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Mire van szükség Jabber munkájához?

Jabber, also known as XMPP (Extensible Messaging and Presence Protocol), is an open-source protocol for instant messaging, presence information, and contact list maintenance. It enables real-time communication between servers and clients, making it ideal for building secure and scalable messaging systems. Businesses leverage Jabber to develop custom chat applications, integrate messaging services, and enhance internal communications.

a Jabber Expert alkalmazása

Looking to hire a Jabber Expert for your next project? Freelancer is the best-rated platform for hiring Jabber Experts, offering the widest range of professionals for every budget. You can hire Jabber Experts for a fraction of the cost on Freelancer, and with Freelancer's Milestone Payment system, you pay only when you're 100% satisfied. Get started by posting your project on Freelancer today and connect with top Jabber Experts.

Jabber Experts alkalmazása

AIS Technolabs Pvt Ltd

4,8

172

10,0

98%

Ahmedabad, India

$20 USD óránként

✨ Welcome to Our Profile!✨ AIS Technolabs is a leading developer of: ❖ Mobile Applications (Native & Hybrid) ❖ Multi-player Games (Unity 3D, Unreal Engine 5) ❖ Responsive Websites (Open Source, HTML, CSS, JavaScript) ❖ Advanced Solutions in IoT, VR, and AR ✅ Since 2010, we've successfully completed 3200+ projects and built an impressive portfolio that continues to grow. Specialties ✨ We excel in a diverse range of technical expertise—from a simple HTML page to robust Enterprise Solutions. ✅ Website Development: - Front-End: HTML, CSS, JavaScript, Angular.js, React.js, jQuery, SASS - Back-End: PHP, C++, Java, Python, Node.js, Express.js, Django, Ruby on Rails, Laravel, Spring ✅ Mobile App Development: - iOS/Android Apps (Java, Swift) - Cross-Platform Apps (React Native, Ionic App) ✅ Game Development: - Unity3D, Unreal Engine 5 ✅ IoT, Virtual Reality (VR), and Augmented Reality (AR): - Cutting-edge solutions tailored for innovative and immersive experiences ✅ Blockchain & Cryptocurrency Solutions: - Custom Cryptocurrency Development - Cryptocurrency Wallets - Exchange Applications ✅ Worked With Blockchain Leaders: - Tron, Binance Chain, and Ether Chains Successful Projects Completed ★ Games: - RPG, FPS, Casino, Slot Machine, Crash Game, Jackpot, Roulette, Poker, Coinflip, NFT, Sports Betting, Ludo, Card Game, Action, Adventure, Arcade, Shooting, Bingo, Dice, Lottery, Cricket, Racing, Soccer ★ Apps: - Flight Booking, Hotel Booking, Social Media, Dating, Taxi, Live Streaming, IPTV, Money Transfer, Food Delivery, Courier, Chat, Auction, Trading, Booking, Fintech, Finance, Productivity, etc. ★ Software: - ERP, CRM, Project Management, HR Management, Fleet Management, Employee Management, Vendor Management, Inventory Management, Task Management, Staff Management ★ Websites: - Dating, Social Media, Real Estate, eCommerce, Construction, Bakery, Informative, Blog, Business, Corporate ✱ Why Choose Us? We aim to build long-term relationships with our clients. Your satisfaction is our mission! We are just a click away to assist you!

további

Jabber PHP ASP C Programming Java

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Toriqul Global Solutions

4,9

123

6,5

80%

NATORE, Bangladesh

$40 USD óránként

Toriqul Global Solutions is a professional web design and development company dedicated to building modern, high-performance, and user-friendly digital solutions. Founded by Engineer Md. Toriqul Islam, a Computer Science & Engineering graduate from RUET, the company brings over 10 years of experience in delivering scalable and visually appealing websites. Web Design & development: We are a full-stack web developer with more than 10 years of experience. Our design approach is always Modern and simple, which attracts people towards it. We have built websites for a wide variety of industries. We have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB and many other skills Why Choose Us: * Modern, clean, and user-focused design approach * Fully responsive across all devices * Scalable and reusable code structure * Clean, optimized, and well-documented code * On-time delivery with strict commitment to deadlines * Clear and professional communication * 100% client satisfaction is our priority We have successfully worked with clients across different industries, delivering high-quality websites that meet both business goals and user expectations. Let’s Build Something Great Together. Contact us today to discuss your project and turn your ideas into reality. Best Regards, Toriqul Global Solutions

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Jabber PHP Perl ASP C Programming

