Cloud Migration Services Company

Move running production systems to the cloud — without downtime, data loss, or business disruption — with senior architects, AI-accelerated execution, and migration playbooks proven on systems your team can't afford to break.

TRUSTED. CERTIFIED. PROVEN.

Ready to migrate without the war stories?

Book a free 30-minute call with a senior cloud migration architect and get a tailored migration roadmap.

The shift

Why cloud migration quality matters more than cloud strategy

Strategy decks don’t migrate systems. The hard part is moving production without data loss, downtime, or integration breaks. That’s why teams invest in real migration execution in 2026.

Failed Migrations Cost Years

Most enterprise cloud failures aren't strategy failures — they're execution failures. Stalled migrations leave teams paying for two stacks at once, with engineers stuck supporting both, sometimes for years before someone calls it.

One Friday-night migration outage can leave years of organizational scar tissue. Modern migrations aim for zero customer-visible downtime—because one bad rollback can halt transformation entirely.

Downtime kills buy-In

Lift-and-shift isn't a strategy

Picking up an on-prem VM and dropping it on EC2 doesn't capture cloud value — and often costs more. Real migration value comes from picking the right pattern (rehost, replatform, refactor, retire, retain) for each workload.

Data migration is the hard part

Application code is the easy part. Data—terabytes or petabytes with integrity, CDC, encryption, and compliance—is where migrations stall. Senior data engineering is non-negotiable.

Compliance doesn't pause

Regulators don't grant exceptions during a migration. HIPAA, PCI DSS, GDPR, SOC 2, and audit-trail obligations apply during the move just like before. Migration plans that don't account for compliance get re-done at significant cost.

Cost surprises sink programs

Egress fees, data transfer charges, license rebill, hidden compute multipliers — the cost surprises that show up in the second monthly invoice are what derail multi-year migration programs. Senior planning surfaces these before sign-off, not after.

Ready to migrate without the war stories?

Get a custom migration plan — wave strategy, risk register, and TCO projection — within 24 hours.

The gap

Why most cloud migrations stall, slip, or fail

Big-3 clouds send specialists who disappear after signing. Big-4 firms use junior teams to protect margins. Generalists deliver lift-and-shift that misses cloud value. 

 Months later, migrations stall, costs double, attention moves on. Remaining workloads linger, creating dual-stack complexity. 

 That’s where ZAPTA steps in—senior architects with migration experience, AI execution, wave-based planning, workload decisions grounded in reality.

Who we help most

How we help

How ZAPTA delivers cloud migrations

We offer four main ways to help — pick the one that matches the migration you need to run:

Application migration to cloud

You're moving applications from on-prem, colocated data centers, or another cloud to AWS, GCP, or Azure. We run a full migration program — assessment, wave planning, execution, validation, cutover, and decommission — with the right pattern for each workload (rehost, replatform, refactor, retire, retain). Most engagements run 8 to 24 weeks depending on portfolio size.

Database & data migration

Database migrations are where most cloud programs get stuck. We move production databases — Oracle, SQL Server, PostgreSQL, MySQL, MongoDB, and warehouses — to managed cloud equivalents with minimal downtime, full referential integrity, and validated cutover. Includes Change Data Capture, dual-write strategies, and tested rollback paths.

Data center exit programs

You're closing data centers and need a coordinated multi-application exit program. We handle wave planning, dependency mapping, network bridging, application sequencing, and decommission discipline — turning a multi-year megaproject into shippable quarterly waves. Typically 9 to 24 months across 50–500+ workloads.

Cloud-to-cloud migration

You're moving from one cloud to another — AWS to GCP, Azure to AWS, GCP ture — for cost, capability, or strategic reasons. We handle the abstraction-layer mapping, service-equivalent identification, vendor-specific gotchas, and cutover coordination. Most cloud-to-cloud engagements run 8 to 16 weeks.

Not sure which path fits your project?

Tell us where you are and we'll recommend the right approach — honestly.

How we help

How ZAPTA delivers cloud migrations

We offer four main ways to help — pick the one that matches the migration you need to run:

Application migration to cloud

Database & data migration

Data center exit programs

Cloud-to-cloud migration

Not sure which path fits your project?

Tell us where you are and we'll recommend the right approach — honestly.

Engagement models

Flexible ways to work with ZAPTA

Every migration is different — so is every team's budget, timeline, and risk tolerance. Choose the engagement model that matches the program you need to run.

Fixed Cost Projects

Clear scope. Clear price. Clear timeline.

