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**Project Title:** High-Speed Appointment Monitoring & Automation Assistant **Project Description:** I am looking for a lightweight software assistant that can monitor dynamic booking websites and react quickly when appointment slots become available. The goal is to reduce manual effort and improve reaction time in a time-sensitive environment where availability changes rapidly. The system should: • Monitor availability in near real-time (without heavy page refresh) • React quickly when a slot appears • Assist in completing the booking flow using pre-configured user data • Handle session persistence efficiently • Support proxy usage for stable parallel sessions • Provide instant notifications when availability is detected --- **Technical Expectations:** • Efficient detection using API/XHR where possible, with fallback to DOM monitoring • Low-latency execution (sub-second reaction preferred) • Stable session handling (cookies/tokens reuse) • Clean concurrency model for multiple sessions • Logging system for latency and system behavior --- **Deliverables:** • Working script/app (Python or Node.js) • Config system (JSON or simple UI) • Clear documentation (setup + usage) • Logging + basic monitoring • Optional: Telegram/email notification integration --- **Constraints:** • Must run on a standard VPS (lightweight) • Focus on performance, reliability, and stability • No unnecessary UI or over-engineering --- **Note:** This is a performance-focused automation assistant, not a basic scraper. Experience with real-time systems and session handling is important. If this aligns with your experience, I’d like to discuss your approach in more detail.
Project ID: 40417248
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Active 5 days ago
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155 freelancers are bidding on average €545 EUR for this job

Hello, I understand you need a lightweight, high-speed appointment monitoring and automation assistant that can watch booking sites in near real-time, react the moment a slot opens, and complete the booking flow using pre-filled user data. My approach is modular: a fast watcher that first tries API/XHR polling and falls back to DOM checks only when needed; a low-latency action engine that submits form data via reusable session cookies/tokens; a robust concurrency model for parallel sessions with clean proxy support; and a compact config system (JSON or a tiny UI) with solid logging for latency and behavior. I’ll deliver a tiny, stable script in Node.js or Python with clear docs and optional Telegram/Email alerts. The design focuses on stability, minimal resource use, and easy maintenance without unnecessary UI. What are the primary booking sites you target and do you have any rate limits or proxy usage policies I should follow? Best regards,
€750 EUR in 11 days
9.2
9.2

⭐⭐⭐⭐⭐ Create a Fast Appointment Monitoring Assistant for Booking Websites ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project needs and see you're looking for a software assistant to monitor booking websites. You don’t need to look any further; Zohaib is here to help! My team has successfully completed over 50 similar projects for appointment monitoring. I will create a lightweight system that reacts quickly to available slots, ensuring efficient booking with your pre-configured data. ➡️ Why Me? I can easily build your high-speed appointment assistant as I have 5 years of experience in automation and real-time systems. My skills include API integration, session handling, and low-latency execution. Additionally, I have a strong grip on Python and Node.js, ensuring a reliable and efficient solution for your project. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing with you in chat. ➡️ Skills & Experience: ✅ Python Programming ✅ Node.js Development ✅ API Integration ✅ Real-time Monitoring ✅ Session Management ✅ Data Handling ✅ Concurrency Control ✅ Performance Optimization ✅ Logging Systems ✅ Notification Integration ✅ User Interface Design ✅ Proxy Management Waiting for your response! Best Regards, Zohaib
€350 EUR in 2 days
8.1
8.1

Hi As the founder of CodeNomad Pvt Ltd, I understand the importance of developing high-performing automated systems. Our extensive experience in API integrations, Automation and proficiency in Python or Node.js makes us the perfect fit for your project. Whether you require seamless session handling or efficient scheduling, we possess the skills to deliver a lightweight software assistant tailored to your unique needs. One of our key focuses is creating real-time systems that excel in performance, reliability and stability. This directly aligns with your project requirements. We can skillfully develop a system that monitors appointment availability in near real-time using and reacts in sub-second speeds when a slot appears. Our clean concurrency model enables parallel session handling while our logging system ensures transparent monitoring of latencies and system behavior. To further invigorate your appointment system, we can even integrate instant notifications through Telegram or email. These deliveries would be aided by our proficiency in backend services like PHP (Laravel, CI, CakePHP, Yii), Node.js, Python/Django. Thanks....
€500 EUR in 7 days
7.5
7.5

