javascript engineer

Chainnodes

<p><b>About Chainnodes</b></p><p>Chainnodes is a high-performance blockchain infrastructure company based in Dubai. We provide next-generation RPCs, validator services, and real-time API solutions for blockchain networks &mdash; powering Web3 developers and companies worldwide.</p><p><b>Role Overview</b></p><p>We&rsquo;re seeking a <b>Senior JavaScript Engineer</b> to design, develop, and optimize high-performance front-end and back-end systems across our products.</p><p><b>Key Responsibilities</b></p><ul><li>Architect, build, and maintain modern JavaScript/TypeScript codebases.</li></ul><p><b>Qualifications</b></p><p><b>Must-have:</b></p><ul><li>5+ years of experience in JavaScript/TypeScript development.</li><li>Expertise with <b>React</b>, <b>Next.js</b>, or <b>Vue.js</b> (SSR and CSR experience).</li><li>Solid understanding of <b>Node.js</b> and asynchronous programming patterns.</li><li>Familiarity with RESTful APIs, WebSockets</li><li>Great English</li></ul><p><b>Nice-to-have:</b></p><ul><li>Experience with blockchain/Web3</li><li>Familiarity with Rust, Go, or backend microservices.</li><li>Understanding of DevOps tools (Docker, CI/CD pipelines).</li><li>General interest in working with other programming languages</li></ul><p><b>What We Offer</b></p><ul><li>Great salary for great skills</li><li>International comprehensive health insurance for you and your family, visas</li><li>Flexible working</li></ul><p>Job Types: Full-time, Permanent</p>

