Smart Fit: Flutter outsourcing in a large-scale migration
Fteam brought in Flutter specialists integrated into Smart Fit's app migration, combining technical execution, collaboration with the in-house team, and knowledge transfer.
A large-scale application undergoing technological transformation
Applications with a large user base need to evolve without disrupting the existing experience. In a technology migration, the challenge grows: new architecture and development decisions must coexist with deadlines, features already in production, and business expectations.
Smart Fit was migrating its native application to Flutter in a highly demanding technical context. The operation needed to gain specialized capacity without losing alignment with the internal team.
In this type of scenario, outsourcing does not work as a parallel team. Professionals need to join the rituals, understand patterns, share decisions, and contribute directly to the roadmap.
How do you accelerate a migration without creating a second, disconnected team?
The challenge was to bring in Flutter expertise for a large-scale initiative while maintaining integration with internal professionals and continuity of deliveries.
Beyond development, it was important to strengthen the technical maturity of the team that would remain responsible for the product.
This required close collaboration: development, technical discussions, and training happening within the same migration context.
Specialists integrated into the team and the challenge
Fteam provided specialized Flutter outsourcing and also supported the training of the internal team.
Professionals took part in the project's real context, combining execution and knowledge sharing. The goal was not just to add capacity, but to increase speed with technical consistency.
Fteam's institutional materials record roughly 30% greater speed compared to the team's previous pace during this engagement.
How Fteam's outsourcing works on projects of this scale
Integration with the team
Professionals join the existing team's rituals and tools.
Specialized expertise
The client gains access to specific knowledge without needing to build the entire structure in-house.
Technical follow-through
The engagement preserves communication, accountability, and continuity.
Knowledge transfer
Execution and training can move forward together when the project calls for the internal team to evolve.
More speed and technical maturity in the same project
The engagement combined execution capacity with the development of internal knowledge. Fteam's material records an approximate 30% gain in delivery speed.
The case also shows that outsourcing can generate value beyond development hours: integrated specialists help accelerate the project while strengthening the team that will remain responsible for the technology.
Outsourcing is not just about allocating people
Fteam structures outsourcing as a real extension of the client's technical capacity. The professional does not arrive in isolation: they enter a context of ongoing support, knowledge sharing, and continuity.
This model is suited to companies that already have a product and internal leadership but need to quickly bring in specialists or increase capacity at critical roadmap moments.
When should you expand your team with outsourcing?
- When the roadmap requires more capacity than the current team can absorb.
- When the project needs a specific technical skill set.
- When there is a migration, modernization, or critical initiative with a set deadline.
- When the company wants to keep product ownership while adding specialists to the existing team.
Related skills and solutions
This case connects mainly to the following Fteam offerings:
Does your team need more capacity without losing integration?
Fteam can complement your structure with specialists and teams ready to work within your product's real context.