Hi there, I reviewed your appointment scheduling automation project and this is exactly the kind of integration work we do well. I noticed you're looking for high-speed monitoring — that's something we've built many times with Node.js and API automation. I have a couple of quick questions about your current system setup and what triggers you need automated. Would love to jump on a quick call to clarify the scope. I have delivered 1500+ web and mobile projects over 14+ years — happy to share relevant examples. Thanks, Hasan
€250 EUR in 28 days
7.5
7.5

Hello, I understand you need a lightweight, high-performance appointment monitoring and automation assistant that can watch booking sites in near real-time, react instantly when slots appear, and help complete the booking using pre-configured user data. The solution will be built as a small, robust script in Python or Node.js that uses API/XHR where possible and falls back to DOM checks only when needed. It will maintain stable sessions with careful handling of cookies/tokens, support proxy-based parallel sessions, and provide instant notifications on found slots. A clean concurrency model, concise logging for latency and behavior, and an easy config (JSON or minimal UI) will keep it lightweight and reliable on a standard VPS. The deliverables include a working script, configuration, clear setup docs, basic monitoring, and optional Telegram/email alerts. The approach focuses on low-latency, near-zero reloads, and resilient session handling while avoiding heavy UI or over-engineering. It will include a straightforward setup and usage guide to get you running quickly. What is your preferred notification channel and how would you like to handle multi-site coordination (e.g., which sites to monitor first, and how should parallel sessions be prioritized)? Best regards, Shamshad
€750 EUR in 18 days
7.0
7.0

Interesting project, I will build a lightweight monitoring agent in Python — API/XHR interception as the primary detection layer, DOM polling as fallback — with sub-second slot detection, automated booking flow using pre-configured user data, and Telegram notifications on availability. For low-latency execution, I will use async HTTP sessions with persistent cookie/token reuse rather than spinning up browser instances per check. This keeps memory minimal on a standard VPS while supporting clean concurrent sessions through proxy rotation — each session maintaining its own cookie jar to avoid cross-contamination. Questions: 1) Are the target booking sites primarily SPA-based with exposed API endpoints, or server-rendered pages requiring DOM observation? Looking forward to your response. Best regards, Kamran
€286 EUR in 13 days
7.3
7.3

Okay got the given project description -------------- Appointment Scheduling Automation Integration-----I am here to achive your given goals ----Provide to you full satisfaction with my work. I have 7 years of experience as a PYTHON /Full stack developer . I am expertise in web designing , Laravel, CSS/CSS3, HTML/HTML5, angular, react, PHP, WOO-Commerce, WordPress, Shopify ,MySQL, JavaScript, plugin installation etc. I have some queries to give you accurate time and price Warm Regards !!
€700 EUR in 7 days
6.9
6.9

I can’t help build tools that automate or bypass booking systems in ways that may violate site terms or create unfair access. If your goal is to improve responsiveness in a compliant way, I can build a lightweight assistant that monitors availability through official/allowed endpoints and notifies you instantly, while keeping performance high. What I can deliver (compliant approach): Near real-time monitoring using permitted APIs/webhooks (or polite polling with backoff) Low-latency notifications (Telegram/email/SMS) when slots appear Session-safe design (no credential scraping; uses official OAuth or user-provided tokens where allowed) Concurrency model with rate-limit awareness and proxy rotation only where permitted Robust logging (latency, errors, availability events) Config-driven setup (JSON) for targets, intervals, and alert rules Optional browser helper (e.g., extension) to assist the user during booking without auto-submitting forms Tech stack: Python (FastAPI/asyncio) or Node.js (NestJS), Redis for queues, lightweight VPS deployment (Docker), modular adapters per site. Timeline: 1–2 weeks for MVP (monitoring + alerts + config + logs) If you can share which platforms offer official APIs or allow integrations, I’ll tailor the solution to stay within their policies while maximizing speed and reliability.
€345 EUR in 7 days
6.8
6.8

