599 javascript English-speaking jobs in Portugal

Senior Node.js Backend Developer to build and maintain scalable backend services and APIs. Collaborate with product and engineering teams to design new features and optimize services for performance, scalability, and reliability.

JavaScript Security Engineer - Web Browser Vulnerabilities English Required / Based in Lisbon, Portugal ... / HybridWe are seeking a skilled JavaScript Security Engineer with a strong background in web technologies ... static and dynamic analysis techniques to detect security violations and malicious behavior.Perform JavaScript ... Angular, or jQuery.Strong code analysis, debugging, and reverse engineering skills, particularly in JavaScript ... improvement of security workflows and tooling.You Are Someone Who BringsStrong hands‐on experience with JavaScript

Required ExperienceAt least 2 years of experience in .NET.At least 3 years of experience in JavaScript ... SkillsExcellent knowledge of .NET 10 and .NET Framework (C#) server‐side programming.Excellent knowledge of JavaScript

important role in our growth.Join our Javascript team, and let's make an impact together! ... As a LeadLead Javascript Developerat Emergn, you'll help us shape Emergn's exciting future and play an ... We want you to:Take responsibility over designing, coding, testing and deploying Javascript-based applications.Collaborate

testing.ResponsibilitiesDesign, implement, and maintain automated test frameworksDevelop test scripts using JavaScript ... improvementRequirementsSolid experience with automated testing frameworks and toolsStrong knowledge of JavaScript

Mindrift is looking for skilled Low-Code Automation Engineers (Make.com / n8n, JavaScript) to join the ... Implement custom JavaScript within automation tools to handle advanced logic, transformations, and edge ... professionals with hands-on experience in low-code automation platforms, workflow architecture, and JavaScript-based

Browser VulnerabilitiesEnglish Required / Based in Lisbon, Portugal / HybridWe are looking for a skilled JavaScript ... as React, Angular, or jQuery.Strong code reverse engineering and debugging skills, particularly in JavaScript ... and maintain clear technical documentation.You are someone who bringsStrong hands-on experience with JavaScript ... security violations and malicious behavior.Perform code reverse engineering and debugging, primarily in JavaScript-based ... open-source tools.Understanding of obfuscation and de-obfuscation techniques (preferred).Ability to analyze JavaScript

Full-Stack Developer (Full Remote from Everywhere) We are seeking a passionate and skilled Full-Stack JavaScript ... user-friendly applications.RequirementsMinimum of 5 years of professional experience as a Full-Stack JavaScript

Deep understanding of the browser and UI development in JavaScript Knowledge of REST API best practices ... You should be comfortable writing vanilla JavaScript, as well as using Angular, React, or a similar frontend ... Your primary code contribution will come in the form of frontend JavaScript code, with periodic contributions ... + years professional experience developing and delivering commercial software Expert level skill in JavaScript ... languages Knowledge of object‐oriented programming best practices and the ability to realize them in JavaScript

Develop and maintain advanced TIBCO Spotfire dashboards, data models, and integrations. Implement complex logic using Spotfire Expressions, IronPython, JavaScript, and the Spotfire SDK. Optimize reports for large data volumes.

What we're looking for: Experience in JavaScript development Expertise in JavaScript frameworks (Angular

and TypescriptDevelopment for various devices and operating systemsWhat you should bringHTML, CSS, JavaScript

Full-Stack Developer to build scalable features for an application marketplace, including dashboards, APIs, and user-facing components. Collaborate with teams to translate requirements into high-quality deliverables. Ensure code quality through testing, reviews, and adherence to best practices.

Implement and enhance SAP UI5 applications, ensuring brand compliance and accessibility. Collaborate with cross-functional teams to design, code, test, and deploy solutions.

We are searching for passionate JavaScript / TypeScript engineers to take an integral part in building ... development, and improving yourself technically;Proven experience in delivering production software using JavaScript ... contemporary programming trends such as functional and reactive programming, CSS preprocessing, alternative JavaScript ... specifications libraries like Jest, Enzyme, Puppeteer/PlayWright, WebDriverIO, Cucumber, Mocha.Knowledge of JavaScript

Senior Frontend Developer to join our team in Lisbon. Develop and maintain web applications using ReactJS and NextJS. Implement responsive designs with HTML, CSS, TypeScript, and JavaScript.

Proven experience developing JavaScript inside D365 CE. ... Technical Developer – Dynamics 365 Customer Service (JavaScript & CIF, Europe) 📍 100% Remote – EUROPA ... Key Responsibilities Develop and maintain advanced JavaScript customizations in Dynamics 365 CE. ... This is a development-focused position requiring solid expertise in JavaScript within D365 CE, advanced ... Apply Now If you are a Technical Developer in Dynamics 365 Customer Service with strong JavaScript expertise

The ideal candidate will have a strong background in Java and client-side JavaScript frameworks such ... Qualifications: 3+ years of professional software development experience using Java Experience with client-side JavaScript

applications.Consolidated experience in ReactJS.Experience with JavaScript test tools (e.g. ... NPM, Webpack, Grunt, Gulp, etc) and server-side JavaScript (NodeJS).Experienced with Automated testing ... rapid change.Frontend SkillsConsolidated professional experience building high-quality, performant JavaScript

Developer; Strong proficiency in JavaScript and TypeScript; Solid experience with React (and optionally ... ResponsibilitiesDevelop and maintain scalable web applications using JavaScript/TypeScript; Build responsive ... Troubleshoot, debug, and optimize application performance; Ideal Profile3+ years of experience as a Fullstack JavaScript