875 javascript English-speaking jobs in Portugal

  • Cognizant Technology Solutions
  • Lisbon
  • April 18
JavaScript Security Engineer - Web Browser Vulnerabilities English Required / Based in Lisbon, Portugal ... / HybridWe are seeking a skilled JavaScript and cyber‐security professional to analyze, reverse engineer ... 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 behaviour.Perform code reverse engineering and debugging, primarily in JavaScript‐based
  • Cognizant
  • Portugal
  • April 22
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
  • Digital Waffle
  • Portugal
  • April 23
Senior Node.js Backend Developer to build and maintain scalable backend services and APIs. Collaborate with teams to design features, optimize performance, and implement security best practices.
  • bridge351
  • Portugal
  • April 14
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
  • Emergn
  • Lisbon
  • January 29
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.
  • Evolution Gaming Limited
  • Lisbon
  • April 9
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
  • PVComplete
  • Porto
  • April 23
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
  • Mindrift
  • Porto
  • April 16
LogoMindrift 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
  • Trinetix
  • Portugal
  • April 20
Full-Stack JavaScript Developer with 5+ years of experience needed. Expertise in React, Node.js, PostgreSQL, and AWS required. Develop, test, and maintain web applications, design database schemas, and deploy applications on AWS.
  • InnoTech
  • Lisbon
  • March 1
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.
  • KCS iT
  • Porto
  • March 31
Strong proficiency in JavaScript and experience with CodeceptJS. Experience with Selenium. ... We are looking for an Amazing: Javascript AUTOMATION TESTER (QAE) Seniority: 5+ years Type of position
  • Tether.io
  • Portugal
  • April 23
Senior Software Developer will build and maintain backend services and APIs for AI-enhanced desktop applications. Responsibilities include developing platform-aware APIs, handling model invocations, and managing resource usage.
  • Rise Up
  • Portugal
  • April 1
years of experience as a full-stack developer, with solid expertise in both PHP/Symfony and modern JavaScript
  • MobilityNow - Connecting Worlds Securely
  • Lisbon
  • April 13
Do you have experience with Python/Django or Java and Javascript? ... Qualifications5+ years of experience and deep knowledge on Java or Python Experience in Javascript development
  • mgm Germany
  • Portugal
  • April 19
and TypescriptDevelopment for various devices and operating systemsWhat you should bringHTML, CSS, JavaScript
  • LUZA Group
  • Lisbon
  • April 1
PortugalWork Regime:Full-time & HybridResponsibilities and TasksDevelop C# plugins, custom workflows, and JavaScript ... management via Azure DevOps.Mandatory Requirements+3 years in Dynamics 365 CRM/CE development..NET (C#), JavaScript ... maintain C# plugins, custom workflow activities, and asynchronous processes.Develop client-side scripting (JavaScript
  • GRiT Solutions
  • Portugal
  • April 19
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
  • Rumos SA
  • Lisbon
  • April 28
Logoin developing and customizing solutions using advanced HubSpot CMS functionalities; Proficiency in JavaScript
  • Devoteam Portugal
  • Porto
  • April 16
Logooptimization Design and implement responsive user interfaces using Blazor components, HTML, CSS, and JavaScript ... programming principles Solid understanding of web development fundamentals, including HTML, CSS, and JavaScript
  • 99x
  • Portugal
  • April 20
develop and maintain web applications, implement responsive designs using HTML, CSS, TypeScript, and JavaScript
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