Ideal for teams migrating a defined application or workload with clear scope and a firm budget. We scope, estimate, and deliver against a fixed price and timeline — including assessment, execution, validation, and cutover. Perfect for individual application migrations and bounded data migrations.

Best for

Founders migrating a single SaaS product, SMEs moving discrete workloads, fixed-budget enterprise pilots

Nearshore Teams

Senior engineering talent in your time zone

The default option for multi-application migrations. We organize the migration into 4 to 12-week waves — each shipping production value, building organizational momentum, and de-risking the next wave. Includes wave planning, execution, validation, and ongoing program management.

Best for

Most enterprise migrations, data center exits, and multi-application modernization programs.

Dedicated Teams

A full squad, working only on your product.

A long-term engagement where we assemble a dedicated squad — cloud architects, migration engineers, data engineers, SREs, and a program lead — focused entirely on your migration roadmap. Continuity, compounding domain knowledge, and senior expertise across multi-year programs.

Best for

Enterprises and regulated organizations running multi-year migration programs at portfolio scale

Custom quotations

Every project is different. Your quote should be too.

Multi-cloud migrations, regulated industries, classified workloads, multi-region constraints, or unusual technical requirements — we build a tailored quotation around your exact situation. Tell us the program, the constraints, and the outcome you need. We respond within 24 hours.

Best for

Enterprise, regulated, or non-standard migration programs that don't fit a template.

Which workshop format fits your situation?

Share your project and get a tailored recommendation within 24 hours.

Diagnostic

Signs you need a cloud migration services partner

If any of these sound familiar, it's time to bring in senior migration support:

01

You have a data center contract expiring in the next 18 months and the migration plan is still a slide deck.

02

You started a migration with another partner that stalled mid-way and now nobody owns finishing it.

03

Your application is on a database your DBA has supported for 12 years — and they're retiring next quarter.

04

Your last migration attempt caused a multi-hour outage and the executive team is wary of trying again.

05

You need to move workloads from one cloud to another but don't have anyone in-house who's done a cloud-to-cloud migration.

06

You're approaching a regulatory or contractual deadline that requires migration completion — and the runway is tight.

07

Your migration cost projections look reasonable until someone notices the egress, license rebill, and data-transfer line items.

Recognize yourself in any of these?

Get a free 30-minute software diagnostic from a senior engineer.

Services

Why Custom Software Is a Competitive Advantage

The latest industry news, interviews, technologies, and resources. The latest industry news, interviews, technologies, and resources.

Wave planning & sequencing

Reference architectures for SaaS, AI products, enterprise platforms, and high-traffic systems — multi-region, multi-environment, security-first.

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Lift-and-shift (Rehost)

Fast cloud relocation for workloads where speed matters more than optimization — with cloud-native enablement built into the post-migration roadmap.

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Replatform migration

Selective optimization during migration — managed databases, container orchestration, serverless adoption — capturing cloud value without full refactor risk.

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Refactor & cloud-native rebuild

Application refactoring for workloads that need cloud-native architecture — microservices, serverless, containerization — with phased delivery and rollback paths.

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Cost-optimized architecture (FinOps)

Architecture-level cost engineering routinely cutting cloud spend 30–50% — through service selection, region choice, reservation strategy, and topology changes.

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Database migration

Production database migration with minimal downtime — Oracle, SQL Server, PostgreSQL, MySQL, MongoDB — to managed cloud equivalents with referential-integrity validation.

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Data warehouse migration

Migration of data warehouses and lakes to Snowflake, BigQuery, Redshift, Databricks, or Synapse with cutover validation, performance benchmarking, and consumer-app coordination.

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Network & connectivity migration

Hybrid networking, VPN, Direct Connect / ExpressRoute / Interconnect setup, DNS cutover, and zero-trust networking during migration phases.

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Cutover & validation

Cutover playbooks, validation testing, rollback rehearsal, and 24/7 cutover-weekend support — turning the riskiest moment into the most rehearsed moment.

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Post-migration optimization

Cost optimization, performance tuning, observability rollout, and security hardening after the move — capturing the cloud value that was the point of migrating.

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Decommission & data center exit

Structured decommission of legacy infrastructure, license retirement, contract close-out, and data center exit certification.

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Stalled migration recovery

Independent assessment and turnaround of migrations stuck mid-program — surfacing what's blocking, what's salvageable, and what's the fastest path to completion.

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Need a migration service you don't see listed?

We build custom software for unique requirements and regulated industries. Tell us what you need.

Process

How Our Custom Software Development Process Works

Every software project follows a clear three-phase lifecycle, broken into execution sprints underneath. Full builds typically run 8 to 16 weeks. Internal tools and bounded projects often ship in 4 to 8 weeks.