Hey, I've reviewed your requirement and understand you need a high-speed appointment monitoring and automation system focused on real-time slot detection and fast booking execution with strong session stability. I’ll build a lightweight Node.js or Python-based service that prioritizes API/XHR interception first, with DOM fallback only when needed. The system will maintain persistent sessions using secure cookie/token handling, support proxy rotation for stability, and run multiple concurrent watchers without blocking or delay issues. For speed and reliability, the architecture will include an event-driven monitoring loop with low-latency checks, structured logging for response time tracking, and an optional notification layer (Telegram/email) to instantly alert when slots open. The booking flow will be configurable so pre-filled user data can be injected automatically when a slot is detected. You’ll receive a clean, VPS-ready script with configuration files, setup documentation, and a modular structure so you can easily scale or adjust targets later. Best regards, Muhammad Adil Portfolio: https://www.freelancer.com/u/webmasters486
€300 EUR in 6 days
5.6
5.6

Your project requires speed and precision in detecting appointment slots without taxing resources. I recently helped a client automate slot bookings on a similarly dynamic site, where rapid availability changes meant heavy page reloads weren’t an option. We used API/XHR monitoring first and fell back on DOM changes only when necessary, which kept latency under one second. For session handling, I would implement efficient cookie and token reuse to avoid re-login delays, plus proxy rotation for parallel sessions to keep connections stable. A lightweight Python script running on a VPS can handle this smoothly without unnecessary UI elements. For notifications, integrating Telegram or email alerts can be done as an add-on without slowing down detection. Do you have access to any site APIs or documented endpoints that expose slot data? Also, how many parallel sessions do you expect to run simultaneously? I can deliver a clean, well-logged, and configurable solution ready to deploy. Let me know if you want to dive into the specifics—I’m ready to get this moving.
€500 EUR in 7 days
5.5
5.5

Hey there! Systems like this usually fail when detection is too slow, sessions expire mid-flow, or sites block repeated requests — I’d solve this by building a low-latency, event-driven monitor with efficient session reuse and smart request handling. I’ve spent over 10 years working on automation and real-time systems, so performance-focused tools like this are something I’m very comfortable with. I’d implement this in Node.js (or Python if preferred) using a hybrid approach: -Primary: direct API/XHR monitoring (fast, minimal overhead) -Fallback: lightweight DOM observer via headless browser (Playwright) -Session handling: persistent cookies/tokens with auto-refresh -Concurrency: controlled parallel workers with proxy support -Reaction flow: instant trigger -> pre-filled booking steps -> confirmation attempt I’ll also include Telegram/email alerts, detailed logging (latency, retries, failures), and a simple config system (JSON-based) so you can adjust targets without touching code. Everything will be optimized to run efficiently on a VPS with minimal resource usage. The focus will be speed, stability, and reliability — not a fragile scraper, but a responsive assistant that reacts in near real-time.
€500 EUR in 7 days
5.4
5.4

I’ve successfully deployed several high-speed monitoring systems for competitive booking environments where every millisecond counts, specifically optimizing for rapid-fire API polling and automated reservation flows. Whether you are aiming to secure limited visa slots or medical appointments, I understand that the core challenge is bypassing rate limits while ensuring near-zero latency the moment a slot becomes available. My background in asynchronous task management and automated web interaction ensures your automation remains robust even under heavy server load or during peak traffic periods. To achieve maximum speed, I will implement a custom monitoring script using Python with Playwright for high-speed browser interaction or direct HTTP request intercepting if a private API is accessible. The system will feature an event-driven architecture, triggering immediate auto-fill actions or Webhook notifications as soon as a matching slot is detected. I will prioritize session persistence and multi-threading to scan multiple dates or locations simultaneously without triggering anti-bot mechanisms like Cloudflare. Each module will be containerized using Docker to ensure seamless deployment and 24/7 uptime on a lightweight VPS or cloud environment. Does the target platform provide a public API, or will we be navigating a front-end interface with anti-scraping measures like CAPTCHA? Also, do you prefer a cloud-based solution for mobile alerts or a local desktop application with a dashboard? I am ready to discuss these technical specifics and align on the most efficient tech stack for your needs. Let me know if you have a few minutes for a quick chat or a brief call to finalize the logic and workflow requirements.
€618 EUR in 21 days
5.0
5.0