Senior Backend JavaScript Engineer

memtime

<div><h4 class="jobSectionHeader"><b>Who we are</b></h4><p>
Memtime is one of the most successful early-stage startups in B2B SaaS, with thousands of customers in over 86 countries. We recently closed our Series A and are now scaling the company. Our mission is to become the new standard for time tracking &mdash; integrated with every project software worldwide.</p><h4 class="jobSectionHeader"><b><br>
How we work</b></h4><p>
We are an international team with a hybrid remote work culture and a headquarters office in Munich.<br>
At Memtime, we deal with time &mdash; which means we also respect yours.<br>
No endless meetings. No unnecessary bureaucracy.<br>
We believe in well-structured collaboration that allows everyone to see the real impact of their work.</p><h4 class="jobSectionHeader"><b>
Our Product</b></h4><p>
Memtime is the leading software for automatic activity tracking:</p><ul><li>
Our software automatically records what you are working on (emails, documents, websites, etc.) so you can easily remember how you spent your day.</li><li><b>
All data stays on the user&rsquo;s device.</b> No monitoring. No surveillance. Full privacy.</li><li>
We <b>seamlessly integrate</b> with project management software, ERPs, accounting, billing, and collaboration tools.</li></ul><h4 class="jobSectionHeader"><b>
About the team</b></h4><p>
Our <b>Integrations Team</b> is growing &mdash; and we are looking for a capable, customer-oriented <b>JavaScript / Node.js Engineer</b> to help us build and maintain integrations with 3rd-party SaaS platforms.</p><p>
This includes both:</p><ul><li>
Building new connectors to external systems (e.g., MS Teams, Zoom, project management &amp; billing systems such as Xero, DATEV, Asana, Jira, Clickup&hellip;)</li><p></p><li>
Enhancing and maintaining our integrations marketplace &amp; configuration system</li><li>
Supporting our move towards a <b>developer portal</b> to open the integration ecosystem for partners &amp; customers</li></ul><p>
Your work will have a direct, visible impact on how well our product fits into customers&rsquo; workflows.</p><h4 class="jobSectionHeader"><b>
What we are looking for in you</b></h4><ul><li>
Several years of JavaScript experience in a company environment</li><p></p><li><p>
Strong experience with <b>Node.js</b></p></li><li><p>
Experience working with <b>REST and/or SOAP APIs</b></p></li><li><p>
Familiarity with <b>SQL</b> (SQLite, PostgreSQL or similar)</p></li><li><p>
Customer-oriented mindset and practical problem-solving approach</p></li><li><p>
Team-player and clear communicator</p></li><li><p>
Fluent in English</p></li></ul><h4 class="jobSectionHeader"><b>
Even better, but not required, if you</b></h4><ul><li>
Experience working on B2B SaaS products</li><p></p><li><p>
Experience with <b>Serverless hosting</b> (AWS Lambda, API Gateway, etc.)</p></li><li><p>
Experience designing + documenting APIs</p></li><li><p>
Automated testing experience</p></li><li><p>
Experience as a team lead or mentoring engineers</p></li></ul><h4 class="jobSectionHeader"><b>
You will be</b></h4><ul><li>
Building integrations to third-party platforms</li><p></p><li><p>
Extending and maintaining our integrations marketplace</p></li><li><p>
Improving internal and external APIs</p></li><li><p>
Defining architecture and implementation approaches for new integration features</p></li></ul><h4 class="jobSectionHeader"><b>
You will be working with</b></h4><ul><li>
Node.js</li><p></p><li><p>
SQLite</p></li><li><p>
Serverless Framework</p></li><li><p>
AWS Lambda + API Gateway</p></li><li><p>
Our internal integrations marketplace &amp; developer platform</p></li></ul><h4 class="jobSectionHeader"><b>
Job details</b></h4><ul><li>
Fully remote - no relocation</li><li>
Full-time 40h / week</li><li>
Your choice of hardware<br>
</li></ul><h4 class="jobSectionHeader"><b>
Interview process</b></h4><p>
Please upload your CV (PDF file) in the application form (Cover letter optional).</p><p>
If your submission meets our expectations, we invite you to a to a single 1.5-hour interview split into 3 parts:</p><br>
<ul><li>
General info (Company, position, etc)</li><li>
Technical interview</li><li>
Your questions</li></ul><p>
IMPORTANT:</p><p>
We ask a lot of questions in the application form, to not waste your time with several interviews. That's why it should not take longer than 2-3 weeks from filling out the application to getting an offer from us.</p><h4 class="jobSectionHeader"><b>
Why you should apply</b></h4><p>
We operate with a <b>lean structure</b>, fast decision-making and a high degree of ownership.<br>
You will have the autonomy to drive meaningful impact and see your work reflected in the product quickly.</p><p><b>
Help us grow the product, grow the company, and grow yourself.</b></p></div><p></p>

Senior JavaScript Engineer - Integrations Team

Code Flairs

<p>We&rsquo;re expanding our engineering team<br/>If you love building production-grade web apps, integrating LLMs, and working directly with clients &mdash; this role is for you.</p><p>What You&rsquo;ll Do</p><ul><li>Design, build &amp; maintain backend services (Express, Knex, PostgreSQL)</li><li>Implement authenticated workflows with Clerk, RBAC, and secure sessions</li><li>Extend email/webhook parsers and LLM integrations</li><li>Collaborate on React frontends (Tailwind + shadcn-ui)</li><li>Work with async jobs, queues, retries, and Docker deployments</li></ul><p>Must-Have</p><ul><li>Strong experience with Node.js (Express) &amp; React</li><li>Solid SQL fundamentals; hands-on with Knex or similar ORM</li><li>Understanding of REST APIs, auth flows, sessions, and input validation</li><li>Experience with Docker-based local development</li><li>Excellent communication &mdash; must work directly with international clients</li><li>&#8288; TypeScript, LangChain, OpenAI integrations</li><li>&#8288;Integrations experience</li></ul><p>Nice-to-Have</p><ul><li>Knowledge of vectorization, ChromaDB, RBAC/tenanting patterns</li><li>Experience with Clerk, GCP/AWS, and CI/CD (GitHub Actions)</li><li>Familiarity with Twilio/WebRTC</li></ul><p>Our Stack<br/>Backend: Node.js, Express, Knex, PostgreSQL<br/>Frontend: React, Tailwind, shadcn-ui<br/>Auth: Clerk<br/>Testing: Jest<br/>Services: Email parsers, call/queue/retry services, OpenAI integrations</p><p>Job Type: Full-time</p><p>Pay: Rs200,000.00 per month</p><p>Application Question(s):</p><ul><li>Our Timings are 5 Pm to 2 am , are you okay with that? </li></ul><p>Work Location: In person</p>

