535 javascript English-speaking jobs in Kraków

Good knowledge of ReactJS, TypeScript, JavaScript, Redux or other state management library, HTTP protocol

scalable systems Ability to translate technical strategy into execution plans Hands‑on background with JavaScript

Proficient understanding of .NET/C# unit testing methodologies and frameworks Proficient understanding of JavaScript

Qualifications Strong fluency in JavaScript/TypeScript, React, and Node.js.

ASP.NET, .NET Core, Entity Framework API development - REST, SOAP Front-end development - HTML, CSS, and JavaScript

automation.RequirementsProven commercial experience with React and/or .Strong understanding of JavaScript

:Minimum of 5 years of experience as a Full-Stack Developer or Backend DeveloperStrong knowledge of JavaScript

;re Looking ForMust-have skills:6+ years of hands-on UI development experience.Strong expertise in JavaScript

Framework (EF6 & EF Core) .Experience with AI assisted coding and best practicesUnderstanding of JavaScript

boot, cloud, security, integration, batch, webflux, data), reactive microservices, JDBC, Unit Tests, Javascript

development tools such as node, npm, git, yarn, webpack, ESLint and Docker Deep understanding of Type/JavaScript

or Fullstack Developer Strong expertise in frontend technologies, including React, TypeScript, and JavaScript

technologies-expected : Go Java JavaScript TypeScript React Native React.js Next.js SSR technologies-optional

Leadership Miejsce pracy: Kraków Technologies we use Expected Java Spring Boot NoSQL AWS Optional React.js JavaScript ... and fostering a high-performance culture Optional Knowledge of frontend frameworks such as React or JavaScript

attitude adapting to changing priorities Minimum Qualifications 1 year of experience with Python 3 or Javascript

Specializations Advanced knowledge of Apex programming and Salesforce development frameworks Experience with JavaScript

Backend: Node.js Languages: TypeScript, JavaScript (ES6+). APIs: GraphQL, RESTful APIs.

Experience in at least one of Upside’s backend technology stack: Ruby, Python, JavaScript or the willingness

considerations, including REST principles and versioning Understanding of front-end technologies, such as JavaScript

preprocessors, HTML, DOM, browser support, and engines, HTTP, and browser performance Demonstrable knowledge of JavaScript