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Senior Backend / Integration Engineer, Brazil

CI&T • Portuguese: C1 • IT Outsourcing & Dedicated Teams • Custom Software Development • Python • Java • 18 days ago

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Salary

≈ $50k – $110k per year (Estimated)

Location

Remote (Brazil)

Seniority

Senior

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 1, 2026. CI&T scores A on the Alion truth index.

Overview

Company

Impact

Profile match

CI&T

CI&T is a Brazilian digital services company founded in Campinas in 1995 that builds software, data platforms and artificial intelligence systems for large enterprises. It works mainly with banks, retailers, consumer goods companies and healthcare providers in Brazil, the United States and Europe, taking on product engineering, cloud modernisation and experience design as long-running delivery engagements. The company listed on the New York Stock Exchange in 2021 and employs several thousand people across delivery centres in Latin America, North America, Europe and Asia.

ciandt.com • HQ: Campinas, Brazil • IT Outsourcing & Dedicated Teams • AI Consulting & Integration • Data Engineering & Migration Services • Custom Software Development • IT Consulting & Digital Transformation • 5000+ employees • Est. 1995

Tech stack of CI&T

Backed by MMC

A CI&T busca uma pessoa Engenheira Backend Sênior para desenvolver e sustentar a camada de integração que conecta agentes de IA aos sistemas e CRMs do cliente. O foco principal é a criação de APIs robustas, orquestração de fluxos complexos de dados e a implementação de mecanismos de handoff fluido entre IA e atendimento humano.

Responsabilidades:

Desenvolver APIs RESTful e conectores via protocolo MCP para integração dos agentes de IA aos sistemas corporativos.
Realizar integração profunda com sistemas de Billing e CRM (Salesforce/Amdocs).
Orquestrar microatividades para suporte aos agentes, garantindo fluxos de dados confiáveis e escaláveis.
Garantir a preservação do contexto da conversa em integrações assíncronas.
Implementar o padrão Outbox para mensageria com OCI Streaming.
Assegurar autenticação e segurança nas integrações (mTLS, OAuth2).

Requisitos para este desafio:

Desenvolvimento avançado em Python e/ou Java.
Experiência sólida em integração de sistemas via APIs REST e gRPC.
Conhecimento em padrões de orquestração e mensageria.
Familiaridade com CRMs e sistemas legados.
Domínio de práticas de autenticação e segurança: mTLS e OAuth2.
Experiência com implementação do padrão Outbox para mensageria com OCI Streaming.

[Opcional] Diferenciais:

Conhecimento em Model Context Protocol (MCP).
Experiência com ferramentas de API Gateway (OCI API Gateway).
Vivência com Salesforce/Amdocs APIs.
Familiaridade com Redis para gestão de estado de integração.
Experiência com práticas de observabilidade de APIs.

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