SSI Outsourcing Tech Stack

Outsourcing and managed services provider modernizing infrastructure and HR operations

IT Services and IT Consulting Las Condes, Santiago 201–500 employees Founded 1993 Privately Held

SSI Outsourcing is a Chile-based managed services firm founded in 1993, now engineering a significant infrastructure modernization. The tech stack reveals a shift away from legacy Solaris/SPARC toward cloud-native architecture: the company is actively migrating on-premise servers to AWS, building incident management and security automation on Go + Java microservices, and investing in AI/ML tooling (RAG, vLLM, LLMOps). The project list—spanning data ingestion, threat detection, AI agent development, and security containment—signals a pivot from traditional outsourcing toward intelligence-driven, real-time operations. Engineering hiring is accelerating in Chile.

Tech Stack 34 technologies

Core StackReact Go Java Kotlin TypeScript PostgreSQL RAG ClickHouse Elasticsearch AWS OpenTelemetry Iceberg VMware Windows Server Oracle Terraform Ansible Python Jenkins OIDC OpenSearch MinIO vLLM llama.cpp KQL SQL MITRE ATT&CK Unix AWS Storage Gateway Terragrunt+2 more

ReplacingSolaris SPARC

What SSI Outsourcing Is Building

◆Challenges

Protecting critical systems
Migrating servers from on-prem to cloud
Ensuring data flows securely
Detecting threats
Ensuring ai reliability and security
Managing migration incidents
Manual payroll processing
Compliance risk
Modernizing legacy systems
Migrating critical architectures to cloud

▲Active Projects

Incident management control plane
Design and implement data ingestion from critical sources
Build searches and queries in opensearch or clickhouse
Define retention/ttl policies and cost control
Build llmops processes for model versioning
Develop ai agents with structured outputs
Automate security containment actions
Server migration to aws
Migration of on-prem servers to aws
Migration of heterogeneous environments to aws

Hiring Activity

Accelerating8 roles · 4 in 30d

Department

Engineering

Data

Security

Seniority

Mid

Junior

Senior

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About SSI Outsourcing

SSI Outsourcing provides outsourcing services across human resources, administrative processes, and infrastructure management. The company operates across IT, telecommunications, finance, and retail sectors with national coverage in Chile. Core services include payroll processing, recruitment, HR administration, and infrastructure engineering. The business model centers on long-term managed relationships; the company now operates with 201–500 employees and is executing a multi-year cloud migration, retiring legacy Solaris systems in favor of AWS-hosted infrastructure while building internal observability, security automation, and AI-driven operations capabilities.

HeadquartersLas Condes, Santiago

Company Size201–500 employees

Founded1993

Hiring MarketsChile

Frequently Asked Questions

What is SSI Outsourcing's tech stack?

Primary: Go, Java, Kotlin, TypeScript, PostgreSQL, React. Cloud: AWS, Terraform, Ansible. Data and observability: Elasticsearch, OpenSearch, ClickHouse, OpenTelemetry. AI/ML: RAG, vLLM, llama.cpp. Legacy: VMware, Windows Server, Oracle. Migrating off Solaris and SPARC.

What is SSI Outsourcing working on?

Server migration to AWS; incident management and security automation; data ingestion pipelines; AI agent development with structured outputs; threat detection and automated containment; and payroll process modernization.