senior javascript developer

BairesDev

<div>
 
 At BairesDev&reg;, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.
 
 
 
 
 
 Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.
 
 
 
 
 
 When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.
 
 
 
 
 
 Javascript Developer at BairesDev
 
 
 
 
 
 We are looking for a Javascript Developer to join our team and be responsible for the programming and development of applications and software. You will be working on our browser Tag technology's front lines that power measurement and real-time data acquisition.
 
 
 
 
 
 What You Will Do:
 
 
 
 
 
 - Design and develop new front-end applications for various platforms.
 
 
 - Develop new user-facing features.
 
 
 - Perform code analysis, requirements analysis, system risk analysis, and software reliability analysis
 
 
 - Be in charge of tuning, improvement, balancing, usability, and automation
 
 
 - Optimize applications for maximum speed and scalability.
 
 
 - Develop and maintain specifications and designs for complex applications.
 
 
 
 
 
 Here&rsquo;s what we are looking for:
 
 
 
 
 
 - 5+ years of experience with multiple JavaScript-based technologies.
 
 
 - Familiarity with front-end build tools.
 
 
 - Knowledge of Container Tags, the HTTP protocol, Cookies, request patterns, and library-free JavaScript development. - Experience with a responsive design for desktop/mobile.
 
 
 - Advanced English level.
 
 
 
 
 
 How we do make your work (and your life) easier:
 
 
 
 
 
 - 100% remote work (from anywhere).
 
 
 - Excellent compensation in USD or your local currency if preferred
 
 
 - Hardware and software setup for you to work from home.
 
 
 - Flexible hours: create your own schedule.
 
 
 - Paid parental leaves, vacations, and national holidays.
 
 
 - Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.
 
 
 - Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.
 
 
 
 
 
 Apply now and become part of a global team where your unique talents can truly thrive!
 
</div>

Javascript Developer - Remote Work

ITWORX

<div>Senior Front End Developer | Fulltime<div>
Job Description:<div>
Job purpose: 
Responsible for designing and developing scalable, high-performance web applications using React and modern frontend technologies.
The role involves collaborating with cross-functional teams to deliver robust, maintainable, and user-centric digital experiences. 
Key accountabilities and decision ownership: 
<ul><li>
Design and develop scalable frontend applications using React, modern JavaScript (ES6+), and TypeScript.</li><li>
Translate UI/UX designs into high-quality, reusable, and maintainable code.</li><li>
Convert visual designs into responsive and accessible UI components for web applications and portals.</li><li>
Optimize applications for performance, accessibility, SEO, and cross-browser compatibility.</li><li>
Follow secure coding practices, coding standards, and quality guidelines when delivering frontend solutions.</li><li>
Collaborate with backend developers, designers, and business owners to deliver integrated solutions.</li><li>
Contribute to technical estimation, task breakdown, and sprint planning activities.</li><li>
Report work progress; technical issues; risks and changes in delivery dates to the technical lead and the project manager.</li><li>
Implement and maintain frontend testing strategies including unit, integration, and end-to-end tests when needed.</li><li>
Produce and maintain technical documentation for frontend components and implementation approaches when needed.</li><li>
Contribute to code review and project design when needed.</li><li>
Support junior members of the team when needed.</li></ul></div></div><div> 
Job Requirements:<div>
Must have professional qualifications:<ul><li>
Bachelor's degree in computer science or equivalent</li><li>
4+ years of experience in frontend development with at least 2 years of hands-on experience with React.</li><li>
Strong experience in JavaScript, Typescript, HTML5, CSS3, responsive design, and modern frontend tooling.</li><li>
Familiarity with Azure DevOps, CI/CD pipelines</li><li>
Experience with Next.js or React Native is a plus</li></ul></div></div><div> 
Equal opportunity:
All qualified applicants will receive consideration for employment without regard to age, religion, gender, nationality or disability. All qualified candidates will be considered in the process</div></div>
 <div><div><div><div>Posted 1 weeks ago</div></div></div><div></div><div><div><div><div><div><ul><li>
Job Location</li><li>
Egypt</li></ul></div></div><div><div><ul><li>
Job Code</li><li>
2076</li></ul></div></div></div></div></div><div><div><div><div>
Job Overview</div><div></div><div><div><ul><li>
Experience</li><li>
4+ Years</li></ul></div></div><div></div><div><div><ul><li>
Job Level:</li><li>
Early Career</li></ul></div></div><div></div><div><div><ul><li>
Education</li><li>
Bachelor's degree in computer science or equivalent</li></ul></div></div></div></div></div></div>

