Serhat Karatas

- Leading 3 senior software developers for the global product InfoX which is digitizing and automating bus production planning. - Built the whole architecture and CI/CD env. of InfoX, wrote %70 of code (BE&FE) specially most critical and complex parts such as automation and SAP integration. - Developing and bug-fixing for QMcrm (Quality Management System between Daimler and Siemens) on BE&FE. Operating on App Server level including deploys and maintenance. - Leading GitHub, DevOps and FOSS topics in IT.

-Led a team of 3 senior software developers and 1 tester for developing several microservices and an orchestrator used in a Lottery project in Holland. Achieved test-driven development process with minimum %70 code coverage in all modules. - Built the development environment beside app server configs and designed each module’s architecture including DB model and API interfaces. - Worked in a BE Dev. team to build an admin tool for Mobility Mixx, a mobility solution for public transportations in Holland.

- Worked in a big frontend development team (16 members) for Sony global product website. - Developed new features, fixed defects, resolved security and performance issues by using JProfiler, Keynote System (Dynatrace) and Nagios reports for best user experience during peak seasons. - Worked for the re-implementation (with new technologies) of ProSony global website (professional product store). Mentored newcomers and led them. Wrote technical documents and accomplished a successful go-live.

- Worked in a team maintaining and developing new features for global websites SteelOrbis and ChemOrbis that digitizes auctions for buyers and sellers in steel and chemistry industries. - Led a team of 2 developers, 1 analyst and 1 tester to build a new digital marketplace similar to SteelOrbis and ChemOrbis for better customer experience. Analyzed existing marketplaces and designed architecture by using Power Designer (for Database) and Magic Draw (for UML).

- Developed new features and fixed bugs for location based applications for Web (frontend & backend), WAP, SMS and WIG portals.