senior javascript engineer

Qoyod

<div>About Us 

We're leaders in technology, managing over 120K production databases and delivering 5+ SaaS products. Handling an average of 15K req/min, we're committed to reliability and scalability. Join us in driving technological advancement and making an impact worldwide. 
 
Job Summary 
 
As a Senior Frontend Software Engineer, you would be responsible for ensuring the alignment of web design and user experience requirements, optimizing web pages for maximum efficiency, and maintaining design consistency across all web pages and devices, among other duties. Also, you will work in teams alongside back-end developers, graphic designers, and user experience designers to ensure all elements of web creation are consistent. This requires excellent communication and interpersonal skills. 

Responsibilities: 
<ul>
<li>Leverage the inbuilt React toolkit for creating frontend features.</li>
<li>Create data visualization tools, libraries, and reusable code for prospects.</li>
<li>Integrate designs and wireframes within the application code.</li>
<li>Monitor interaction of users and convert them into insightful information.</li>
<li>Write application interface code with JavaScript/TypeScript.</li>
<li>Enhance application performance with constant monitoring.</li>
<li>Translate wireframes and designs into good quality code.</li>
<li>Optimize components to work seamlessly across different browsers and devices.</li>
<li>Good understanding of CSS libraries, zeplin, Sketch, Adobe XD,...etc.</li>
<li>Proper user information authentication, develop responsive web-based UI.</li> 
</ul>
Qualifications: 
<ul>
<li>6+ years of experience with software engineering, and one or several formal qualifications.</li>
<li>Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel.</li>
<li>Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.</li>
<li>Preceding experience with ReactJS workflows like Flux, Create React App, data structure libraries.</li>
<li>Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6, code versioning tools like GIT, etc., popular frontend development tools, CI/CD tools, DevOps, performance testing frameworks like Mocha, Node + NPM.</li>
<li>Open-minded team player, willing to accept feedback and offer suggestions.</li>
<li>Capability to write crisp and clear code based on guidelines and best practices.</li></ul></div>

Senior Frontend Software Engineer

Recruit & Grow

Role: Senior JavaScript EngineerExperience: 5+ YearsLocation: RemoteCommitment required: 40 hours per week with 20 hours overlap with PST i.e. between 8pm-12:00am ISTMandatory Skills: JavaScript, Algorithms and Data Structures, Data formats (eg: JSON, YAML etc), Test Automation ExperienceRole Overview:The role involves designing algorithmically rich coding problems and evaluation systems that test reasoning, correctness, and performance. You will develop robust code, clear technical specifications, and comprehensive test suites across areas like data structures, graph algorithms, and number theory. The role requires strong software engineering skills, a deep understanding of algorithmic complexity, and experience with benchmarking or test automation. Ideal candidates are detail-oriented, creative problem solvers with 5+ years of engineering experience.Responsibilities:1. Design algorithmically rich coding problems and systems that challenge reasoning, planning, and correctness in real-world software scenarios.2. Develop high-quality software solutions and comprehensive test suites, ensuring code robustness, correctness, and coverage across edge cases.3. Craft clear, unambiguous technical specifications and problem statements, balancing creativity and engineering precision.4. Ensure thorough coverage across algorithmic and systems domains, including classical data structures, performance engineering, mathematical logic, and constraint-based design.5. Apply structured metadata and documentation to development tasks, capturing taxonomy, difficulty, domain relevance, and reliability metrics.6. Participate in peer reviews and quality assurance processes to uphold rigorous engineering standards and system consistency.7. Deliver work in a maintainable, modular, and scalable format ready for production integration or downstream application use.Requirements:1. 5+ years of experience in software engineering, algorithm design, or systems-level programming.2. Strong proficiency in JavaScript with at least 4+ years of experience3. Proven ability to write clear, concise, and technically challenging algorithmic code.4. Strong understanding of algorithmic complexity, performance optimization, and computational constraints.5. Experience with test automation, benchmark creation, or complex systems evaluation is a strong plus.6. Familiarity with modern software data formats (e.g., JSON, YAML) and version-controlled codebases.7. Domains of Expertise: Successful candidates will demonstrate deep fluency in at least four of the following areas:a. Core Data Structures: Trie, Segment Tree, Union Findb. Algorithmic Paradigms: Dynamic Programming, Greedy Algorithms, Bitmaskingc. Graph Algorithms: Shortest Paths, Network Flow, Topological Sortingd. Mathematics &amp; Number Theory: Geometry, Probability, Modular Arithmetice. String Processing: Suffix Trees, Rolling Hashing, Pattern Matchingf. Advanced Topics: 2-SAT, Fast Fourier Transform (FFT), Linear ProgrammingJob Type: Contractual / Temporary Contract length: 6 monthsPay: &#8377;70,000.00 - &#8377;90,000.00 per monthBenefits:<ul><li>Health insurance</li><li>Provident Fund</li></ul>Work Location: Remote

