860 javascript English-speaking jobs in Portugal

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

Senior Node.js Backend Developer to build and maintain scalable backend services and APIs. Experience with REST APIs, SQL/NoSQL databases, Docker, Kubernetes, and CI/CD workflows required.

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

4+ years of experience as a Software Engineer Strong experience with JavaScript/TypeScript and React

We are looking for an Amazing: Javascript AUTOMATION TESTER (QAE)Seniority: 5+ yearsType of position: ... a related field.5+ years of professional experience in QA automation testing.Strong proficiency in JavaScript

Lead Javascript Developer to collaborate on project scope, architecture, and delivery timelines. Conduct code reviews, enforce coding standards, and troubleshoot applications. Requires strong React knowledge, experience with Ruby on Rails, TypeScript, Redux, PostgreSQL, Docker, and OpenAI. Must have excellent English communication skills.

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

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

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

As leaders in Client-Side Protection and Compliance, we have pioneered the integration of advanced 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.

Design, develop, and maintain web applications using Vue.js 3 and PHP/Symfony 6. Participate in the full development cycle, including design, coding, testing, and deployment. Collaborate with the product team and other stakeholders in an agile Scrum environment.

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

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

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

Key ResponsibilitiesDevelop C# plugins, custom workflows, and JavaScript/TypeScript for D365 CE. ... Front-end Enhancement: Develop client-side scripting (JavaScript/TypeScript) and Power Apps Component ... Stack: .NET (C#), JavaScript, SQL, FetchXML. Platform: Power Apps, Power Automate, and XrmToolBox.

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.

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