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ASRADesigning

5,0

7,4

95%

Karachi, Pakistan

$40 USD óránként

I'm Muhammad Ashar, a passionate digital creator specializing in immersive experiences across game development, website design, and both 2D and 3D art and animation. With years of hands-on experience, I take pride in delivering high-quality, creative solutions that bring ideas to life. Whether you're looking to build a captivating game, design a modern and responsive website, or create eye-catching visuals and animations, I offer end-to-end services tailored to your specific needs. My Services: Game Development: Designing and developing engaging games for various platforms. Website Development: Creating clean, responsive, and user-friendly websites. 2D & 3D Art: Crafting visually stunning artwork and models for games, media, and more. Animation: Producing dynamic animations that enhance storytelling and audience engagement. Graphic Design: Delivering impactful designs for branding, marketing, and digital media. I'm committed to blending creativity with technology to help bring your vision to life. Let’s work together to turn your ideas into reality.

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Jabber PHP Perl ASP C Programming

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Danish S.

4,6

7,0

93%

karachi, Pakistan

$35 USD óránként

We have a combined experience of around 30 years in different fields of Information Technology, we have experience in VOIP, Asterisk, Cisco Call Manager 4.x onwards, Cisco IP phones, MYSQL, PHP,

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Jabber PHP Visual Basic SQL Cloud Computing

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Md Ruhul A.

4,1

5,9

65%

NATORE, Bangladesh

$10 USD óránként

Top Rated Freelancer ⭐⭐⭐⭐⭐ 5 Star Developer ⭐⭐⭐⭐⭐ 100% Job Success Hello and welcome! I'm a skilled full-stack developer with a passion for delivering high-quality work to my clients. With over 10 years of experience in web development, I specialize in building dynamic and engaging web applications using various technologies. I am an expert in web development and Mobile app development. I have worked on a wide variety of projects including CRM, Educational Platforms, Dashboards, Chat apps, Delivery apps, and more. My skills include: • HTML/CSS • JavaScript • Bootstrap • Tailwind CSS • JQuery • VueJS • ReactJS • PHP • Laravel • Python • Swift • C# • Rust • Perl • Ruby on Rails • Livewire • REST APIs • Payment integration • Database Design • SQL databases • Linux • SEO • Sopify • Docker • Laravel Forge • Objective-C • Java • Kotlin • React Native As a freelancer, I am committed to providing excellent communication and delivering top-notch work within your deadline. Whether you need a brand new web application developed from scratch or an existing one improved, I have the skills and experience necessary to get the job done. Some of the services I can provide include: ✅ Front-end web development ✅ Back-end web development ✅ Full-stack web development ✅ Converting design to HTML & CSS ✅ Custom API development ✅ Third-party API integration ✅ Database design and implementation ✅ Web application optimization and performance tuning My clients have described me as excellent developer and perfect communicator, and I strive to maintain this level of excellence in all my work. If you are looking for a dedicated and skilled full-stack web developer who can deliver exceptional work, please don't hesitate to contact me. I am confident that I can help you achieve your goals and exceed your expectations.

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Jabber PHP Perl ASP C Programming

Profil megtekintése

Ways and Means Technology

4,8

8,2

100%

JAIPUR, India

$30 USD óránként

Headquartered in India with a strategic presence in the US, Ways and Means Technology delivers cutting-edge digital solutions to clients across the globe. With a robust in-house team of UI/UX designers, mobile & web developers, AI engineers, QA testers, and DevOps specialists, we turn ideas into scalable, high-performing software products. Our Core Services Include: >> Custom Software Development >> Web & Mobile App Development (iOS, Android, Flutter, React Native) >> AI & Machine Learning Solutions (Chatbots, Predictive Models, Document AI) >> Cloud Infrastructure & DevOps (AWS, Azure, CI/CD Pipelines) >> E-Commerce Platforms (Shopify, Magento, WooCommerce) >> Blockchain Development (ICO, Tokens, Crypto Wallets) >> UI/UX Design & Prototyping >> Salesforce & CRM Solutions >> Embedded Systems & IoT Development >> Cybersecurity & Data Privacy Consulting Tech Expertise: Frontend: HTML5, Bootstrap, JavaScript, Angular, React, Vue Backend: Node.js, Python (Django), PHP, ASP.NET, C#, Java, ROR Mobile: Swift, Kotlin, Java, Objective-C, Flutter, React Native, Ionic AI/ML: NLP, LLMs, Computer Vision, Predictive Analytics Cloud & DevOps: AWS, Azure, Google Cloud, Docker, Kubernetes Blockchain: Solidity, Web3.js, Smart Contracts Why Clients Choose Us: -Transparent & Continuous Communication -Daily and Weekly Project Status Reports -Agile Development Process -Strict Data Security & NDA Compliance -On-Time Delivery with Quality Assurance -100% Plagiarism-Free & Original Work Engagement Models: > FIXED COST > TIME & MATERIAL(Hourly) > DEDICATED TEAM > HYBRID MODEL (Fixed + Hourly)

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Jabber PHP C Programming JavaScript Python

Profil megtekintése

Bilal A.

