[Job-29731] Senior Java/Kotlin Backend Developer, Brazil

Ci&T

Brasil💼 Full-time🗓 2026-06-11 → 2026-08-07

Core

Designing and developing robust, scalable microservices and APIs for a major digital bank's financial ecosystem.

Role type

Senior Backend Developer (Java/Kotlin)

Builds

Microservices, APIs, and data pipelines for a digital banking platform

Domain

Fintech / Financial Services

Deliverable

production ML models | product features

Required skills

Java, Kotlin, Microservices Architecture, SQL/NoSQL, HTTP/HTTPS, Git, Swagger, TDD, DDD, Clean Code

Preferred skills

Spring Boot, Javalin, Docker, Kubernetes, Kafka, Google Cloud, AWS, Apigee Hybrid, Node.js

Responsibilities

Design and develop microservices using Kotlin and Java; Ensure code quality via TDD, DDD, and Clean Code principles; Write unit, functional, and performance tests; Monitor applications using Grafana/Splunk; Solve complex technical issues and propose improvements.

Seniority

Senior, hands-on IC

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About Ci&T

CI&T is seeking a senior **Data MDM Architect** to join an embedded engagement with a leading U.S.-based client operating at the intersection of ESG advisory and carbon credit trading. The client manages complex, high-volume data across multiple integrated platforms to support both enterprise sustainability consulting and financial trading operations. As data volumes, integration complexity, and regulatory expectations grow, the need for a unified, authoritative data architecture has become a strategic priority — making this role critical to the client's next phase of growth.