AWS-Aligned Application Modernization Assessment

Identify structural constraints in your software and define a clear evolution path that strengthens scalability, stability, and cost predictability - starting with a free 4-hour assessment with our AWS certified Solution Architect.

Software Modernization Assessment Service Cover

Our Service Offering

By evaluating where targeted modernization can create the most immediate and long-term impact, we help clients recognise and prioritise changes that directly matter to leadership – release stability, predictable scaling, controlled spend, and reduced operational exposure.

Benefits of Application Modernization Assessment

Rather than relying on assumptions, the evaluation provides structured insight into system readiness, modernization options, and the potential impact of architectural changes. The result is a stronger foundation for making informed technology and investment decisions.

Architectural Clarity

The assessment reveals structural limitations, integration interconnections, and scaling bottlenecks that may not be visible during day-to-day development. It supports more informed digital transformation decisions on the high level.

Technical Exposure

By analyzing architecture, infrastructure, and delivery processes together, the assessment helps uncover underlying causes and define improvements that strengthen platform stability.

Clear Evolution Direction

Modernization initiatives can easily become overwhelming or unfocused. Clients look for guidance on which improvements should come first and which changes will deliver the greatest impact with minimal disruption.

Alignment with Cloud Best Practices

Cloud adoption often happens gradually, leading to inconsistencies in architecture design and service configuration. So our audit aligns customer’s software with validated cloud practices and recommended development pathways.

Application Modernization Case Studies

Our modernization assessment is grounded in hands-on experience helping organizations reduce risk and prepare for scalable growth. These case studies show how our work translates technical analysis into clear roadmaps and measurable application improvements.

Discover how we replatformed a healthcare application onto Amazon ECS with Fargate to enhance software’s scalability and operational agility.
  • UK
  • HEALTHTECH
  • SERVERLESS
Explore how we enhanced our client's marketplace stability and scalability by transitioning from a monolithic architecture to microservices on ECS.
  • UKRAINE
  • E-COMMERCE
  • MICROSERVICES
Discover how our team used IaC and CI/CD to modernize an Ecommerce platform and its infrastructure on AWS.
  • HONG KONG
  • E-Commerce
  • INFRASTRUCTURE AUTOMATION
Learn how we managed to improve website performance and security using AWS WAF and Amazon CloudFront.
  • UKRAINE
  • E-COMMERCE
  • WEB SECURITY

What the Clients Say

Romexsoft successfully delivered the therapy system. Its overall functionalities provided the company an advantage over its competitors. The team exercised competence, meticulous approach to Agile development and responsiveness throughout the development phase. The success of the product speaks for itself. We are far ahead of our competition in terms of features, usability, and overall strategic direction.
Gennady Gandelman
CEO at Pragma-IT
Romexsoft has been a strategic and essential partner to Omnyfy's ability to realise our Cloud Vision. Romexsoft helped us in multiple strategic projects including IaaS automation, programmatic provisioning of complex multi-tiered infrastructure taxonomy to support Omnyfy's PaaS deployments. I highly recommend Romexsoft. They have been extremely professional, knowledgeable and responsive to our needs.
Fabian Rebeiro
CEO at Omnyfy
I cannot fault Romexsoft's service. They are experts on AWS and offer advice and support 24/7. They are always available to answer any queries and if we have a problem they will resolve in swiftly. They are also a great team of people and I enjoy our weekly meetings. Since Romexsoft have managed and maintained our infrastructure, problems with our system are very rare.
Kevin Lanzon
Engineering Manager at Healthera
We've been working with Romexsoft for nearly a year now; we engaged them to assist in the migration of multiple PWS microservices to AWS and continue to leverage their skills to operate and extend those environments. Their code skills are fantastic and their communications, best represented by the weekly standups, are exemplary. I cannot recommend them highly enough.
Jon Labrie
CTO at Greenfence
Gorgany is an outdoor company. Our customers were struggling with low speed of our website, Romexsoft successfully delivered smooth apps and data migration form OVH to AWS under a tight timeframe and within budget. We received positive feedback from our customers. Working with Romexsoft has been a great experience. It was big pleasure to work with professionals
Oleksandr Hlavatskyy
CIO at Gorgany
Romexsoft has built a skilled and proactive team for SavvyMoney, eager to propose new solutions and hire expertise when needed. They have very good developers. The Romexsoft team is fairly well versed in English, both written and spoken. We haven't had the same problem with them as with other vendors. It’s a pleasure to work with Romexsoft, and I would highly recommend them.
Bhavna Guglani
VP of Product at SavvyMoney
Our company's ability to deliver sophisticated cloud-based solutions for the healthcare industry would be compromised without Romexsoft's superbly skilled engineers. Whether it’s a complex development project or streamlining DevOps, we count on their expertise and are yet to see them skip a beat. As they have been for years of our relationship, they continue to provide the answers to our evolving needs.
Gennady Gandelman
CEO at Pragma-IT
Romexsoft's team is essential to the product's success. Not only have they kept development costs in check, but they've also managed to scale the solution substantially, onboarding a few key clients in the process. Their developers are equally personable and capable. We have found a team of devoted people who care about their clients and are very attentive to our needs.
Oren Liberman
Our experience working with Romexsoft's automation QA team has been extremely positive. What's equally impressive is their professionalism and ability to quickly grasp complex business logic. As a result, they've been able to efficiently identify consequential test cases, develop well-structured test scripts and implement them within a scalable framework that included integration with our CI/CD pipeline.
Gennady Gandelman
CEO at Pragma-IT
The system introduced by Romexsoft was significantly cheaper than the client's previous third-party alternative. The team was responsive, easy to work with, and facilitated direct calls for the project's progress. The team is very knowledgeable and quick to acquire answers if further research is required. They were very efficient in handing over the project upon completion. They are also proactive in recommending/identifying infrastructure problem spots and potential cost reductions.
Daniel O'Reilly
LearnCube LearnCube
We've been very pleased with the quality and reliability of the 24/7 Infrastructure Support. Romexsoft team has been consistently responsive, and it’s been reassuring knowing we can rely on them during both routine operations and urgent situations. The DevOps team in particular has shown strong technical expertise and a proactive attitude, which has made a noticeable impact on our operations.
Scott Montreuil
Head of DevOps Darwin CX