5,0

5,6

100%

Islamabad, Pakistan

$25 USD óránként

I am having more than 5 Years of experience in VoIP domain. Worked in many fortune 500 companies. VoIP: Asterisk,FreeSwitch,Kazoo VoIP Cluster,Kamailio,A2Billing, ASTPP, Auto Dialer. Ringless VoiceMail Expert, Custom Phone Dialers, Custom Auto Dialer. System Admin: Proxmox,VMWare,KVM,XenServer,Apache,Mysql,NginX,HAProxy. Databases: MySQL, Oracle, MongoDB, Redis. Monitoring: Nagios, Zabbix, Homer. Automation: Ansible. XMPP: Ejabberd. Languages: Golang, Python, Lua, Bash. Upwork Profile: https://www.upwork.com/freelancers/~01f022241aba307bff

további

Jabber PHP C Programming Python Linux

Profil megtekintése

Sajid A.

5,0

3,5

100%

Lahore, Pakistan

$15 USD óránként

I help businesses build secure, modern, and automated digital solutions. With 14+ years of professional experience working with multinational companies, I combine full-stack development, AI integration, and cybersecurity to deliver high-impact results. Core Expertise: Web & App Development: PHP, Python, Node.js, React, Next.js, Express, modern JavaScript, REST & GraphQL APIs. AI & Automation: AI image/video generation, chatbot integration, lead generation automation, data scraping & enrichment, workflow automation. Cloud & DevOps: AWS, Azure, Google Cloud, Docker, CI/CD, server hardening, migrations, Ubuntu/Debian/CentOS server management. Cybersecurity & Compliance: Pen-testing, secure architecture, encryption (PGP), vulnerability scanning, and best-practice implementation. Digital Growth: SEO (on-page/off-page), analytics, and performance optimization to drive organic traffic and leads. Platforms & Tools: WordPress, Shopify, Magento, Drupal, Django, BigCommerce, Squarespace, custom CMS, and AI platforms (OpenAI, Midjourney, Stable Diffusion, Runway, etc.). Why Clients Choose Me: 14+ years building secure, scalable systems. Blend of development + AI + security + growth skills in one partner. Proven record of on-time delivery and ongoing support. Let’s work together to create secure, intelligent, and future-ready solutions for your business.

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Jabber PHP Python Script Install System Admin

Profil megtekintése

Luit Simon Adrianus D.

5,0

3,9

100%

Juquitiba, Brazil

$50 USD óránként

Many years of experience. Proficient in most programming languages, currently focused on C# dotnet core, Java, Javascript and Python. Got some rare skills in GSM, EMV, Banking, PCI, HSM's and other related security aspects. Fast learner and not afraid of a challenge. Enjoys designing high throughput highly available architectures and cloud based technologies. Big fan of Open Source and hope to one day be able to contribute a bit more.

további

Jabber C Programming Java JavaScript Python

Profil megtekintése

Több Jabber Experts mutatása

Jabber Experts szakértőinknek az ügyfelek

4.94 / 5

583 értékelés alapján

Így alkalmazhat nagyszerű Jabber Expert szabadúszót

A Jabber expert is a specialist who designs, deploys, and maintains XMPP-based instant messaging systems, configuring servers, clients, and federation to support secure real-time communication across users and applications. Whether you need a private chat platform, IoT presence layer, or enterprise messaging backbone, a skilled Jabber freelancer can architect the protocol stack, harden security, and integrate XMPP into existing infrastructure. Hiring an experienced XMPP developer means getting a proven engineer who understands the protocol's extensions, federation model, and modern client expectations.

What does a Jabber freelancer deliver

Jabber, built on the Extensible Messaging and Presence Protocol (XMPP), powers messaging systems that demand openness, federation, and extensibility. A Jabber expert delivers working chat infrastructure that handles one-to-one messaging, multi-user chat rooms, presence, file transfer, and push notifications across web, mobile, and desktop clients.

The commercial value is straightforward. Companies that need self-hosted messaging, regulated communication channels, or custom protocol extensions cannot rely on closed platforms. An XMPP specialist gives them ownership of the data layer, the ability to federate with partners, and a foundation that scales from a handful of users to millions of concurrent connections.

Core services and deliverables

Jabber freelancers handle the full lifecycle of an XMPP deployment. Typical engagements cover:

Server installation and configuration on Ejabberd, Prosody, Openfire, or Tigase

Federation setup using server-to-server (S2S) connections with proper DNS SRV records and TLS

Implementation of XEP extensions such as XEP-0045 (MUC), XEP-0313 (MAM message archive), XEP-0184 (delivery receipts), XEP-0198 (stream management), and XEP-0357 (push notifications)

Client development using Smack (Java/Android), XMPPFramework (iOS), Strophe.js (web), Stanza.io, or Conversations as a base

Authentication integration with LDAP, Active Directory, OAuth, or custom SASL mechanisms

End-to-end encryption through OMEMO, OpenPGP, or OTR

Database tuning for MySQL, PostgreSQL, or Mnesia backends

Load balancing, clustering, and high-availability configuration

Bot and component development using XEP-0114 external components

BOSH and WebSocket gateways for browser-based clients

Migration from legacy chat systems to modern XMPP stacks

Monitoring, log analysis, and performance troubleshooting

Tools and platforms a Jabber expert works with

A competent XMPP consultant is fluent across the ecosystem. On the server side, Ejabberd and Prosody dominate modern deployments, with Openfire common in Java-heavy environments and Tigase chosen for high-throughput use cases. Client libraries vary by platform: Smack, XMPPFramework, Strophe.js, Stanza.io, slixmpp, and aioxmpp cover most stacks. Deployment typically involves Docker, Kubernetes, NGINX or HAProxy as a reverse proxy, Let's Encrypt for TLS certificates, and Prometheus or Grafana for monitoring. Familiarity with the XMPP Standards Foundation's XEP catalog is non-negotiable.

Industries and use cases

Jabber and XMPP underpin messaging in industries where control, compliance, and interoperability matter:

Healthcare platforms requiring HIPAA-aligned secure messaging

Financial services and trading desks needing auditable, archived chat

Government and defense communication networks

Gaming studios building in-game chat and presence systems

IoT platforms using XMPP for device telemetry and command channels

Telecom operators offering branded messaging services

Education platforms with classroom and tutoring chat

Enterprise collaboration tools that demand on-premise deployment

How to evaluate Jabber candidates

The strongest XMPP developers show evidence of production deployments at scale, contributions to open-source XMPP projects, and a working knowledge of the XEP catalog. Look for portfolio entries that name the server software used, the client platforms supported, and the specific extensions implemented. Certifications are rare in this niche, so practical evidence carries the most weight: GitHub activity, mailing list participation in XSF channels, and documented deployments.

Sample interview questions you can use directly:

Which XMPP server have you deployed most often, and what were the key tuning parameters you adjusted for performance?

How would you implement message history synchronization across multiple devices for the same user account?

What is your approach to enabling federation between two XMPP servers, and what DNS and TLS configuration is required?

How have you implemented end-to-end encryption in an XMPP client, and what trade-offs exist between OMEMO and OpenPGP?

Describe a scaling problem you encountered with concurrent connections and how you resolved it.

Adjacent skills worth considering

Jabber projects often overlap with adjacent disciplines. Depending on scope, you may also need SIP and VoIP integration, WebRTC engineering for audio and video calling, Erlang or Elixir development for Ejabberd customization, Lua scripting for Prosody modules, DevOps engineering for clustering, and mobile development for iOS and Android chat clients. Backend developers familiar with PostgreSQL, Redis, and message queue systems like RabbitMQ also pair well with XMPP work.

Why hire Jabber experts on Freelancer.com

Freelancer.com gives you access to a global pool of XMPP specialists, from independent protocol engineers to full-stack messaging developers who have shipped production chat systems. The marketplace spans hundreds of countries, so you can find the right XMPP consultant in any time zone. Posting a project on Freelancer.com puts your brief in front of vetted talent with verified payment methods, public review histories, and portfolios you can inspect before shortlisting. Clients set their own budgets and receive competitive bids, so you stay in control of scope and cost. The Milestone Payment system protects your funds until deliverables are approved, making it safe to engage freelancers on Freelancer.com for both short audits and long-term builds.