Senior Front End Developer

Linvex Solutions

Job Listing &mdash; Senior Front-End DeveloperLinvex SolutionsJob Type: Full-TimeLocation: Lahore, Pakistan (On-Site)Level: SeniorJob OverviewLinvex Solutions is hiring a Senior Front-End Developer who is genuinely exceptional at what they do. You will be joining a small, fast-moving team of senior specialists building real, live products for UK and international markets.This is a high-ownership role. You will be responsible for architecting and owning the entire front-end experience across multiple products simultaneously. The interfaces you build will be seen by paying clients, investors, and end users &mdash; they need to be fast, polished, and professional without exception.If you need micromanagement, settle for good enough, or cannot work at pace &mdash; this is not the role for you.ResponsibilitiesArchitect, build, and maintain pixel-perfect responsive front-end interfaces across multiple live productsTranslate Figma designs into production-ready, high-performance codeBuild and maintain scalable component libraries and design systems from scratchEnsure full cross-browser and cross-device compatibility at all timesOwn Core Web Vitals, Lighthouse scores, and front-end performance standardsCollaborate directly with back-end developers for clean, efficient API integrationLead front-end code reviews and enforce quality standards across the teamMake independent architectural decisions and take full ownership of the front-end codebaseRequired SkillsCoreHTML5, CSS3, JavaScript (ES6+) &mdash; must be at an expert levelReact.js and Next.js &mdash; required, not optionalTailwind CSS &mdash; strongly requiredResponsive and mobile-first design &mdash; non-negotiableTypeScript &mdash; requiredUI &amp; DesignExpert ability to work directly from Figma designsAbility to implement smooth, professional animations and micro-interactions (Framer Motion or GSAP)Deep understanding of typography, spacing, colour theory, and visual hierarchyExperience building and maintaining design systemsPerformance &amp; QualityAdvanced web performance optimisation &mdash; lazy loading, code splitting, caching, tree shakingCore Web Vitals and SEO-aware front-end developmentFull cross-browser compatibility and advanced debuggingClean, well-documented, maintainable, scalable code &mdash; alwaysState Management &amp; ArchitectureRedux, Zustand, or RecoilContext API and custom hooksStrong understanding of front-end architecture patternsAdditional RequirementsMinimum 2&ndash;5 years of professional, verifiable senior front-end experienceStrong Git discipline, branching strategies, and version control best practicesExperience integrating RESTful and GraphQL APIsDeployment experience on Vercel, Netlify, or similar platformsFamiliarity with testing frameworks (Jest, React Testing Library)Experience working in a fast-paced product environment with multiple concurrent projectsNice to HavesExperience with WebSockets or real-time data front-ends (dashboards, live feeds)Familiarity with SaaS product UI patterns and dashboard designExposure to AI-powered or data-heavy product interfacesBasic understanding of back-end concepts for smoother collaborationExperience with Storybook for component documentationContributions to open source projectsWho We Are Looking ForWe are not looking for someone who can follow a tutorial or copy from Stack Overflow. We are looking for someone who:Builds interfaces that make people stop and say &quot;this looks serious&quot;Takes full ownership without being asked twiceCan take a Figma file and make it look even better in the browserCommunicates clearly, delivers on time, and holds themselves accountableThrives in a fast, high-output environment alongside other senior specialistsHas a portfolio of live, visually impressive, shipped products that speak for themselvesIf your portfolio is weak, your code is messy, or you need to be chased for updates &mdash; please do not apply.To ApplySend the following to linvexai@gmail.comYour CVPortfolio with live project links &mdash; requiredGitHub profileA brief note (3&ndash;5 sentences) on why you are the right fitIncomplete or portfolio-free applications will not be considered.Job Type: Full-timeWork Location: In person