Phase 1

Consult and Align

Discovery, strategy, planning, requirement gathering, roadmap alignment.

Phase 2

Design and Engineer

UI/UX, architecture, development, testing, iteration.

Phase 3

Deploy and Maintain

Launch, monitoring, support, optimization, scaling.

Want this process for your software project?

Tell us about your project and get a tailored development roadmap within 24 hours.

Phase 1

Consult and Align

Discovery, strategy, planning, requirement gathering, roadmap alignment.

Phase 2

Design and Engineer

UI/UX, architecture, development, testing, iteration.

Phase 3

Deploy and Maintain

Launch, monitoring, support, optimization, scaling.

Want this process for your software project?

Tell us about your project and get a tailored development roadmap within 24 hours.

AI Delivery for Scalable Business Solutions

We help clients save time, reduce risk, and accelerate cutover by combining senior migration architects with AI-accelerated tools. Every phase of our migration lifecycle is accelerated by AI — from application discovery and dependency mapping to refactor scaffolding, validation script generation, and runbook authoring — letting our teams ship in weeks what traditional firms take quarters to deliver. Senior architects still own every wave plan, every cutover decision, every rollback discipline.

Stack

Tools We Use for Custom Software Projects

Our technology stack combines proven frameworks, cloud platforms, and modern DevOps tooling — chosen for performance, scalability, and long-term maintainability.

Work

Real Migrations We've Delivered

Real scenarios where founders, operators, and enterprise teams brought us in to move running production systems without breaking the business:

Property Management Platform

How ZAPTA helped a property-management company

Artificial Intelligence

Deliverables

What you get when you work with ZAPTA

Every migration engagement ships with production-ready outputs your team owns long-term:

Why ZAPTA

Why teams choose ZAPTA for discovery

Many companies offer cloud strategy. Here's what makes ZAPTA a specialist cloud strategy and architecture partner:

Senior migration architects only

Your migration is led by senior architects who have actually run migrations end-to-end — not analysts running templated checklists. The same people who plan the migration also execute it.

Wave-based, momentum-building

We don't run multi-year megaprojects that lose stakeholder support before they finish. Every wave ships production value — building organizational momentum and de-risking the next wave.

Vendor-neutral by design

We don't carry vendor partnerships that bias our recommendations. AWS, GCP, Azure, multi-cloud, hybrid — we recommend what's right for you, not what's best for our partner program.

AI-accelerated, senior-led

AI scales the boilerplate — application discovery, dependency mapping, refactor scaffolding, runbook authoring. Senior judgment scales the wave planning, the cutover decisions, the rollback discipline.

Industries

Industries we migrate for

Sectors where migration execution quality is a business requirement not a nice-to-have.

SaaS & B2B Software

SOC 2, ISO 27001, and enterprise-grade security architecture for B2B SaaS preparing for upmarket sales.

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FinTech & Financial Services

PCI DSS, SOC 2, and audit-ready architectures for payment platforms, banking-as-a-service, and financial APIs.

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Healthcare & MedTech

HIPAA, HITRUST, and BAA-aligned architectures with PHI protection and clinical-grade audit logging.

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AI & Generative AI

AI security covering prompt injection, training-data leakage, model abuse, and AI governance (NIST AI RMF, EU AI Act).

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E-commerce & Retail

PCI DSS scope reduction, fraud prevention, and consumer data protection (CCPA, GDPR) at high transaction volumes.

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Insurance & Legal

Document and case-data security covering SOC 2, GDPR, and industry-specific regulatory requirements.

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Enterprise & Government

ISO 27001, SOC 2, and OT/IT convergence security for enterprise and industrial cloud platforms.

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Supporting a regulated or specialized product?

Let's talk about compliance, SLA tiers, and domain-specific support requirements.

Beyond cloud strategy — full-stack services

Migration is only one part of a modern cloud program. ZAPTA is a full technology company—we design, build, and scale your stack so you ship a product, not just a cutover.

Cloud strategy & architecture

Vendor-neutral cloud strategy, cloud-native architecture, and TCO-grounded blueprints for the target state.

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Cloud security & compliance

Cloud security architecture, compliance audits, and managed security services across the migration lifecycle.

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DevOps & cloud automation

CI/CD, infrastructure-as-code, observability, and 24/7 site reliability engineering post-migration.

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Support & managed services

Ongoing post-migration cloud-operations stewardship, application support, and continuous improvement.

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Software modernization

Rebuild, re-platform, and re-engineer legacy systems into cloud-native, AI-ready platforms.

