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Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Without WebSocket, your web apps remain static: 70% of users abandon if latency >2 seconds, according to Google.
Lose clients to competitors (Slack, Trello integrate native real-time).
Develop slowly, hidden bugs cost 30% more time.
Risk obsolescence: real-time market exploding +40% annually (Statista).
Train or miss qualified leads, high churn, stagnant revenue.
Invest 21h, gain reactivity, x3 user loyalty, immediate competitive edge.
The WebSocket Training - Create Interactive Real-Time Apps training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the WebSocket Training - Create Interactive Real-Time Apps training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the WebSocket Training - Create Interactive Real-Time Apps training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Dive into WebSocket basics, install Node.js and the ws library, perform a manual client-server handshake through guided exercises, test connections with tools like wscat, build a simple echo server, and produce your first functional deliverable by end of day to experience the magic of real-time.
Master the WebSocket client in JavaScript, code open, message, and close events, integrate exercises on JSON send/receive, simulate a multi-user chat with broadcasting, debug in real-time via browser console and server logs, and generate interactive deliverables that boost user engagement.
Apply WebSockets to real cases like live notifications and dynamic dashboards, integrate Socket.io for versatile fallback, secure with wss and auth tokens through practical workshops, deploy on Heroku, optimize for scalability, and finalize a complete project with portfolio-ready code to impress recruiters.
Target audience
Frontend, backend, and fullstack web developers upskilling in real-time communications.
Prerequisites
Basics in HTML, CSS, JavaScript, HTTP concepts, and web servers.
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