About

DO OK partnered with Yoli to revolutionize children's educational games. By improving the code quality, adding new features to their Android and iOS apps and developing a robust backend solution, we ensured an elevated learning experience for Yoli's young users. As of recently, the project expanded to working on an AI solution for story generation, further enhancing the educational and engaging quality of Yoli's games. Read more

CASE STUDY DETAILS

Client logo

Yoli

Seed to Series A Startup

Copenhagen, Denmark

Project work

6 - 10 people

Ongoing for 2 years

€50 - 250K

Scrumban

FOCUS AREA

Challenge, approach, and impact

  • Building on Top of an Existing Product

    We worked with Yoli’s legacy code without any access to the original team. Balancing the preservation of existing solutions and adding new features was key. Analyzing and refactoring the codebase was critical in implementing features like user account flow and additional content access.

  • Developing the Infrastructure and a Backend Solution

    Our team created Yoli’s infrastructure and backend from scratch and integrated them with the client’s existing solutions. Our team had to research, pick the best possible tools for the given situation and, with the information we had, develop a robust and future-proof solution.

Testimonials

Two blue lines

“DO OK has a fantastic startup understanding and that is why we love to work with them. As a small startup, we are very dependent on partners and DO OK deliver what they promise.“ Read more

Anonymous

Founder at Yoli

VERIFIED

Two blue lines

“DO OK has a fantastic startup understanding and that is why we love to work with them. As a small startup, we are very dependent on partners and DO OK deliver what they promise.“ Read more

Anonymous

Founder at Yoli

VERIFIED

Two blue lines

“DO OK has a fantastic startup understanding and that is why we love to work with them. As a small startup, we are very dependent on partners and DO OK deliver what they promise.“ Read more

Anonymous

Founder at Yoli

VERIFIED

Two blue lines

“DO OK has a fantastic startup understanding and that is why we love to work with them. As a small startup, we are very dependent on partners and DO OK deliver what they promise.“ Read more

Anonymous

Founder at Yoli

VERIFIED

Two blue lines

“DO OK has a fantastic startup understanding and that is why we love to work with them. As a small startup, we are very dependent on partners and DO OK deliver what they promise.“ Read more

Anonymous

Founder at Yoli

VERIFIED

Two blue lines

“DO OK has a fantastic startup understanding and that is why we love to work with them. As a small startup, we are very dependent on partners and DO OK deliver what they promise.“ Read more

Anonymous

Founder at Yoli

VERIFIED

Team Structure

Client logo

Client Team

Project stakeholder

*****

CEO

***** *****

Project stakeholder

*****

CTO

***** *****

The client stakeholders at Yoli were working closely with the team at DO OK

Client logo

Vendor Team

Production

3 x Backend Developer

Production

1 x iOS Developer

Production

1 x Android Developer

Production

1 x QA Tester

Production

1 x UX/UI Designer

Governance

1 x Project Manager

Production

*****

Business Analyst

***** *****

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