JavaScript Engineer

Wizdaa

<div>Let&rsquo;s be direct: We&rsquo;re looking for a technical powerhouse. If you&rsquo;re the developer who:<ul><li>
Is the clear technical leader on your team</li><li>
Consistently solves problems others can&rsquo;t crack</li><li>
Ships complex features in half the time it takes others</li><li>
Writes code so clean it could be published as a tutorial</li><li>
Takes pride in elevating the entire codebase</li></ul>
Then we want to talk to you. 
This isn&rsquo;t a role for everyone, and that&rsquo;s by design. 
We&rsquo;re seeking developers who know they&rsquo;re exceptional and have the track record to prove it. 
Required Qualifications:<ul><li>
Bachelor&rsquo;s degree in computer science or a related field, or equivalent experience.</li><li>
Experience as a Senior Frontend Engineer (or equivalent senior-level experience).</li><li>
Expertise in TypeScript.</li><li>
Strong professional experience with React.</li><li>
Hands-on experience with Tailwind CSS in production.</li><li>
Experience building and maintaining Storybook component libraries.</li><li>
Unit testing experience (e.g., Jest or Vitest) and React Testing Library.</li><li>
GraphQL experience (e.g., Apollo or Relay) for building data-driven UIs.</li><li>
Proficient in client-side JavaScript, modern frameworks, and handling cross-browser compatibility issues.</li><li>
Experience with version control systems like Git and an understanding of CI/CD pipelines.</li></ul> 
Preferred Qualifications:<ul><li>
Familiarity with modern front-end build tools and pipelines (e.g., Vite, Webpack, Babel, npm/yarn/pnpm).</li><li>
Experience with end-to-end testing (e.g., Playwright or Cypress).</li><li>
Strong appreciation for clean, well-documented, and maintainable code.</li><li>
Experience with performance optimization, accessibility (a11y), and responsive design best practices.</li><li>
Familiarity with containerization technologies like Docker.</li></ul> 
Additional Information:<ul><li>
This is a fully remote position.</li><li>
Compensation will be in USD.</li><li>
Work hours are aligned with the EST time zone (9 AM to 6 PM EST) or PT time zone.</li></ul></div>

