Kolay İK

A SaaS HR management platform used by thousands of companies

Recognized as one of Europe’s 100 hottest startups by Wired UK, Kolay İK set out to bring its HR platform to mobile. We developed the first mobile application for this SaaS-based HR management platform, helping extend its services beyond the web and into everyday use for companies, HR teams, and employees.

React Native, Detox, Custom Bridge, Onesignal, Firebase

150K+
Active Users

Leveraging the Platform Daily

%0 Extra
Internal Effort

by Teams for Seamless Workflows

A mobile app interface displaying employee profiles and a personalized dashboard with announcements, upcoming holidays, and contact information.

Who is Kolay İK?

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Kolay İK is a cloud-based HR management platform designed to help companies digitalize and manage their human resources processes in a single centralized system. The platform enables organizations to handle employee management, leave tracking, payroll processes, recruitment workflows, performance management, and other HR operations through a modern SaaS solution.

Today, more than 1,800 companies and over 150,000 employees use Kolay İK to manage their HR operations. The company has gained international recognition for its rapid growth and innovation, and was listed by WIRED UK as one of Europe’s hottest startups, highlighting its impact in the HR technology space.

Founded
2015
Industry
Human Resources
Company Size
51-200 Employees

The challenge that brought us together

Over the years, Kolay İK has grown into one of the leading HR technology platforms in the region, raising a total of $5.2 million in funding to support its growth and product development so far. Right before our partnership in 2020, the company secured another investment round of $1.9 million. One of the key requirements tied to this investment was launching a mobile application within just three months, creating significant time pressure for the team.

Although Kolay İK already had its own product, design, and development teams, delivering the first version of a mobile application under such a tight deadline required additional support. As a result, Kolay İK chose to trust us with the process, knowing they could rely on us to take ownership of the development side, move quickly within the required timeframe, and allow their internal teams to stay focused on their own priorities.

Partnering to build it right from day one

Beyond the tight deadline issue, one of the main reasons the Kolay İK team chose to work with us was the importance of building the first version of the mobile application on the right foundations. This was not only about launching quickly. The initial release would shape how the product evolved in the future, which made development quality, architectural decisions, and long-term maintainability especially important from the very beginning of the project.

With more than 15 years of experience and 200+ digital products delivered, our team brought the kind of mobile product expertise Kolay İK needed at that stage. While Kolay İK already had prepared UI designs, a design system, and established backend services, they needed a team that could rapidly identify the gaps, adapt the product for mobile-specific requirements, and build a reliable first version their internal team could take over and continue developing with confidence after launch.

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Our solution to the challenge

We approached the project by first creating space to understand what the mobile product needed before development began. In Sprint Zero, we reviewed Kolay İK’s existing design system, UI assets, and API structure to evaluate how well they could support a fast but reliable mobile release. The main building blocks were already in place, but not everything was fully ready for a mobile-first experience.

Some parts of the design system needed to be refined for mobile interaction patterns, while certain API endpoints required adjustments to better support the logic, flows, and pace of mobile usage. Addressing these details early helped us reduce friction in later stages and gave the project a clearer technical direction.

Once that groundwork was in place, we moved into two-week agile sprints and started building the application module by module. Our role was not to rethink the product from scratch, but to translate an existing platform into a mobile experience that felt natural, lightweight, and production-ready. We built the application with React Native, which allowed us to develop for both iOS and Android from a shared codebase while keeping the experience consistent across platforms and the development process efficient within a tight timeline.

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To support reliability and long-term usability, we complemented the build with several technologies that strengthened the product from different angles. Detox was used for automated end-to-end testing, helping us validate critical user flows and reduce the risk of production issues.

Firebase supported the mobile infrastructure and provided essential services for the application environment. OneSignal was integrated for push notification delivery and management. We also implemented core capabilities such as deep linking and analytics tracking as part of the overall architecture. Finally, Mixpanel was integrated to help Kolay İK monitor user behavior, measure performance, and gain visibility into how the mobile application would be used after launch.

Rather than treating the project as a one-off delivery, we focused on building a first version that Kolay İK’s team could confidently take forward. That approach allowed us to move quickly under pressure while still creating a mobile product with the technical structure, visibility, and flexibility needed for what came next.