How We Differentiate Our Modernization Assessment

We are committed to turning application technical analysis into controlled, executable change, enabling organizations to modernize with clear priorities and defined ownership, while tying platform improvements to uptime and infrastructure efficiency.

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Proven AWS Competence

As an AWS Advanced Tier Services Partner, we deliver assessments led by certified engineers with real production experience. Our recommendations ensure all key decisions are aligned across Well-Architected Framework, Cloud Adoption Framework, and Architecture Patterns.

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MVP-Led Strategy

We prioritise 2-3 realistic modernization initiatives instead of proposing full rewrites. Each initiative is tied to measurable improvement. This creates momentum without destabilising the platform service delivery.

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Clear Accountability

Each identified risk, modernization initiative, and architectural decision is mapped to responsible roles and execution checkpoints. This prevents recommendations from becoming abstract proposals without follow-through.

Prepare Your Application for Growth With a Structured Modernization Plan

Schedule a free 4-hour assessment with our certified Solution Architect to evaluate your modernization readiness.

Why Consider an Application Modernization Assessment?

Many companies continue scaling on architectures that were never designed for current demand, complexity, or security expectations. The result is rising operational friction, slower releases, recurring incidents, and increasing cloud expenses.

Scaling pressure exceeds architecture limits

Growth in users, data, or features exposes bottlenecks in systems that were not designed for current load or complexity.

Technical debt restricts business agility

Accumulated shortcuts and outdated components slow down changes, making even small product updates risky and time-consuming.

Release velocity creates instability

Frequent deployments without previously thought out architectural governance increase failure rates and rollback cycles.

Incidents repeat and recovery remains slow

Repeated outages and prolonged recovery times signal deep system design gaps that require structural upgrade, not just reactive fixes.

Cloud costs grow without coordinated control

Spending increases when the platform scales wrong, resources are overprovisioned, or workloads are not matched to the right tech stack.

Security and compliance expectations increase

Expanding systems and pipelines introduce access sprawl and configuration uncertainties that are harder to govern over time.

How We Conduct the Assessment

Our evaluation approach builds an in-depth understanding of your current application state, identifies field-proven modernization opportunities, and translates findings into clear pathways.

01
Discovery Phase

This is the starting point of the journey which focused on establishing a complete picture of the current system technically and operationally.

  • Deep dive into application
  • – Review overall software architecture
    – Analyse infrastructure setup and AWS usage
    – Map integrations, attachments, and data flows
    – Assess CI/CD pipelines and release processes

  • Understand pain points and challenges
  • – Identify scalability bottlenecks and performance issues
    – Review incident history and operational instability
    – Surface security, compliance, and governance gaps
    – Capture product and business constraints affecting architecture

  • Go through the existing documentation
  • – Review architectural diagrams and tech specifications
    – Analyse deployment procedures and operational runbooks
    – Validate documentation accuracy against the actual environment
    – Identify undocumented vulnerabilities or dependencies

02
Identify Opportunities

Based on the current-state picture, we identify high-impact modernization opportunities that balance technical improvement with business value.