Full-Stack JavaScript Engineer (Node.js/React)

Tata Consultancy Services (TCS)

<div></div><div><div><div><div><p>Greetings From TATA CONSULTANCY SERVICES!!</p>
<p>
Job Title: React JS Developer</p>
<p>
Location: Hyderabad</p>
<p>
Exp: 6-12 Years</p>
<p>
Job Description:</p>
<div>
1. Expert level knowledge in React JS (&lt;16.8.0), React Hooks, Redux, Redux middlewares, Unit testing frameworks, ES6, CSS, CSS preprocessors, HTML, Webpack.</div>
<div>
2. Solid knowledge in HTML/CSS/JavaScript</div>
<div>
3. Must have good communication skill. Able to explain and articulate challenges effectively</div>
<div>
4. Must be motivated to learn and adopt the technology used in applicaitons</div>
<div>
5. Must have 6+ years of experience working as hands-on UI engineer</div>
<div>
6. Must have previous professional experience working with ReactJS or similar technology</div>
<div>
7. Must have experience writing regular unit tests</div>
<div>
8. ave experience working with templates like Handlebars, JSX etc.</div>
<div>
9. Able to communicate well both verbally or in writing (email, chat etc.)</div>
<p>
Problem solving skills - considers all angles, deal with tough issues, adhere to deadlines</p><div><br>
</div></div></div></div><div><div><div><b>Location</b></div>
<div>Hyderabad</div>
</div><div><div><b>Job Function</b></div>
<div>TECHNOLOGY</div>
</div><div><div><b>Role</b></div>
<div>Developer</div>
</div><div><div><b>Job Id</b></div>
<div>376947</div>
</div><div><div><b>Desired Skills</b></div>
<div>CSS3 | HTML5 | Javascript | React JS</div>
</div></div><p>Desired Candidate Profile
</p><div><div><b>Qualifications</b> : BACHELOR OF TECHNOLOGY</div></div></div><div></div>

