Peter Krajčír

Experience

• 

  ZENTITY a.s.

  Jun 2011 - Sept 2011

  IOS Developer

  Creating application for platform iPhone / iPad, project for Slovak bank - implementation of the Internet Banking for the iOS devices, using XCode 4, Objective-C, Cocoa Touch libraries, SDK 45 years after, I finished Udacity Nanodegree - iOS Developer and learned to use Swift, new possibilities of various frameworks and how to implement them into applications

• 

  AT&T

  Feb 2012 - now

  Frontend React Developer, creating single page applications communicating with APIs, experience with Redux, Saga, Styled Components, Unit Testing and doing Code Reviews Manager of 3 direct reports, leading the team of very skilled Java Developers - BPO team, responsible for delivering orchestration processes among various tools, effective communication so the team can deliver value in the shortest time possible Responsible for implementation of agile to our team, spreading the information about agile and scrum in AT&T via presentations and workshops, successfully delivered many projects following agile principles and values Senior technical specialist role - responsible for designing frontend and backend, TechOps organization.Databases - Oracle (PL/SQL), MSSQL, database design and optimization in both systemsBackend - Adobe ColdFusion (mostly used for API)Frontend - Javascript / JQuery / UI, Bootstrap, custom UII also work with the clients, discuss the requirements and transform them into acceptable solutions. I participate in System Testing, User Acceptance Testing and Production releases.

  • Principal Software Engineer

    May 2019 - now

  • Manager

    May 2018 - Aug 2020

  • Scrum Master

    May 2017 - Apr 2019

  • Senior Technical Specialist, Application Developer

    Feb 2012 - May 2017