  • Identify MVP opportunities
  • – Define modernization initiatives that can deliver measurable impact
    – Select candidates for modularisation, containerisation, or refactoring
    – Evaluate quick wins that reduce operational risk or cost
    – Align MVP scope with business priorities and resource availability

  • Match to pathways
  • – Determine appropriate modernization strategy
    – Align initiatives with AWS best practices
    – Evaluate trade-offs between speed, cost, and flexibility
    – Ensure each direction supports scalability and reliability goals

  • Create target architectures
  • – Design high-level planned architecture diagrams
    – Define infrastructure components and service boundaries
    – Establish security, networking, and observability design principles
    – Outline migration sequencing and dependency management

03
Assessment Presentation

The result of these works is a confirmed modernization plan: agreed findings, clarified assumptions, and harmonised moves for enabling smooth transition to delivery.

  • Present the outcomes of assessment
  • – Executive summary of findings and risk areas
    – Overview of identified MVP opportunities
    – Presentation of proposed architecture concepts
    – Modernization roadmap with phased priorities

  • Follow up with open questions
  • – Clarify assumptions and constraints
    – Address engineering and business liabilities
    – Align on ownership, capabilities, and timelines

  • Present the next steps
  • – Define recommended starting initiative
    – Outline engagement model and delivery approach
    – Provide high-level effort estimation
    – Agree on decision points and governance checkpoints

Modernization Assessment Deliverables

The deliverables of the assessment are designed to remove uncertainty and replace assumptions with well-defined evidence. They provide both engineering and business with a reliable basis for decision-making, budget planning, and risk control.

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Summary with Readiness Score

The modernization readiness score is a systematic view of how prepared the system is for scaling, re-architecting, or migrating to a more cloud-native model. It summarises the current architecture maturity, the execution-related and security posture, the key failure-prone components, and the overall modernization readiness level.

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Risk and Dependency Map

An analytical overview of critical system influences, integration points, data flows, single points of failure, and functional concerns. The map clarifies how components interact, where changes may trigger cascading impact, and where structural weaknesses exist. It supports informed prioritisation of modernization initiatives with full awareness.

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AWS Reference Architecture

An architectural blueprint aligned with Amazon Web Services best practices. It defines future service boundaries, the modularisation approach, core infrastructure, networking model, security structure, as well as observability and resilience principles. The reference architecture establishes a technically ground for further modernization.

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Phased Implementation Roadmap

A structured plan that turns assessment findings into an executable sequence of work. It outlines 2-3 prioritised MVP initiatives, the actions that reduce risk early, the follow-on improvements to strengthen the platform, and the longer-term milestones that complete the whole path. The roadmap is sequenced to support progress without disruption.

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Effort and Cost Estimate

A high-level estimation model that translates the roadmap into planning numbers. It outlines expected engineering effort by phase, the likely infrastructure impact, migration complexity drivers, and where cost optimization is achievable. It gives decision-makers a clear basis to compare options, plan budgets, and commit to delivery with fewer unknowns.

Modernization Assessment FAQ

Will this assessment require any interventions to our current production environment?

No. The assessment is focused on reviewing your current architecture, infrastructure setup, delivery processes without introducing changes to live systems. All activities are limited to analysis, workshops, and planning, allowing your production environment to continue operating as usual throughout the process.

Can our team perform a self-assessment without involving an AWS Partner such as Romexsoft?

It is possible to conduct an internal review using AWS assessment tools. However, without involving an AWS Partner, organizations may face limitations in validating architectural assumptions, evaluating modernization trajectories, and identifying hidden governance risks.

Engaging with us brings an unbiased and competent engineering perspective, real-world delivery experience, and alignment with AWS best practices, helping ensure that findings translate into an actionable and development-related modernization roadmap.

Do all required stakeholders need to attend the assessment workshop?

While assembling the full list of critical stakeholders can be challenging, their participation helps establish a shared understanding and ensures accurate input across business, application, and runtime domains. The workshop can be tailored to fit organisational availability, and if full attendance is not possible, it is important to assign a single-threaded owner who can coordinate input from the right teams when needed.

What happens during the Architecture Sessions?

During the Architecture Sessions, we work with your team to design target architecture options aligned with selected modernization approaches. These proposed designs are validated against AWS Well-Architected Framework pillars to ensure they meet requirements for reliability, performance efficiency, security, cost optimisation, and operational excellence before moving forward with the roadmap.

Discover More About Application Modernization Assessment

Explore the resources below to learn how our Application Modernization Assessment helps identify improvement opportunities and ensure stable evolvement of your platform.

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