The ultimate guide to hiring a web developer in 2021
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
XMPP stands for Extensible Messaging and Presence Protocol, a set of open technologies for instant messaging, presence, multi-party chat, voice and video calls, collaboration, lightweight middleware, content syndication, and generalized routing of XML data. An expert XMPP developer has the knowledge of how to use these technologies to build interactive systems incorporating real-time messaging capabilities. They are well-versed in working with application layers, XML handlers and programming languages such as Python and Java.
Here's some projects that our XMPP Experts made real:
Our XMPP Experts have made real the dreams many clients have had by solving complex technical communications challenges. If you are looking for reliable service at competitive rates, hire an XMPP Expert on Freelancer.com now and make your project come to life!
Von 13,065 Bewertungen, bewerten Kunden unsere XMPP Experts 4.8 von 5 Sternen.XMPP stands for Extensible Messaging and Presence Protocol, a set of open technologies for instant messaging, presence, multi-party chat, voice and video calls, collaboration, lightweight middleware, content syndication, and generalized routing of XML data. An expert XMPP developer has the knowledge of how to use these technologies to build interactive systems incorporating real-time messaging capabilities. They are well-versed in working with application layers, XML handlers and programming languages such as Python and Java.
Here's some projects that our XMPP Experts made real:
Our XMPP Experts have made real the dreams many clients have had by solving complex technical communications challenges. If you are looking for reliable service at competitive rates, hire an XMPP Expert on Freelancer.com now and make your project come to life!
Von 13,065 Bewertungen, bewerten Kunden unsere XMPP Experts 4.8 von 5 Sternen.Senior Full-Stack Developer (React/Node.js) - Base44 & AI Specialist Job Description: We are seeking a high-level Full-Stack Developer to resolve a series of Critical and High Priority bugs within our business management platform, CompanySync. Our application is built and hosted on the Base44 platform. You will be working directly within the Base44 editor to debug React components, Node.js serverless functions, and complex AI integrations. Critical Priorities: Fix AI Voice Interruption (BUG-001): Resolve issues with Gemini Live Voice where interruption and Voice Activity Detection (VAD) are failing. Twilio Inbound/Outbound (BUG-013/014): Fix TwiML handlers for inbound AI voice calls and SMS responses for our virtual assistants. Google Calendar Two-Way Sync (BUG-003): Troubleshoot an...
I need a lightweight, real-time chat application built exclusively for Android phones. The core focus is text messaging—no voice calls or media sharing for this version—so the interface and back-end can stay streamlined and fast. Key goals • Smooth one-to-one text conversations with instant message delivery and read receipts • Simple, clean UI that feels native to modern Android versions • Push notifications for new messages when the app is in the background • Secure user authentication (email, phone, or social sign-in—whichever you recommend) • Cloud-hosted database for message storage and basic user profiles You’re free to choose the stack you know best (Firebase, AWS Amplify, Supabase, or a custom REST/WebSocket back-end) ...
I am building an enterprise-grade, stealth monitoring solution dedicated to Android 14 devices and I need a senior security engineer who can take it from proof-of-concept to a production-ready SaaS platform. What the agent must do The core of the job is a lightweight background service that captures user activity—specifically app-usage timelines, every keystroke, and continuous location—even under the new Android 14 background-execution limits. All data has to be streamed in real time, encrypted end-to-end (AES-256 at rest, TLS 1.3 in transit), and made available for remote access from a web console. Zero-root, zero-popup, and zero-battery-drain are non-negotiable. How the platform should feel Think managed SaaS: multi-tenant, horizontally scalable, sub-second ingest for ...
I am rolling out an in-dash Android interactive display and need a seasoned AOSP specialist to turn the stock source into a lean, security-hardened custom ROM. The target hardware is a car-grade unit that hosts a camera alongside proximity and accelerometer sensors, so the build must include the right HALs and permissions for those components. What I want you to handle: • Fork the AOSP branch that best matches our SoC, import or craft the correct device tree and board-config, and fine-tune the kernel where necessary. • Strip every Google Mobile Service while preserving base Android stability. • Apply low-level security tweaks (SELinux policy work, verified boot, hardening flags). • Set up seamless OTA delivery (delta or full images) so field upgrades stay painless. &bu...
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
Learn how to find and work with a top-rated Google Chrome Developer for your project today!
Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.