[Job- 32405] Senior Back End Developer (Python/Golang, AI Integration & SAP), Colombia

Ciandt; Colombia; Remote; COP 180,000,000 - 250,000,000; Full time

Benefits offered by this job

Premium Healthcare

Meal Voucher

Maternity & Parental Leaves

Mobile subsidy

Life Insurance

CI&T University

Colombian Holidays

Paid Vacations

Job summary

CI&T is seeking a Senior Backend Engineer in Colombia to design, develop, and scale high-performance backend services with Go and Python. You will integrate LLM capabilities, implement RAG pipelines, tool calls, and AI orchestration across microservices.

The role emphasizes cloud-native Azure workloads, Redis caching, and resilient distributed systems. You will work on API design, SAP/ERP integration via OData and RFCs, and ensure scalable, reliable backend solutions that enable AI-enabled

Qualifications

• Experience designing, developing, and scaling backend services using Go and Python.
• Proficiency with LLM integrations, RAG pipelines, tool calling, and AI orchestration patterns.
• Strong knowledge of microservices, event-driven architectures, and distributed caching.
• Experience with Microsoft Azure services and cloud-native patterns.

Responsibilities

• Backend Architecture & Development: design, develop, and maintain scalable backend services and APIs using Go and Python.
• AI & LLM Integration: implement RAG pipelines, tool calling, and AI orchestration.
• Cloud Infrastructure & Performance: build/optimize cloud-native services on Azure with Redis caching.
• Reliability & Distributed Systems: ensure fault tolerance, retries, and robust cross-service communication.

Skills

Go

Python

LLM integration

Microservices

Event-driven

Caching strategy

Azure integration

APIs & OData

Tools

Redis

Azure

PostgreSQL

OAuth 2.0

Job description

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

We are looking for a Senior Backend Engineer to design, develop, and scale high-performance backend services, integrating AI capabilities into modern distributed systems. This role combines strong backend engineering expertise with hands-on experience in LLM integrations, Retrieval-Augmented Generation (RAG), and tool calling, leveraging technologies such as Go, Python, and Microsoft Azure.

The ideal candidate will bring a solid understanding of microservices architecture, event-driven systems, distributed caching, and resilient service design to build reliable, scalable, and AI-enabled backend solutions.

Responsibilities:

• 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.

Requirements:

• Languages: Go (Golang) and Python.
• SAP integration (required): 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.

Our benefits include:

• - Premium Healthcare
• - Meal voucher
• - Maternity and Parental leaves
• - Mobile services subsidy
• - Sick pay-Life insurance
• - CI&T University
• - Colombian Holidays
• - Paid Vacations
• - And many others.

Collaboration is our superpower, diversity unites us, and excellence is our standard.

We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions.