Javascript Developer & React Developer & React Native Developer

Herr Der Kandidat ist ein erfahrener React/React Native-Entwickler mit mehr als 18 Jahren JavaScript-Erfahrung. Er hat in den letzten dreieinhalb Jahren mit React gearbeitet. In der Vergangenheit hat er mit Typescript gearbeitet, aber seit über einem Jahr nicht mehr aktiv, obwohl er wieder damit arbeiten möchte. Er verwendet Redux regelmäßig in Projekten. Derzeit arbeitet er an der Entwicklung einer Mobile- und Web-Anwendung im Bereich der Telemedizin (Arzt-Patienten-Kommunikation per Videoanruf oder Chat), sein Technologie-Stack umfasst neben den bereits genannten Technologien PHP, CSS/HTML, Javascript, Node.js, MySQL, MSSQL und jQuery, Typescript, Redux. Seine bisherigen Projekte haben ihm Erfahrungen im Finanz- und Energiesektor gebracht. Er hat Erfahrung in der Arbeit in internationalen Teams und auch mit agilen Methoden (Kanban, SCRUM). Er spricht Tschechisch und auch Englisch.

Freelancer (10/2006 - to present): Developed web pages and information systems, performed network administration and hardware repairs, provided hardware and software consultation. Created a web-based point of sale (POS) system with connections to the Tax Agency system, thermal printer printing, and payment terminal integration. Developed a web-based data mining application and an infinite loop presentation with videos and images. Customized software and utilized technologies such as ReactJS, React Native, Node.js, MySQL, PHP, CSS, and HTML.

Senior Software Engineer (07/2019 - 05/2021): Developed web portals in the finance and energetics sectors, provided third-level support, and developed mobile applications in the energetics field. Conducted independent audits of third-party solutions. Utilized technologies such as ReactJS, Node.js, React Native, JavaScript, and Java.

Senior Software Engineer (09/2015 - 07/2019): Designed and developed a Tax Engine on the NetSuite platform. Enhanced and fixed bugs in NetSuite Core (Taxes). Utilized JavaScript (SuiteScript), Java, and SQL. Created the NetSuite SuiteTax Engine Plugin for VAT and Sales Tax.

Programmer and Network Administrator (07/2010 - 08/2015): Developed features for the Microsoft Dynamics NAV platform and designed and developed POS systems. Implemented communication between POS systems and payment terminals. Implemented a warehouse management system and connected it to voice picking systems. Utilized technologies such as C/AL, MSSQL, PHP, and C#.

Programmer and Network Administrator (07/2009 - 06/2010): Administered the business portal ABC Business and developed an internal system for survey evaluation. Implemented communication between POS systems and POS scales. Utilized PHP and C/AL.

External PHP Developer (12/2007 - 08/2009): Customized and developed information systems and web pages. Worked as a team member on the All-african cable TV web portal (GTV). Developed a task plugin for SynopsIS, a system for legal office agenda. Utilized PHP, CSS, HTML, MySQL, and JavaScript.