Need to fix firebase chat implementation for our Node.js backend server

Hello sir I read your project description carefully and I am very interested in your project. I have enough experience in iPhone & Android development. I have a lot of questions for your project. We can discuss more detail over the chat. I'm looking forward to your reply. Best regards.

Hi, I am a full stack mobile developer who has rich experience in iOS & Android app development for last 8+ years. First of all, I am very pleasure to apply on this job. I think this job is very well matched with my skills & expertise, because I have strong skills in Node.js, Firebase, MySQL/MongoDB. I am very flexible and responsive. I can work full time 40 hours per week and I can focus on your project. I am online 16+ hours per day and so we can have real time communication while processing this job. My weekly budget is $200. Looking forward to your valuable response. Best regards. Bluesan

Hi, I am freelancer developer. I have years of experience in developing the web and mobile application. I have experience in many latest technologies like Angular 6, Nodejs, MongoDB, Ionic 3 framework, HTML5, and SCCS etc. development. I have years of experience in developing small to a large complex application. I may be new to this portal, but I can deliver quality work on time. my main objective for joining this portal is making a long-term relationship with the clients, instead of making quick money. We can know each other better over a private chat discussion. If you can provide me an opportunity. Looking forward a positive response from your end.