We are hiring a Mid-Level Backend Software Engineer in our Billing area in Brazil! The Billing team is responsible for the platform that processes all sales, subscription renewals and revenue streams to create records of customer's receivables that will be later collected. The team also handles dunning processes whenever a debt remains unpaid after its due date.
Build secure, scalable cloud-native services to support real-time medical workflows, develop clinician-facing interfaces for interacting with streaming video and telemetry, and implement robust APIs and protocols to integrate with edge systems. Design for degraded connectivity, offline scenarios, and secure data relay, also work with the Harbor GM and mission owners to shape the product roadmap.
Take ownership of end-to-end development, having a direct impact on both the product and the technical decisions that shape it. Develop and deploy end-to-end ML pipelines from data to production and build and optimize ML and LLM-based solutions, including RAG and agentic pipelines.
Implement core services for the platform in .NET 8 that runs in Docker containers, developing features from DB to the APIs. You will ensure the platform remains scalable and the codebase remains maintainable. Proactively monitor the services in production and spot potential issues. You'll care about the quality of produced code by covering it with unit and e2e tests. You will be a part of an exciting, open, and agile team, where your voice matters and has a company-wide impact.
As a Senior Mobile Engineer, you will design, develop, and maintain complex software components that align with business and technical requirements. You will take ownership of feature implementation, troubleshoot technical challenges, and collaborate with cross-functional teams to deliver scalable solutions. Your role will involve contributing to technical discussions, refining best practices, and supporting junior engineers through code reviews and knowledge sharing.
Join CI&T to support a financial market client, providing technical leadership and ensuring high-quality, agile deployments. You will use Java 11, Java 21, and Springboot for backend development, work with PostgreSQL databases and AWS cloud services, and utilize automated testing. Effective communication and problem-solving skills are essential for collaborating with the team and understanding client objectives.
Looking for a passionate backend developer to join us to work on improving our backend systems to meet high-traffic workloads and help design/implement a backlog of new features/products. Design, develop, deploy, and maintain production-ready API solutions.
We are seeking Full Stack Developers to help us integrate more partners’ systems with ours, introducing new data to store and exchange, while ensuring the system can continue scaling well. Our engineers are fully remote and the position is as an independent contractor, but it’s a long-term, stable engagement with ongoing collaboration and growth opportunities.
We are looking for an engaged and passionate Senior Software Engineer to join our growing Communication Platform department and be part of the Number Management team. You will be responsible for the design, development, deployment, and operation of business-critical features that add customer value. Best practices, evangelization, and mentoring in your team and across the whole of Engineering will be part of your day to day job.
We’re looking for a Staff Python Software Engineer who thrives on solving tough problems — not just building new features but understanding why systems behave the way they do and how to make them better. You’ll dig into legacy code, untangle complexity, and modernize critical systems while keeping business continuity intact. If you’ve ever looked at an old codebase and thought, “Challenge accepted,” you’ll feel right at home here.