, Mockito, Testcontainers or similar) • Experience with Docker and CI/CD pipelines (GitHub Actions, GitLab CI or similar) • Familiarity with cloud environments (AWS) • Good communication skills, autonomy and a critical perspective on technical solutions • Nice-to-haves (not required, but highly welcome): • Experience with Java 21 • Knowledge of event-driven architecture • Experience with Kafka, RabbitMQ, SQS or SNS • Experience with Infrastructure as Code (Terraform, CloudFormation) • Experience with observability and monitoring (CloudWatch, Prometheus, Grafana) • Knowledge of security best practices (OAuth2, JWT, OpenID Connect) • Previous experience as a technical reference or informal team lead • Experience with high-availability, large-scale systems.

🏖️ Vorteile

• Flexible Meal/Food Allowance (Swile) • Total Pass (gym membership) • SulAmérica health plan — 100% subsidized for you (Eu.A3) • Amil dental plan • Maria Saúde • Life insurance • Profit Sharing and Results Participation • Annual bonus • Discount on language courses at Open English • AWS partnership — Advanced level • Discount on electricity bill (CEMIG) • Family-friendly company: extended maternity and paternity leave • Samsung EPP (discounts across Samsung product portfolio) • Guapeco (pet health plan)