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Case Study

FinServe Capital

Cloud Migration & Modernization

Industry

Financial Services

Category

Cloud Infrastructure

Uptime

99.999%

Deployments

Daily

Migration led by iDOWS ApexClient: FinServe Capital
01Executive Summary

From Monolith to Microservices on AWS

iDOWS Apex partnered with FinServe Capital to migrate a legacy monolith to a microservices architecture on AWS.

The migration improved system uptime to 99.999% and enabled daily deployments — a shift that also reduced FinServe's deployment time by 80%, according to FinServe's own VP Engineering.

99.999%

System Uptime

Daily

Deployments Enabled

AWS

Cloud Platform

80%

Faster Deployments

02Business Challenge

The Problem

Financial services companies running legacy monolithic systems commonly face slow, high-risk release cycles, difficulty scaling individual parts of the system independently, and uptime pressure that only intensifies as the business grows. These are general industry pressures — the specific internal architecture FinServe ran prior to this engagement beyond "a legacy monolith" is not detailed in available materials.

  • Migrate a legacy monolith without disrupting live operations
  • Move to an architecture that supports independent, frequent releases
  • Improve system uptime to meet financial-services reliability expectations
  • Adopt AWS as the cloud platform for the modernized system

The Approach

iDOWS Apex migrated FinServe's legacy monolith to a microservices architecture on AWS, applying the same DevOps discipline we bring to client engagements of this kind.

The Result

99.999% system uptime, daily deployments, and an 80% reduction in deployment time.

03Technical Solution

Microservices Migration

The legacy monolith was migrated to a microservices architecture, decoupling components so they could be built, tested, and released independently.

AWS Cloud Platform

AWS was the confirmed cloud platform underpinning the new architecture. Specific AWS service selections beyond this are not publicly disclosed for this engagement.

Uptime Improvement

The modernized system reached 99.999% uptime, a confirmed, measured outcome of this migration.

Daily Deployments

The new architecture enabled daily deployments, replacing the slower release cadence typical of monolithic systems.

DevOps Integration

Delivered using the same DevOps methodology we apply across engagements of this kind — see below for how we typically approach problems in this class.

Faster Delivery

According to FinServe's VP Engineering, the migration reduced deployment time by 80% and their team integrated smoothly with ours.

04Architecture (General Methodology)

Specific architecture diagrams and infrastructure details for the FinServe engagement beyond "microservices on AWS" are not publicly disclosed. What follows describes our standard, general approach to monolith-to-microservices migrations — it is a methodology description, not a specific claim about FinServe's implementation.

  • Service DecompositionThe monolith is typically broken down into independently deployable services along clear business-domain boundaries.
  • Cloud InfrastructureServices are provisioned on cloud infrastructure — AWS in this engagement — designed for independent scaling.
  • CI/CD PipelinesAutomated release pipelines are typically built so each service can ship on its own schedule, supporting daily deployments.
  • Reliability EngineeringRedundancy, health checks, and rollback-capable deployments are typically layered in to support high-uptime targets.
05Engineering Process

How We Typically Approach This

The steps below describe iDOWS Apex's standard delivery methodology for cloud migration engagements generally, not specific, disclosed details of the FinServe project timeline or team.

1

Assessment & Planning

Audit the legacy monolith and plan service boundaries and migration sequencing.

2

Infrastructure Setup

Provision AWS cloud infrastructure to host the new microservices architecture.

3

Incremental Migration

Migrate services incrementally to minimize disruption to production traffic.

4

CI/CD Enablement

Build automated pipelines that support independent, frequent deployments.

5

Reliability Validation

Validate uptime and rollback behavior before full cutover.

"The cloud migration and DevOps implementation by IDOWS reduced our deployment time by 80%. Their team integrated perfectly with ours, making the transition smooth."

E

Emily Watson

VP Engineering, FinServe

07Results

Measurable Outcomes

The migration delivered three confirmed, measured business outcomes for FinServe Capital.

99.999% Uptime

System uptime improved to 99.999% following the migration to microservices on AWS.

Daily Deployments

The new architecture enabled daily deployments, up from the slower cadence of the legacy monolith.

80% Faster Deployments

Per FinServe's VP Engineering, deployment time was reduced by 80% after the migration.

08Lessons Learned

Beyond FinServe's own account that the team "integrated perfectly with ours, making the transition smooth," detailed lessons-learned documentation for this engagement is not publicly available. As a general principle, monolith-to-microservices migrations of this type typically reinforce the value of incremental cutover and strong CI/CD foundations in achieving both high uptime and frequent, low-risk deployments.

09Related Services & Technologies

Related Guide

Learn more about our general approach to cloud engineering.

Read the Cloud Engineering Guide
10Frequently Asked Questions

What does migrating a monolith to microservices on AWS typically involve?

It generally involves decomposing a legacy monolithic codebase into independently deployable services, standing up AWS infrastructure to host and orchestrate them, and building out CI/CD pipelines so each service can ship independently rather than through a single, coordinated release.

How much downtime should we expect during a cloud migration?

Our standard methodology favors phased, incremental migration strategies designed to minimize disruption to production traffic. In this engagement, the migration ultimately improved system uptime to 99.999%.

Can microservices architecture really enable daily deployments?

Yes — decoupling services so each can be built, tested, and released independently removes the bottleneck of a single monolithic release train. In this engagement, that shift enabled daily deployments and reduced deployment time by 80%.

What AWS services are commonly used in this type of migration?

AWS was the confirmed cloud platform for this engagement's microservices architecture. Beyond that, specific AWS service selections (compute, orchestration, networking, etc.) are tailored per client and are not publicly disclosed for this engagement.

How do you ensure high availability during and after migration?

Our standard approach layers in redundancy, automated health checks, and rollback-capable deployment pipelines so that individual service failures don't cascade into system-wide outages, which is the kind of practice that supports uptime targets like the 99.999% achieved here.

How long does a legacy-to-microservices migration usually take?

Timelines depend heavily on the size and complexity of the legacy system being migrated. Specific engagement timeline and team composition are not publicly disclosed for this client.