Ready to build or upgrade your messaging stack? Post a project on Freelancer.com today and connect with skilled Jabber experts ready to deliver.

What are the steps to hiring a freelance Jabber expert

Hiring a Jabber specialist works best when your brief is concrete about the messaging system you want to build or fix. XMPP projects involve specific server choices, client targets, and protocol extensions, so the more precise your scope, the sharper the bids you will receive. The process below walks through posting the work, reviewing proposals, and awarding the project.

Step 1: Post your project on Freelancer.com

The quality of your bids depends almost entirely on the quality of your brief. A strong Jabber project post names the server software, client platforms, expected user load, and the XEPs you need supported. Head to the post project page , fill in the brief, scope, timeline, and budget, then publish the project for freelancers to bid on.

Specify the XMPP server you want to use, such as Ejabberd, Prosody, Openfire, or Tigase, or ask the freelancer to recommend one

List the client platforms in scope (web via Strophe.js, Android with Smack, iOS with XMPPFramework, desktop, or third-party clients like Conversations)

Name the XEPs that matter to you, such as MUC, MAM, push notifications, stream management, or OMEMO encryption

Describe expected concurrent users, federation requirements, and integration points like LDAP, OAuth, or existing databases

State your timeline, hosting environment (on-premise, AWS, GCP, Azure), and whether ongoing maintenance is required

Step 2: Review bids from freelancers

Bids on a Jabber project are short proposals that reveal how each candidate reads your brief. A strong bid does not just quote a number; it outlines the server choice, the deployment approach, and the freelancer's view on which XEPs and security measures fit your use case. Use this stage to read proposals carefully and shortlist the candidates whose technical understanding matches your needs.

Look for clear references to specific XMPP servers, client libraries, and XEPs relevant to your project

Note whether the freelancer raises sensible clarifying questions about federation, encryption, or scale

Check that the proposed timeline is realistic for an XMPP deployment of your size

Review any sample work attached, such as past server configurations, client modules, or open-source contributions

Use Freelancer.com's chat to ask targeted follow-up questions before shortlisting your top candidates

Step 3: Evaluate freelancers and award the project

The final decision combines proposal quality with profile evidence. For XMPP work, you want consistency: multiple completed projects in messaging or real-time systems, written reviews mentioning protocol-level work, and a portfolio showing depth across server and client. A single impressive example is less reassuring than a steady track record.

Inspect portfolio depth for XMPP, real-time messaging, or related backend infrastructure projects

Check star ratings and the total number of completed projects on the freelancer's profile

Read written client reviews for comments on technical depth, communication, and reliability

Confirm verified payment method, completion rate, and on-time delivery rate

Award the project to your chosen freelancer and use Freelancer.com's Milestone Payments to release funds as deliverables are approved, keeping you protected throughout the engagement

What is the difference between Jabber and XMPP?

Jabber is the original name of the open instant messaging project that became standardized as XMPP (Extensible Messaging and Presence Protocol) by the IETF. The terms are often used interchangeably, though XMPP is the correct name for the protocol itself, while Jabber survives as a brand for some client and server products.

How long does a typical Jabber deployment take?

A basic Ejabberd or Prosody server with federation, TLS, and a standard set of XEPs can be deployed in a few days by an experienced freelancer. More complex builds with custom modules, mobile clients, end-to-end encryption, and push notifications usually run several weeks. The timeline depends heavily on the number of users, integration requirements, and whether existing infrastructure must be migrated.

Can I hire a Jabber freelancer for a one-off configuration job?

Yes. Many XMPP experts on Freelancer.com take short engagements such as server hardening, federation troubleshooting, debugging a stuck S2S connection, or writing a single Prosody module. Define the deliverable clearly in your brief and you will receive focused bids from specialists who handle this kind of work regularly.

Do I need a Jabber freelancer or a full development team?

For server setup, XEP implementation, and protocol-level work, a single experienced freelancer is usually enough. If your project also requires custom mobile clients, a web frontend, and ongoing operations, you may want to assemble a small team that combines an XMPP backend specialist with mobile and frontend developers. Freelancer.com lets you hire each role independently or post a larger project covering the full stack.

Is XMPP still relevant for new projects?

Yes. XMPP remains the protocol of choice when you need self-hosting, federation, open standards, IoT messaging, or strict data control. It powers messaging in regulated industries, gaming, telecom, and many enterprise platforms that cannot depend on closed third-party services.