Senior Front end developer

Prob n Tech

Job OverviewWe are seeking an experienced and highly skilled Senior Frontend Developer to join our team. The ideal candidate will be responsible for designing, developing, and optimizing user-facing features while ensuring high performance, responsiveness, and scalability of web applications. You will work closely with designers, backend developers, and stakeholders to deliver seamless digital experiences.Key Responsibilities<ul><li>Develop and maintain high-quality, scalable, and responsive web applications</li><li>Translate UI/UX designs into clean, efficient, and reusable code</li><li>Optimize applications for maximum speed and performance</li><li>Collaborate with cross-functional teams including designers, product managers, and backend engineers</li><li>Lead frontend architecture decisions and best practices</li><li>Conduct code reviews</li><li>Ensure technical feasibility of UI/UX designs</li><li>Stay up to date with emerging frontend technologies and industry trends</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science or a related field (or equivalent experience)</li><li>4&ndash;7+ years of experience in frontend development</li><li>Strong proficiency in HTML, CSS, JavaScript (ES6+)</li><li>Expertise in modern frameworks such as React.js, Vue.js, or Angular</li><li>Experience with state management libraries (Redux, Context API, etc.)</li><li>Strong understanding of responsive design and cross-browser compatibility</li><li>Familiarity with RESTful APIs and integration</li><li>Experience with version control systems like Git</li><li>Solid understanding of web performance optimization techniques</li></ul>Preferred Qualifications<ul><li>Experience with TypeScript</li><li>Familiarity with frontend build tools (Webpack, Vite, etc.)</li><li>Knowledge of testing frameworks (Jest, Cypress, etc.)</li><li>Experience working in Agile/Scrum environments</li><li>Understanding of SEO principles and accessibility standards</li></ul>What We Offer<ul><li>Competitive salary package</li><li>Opportunity to work on innovative and impactful projects</li><li>Career growth and leadership opportunities</li><li>Collaborative and professional work environment</li><li>Flexible working options (if applicable)</li></ul>Work Location: In person

Senior Frontend Developer

Advansys ME

About the Role
 
We are looking for a highly skilled Senior React Developer to design, build, and maintain complex frontend features for modern web applications. The ideal candidate will be responsible for delivering scalable, high-performance user interfaces and ensuring seamless data synchronization, even in environments with intermittent connectivity.
 
In this role, you will collaborate closely with backend engineers, QA teams, and product stakeholders to deliver robust, maintainable, and user-friendly solutions while following modern frontend development best practices.
 
Key Responsibilities
 
Develop and maintain scalable frontend applications using React.js and TypeScript.
 Implement and manage application state using Redux Toolkit.
 Build high-performance and complex data tables with features such as filtering, sorting, pagination, and virtual scrolling.
 Design and implement multi-step form workflows with validation using React Hook Form and schema validation libraries.
 Develop and maintain offline-capable data flows using browser storage technologies such as IndexedDB.
 Integrate and extend map or GIS-based functionality, including annotations, overlays, and coordinate tracking.
 Write clean, maintainable, and reusable code using modern React patterns such as functional components and custom hooks.
 Identify and resolve performance issues related to rendering, memory usage, and large datasets.
 Collaborate with backend teams on API integrations and data contracts.
 Participate in code reviews, sprint planning, and technical discussions.
 Contribute to technical documentation and onboarding materials.
 
Requirements
 5+ years of experience in frontend development with strong expertise in React.js.
 Proficiency in JavaScript (ES6+) and TypeScript.
 Experience with Redux Toolkit or other state management libraries.
 Experience building complex, data-driven UI applications.
 Familiarity with REST APIs and backend integration.
 Strong problem-solving, performance optimization, and teamwork skills.
 Benefits
 Hybrid working model
 Social and medical insurance
 Transportation

Senior React Developer

Advansys

<div>
 
 About The Role
 
 
 
 We are looking for a highly skilled
 
 Senior React Developer
 
 to design, build, and maintain complex frontend features for modern web applications. The ideal candidate will be responsible for delivering scalable, high-performance user interfaces and ensuring seamless data synchronization, even in environments with intermittent connectivity.
 
