Qureos Mentor

97 Solutions

We are looking for a talented Full Stack Developer experienced with React (Frontend) and Laravel (Backend) to join our growing team. The ideal candidate will have strong experience building modern, scalable web applications using React (with shadcn, Redux, and React Query) and working with Laravel REST APIs on the backend. You will be responsible for developing high-quality features, maintaining existing codebases, and collaborating with our design and product teams to deliver seamless user experiences. --- Responsibilities Develop and maintain responsive frontend applications using React, shadcn UI, Redux, and React Query. Integrate with and build scalable Laravel REST APIs. Write clean, maintainable, and efficient code for both frontend and backend. Collaborate with designers and backend developers to implement new features. Troubleshoot, debug, and optimize application performance. Participate in code reviews and contribute to best practices. --- Requirements Proven experience as a Full Stack Developer (React + Laravel). Strong expertise in React.js with: shadcn UI components Redux for state management React Query for API data fetching and caching Strong backend development experience with Laravel REST APIs. Good understanding of relational databases (MySQL/PostgreSQL). Familiarity with Git, CI/CD workflows, and API integration best practices. Strong problem-solving skills and attention to detail. ---- Nice to Have Experience with Tailwind CSS. Familiarity with authentication (JWT, OAuth). Knowledge of deployment on AWS/DigitalOcean/VPS environments.Job Type: Full-timeAbility to commute/relocate:<ul><li>Karachi Nazimabad: Reliably commute or planning to relocate before starting work (Required)</li></ul>Application Question(s):<ul><li>Can you describe a project where you used React Query for state management or API caching?</li><li>How many years of professional experience do you have with Laravel REST APIs?</li><li>Are you comfortable working with both frontend and backend codebases?</li><li>What is your expected monthly salary?</li><li>Our office timings are 12pm to 9pm, Mon - Fri and office location is Nazimabad, will that be feasible for you?</li><li>Do you have experience working with shadcn UI in React?</li></ul>Language:<ul><li>English (Required)</li></ul>Work Location: In person

React Laravel Developer

We are seeking an experienced Asterisk / FreeSWITCH Engineer to join our team and support multiple telephony projects for international clients. The role requires deep expertise in Asterisk/FreePBX and FreeSWITCH, as well as hands-on experience with WebRTC/webphone integrations and call center environments.ResponsibilitiesProject 1: Asterisk/FreePBX IVR System<ul><li>Configure and maintain FreePBX with multiple extensions.</li><li>Implement IVR menus that route calls to the appropriate extensions.</li><li>Integrate and troubleshoot our proprietary webphone (WebRTC, SIP over WebSockets).</li></ul>Project 2: Call Center (FreeSWITCH-based)<ul><li>Deploy, configure, and optimize FreeSWITCH for large-scale call center operations.</li><li>Manage SIP trunks and call routing for high-volume call flows.</li><li>Ensure scalability, reliability, and call quality across distributed systems.</li></ul>General Duties<ul><li>Integrate and manage SIP trunks (Flowroute and others).</li><li>Monitor and troubleshoot VoIP traffic (SIP/RTP/WebRTC).</li><li>Configure STUN/TURN servers for WebRTC connectivity.</li><li>Optimize performance for high concurrency environments.</li><li>Maintain Linux servers (Debian/Ubuntu/CentOS).</li><li>Implement security best practices (fail2ban, TLS/SRTP, IP whitelisting).</li><li>Use tools like asterisk CLI, fs_cli, sngrep, tcpdump, and wireshark for debugging.</li></ul>Required Skills &amp; Experience<ul><li>3+ years of hands-on experience with Asterisk/FreePBX (dialplans, IVRs, queues, extensions).</li><li>Proven expertise in FreeSWITCH for large call center deployments.</li><li>Strong knowledge of SIP protocol, RTP, NAT traversal issues.</li><li>Experience integrating and troubleshooting WebRTC/webphones (SIP over WebSockets).</li><li>Solid Linux system administration skills.</li><li>Strong debugging and performance optimization skills in high-load VoIP environments.</li></ul>Nice to Have<ul><li>Experience with Kamailio/OpenSIPS for SIP load balancing.</li><li>Familiarity with call recording, reporting, and CRM integrations.</li><li>Knowledge of contact center solutions and workforce management tools.</li></ul>Job Types: Full-time, Part-time, ContractApplication Question(s):<ul><li>What is your expected salary for full-time / part-time on-site setup?</li><li>Our office timings are 1pm to 10pm, Mon-Fri, Location: Nazimabad, will that be feasible to you?</li><li>Describe your experience with Asterisk/FreePBX and IVR setup.</li><li>What&rsquo;s your experience with FreeSWITCH in high-volume call centers?</li><li>How have you integrated WebRTC or proprietary webphones with PBX systems?</li><li>What tools do you use to troubleshoot one-way audio or SIP call issues?</li><li>Have you worked with Flowroute or other SIP trunk providers?</li></ul>Language:<ul><li>English (Required)</li></ul>Work Location: In person

Asterisk / FreeSWITCH Engineer

Join 97 Solutions and explore 2   exciting career opportunities. They're hiring for various roles with options for remote or on-site work. Apply today and become part of their innovative team.

97 Solutions

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React Laravel Developer

Asterisk / FreeSWITCH Engineer