React JS

modeso

<div>
 Join Our Team at Modeso &ndash; Drive Innovation and Growth
 <br/>
 <br/>
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  <br/>
  <br/>
 </strong>
 At Modeso, we bring digital products to life using cutting-edge technology. We thrive in a dynamic environment and value team players who demonstrate self-responsibility, a strong customer focus, and an entrepreneurial mindset. Our mission is to solve complex problems and deliver innovative digital solutions. If you're ready to be part of an exciting journey, explore the opportunities below.
 <br/>
 <br/>
 &zwj;
 <strong>
  Your Role
 </strong>
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 <br/>
 <br/>
 As a
 <strong>
  Senior Full-Stack Engineer
 </strong>
 , you will play a key role in developing and maintaining high-quality digital products, ensuring best practices in clean code, and collaborating with cross-functional teams to deliver impactful solutions. You will contribute to the entire development lifecycle, from concept and design to implementation and deployment.
 <br/>
 <br/>
 &zwj;
 <strong>
  Responsibilities
  <br/>
  <br/>
 </strong>
 <ul>
  <li>
   Develop and maintain high-quality digital products, from concept to deployment.
  </li>
  <li>
   Collaborate with cross-functional teams to ensure seamless project execution.
  </li>
  <li>
   Write clean, scalable code following SOLID principles and best practices.
  </li>
  <li>
   Design and develop REST APIs using server-side frameworks like Node.js/Express or Spring Boot.
  </li>
  <li>
   Implement front-end functionality using JavaScript frameworks (Angular, React, or Vue.js).
  </li>
  <li>
   Work with databases such as MySQL, PostgreSQL, or MongoDB.
  </li>
  <li>
   Participate in agile development processes, contributing to continuous improvement.
  </li>
  <li>
   Ensure version control and code quality using Git/GitHub.
   <br/>
   <br/>
  </li>
 </ul>
 <strong>
  Qualifications
  <br/>
  <br/>
 </strong>
 <ul>
  <li>
   Bachelor&rsquo;s degree in Computer Engineering, Computer Science, IT, or a related field.
  </li>
  <li>
   4+ years of professional experience in software development.
  </li>
  <li>
   Proficiency with front-end technologies: HTML, CSS, JavaScript.
  </li>
  <li>
   Experience with JavaScript frameworks: Angular, React, or Vue.js.
  </li>
  <li>
   Proficiency in designing and developing REST APIs using Node.js/Express or Spring Boot.
  </li>
  <li>
   Expertise in database technologies: MySQL, PostgreSQL, or MongoDB.
  </li>
  <li>
   Strong knowledge of Git/GitHub for version control.
  </li>
  <li>
   Deep understanding of clean code principles and SOLID design patterns.
  </li>
  <li>
   Excellent communication skills and fluency in English (written and spoken).
  </li>
  <li>
   Experience with agile development methodologies.
   <br/>
   <br/>
  </li>
 </ul>
 &zwj;
 <br/>
 <br/>
 <strong>
  Please send your application to
 </strong>
 hello@modeso.ch
</div>


Senior Full-Stack Engineer

SOC Solutions LLC

<p><b>Position:</b> Senior React Native Engineer<br/><b>Location:</b> Karachi (On-site)<br/><b>Timing:</b> 12 PM &ndash; 9 PM (Pakistan Time)<br/><b>Company:</b> Botmer.io</p><p><b>About Botmer.io</b><br/>Botmer.io is a global AI-focused software development and staff-augmentation company working with fast-growing startups in the US, Europe, and Middle East. We build AI-driven applications, mobile apps, SaaS platforms, and provide dedicated engineering teams to international clients.</p><p>We are hiring an experienced <b>Senior React Native Engineer</b> to join our high-performing engineering team in Karachi.</p><p><b>Responsibilities</b></p><ul><li>Build and maintain high-quality React Native mobile applications</li><li>Work closely with backend, UI/UX, and product teams</li><li>Optimize app performance, responsiveness, and scalability</li><li>Integrate APIs, third-party libraries, Firebase, and cloud services</li><li>Write clean, reusable, and modular code with best practices</li><li>Conduct code reviews and mentor junior developers</li><li>Work with international clients and attend online meetings</li></ul><p><b>Requirements</b></p><ul><li>3&ndash;5+ years of experience in React Native</li><li>Strong knowledge of JavaScript, TypeScript, Redux, Hooks, Context API</li><li>Experience with Firebase, REST APIs, GraphQL, and push notifications</li><li>Experience with Apple/Google app deployment and store submissions</li><li>Familiarity with native modules (iOS/Android) is a plus</li><li>Strong understanding of Git and CI/CD</li><li>Strong communication and leadership skills</li><li>Must be based in <b>Karachi</b> and comfortable working on-site (full-time)</li></ul><p><b>Nice to Have</b></p><ul><li>Experience with Expo, Fastlane, or automated builds</li><li>Knowledge of backend (Node.js, Python, etc.)</li><li>Experience in AI-related mobile apps (bonus)</li></ul><p><b>What We Offer</b></p><ul><li>Competitive salary based on experience</li><li>Work with global clients and modern stacks</li><li>Growth opportunities, leadership roles, and technical mentorship</li><li>Professional, friendly office environment</li></ul><p>Job Type: Full-time</p><p>Application Question(s):</p><ul><li>What was your last + expected salary for this role?</li><li>This is an urgent hiring. Would be able to join within 1-3 days?</li></ul><p>Experience:</p><ul><li>React Native Development: 6 years (Required)</li></ul><p>Location:</p><ul><li>Karachi (Required)</li></ul><p>Work Location: In person</p>