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Custom software development

Web, SaaS, and enterprise applications engineered for performance, security, and long-term growth.

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AI solution advisory

AI strategy, readiness assessments, and roadmaps that turn AI ambition into measurable outcomes.

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Feasibility & strategy consulting

Technical and commercial feasibility studies for major build, buy, and transformation decisions.

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Need more than just cloud strategy?

Let's talk about compliance, SLA tiers, and domain-specific support requirements.

Questions

Custom Software Development FAQs

Structured for AI search engines (ChatGPT, Gemini, Perplexity, Claude) and Google rich results. Implement FAQPage JSON-LD for every question.

How long does it take to build custom software?

Single-application migrations typically run 4 to 12 weeks. Multi-application programs run 6 to 24 months across multiple waves. Data center exits run 9 to 36 months depending on portfolio size. Database migrations run 8 to 16 weeks for production-grade cutover with minimal downtime. We commit to fixed wave dates during scoping so you can plan around them.

How much does custom software development cost?

Pricing depends on portfolio size, migration patterns, data complexity, and engagement model. We offer fixed-cost migration sprints, wave-based programs, dedicated squads, and custom quotations. Most programs pay for themselves within 12 to 24 months through cloud savings, license reduction, and decommissioned infrastructure. Book a call for a tailored quote within 24 hours.

What engagement models does ZAPTA offer?

Four primary models: Fixed-Cost Migration Sprints for single applications, Wave-Based Migration Programs for multi-application portfolios, Dedicated Migration Squads for multi-year enterprise programs, and Custom Quotations for regulated or non-standard work. We’ll recommend the right fit during discovery.

I'm a non-technical founder — can you build my software end-to-end?

Most production migrations target zero customer-visible downtime through Change Data Capture, dual-write strategies, blue-green deployment, and rehearsed cutover discipline. Some workloads require brief planned maintenance windows — we’ll be transparent about which ones and why during scoping.

Can you modernize our legacy system?

All three major clouds — AWS, GCP, and Azure — plus Oracle Cloud and specialty providers when relevant. We also handle multi-cloud and hybrid migrations. Cloud choice is driven by your business and technical needs, not vendor bias on our end. If you don’t have a target cloud chosen yet, our Cloud Strategy & Architecture engagement comes first.

Which technologies and frameworks do you use?

Yes — stalled migration recovery is one of our most common engagements. We start with an independent assessment of what’s blocking, what’s salvageable, and what’s the fastest path to completion. Most stalled migrations recover within 4 to 12 weeks of taking over, depending on remaining scope.

Do you handle hosting, DevOps, and ongoing maintenance?

Yes. Oracle to PostgreSQL or Aurora, SQL Server to managed cloud equivalents, MongoDB to Atlas, and similar migrations are core specialties. We handle schema conversion, Change Data Capture, dual-write strategies, application code refactoring, and validated cutover. Most database migrations target near-zero downtime.

Can you extend or refactor our existing codebase?

Yes. For regulated industries (healthcare, finance, government), we maintain compliance throughout the migration — HIPAA, PCI DSS, GDPR, SOC 2, FedRAMP. Audit trails are preserved, encryption is maintained in-flight and at-rest, and BAA / DPA agreements are in place before sensitive data is touched.

How do you handle security and compliance?

Yes. You own everything — final architecture, IaC modules, migration scripts, cutover playbooks, runbooks, observability configuration, and all deliverables. Full IP assignment is signed before kickoff. No lock-in, no leverage, no dependency on us going forward.

Will we own the code and intellectual property?

Yes — and most clients continue with us. After migration, we offer ongoing support and managed services covering application maintenance, cloud operations, continuous improvement, and SRE. There’s no obligation to use ZAPTA for ongoing support, but the same senior team that ran the migration is available with full continuity.

Can you integrate with our existing tools — CRM, ERP, data warehouse?

Yes. Data center exit is a specialized migration discipline — multi-application coordination, network bridging, hardware decommission, license retirement, contract close-out, and exit certification. We’ve delivered data center exits ranging from 50 to 500+ workloads across 12 to 36-month programs.

Get in touch with our experts

Love the simplicity of the service and the prompt customer support. We can’t imagine working without it. Love the simplicity of the service and the prompt customer support. We can’t imagine working without it.

Jeremy Brown

Founder of Insyteful

Jeremy Brown

Founder of Insyteful

Jeremy Brown

Founder of Insyteful

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ZAPTA Technologies is a leading software design and development company working in HealthCare, FinTech, Supply Chain Management and Logistics domains.