LARGE LATAM BANK
Intent-Driven Infrastructure at a Leading Latin America Bank
How one of Latin America's largest financial institutions is cutting application deployment time from six months to weeks with developer self-service infrastructure powered by StackGen.
Director Developer Experience
highlights
Background
This leading Latin America bank has served its home market for more than a century and is today one of the region's largest financial services organizations, spanning banking, insurance, and digital services for millions of customers. While it maintains an extensive branch network, the most important customer transactions now run through its digital channels - and behind that experience sits one of the largest technology implementations in Latin America. The scale is serious: several thousand engineers work on the bank's platform, operating more than 1,000 applications and pushing thousands of infrastructure deployments every month. The bank runs on multiple clouds. Its engineering organization is executing a company-wide digital transformation with developer experience at its center: give developers simplified, self-service access to infrastructure so product teams can ship at maximum velocity —without compromising the security, governance, and compliance obligations of a regulated financial institution.
Challenges
At this scale, standardization was becoming harder every quarter — not just standardizing Infrastructure as Code itself, but connecting software deployment to infrastructure across the whole platform. Manual, error prone processes and legacy tooling had created a significant technical-debt burden, with an estimated 25–35% of platform team time spent on rework and infrastructure-related issues. Platform and infrastructure teams were buried in tactical, repetitive TicketOps work, developers waited on queues for environments, and application deployment could take six months end to end. The toolchain compounded the problem. A non-standardized, siloed approach to provisioning produced a complex ecosystem that was hard to see into, control, or adapt — and tied infrastructure to specific cloud tooling. The incumbent infrastructure automation tool lacked Git integration, making it impossible to track changes, measure drift, or maintain version control of infrastructure code.
StackGen Solution
The bank made two strategic decisions: migrate its Infrastructure as Code to the open-source OpenTofu standard, and give developers the freedom to call deployments and operations through its Backstage-based platform engineering strategy, so that self-service drives decisions. After a structured evaluation that included a four-day on-site proof of concept — with executive sponsorship from the CTO and the Director of Developer Experience — the bank selected StackGen's Aiden for Infrastructure as the engine connecting the two.
"Because every model is generated with our compliance rules already embedded, security isnot a gate at the end of the process. It's built in from the first line of code."
Developers now provision infrastructure two ways: through the Backstage self-service portal, or in natural language directly from AI IDE tools like Claude Code and GitHub Copilot via the StackGen MCP Server. Either path, StackGen translates intent into hardened, compliant OpenTofu — complete environments in minutes instead of days of waiting. Reusable, modular infrastructure components (L1/L2 modules) deploy consistently across environments, with centralized state management, module lifecycle management, and full Git (GitLab) traceability. StackGen's built-in policy engine validates every deployment against the bank's security and regulatory requirements in real time — guardrails first, not review queues — while AI-enabled context over the infrastructure landscape gives architects the visibility to make data-driven optimization decisions proactively. StackGen also converted the bank's existing cloud-specific templates to OpenTofu, completing the move to an open, cloud-agnostic IaC standard.
Results
Application deployment that previously took six months through traditional processes is now delivered in weeks. For developers, the bank projects around 40% efficiency gains from reduced infrastructure connected toil; for the platform team, up to 10x less manual infrastructure work as TicketOps-style provisioning is automated away, with 25–35% productivity gains across developer and platform teams. Over five years, the bank estimates a 30% reduction in engineering effort on infrastructure — capacity it is deliberately redirecting toward AI initiatives and productivity — alongside a projected 270% return on investment, including a 50% reduction in security-incident and compliance-related costs. The rollout has two steps: first, scale these capabilities to hundreds of developers; second, implement agentic AI for DevOps, SRE, and infrastructure on a single reference architecture. The bank will use agents to connect policy, intention, execution, and verification so that autonomous operations stay safe and auditable in a banking ecosystem. The destination is intent-driven autonomous operations: a developer describes what they need and gets a secured, validated, verified result minutes later.
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