

Case study
Fractional CTO – Strategic cloud transformation & go-to-market management
250717-02
With a European SaaS platform provider
A fractional CTO helps SaaS companies navigate cloud transformation: from analyzing existing architecture to creating a prioritized migration roadmap and developing a GTM strategy. This enhances scalability, time-to-market, and growth opportunities.
Company
A leading European provider of industry-specific B2B software with a focus on the digitization of core operational processes.
The company operates a modular software platform that models critical business processes across multiple countries and is used by both medium-sized and larger organizations.
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- Business sector: SaaS/B2B software
- Business model: Platform software (subscription-based)
- Region: Europe, with international expansion initiatives
- Company size: Upper mid-market
- Situation: Fast-growing software company with a heterogeneous IT landscape
Challenge
The company was in a strategically crucial phase in the development of its platform.
Parts of the existing software architecture were historically on-premise or built in a hybrid manner and increasingly posed an obstacle to scalability, international expansion, and time-to-market.
At the same time, competition from cloud-native providers was intensifying, while investors and management were expecting a clear roadmap for:
- the transition to a cloud-first architecture,
- the further development of the product and platform strategy and
- the refinement of the go-to-market approach
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At the same time, the engineering team needed to be empowered not only to deliver technical cloud capabilities, but also to integrate cloud practices into their processes and culture.
Objectives
The goal of the interim mandate was to drive the transition of the software platform from an architecture that was primarily on-premise to a scalable cloud model in a structured manner, all while creating the foundation for sustainable growth.
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Specifically, the mandate involved:
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- Promoting and structuring the platform’s cloud transformation
- Developing a consistent product and go-to-market strategy for cloud-based offerings
- Coaching and training the engineering team on cloud methods, tools, and practices
Implementation
The interim manager appointed by Atreus stepped into a key transformation role on short notice and worked closely with management, product, and engineering leads.
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Strategic cloud approach
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- Analysis of the existing architecture and definition of a cloud-enabled target architecture
- Development of a prioritized cloud migration strategy, including implementation planning
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Product & go-to-market development
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- Technological evaluation of current product modules’ compatibility with cloud computing
- Generating product and GTM plans for cloud-native offerings
- Close coordination with commercial and product teams for market launch
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Engineering support
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- Coaching engineering teams in cloud standards, DevOps processes, and toolchains
- Introduction of scalable development and deployment processes
- Establishment of governance and quality standards for cloud development
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Alignment of organization and leadership
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- Regular communication with senior management
- Support prioritising initiatives based on business impact and feasibility
Accomplishments
Short-term results
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- Clearly defined cloud target architecture and migration roadmap
- Transparent prioritization of transition initiatives
- Enhanced decision-making capabilities for management thanks to robust technology and product foundations
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Medium-term effects
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- Successful implementation of initial cloud-native modules
- Significantly shortened development and deployment cycles
- Clear product and go-to-market logic for cloud offerings
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Long-term added value
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- Increased scalability and future-proofing of the platform
- Better conditions for international expansion
- Strengthening the competitive position in the SaaS market
- Establishment of lasting cloud expertise within the organization
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