Senior Frontend Engineer PK

Procore Technologies

<div>Job Description 
We&rsquo;re looking for Senior Software Engineer - Frontend to join Procore&rsquo;s Project Management Tools Experience team. In this role, you&rsquo;ll join our highly collaborative Product and Engineering organization to drive the technical direction of our projects.
As a Senior Software Engineer - Frontend, you&rsquo;ll be responsible for designing, building and shipping software using your analytic, pragmatism, and engineering skills to provide solutions adopted by Procore Engineering teams. If you have a passion for solving complex problems unique to running large, highly scalable, resilient systems, we would love for you to join us!
This position will report to an Engineering Manager and will be based in our Cairo, Egypt location. We&rsquo;re looking for someone to join our team immediately.
What you&rsquo;ll do:<ul><li>
Write a highly performant code that minimizes payload size and deferred scripts while consuming the lowest possible amount of resources</li><li>
Participate in designing and building a system that is aligned with Procore&rsquo;s technical vision of a service-oriented architecture</li><li>
Collaborate with Engineering, Product, and UX to design and build solutions that delight users and solve critical business problems</li><li>
Experience with development in Docker, AWS, and front-end microservice environments</li><li>
Serve as mentor to junior Engineers on team</li></ul>
What we&rsquo;re looking for:<ul><li>
Bachelor's Degree in Computer Science, a related field, or comparable work experience</li><li>
5+ years experience in software engineering fundamentals, Test Driven Development and Design principles (React JS, TypeScript, JavaScript and Backend Knowledge preferred)</li><li>
Experience designing and building software in a Service-Oriented Architecture</li><li>
Understanding the tradeoffs between short-term and long-term goals and balancing immediate needs with strategic initiatives</li><li>
Track record of anticipating technical problems that will fall out of major projects and designing solutions to overcome those problems</li><li>
Strong experience documenting and bringing team clarity to complex solutions</li><li>
Time-honed expertise with modern web development across the entire spectrum of development, testing, staging, deploying, and monitoring</li><li>
A curious mind that is driven to innovate and solve customer problems</li></ul> 

Additional Information<div></div> 
Perks &amp; Benefits
At Procore, we invest in our employees and provide a full range of benefits and perks to help you grow and thrive. From generous paid time off and healthcare coverage to career enrichment and development programs, learn more details about what we offer and how we empower you to be your best.

About Us
Procore Technologies is building the software that builds the world. We provide cloud-based construction management software that helps clients more efficiently build skyscrapers, hospitals, retail centers, airports, housing complexes, and more. At Procore, we have worked hard to create and maintain a culture where you can own your work and are encouraged and given resources to try new ideas. Check us out on Glassdoor to see what others are saying about working at Procore.
We are an equal-opportunity employer and welcome builders of all backgrounds. We thrive in a dynamic and inclusive environment. We do not tolerate discrimination against candidates or employees on the basis of gender, sex, national origin, civil status, family status, sexual orientation, religion, age, disability, race, traveler community, status as a protected veteran or any other classification protected by law.
If you'd like to stay in touch and be the first to hear about new roles at Procore, join our Talent Community.
Alternative methods of applying for employment are available to individuals unable to submit an application through this site because of a disability. Contact our benefits team here to discuss reasonable accommodations.</div>

Senior Software Engineer - Frontend

Barq Dev

Position Overview: Barq Dev is looking for a Sr. React Native Engineer with 2+ years of experience to join our team. Seeking a passionate engineer to create seamless, high performance user experiences.Scope of Work:<ul><li>Develop, test and maintain mobile applications using React Native.</li><li>Work closely with UI/UX designers to create visually appealing and user-friendly interfaces.</li><li>Integrate and manage RESTful APIs for seamless data communication.</li><li>Debug, troubleshoot, and resolve performance and usability issues.</li><li>Write clean, modular and reusable code following best coding practices.</li><li>Optimize applications for speed, responsiveness and scalability.</li><li>Ensure applications run smoothly across multiple devices and platforms.</li><li>Maintain high code quality standards and deliver bug-free applications.</li><li>Stay up to date with the latest mobile development trends, tools, and best practices.</li></ul>Skills and Qualifications:<ul><li>2+ years of experience as a React Native Engineer.</li><li>Bachelor&rsquo;s degree in Computer Science, IT or Software Engineering.</li><li>Strong knowledge of JavaScript, TypeScript, and React Native frameworks.</li><li>Hands-on experience with API integration and state management.</li><li>Proficiency in Git for version control and experience with debugging tools.</li><li>Familiarity with app performance optimization for speed and responsiveness.</li><li>Strong problem-solving skills and a passion for mobile development.</li><li>Experience with ReactJS and NextJS is a plus.</li></ul>You can learn more about us by visiting: https://barq.dev/Location: College road, Township, LahoreJob Type: Full-timeApplication Question(s):<ul><li>What is your current gross salary (in PKR)?</li><li>Are you currently based in Lahore?</li></ul>Experience:<ul><li>React Native: 2 years (Required)</li></ul>Work Location: In person

