CI&T
CI&T
CI&T is a global technology transformation company founded in 1995, helping organizations modernize how they build, operate, and engage through digital products and services. Its work includes application modernization, cloud solutions, AI and data analytics, customer experience, product design, strategy consulting, and immersive experiences. With expertise serving industries such as consulting, healthcare, and marketing, CI&T brings together technology and business capabilities to support organizations pursuing growth and more efficient operations.

Senior Backend Developer, Python and Go AI Integration (Remote, Brazil)

Senior backend engineer at CI&T developing scalable Go and Python services with LLM, RAG, and Azure integrations. The role focuses on AI-enabled distributed systems for enterprise transformation.

Description

  • Develop and maintain scalable backend services and APIs in Go and Python
  • Use microservices and event-driven architecture to support high-performance distributed applications
  • Integrate large language model capabilities into backend services
  • Build RAG pipelines and implement tool-calling and AI orchestration patterns
  • Develop and connect cloud-native services on Microsoft Azure
  • Implement distributed caching strategies with Redis
  • Improve service performance, scalability, and resource efficiency
  • Design resilient backend architectures with fault tolerance, retries, timeouts, and robust error handling
  • Support dependable communication and execution across distributed services and AI-powered workflows

Requirements

  • Experience designing, building, and scaling high-performance backend services
  • Strong professional background in backend engineering
  • Practical experience integrating LLMs, Retrieval-Augmented Generation, and tool calling
  • Proficiency in Go and Python
  • SAP integration experience with S/4HANA and ERP using OData, IDocs, BAPIs, RFCs, APIs, and middleware
  • Azure integration experience covering APIM, Service Bus, Event Hubs, PostgreSQL, SQL, Entra ID, OAuth 2.0, OIDC, Key Vault, networking, and infrastructure as code
  • Experience with Redis, distributed caching, cache-aside patterns, and cache invalidation
  • Experience using LLM integrations, tool calling, RAG, and AI coding tools such as Codex, Claude Code, and Copilot
  • Knowledge of microservices and event-driven architectures
  • Knowledge of resiliency, retry, fault-tolerance, timeout, and error-handling strategies
  • Preferred experience with BTP, CPI, MDG, and Variant Configuration

Benefits

  • Health and dental insurance
  • Meal and food allowances
  • Childcare assistance
  • Extended paternity leave
  • Wellhub (Gympass) and TotalPass partnerships with gyms and health and wellness professionals
  • Profit Sharing and Results Participation (PLR)
  • Life insurance
  • Ongoing learning through CI&T University
  • Discount club membership
  • Free online resources for physical, mental, and overall well-being
  • Pregnancy and responsible parenting course
  • Partnerships with online learning platforms
  • Language learning platform
  • Access to a Health and Well-being team, inclusion specialists, and affinity groups
  • Support and accommodations for people with disabilities
  • Additional benefits may be available

Related Jobs