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Inter Carreiras

Digital bank and multi-vertical Super App

Java Backend Specialist - Java, Product Engineering - Credit

Backend EngineeringConfirmed live in the last 24 hours
Full-timeNo salary listed

About the Job

Requirements

  • Substantial experience as a specialist-level Java backend developer, including architectural decision-making and high transactional volume.
  • Proficiency in Java 17 or a recent equivalent and Spring Boot, including Web, Data, Security, Cloud, or equivalent components.
  • Experience with microservices, REST APIs and/or gRPC, and system integrations.
  • Experience with cloud platforms such as AWS, GCP, or Azure and cloud-native application practices, including containers, scalability, and twelve-factor principles.
  • Strong knowledge of relational databases, including data modeling, performance, transactions, and persistence practices.
  • Experience with messaging or streaming technologies such as Kafka, RabbitMQ, SQS, or Pub/Sub, and asynchronous processing.
  • Consistent experience with automated unit and integration testing and CI/CD pipelines.
  • Practical knowledge of application security, including OAuth2/JWT, OWASP, and API security.
  • Completed higher education.
  • Availability to work on-site in Belo Horizonte or Curitiba.

Responsibilities

  • Develop and evolve Java APIs and microservices for high-concurrency and high-availability environments.
  • Work on software architecture and design using DDD, Clean Architecture, and SOLID principles, supporting technical decisions and solution reviews.
  • Implement and maintain quality practices, automated tests, and CI/CD to ensure safe and frequent releases.
  • Work on observability and reliability, including logs, metrics, tracing, and SLOs/SLAs; troubleshoot issues and drive continuous improvement.
  • Integrate services and data with attention to consistency, idempotency, and resilience, using practices such as retries, circuit breakers, and messaging.
  • Collaborate with Product, Data, Security, and other squads to maintain an end-to-end perspective and impact-oriented prioritization.
  • Support the team's development through technical mentoring, code reviews, and sharing engineering standards and good practices.

Desired Qualifications

  • Experience with event-driven architectures, sagas, and eventual-consistency patterns.
  • Experience with Kubernetes and service mesh or similar technologies.
  • Experience with financial platforms such as accounts, payments, credit, fraud prevention, or investments, and with regulated environments.
  • Experience with observability tools such as OpenTelemetry, Prometheus/Grafana, Datadog, New Relic, or ELK.
  • Knowledge of performance engineering, including profiling, JVM tuning, and query optimization.
  • Intermediate or advanced English for technical reading and collaboration with partners.
  • Experience applying AI to engineering, such as automation, copilots, quality assessment, or anomaly detection.

About the Company

Inter Carreiras

Digital bank and multi-vertical Super App

Inter Carreiras oversees Banco Inter, a digital bank that runs a single Super App uniting seven services. The app provides digital banking, zero-fee investing from $5, credit, insurance brokerage, cross-border payments to 60+ countries, an Inter Shop marketplace with cashback, and a loyalty program for over 40 million customers in the Americas. Revenue comes from loan interest, merchant fees, asset management, insurance premiums, and marketplace commissions, and the platform supports US mortgage financing. Its strength is a tightly integrated, multi-vertical ecosystem in one app, plus broad cross-border capabilities and a blended monetization model; the goal is to scale this all-in-one platform across the Americas and grow in the US market.

Company size
1,001-5,000
Company stage
IPO
Headquarters
Brazil
Founded
1994

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