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Job Summary: This position aims to evolve and modernize the Marketplace payment platform, ensuring high availability, resilience, cost efficiency, and technical quality—directly impacting customer experience. Key Highlights: 1. Develop and evolve scalable and resilient backend services 2. Actively participate in defining architecture and technical standards 3. Serve as a technical reference within the squad and the community **About Itaú Unibanco** Itaú is Brazil's most valuable brand, the best company to work for according to Great Place to Work, and the largest bank in Latin America. We impact over 98 million customers daily across 18 countries. We are made of people, and we believe that having a team with diversity of origins, cultures, beliefs, experiences, ethnicities, disabilities, genders, sexual orientations, and generations broadens perspectives and contributes to an environment of respect and appreciation for differences. Work Model – Hybrid (8 in-office days per month – Jabaquara/SP). **Responsibilities and Assignments** **Your Day-to-Day Will Include:** This role focuses on evolving and modernizing the Marketplace payment platform, ensuring high availability, resilience, cost efficiency, and technical quality—with direct impact on customer experience. **YOUR MISSION WILL BE** * Develop and evolve scalable and resilient backend services * Actively participate in defining architecture and technical standards * Implement and maintain infrastructure as code * Ensure quality through testing, observability, and best practices * Handle incidents, root cause analysis, and continuous improvement * Modernize critical applications without compromising stability * Design and maintain high-availability, high-volume APIs * Make architectural decisions considering customer impact, resilience, and cost * Own end-to-end responsibilities (development, infrastructure, and operations) * Balance continuous evolution with operational excellence (Run) * Serve as a technical reference within the squad and the community. **Requirements and Qualifications** **What You Need to Excel At:** * Experience in Java and/or Kotlin programming * Knowledge of Hexagonal Architecture and Event-Driven Architecture * Experience building highly available REST APIs * Resilience strategies (retry, circuit breaker, fallback) * Cloud & Infrastructure on AWS (EC2, ECS, Lambda, API Gateway, RDS / Aurora PostgreSQL, DynamoDB, DocumentDB, SQS, CloudFront, S3, Glue) * Infrastructure as Code – Terraform (creation and maintenance of AWS resources) * Messaging systems: Kafka, SQS * Experience in observability (logs, metrics, tracing) using Datadog or similar tools * Best practices in automated testing * Knowledge of CI/CD * Knowledge of GitHub **Additional Information** **As an Ituber, You’ll Enjoy:** * Transportation Allowance * Meal Voucher (Restaurants) / Food Allowance (Supermarkets) * Health Insurance (Fundação Saúde Itaú **or** Central Nacional Unimed) * Dental Insurance (Odontoprev **or** Interodonto) * Life Insurance * Profit Sharing Plan (PLR) – Based on the bank’s performance * Private Pension Plan * Exclusive discounts on our financial products * Extended Maternity and Paternity Leave * Childcare / Babysitter Assistance (for moms and dads) * Education Incentives * Wellhub or TotalPass * Access to Itaú Leisure Clubs (Guarapiranga / Itanhaém and São Sebastião) * \+ Additional benefits you may learn about during the process Learn more about our culture: https://www.itau.com.br/relacoes\-com\-investidores/noticias/cultura\-itubers\-e\-nosso\-novo\-conjunto\-de\-valores/ * We encourage applications from people with disabilities for all positions; therefore, feel free to apply to roles marked as exclusive or non-exclusive for people with disabilities. We are committed to inclusion and value diversity. **\#JoinItaú \#BeAnItuber** We are Brazil’s **largest private bank by market value** and the **most valuable brand in Brazil**, valued at **R$ 46.9 billion**, according to the Interbrand 2024 ranking. We are also the company that most **develops careers in Brazil**, as recognized by LinkedIn Top Companies for seven consecutive years—and we received the award for **Best Internship Programs 2024** from CIEE. With the largest product portfolio in the sector nationwide—and through our brands and commercial partnerships—we offer a wide range of career opportunities across multiple specialized areas, all driven by a powerful purpose: **delighting our customers by delivering exactly what they need—when they need it!** Today, we have a team of over 90,000 collaborators (the itubers) spread across Brazil and abroad, operating in 18 countries.