Sr. React Native Engineer

<div><p><b>Would you like to join the leading international intergovernmental organization?</b><br>
<br>
Allied Command Transformation (ACT) is NATO&rsquo;s leading agent for change: driving, facilitating, and advocating the continuous improvement of Alliance capabilities to maintain and enhance the military relevance and effectiveness of the Alliance.</p><p>
We are looking for a passionate Full-stack engineer who will provide remote support to ACT&rsquo;s digital modernization initiatives, focusing on the design, development, testing, deployment, and sustainment of secure, containerized applications. The work will align with our client's Digital Transformation Implementation Strategy and Data Exploitation Implementation Plan, contributing to the Warfare Development Agenda through interoperable software solutions and APIs that integrate with existing platforms. Close collaboration with the stakeholders, including SHAPE, JWC, and JFTC, will ensure outputs meet our client's requirements while supporting agile delivery, continuous integration/continuous delivery (CI/CD), and cybersecurity standards. Developers must remain flexible and able to rapidly learn new technologies to advance the digital transformation goals.</p><p><b><br>
Responsibilities:</b></p><ul>
<li>
Build containerized application tools following the 12-Factor App methodology, Test Driven Development (TDD), and Extreme Programming (XP).</li>
<li>Develop products as part of a balanced agile team (Product Manager, Product Owner, UI/UX Designer, and Data Scientists as applicable).</li>
<li>Design and implement REST APIs and microservices architecture.</li>
<li>Develop full-stack solutions using modern JavaScript, Python, and/or Java frameworks.<ul>
<li>Perform front-end development (e.g., React, Angular).</li>
<li>Perform back-end development (e.g., Node.js, Django/Flask, SpringBoot).</li>
</ul></li><li>Conduct database design and programming (e.g., MySQL, PostgreSQL, MongoDB).</li>
<li>Deploy containerized applications using Docker, Kubernetes, or OpenShift.</li>
<li>Work in a collaborative, pair programming environment as needed.</li>
<li>Rapidly learn and apply new programming languages, frameworks, and tools.</li>
<li>Support the creation of sustainable DevSecOps pipelines and agile delivery practices.</li>
</ul><p><b>
We are happy to hear from you if you have:</b></p><br>
<ul>
<li>
Minimum 4 years of experience in full-stack development using JavaScript, Python, or Java.</li>
<li>Minimum 4 years of experience in front-end development (React, Angular, etc.) and/or back-end development (Node.js, Django/Flask, SpringBoot, etc.).</li>
<li>Minimum 4 years of experience in database design/programming (MySQL, PostgreSQL, etc.).</li>
<li>Experience in REST API design and development.</li>
<li>Experience with Test Driven Development (TDD).</li>
<li>Experience in Microservices Architecture.</li>
<li>Experience deploying containerized applications with Docker, Kubernetes, or OpenShift.<br>
</li>
<li>Experience working in collaborative, agile teams.</li>
<li>Experience delivering iterative releases in an Agile/DevSecOps environment.</li>
<li>Fluent English skills (verbal and written).</li>
<li>Bachelor&rsquo;s degree in Computer Science, Engineering, or a related field (or equivalent professional experience)</li>
<li><b>Willingness to work in EST time zone</b></li>
</ul><p>
If you've read the description and feel this role is a great match, we'd love to hear from you! Click &quot;Apply for this job&quot; to be directed to a brief questionnaire. It should only take a few moments to complete, and we'll be in touch promptly if your experience aligns with our needs.</p></div>

Senior Full-stack engineer (EST timezone)

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