 
 In this role, you will collaborate closely with
 
 backend engineers, QA teams, and product stakeholders
 
 to deliver robust, maintainable, and user-friendly solutions while following modern frontend development best practices.
 
 
 
 Key Responsibilities
 
 
 
 <ul>
 <li>
 Develop and maintain scalable frontend applications using React.js and TypeScript
 </li>
 <li>
 Implement and manage application state using Redux Toolkit
 </li>
 <li>
 Build high-performance and complex data tables with features such as filtering, sorting, pagination, and virtual scrolling
 </li>
 <li>
 Design and implement multi-step form workflows with validation using React Hook Form and schema validation libraries
 </li>
 <li>
 Develop and maintain offline-capable data flows using browser storage technologies such as IndexedDB
 </li>
 <li>
 Integrate and extend map or GIS-based functionality, including annotations, overlays, and coordinate tracking
 </li>
 <li>
 Write clean, maintainable, and reusable code using modern React patterns such as functional components and custom hooks
 </li>
 <li>
 Identify and resolve performance issues related to rendering, memory usage, and large datasets
 </li>
 <li>
 Collaborate with backend teams on API integrations and data contracts
 </li>
 <li>
 Participate in code reviews, sprint planning, and technical discussions
 </li>
 <li>
 Contribute to technical documentation and onboarding materials
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 <ul>
 <li>
 5+ years of experience in frontend development with strong expertise in React.js
 </li>
 <li>
 Proficiency in JavaScript (ES6+) and TypeScript
 </li>
 <li>
 Experience with Redux Toolkit or other state management libraries
 </li>
 <li>
 Experience building complex, data-driven UI applications
 </li>
 <li>
 Familiarity with REST APIs and backend integration
 </li>
 <li>
 Strong problem-solving, performance optimization, and teamwork skills
 
 
 </li>
 </ul>
 
 Benefits
 
 
 
 <ul>
 <li>
 Hybrid working model
 </li>
 <li>
 Social and medical insurance
 </li>
 <li>
 Transportation
 </li>
 </ul>
</div>

<div>About the Role
We are looking for a highly skilled Senior React Developer to design, build, and maintain complex frontend features for modern web applications. The ideal candidate will be responsible for delivering scalable, high-performance user interfaces and ensuring seamless data synchronization, even in environments with intermittent connectivity.
In this role, you will collaborate closely with backend engineers, QA teams, and product stakeholders to deliver robust, maintainable, and user-friendly solutions while following modern frontend development best practices.
Key Responsibilities<ul><li>
Develop and maintain scalable frontend applications using React.js and TypeScript.</li><li>
Implement and manage application state using Redux Toolkit.</li><li>
Build high-performance and complex data tables with features such as filtering, sorting, pagination, and virtual scrolling.</li><li>
Design and implement multi-step form workflows with validation using React Hook Form and schema validation libraries.</li><li>
Develop and maintain offline-capable data flows using browser storage technologies such as IndexedDB.</li><li>
Integrate and extend map or GIS-based functionality, including annotations, overlays, and coordinate tracking.</li><li>
Write clean, maintainable, and reusable code using modern React patterns such as functional components and custom hooks.</li><li>
Identify and resolve performance issues related to rendering, memory usage, and large datasets.</li><li>
Collaborate with backend teams on API integrations and data contracts.</li><li>
Participate in code reviews, sprint planning, and technical discussions.</li><li>
Contribute to technical documentation and onboarding materials.</li></ul> 
Requirements 
<ul><li>
5+ years of experience in frontend development with strong expertise in React.js.</li><li>
Proficiency in JavaScript (ES6+) and TypeScript.</li><li>
Experience with Redux Toolkit or other state management libraries.</li><li>
Experience building complex, data-driven UI applications.</li><li>
Familiarity with REST APIs and backend integration.</li><li>
Strong problem-solving, performance optimization, and teamwork skills.</li></ul> 

Benefits 
<ul><li>
Hybrid working model</li><li>
Social and medical insurance</li><li>
Transportation</li></ul></div>

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10000 senior javascript developer jobs Near Me

Javascript Developer - Remote Work

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Senior Front end developer

Senior Frontend Developer

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Senior React Developer

Senior React Developer