Sr. React Native Engineer

Xanika Infotech

Role: Senior Next.js Frontend DeveloperLocation: Chennai Experience: 4&ndash;7 Years (Frontend Development) Notice Period: Immediate to 2 weeks max No. of Positions: 10 Key Skills: Next.js, ReactJS, JavaScript, TypeScript, SSR/SSG/ISR Interview Process:<ul><li>2 Rounds Virtual</li><li>Final Round Face-to-Face (F2F)</li></ul>Job SummaryWe&rsquo;re looking for experienced and passionate Senior Frontend Developers skilled in Next.js and ReactJS to build high-performance, scalable, and SEO-optimized web applications. You will work closely with UI/UX and backend teams to deliver exceptional digital experiences.Key Responsibilities<ul><li>Develop high-quality, responsive web applications using Next.js and React.</li><li>Implement SSR, SSG, and ISR for performance and SEO optimization.</li><li>Translate UI/UX wireframes into clean, pixel-perfect code.</li><li>Integrate with RESTful and GraphQL APIs.</li><li>Optimize frontend performance and accessibility.</li><li>Manage application state using Redux, Zustand, or Recoil.</li><li>Ensure cross-browser/device compatibility.</li><li>Write robust tests with Jest, React Testing Library, Cypress, or Playwright.</li><li>Stay current with the latest frontend trends and technologies.</li></ul>Required Skills &amp; Qualifications<ul><li>4&ndash;5 years of frontend experience, with 2&ndash;3 years in Next.js and React.</li><li>Strong knowledge of JavaScript (ES6+) and TypeScript.</li><li>Proficient with React hooks, Context API, and component lifecycle.</li><li>Solid grasp of SEO for SSR/SSG and frontend performance optimization.</li><li>Familiarity with Git, team workflows, and CI/CD.</li><li>Experience with frontend build tools like Webpack, Vite, etc.</li><li>Strong debugging and problem-solving capabilities.</li></ul>Job Type: Full-timePay: Up to &#8377;1,500,000.00 per yearApplication Question(s):<ul><li>Have you implemented Server-Side Rendering (SSR), Static Site Generation (SSG), or Incremental Static Regeneration (ISR) using Next.js in your past projects?</li></ul>Experience:<ul><li>Front-End Development: 4 years (Required)</li><li>Next.js and React.js : 3 years (Required)</li><li>JavaScript (ES6+) and TypeScript: 3 years (Required)</li></ul>Location:<ul><li>Chennai, Tamil Nadu (Required)</li></ul>Work Location: In person

Senior Next.js Frontend Developer

Envision Employment Solutions

Envision Employment Solutions is currently looking for Senior Frontend Engineers for one of our partners, a multinational healthcare provider.
 
Responsibilities: 
<ul>
<li>Develop engaging web applications as part of a microservice architecture on new projects without legacy code and technological debt.</li>
<li>Work on a complex software system that disrupts the way clinics work.</li>
<li>Raise the bar and drive technological innovations to keep us at the cutting edge.</li>
<li>Change the way clinics operate and support by integrating newest AI technologies.</li>
<li>Apply continuous integration and deployment principles.</li>
<li>Ensure code quality and maintainability by writing tests, doing code reviews and refactoring.</li>
</ul>
Requirements: 
<ul>
<li>5+ years of experience in developing with JavaScript.</li>
<li>Proven track record of utilizing React and at least one other JavaScript framework.</li>
<li>Experience with TypeScript.</li>
<li>Experience with HTML5, CSS and CSS preprocessors.</li>
<li>Working knowledge of optimizing web applications for performance and search engines.</li>
<li>English working proficiency.</li>
</ul>

Senior Frontend Engineer

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