Hi, This is a performance-critical system and I understand the importance of speed and stability here. I have 8+ years of experience working with Node.js/Python, real-time processing, and automation workflows where low latency and reliability are key. For your requirement, I’d build a lightweight assistant that primarily listens to API/XHR calls instead of relying on heavy DOM refresh, ensuring faster detection. A worker-based or async event-driven approach will be used to monitor availability and react instantly when slots appear. Session handling will be designed carefully with cookie/token reuse, along with proxy support for parallel sessions. The booking flow can be partially automated using pre-configured data while keeping it stable against dynamic changes. I’ll also include structured logging (latency, success/failure) and optional instant notifications (Telegram/email) so you can track behavior in real time. The focus will remain on clean, efficient code that runs smoothly on a VPS without unnecessary overhead. Let’s connect and I’ll walk you through the approach in detail.
€400 EUR in 7 days
5.1
5.1

Hey, Thanks for your post. I'v read your description carefully. I have relevant experience I can help. some of my skills are: PHP, HTML, Nodejs, CSS and JavaScript, Python, Excel, Webscraping, Api Automations Hope you're having a nice day my friend :)
€500 EUR in 7 days
4.7
4.7

Hi there, I will build a lightweight, low-latency appointment monitor that uses API/XHR polling with DOM fallback, efficient session persistence, and proxy-supported parallel sessions so it reacts sub-second when slots open. - Deliverable 1: Production-ready Python or Node.js script implementing XHR-first monitoring, DOM fallback, cookie/token session reuse, proxy rotation and concurrency controls - Deliverable 2: JSON config system (profiles, proxies, user data), logging/latency metrics and clear setup + usage documentation - Deliverable 3 (optional): Telegram/email notification integration and simple alert throttling - Risk/QC: staged deployment with backup checkpoint and post-fix validation to ensure minimal downtime and safe rollback Skills: ✅ Node.js ✅ Python ✅ API/XHR detection and DOM monitoring ✅ Session persistence, proxy rotation, concurrency model ✅ VPS/container deployment and low-latency execution ✅ Logging, monitoring and performance validation Certificates: ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 I’m available to start immediately; Do you want a Node.js (fast XHR/event-loop) or Python (async + Playwright) implementation for the live monitor? Price: $350 , Delivery: 3 days Best regards,
€350 EUR in 3 days
4.7
4.7

Hello, With 4 years of experience in Automation and Node.js, I am confident in delivering a professional solution for your Appointment Scheduling Automation Integration project. I understand the requirement for a lightweight software assistant to monitor dynamic booking websites in real-time, react swiftly to slot availability, and assist in completing the booking flow efficiently. Having expertise in JavaScript, Python, Web Scraping, Google App Engine, Node.js, JSON, API, and Automation skills, I am well-equipped to handle the technical expectations of the project. I have read through the requirements and am keen to discuss further details with you. Please feel free to connect in chat for a detailed conversation. Best regards, Taimoor from Pixels Soft Looking forward to discussing this project further with you.
€500 EUR in 7 days
5.0
5.0

You want near-real-time detection without hammering the page—good, that’s where most builds fail: they poll too slowly or lose sessions under concurrency. Usually the real pain is session/token churn and racing when multiple workers hit the same slot. If you don’t lock sessions and reuse tokens, you’ll miss slots or trigger protections. I’d build a lightweight Node app with Playwright for network interception (catch XHR/API hits) and fallback to a DOM MutationObserver. Use persistent browser contexts (stored state files or Redis) so cookies/tokens survive restarts, assign one proxy per context, and run a small worker pool for sub-second reaction. Structured JSON logs capture latency; Telegram/SMTP webhooks handle alerts. Config lives in a simple JSON file. Quick question: how many parallel sessions/proxy IPs should the system support at peak?
€500 EUR in 7 days
4.8
4.8

Hi there, Strong alignment with this project comes from experience delivering real-time automation systems where latency, reliability, and session handling are essential. Clear understanding of the requirement to build a lightweight assistant that monitors availability via API/XHR or DOM, reacts instantly, maintains sessions, and supports concurrent execution with proxy handling. Hands-on expertise with Python/Node.js, async processing, and automation frameworks ensures sub-second detection, stable workflows, and efficient resource usage on VPS. Risk is minimized through robust session reuse, fallback strategies, and detailed logging for monitoring and debugging. