639 javascript English-speaking jobs in Portugal

  • Cognizant
  • Lisbon
  • April 30
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
  • Cognizant Technology Solutions
  • Portugal
  • May 2
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
  • Digital Waffle
  • Melriça
  • May 6
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.
  • HumanIT
  • Porto
  • May 7
Software developer to join a team building advanced platforms and services. Experience with Node.js, Express, MongoDB, and Redis is required.
  • Devoteam Portugal
  • Porto
  • May 11
LogoQualifications Bachelor’s degree in the IT area or equivalent; Highly proficient with the JavaScript ... code; Familiarity with automated JavaScript testing, specifically testing frameworks such as Jest, Mocha ... libraries; Optimizing applications for high performance; Keeping up with the latest developments in the JavaScript ... rendering and its benefits and use cases; Ability to write efficient, secure, well-documented, and clean JavaScript
  • bridge351
  • Portugal
  • May 6
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
  • April 30
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.
  • Aubay Portugal
  • Lisbon
  • May 4
Implement and enhance SAP UI5 applications, ensuring brand compliance and accessibility. Collaborate with cross-functional teams to design, code, test, and deploy solutions.
  • Trinetix
  • Lisbon
  • April 29
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 META
  • Lisbon
  • May 4
Espresso, SnapKit, Continuous Integration / Continuous Delivery (CI/CD), UI Testing, Swift, API Testing, JavaScript ... to improve productivity, automation and engineering workflows Experience with Java, Kotlin, Swift, Javascript
  • Ibrowse
  • Lisbon
  • May 13
Stripe.Technical Skills- Programming Languages: Apex (Salesforce proprietary language for backend logic), JavaScript
  • InnoTech
  • Lisbon
  • May 3
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.
  • Standout Tech
  • Lisbon
  • April 16
testing.ResponsibilitiesDesign, implement, and maintain automated test frameworksDevelop test scripts using JavaScript ... improvementRequirementsSolid experience with automated testing frameworks and toolsStrong knowledge of JavaScript
  • mgm Germany
  • Porto
  • May 3
and TypescriptDevelopment for various devices and operating systemsWhat you should bringHTML, CSS, JavaScript
  • Adentis Portugal
  • Coimbra
  • May 1
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.
  • Talent Connect
  • Lisbon
  • February 24
LogoProven 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
  • 99x
  • Viseu
  • May 6
develop and maintain web applications, implement responsive designs using HTML, CSS, TypeScript, and JavaScript
  • Promptly Health
  • Portugal
  • May 7
, TypeScript, Node, Python, Django, Kafka Experience with frontend JavaScript libraries such as React ... job QualificationsProficient on the base Full-Stack development technologies, including HTML5/CSS3/JavaScript
  • Blip
  • Porto
  • May 1
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
  • Mosano
  • Porto
  • May 1
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
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