Senior Backend Engineer — AI-Powered, LLM & Cloud Systems

OpenKrill; EUA; Teletrabalho; USD 140 000 - 200 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Premium Healthcare

Meal voucher

Maternity and Parental leaves

Mobile services subsidy

Sick pay-Life insurance

CI&T University

Colombian Holidays

Paid Vacations

Resumo da oferta

CI&T is seeking a Senior Backend Engineer in the United States to design, develop, and scale high-performance backend services that integrate AI capabilities into modern distributed systems. You will work with Go and Python, building microservices, event-driven flows, and AI orchestration patterns on Azure.

Responsibilities include designing scalable architectures, implementing RAG pipelines, tool calling, and resilient fault-tolerant services, with a focus on performance, reliability, and

Qualificações

• Languages: Go (Golang) and Python.
• SAP integration: S/4HANA and ERP via OData, IDocs, BAPIs, RFCs, APIs and middleware. Preferred: BTP, CPI, MDG, Variant Configuration.
• Azure integration: APIM, Service Bus, Event Hubs, PostgreSQL, SQL, Entra ID, OAuth 2.0 and OIDC, Key Vault, networking, IaC.
• Caching (required): Redis, distributed caching, cache-aside, invalidation.
• AI (lighter): LLM integration, tool calling, RAG, and AI coding tools (Codex, Claude Code, Copilot).
• Architecture: microservices, event‑driven systems, resiliency and retries.

Responsabilidades

• Backend Architecture & Development: Design, develop, and maintain scalable backend services and APIs using Go and Python, applying microservices and event-driven architecture principles to support high-performance, distributed applications.
• AI & LLM Integration: Integrate LLM capabilities into backend services, implementing RAG pipelines, tool calling, and AI orchestration patterns to enable intelligent, context-aware application workflows.
• Cloud Infrastructure & Performance Optimization: Build and integrate cloud-native services on Microsoft Azure, implementing distributed caching strategies with Redis and optimizing service performance, scalability, and resource utilization.
• Reliability & Distributed Systems Engineering: Design resilient backend architectures by implementing fault tolerance, retries, timeouts, and appropriate error‑handling strategies, ensuring reliable communication and execution across distributed services and AI‑powered workflows.

Conhecimentos

Go (Golang)

Python

Backend development

Microservices

LLM integration

Event-driven architecture

Distributed caching

Ferramentas

SAP integration

S/4HANA

OData

IDocs

BAPIs

RFCs

APIM

Service Bus

Event Hubs

PostgreSQL

SQL

Entra ID

OAuth 2.0

OIDC

Key Vault

Infrastructure as Code

Tool calling

RAG

Codex/Claude Copilot

Descrição da oferta de emprego

CI&T is seeking a Senior Backend Engineer in the United States to design, develop, and scale high-performance backend services that integrate AI capabilities into modern distributed systems. You will work with Go and Python, building microservices, event-driven flows, and AI orchestration patterns on Azure.

Responsibilities include designing scalable architectures, implementing RAG pipelines, tool calling, and resilient fault-tolerant services, with a focus on performance, reliability, and