h
hajirabibi

Jaffar A

@hajirabibi

Software Engineer

Pakistán
Inglés, Urdu
Parte de la información aparece en idioma inglés.
Sobre mí
WebRTC & VoIP engineer specializing in real-time communication and full-stack systems. I build video calling/conferencing platforms, self-hosted LiveKit solutions, HLS live streaming, SIP/PBX & VoIP integrations, and real-time chat. Expertise: WebRTC, LiveKit, mediasoup, FreeSWITCH, Asterisk, Twilio, Node.js, React, React Native, Angular, PostgreSQL, MongoDB, Docker, REST APIs, and cloud deployment. I focus on secure, scalable, high-performance solutions. Have a project in mind? Let’s discuss it!... Lee más

Habilidades

h
hajirabibi
Jaffar A
desconectado • 
Tiempo medio de respuesta: 7 horas

Revisa mis servicios

Sitios web personalizados
I will develop a mern stack saas web app using react, angular and nodejs
DeUSD 115 / proyectoMás información
Aplicaciones Full Stack Web
I will build a self hosted webrtc video conferencing app with livekit
DeUSD 100 / proyectoMás información

Porfolio

Experiencia laboral

Freelancing_Career

Full Stack Engineer

Freelancing Career • Tiempo completo

May 2024 - Present • 2 yrs 5 mos

Developed scalable full-stack web applications using Angular, React, Node.js, and Express with modular architecture. Built real-time communication systems using WebRTC, Socket.IO, and Redis, enabling video conferencing, chat, and collaboration features. Implemented secure authentication using JWT, role-based access control, and subscription billing integrations with Stripe, Firebase, and Twilio. Designed and documented RESTful APIs using Swagger and optimized database performance using Sequelize ORM and MariaDB. Deployed containerized applications using Docker and Nginx, improving scalability and production reliability. Worked in Agile Scrum teams to deliver high-quality features aligned with business goals and timelines.