Modernize Critical Systems Without Operational Disruption.
We are a veteran-owned firm in Tampa, specializing in migrating high-stakes defense, finance, and healthcare applications to secure, modern cloud platforms.
Legacy systems are an operational liability, not an asset.
Your critical systems, likely hosted on-premise near MacDill or in a local data center, are becoming fragile and expensive. Each security patch is a risk, and every new feature request takes months. This technical debt slows down operations, fails security audits, and prevents you from using modern tools. You're forced to maintain a system that actively works against the mission instead of supporting it. The longer you wait, the higher the risk of a catastrophic failure during a critical moment.
- Monolithic Java or .NET applications that can't be updated without months of regression testing.
- On-premise servers that fail security audits and cannot scale to meet operational demands.
- Inability to integrate with modern APIs for analytics or workflow automation due to brittle architecture.
- Constant performance degradation impacting critical operations during peak hours or high-threat windows.
A Phased, Mission-First Approach to Modernization.
- STEP-01
Conduct System Reconnaissance & Triage
We map your existing system architecture, data flows, and dependencies. The objective is to identify high-risk components and high-value modernization targets without trying to boil the ocean.
- STEP-02
Establish a Secure Cloud Landing Zone
We configure a production-ready AWS or Azure environment that meets your compliance needs—SOC 2, HIPAA, or FedRAMP baselines. Security is the foundation, not an afterthought.
- STEP-03
Execute Strangler Fig Pattern Migration
We incrementally replace pieces of the legacy system with new microservices, routing traffic piece by piece. This avoids a high-risk 'big bang' cutover and ensures continuous operation.
- STEP-04
Implement CI/CD and Observability
We build automated deployment pipelines and integrate monitoring tools like Datadog or Prometheus. Your team gets clear visibility into system health and can deploy updates reliably and safely.
- STEP-05
Decommission Legacy Infrastructure
Only after the new system is fully operational and validated do we power down the old hardware. This final step cuts costs and permanently eliminates the original security risks.
resource "aws_s3_bucket" "secure_documents" {
bucket = "voostack-secure-docs-tampa"
lifecycle {
prevent_destroy = true
}
}
resource "aws_s3_bucket_versioning" "versioning_example" {
bucket = aws_s3_bucket.secure_documents.id
versioning_configuration {
status = "Enabled"
}
}
resource "aws_s3_bucket_server_side_encryption_configuration" "default_encrypt" {
bucket = aws_s3_bucket.secure_documents.id
rule {
apply_server_side_encryption_by_default {
sse_algorithm = "AES256"
}
}
}
resource "aws_s3_bucket_public_access_block" "block_public" {
bucket = aws_s3_bucket.secure_documents.id
block_public_acls = true
block_public_policy = true
ignore_public_acls = true
restrict_public_buckets = true
}A basic Terraform configuration for a secure AWS S3 bucket, a foundational component for cloud-native systems. This ensures data is versioned, encrypted, and private by default.
Field FAQ.
→ What makes VooStack different from other Tampa IT consultants?
We are operators, not just consultants. As a Service-Disabled Veteran-Owned Small Business (SDVOSB), our team brings a mission-focused discipline honed in high-stakes environments. We don't sell slideware; we deliver working, compliant code and modernized systems. Our focus is on tangible outcomes for organizations in defense, finance, and healthcare, not just billable hours. We have seen what happens when critical systems fail.
→ How do you handle sensitive data like CUI or PHI during a cloud migration?
Data security is the priority. We use a defense-in-depth strategy, starting with encrypted transit (TLS 1.2+) and at-rest encryption (AES-256) for all data. We establish strict IAM policies and network ACLs. For regulated data, we architect solutions within compliant environments like AWS GovCloud or HIPAA-eligible services, ensuring audit trails and access controls meet or exceed all requirements.
→ Can you really modernize a system without taking it offline?
Yes, this is our standard operating procedure. We use techniques like the Strangler Fig pattern, where we incrementally replace parts of the legacy system with new services running in parallel. This allows us to migrate functionality piece by piece without any user-facing downtime. We also use blue-green deployments to switch over to new versions seamlessly once they are fully tested and validated under load.
→ Our system is written in a very old language. Is that a problem?
No. We've dealt with everything from COBOL mainframes to ancient Java EE monoliths. The language isn't the primary obstacle; the tightly coupled architecture is. Our process involves isolating business logic and rewriting it in modern, maintainable languages (like Go, Python, or TypeScript) as microservices, while carefully managing the data migration strategy to ensure consistency.
→ What is your experience with federal contracting and MacDill AFB?
As an SDVOSB, we are structured for federal contracting. We understand the procurement process, CAGE codes, and the unique security and compliance requirements of working with DoD entities, including SOCOM and CENTCOM at MacDill. Our engineers have direct experience building and deploying systems that meet stringent government security baselines and operational standards.
→ How long does a typical modernization project take?
This isn't a multi-year death march. We scope projects for tangible results within 6-9 months. The initial phase focuses on migrating a single, high-value capability to the new architecture to prove the model and deliver immediate value. Subsequent phases build on that success, delivering capability incrementally rather than waiting for a massive, high-risk final launch.
→ Do you provide ongoing support after the modernization is complete?
Absolutely. We offer staff augmentation and managed services to support the newly modernized application. This can include managing the cloud infrastructure, monitoring system performance and security, and continuing to develop new features. Our goal is to be a long-term technical partner, ensuring your team is trained and equipped to operate the new system effectively.
Continue recon.
Our Services
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REL-02Case Studies
Review past performance on complex system engineering and migration projects.
REL-03About VooStack
Learn about our mission, our veteran-led team, and our SDVOSB certification.
REL-04Contact Us
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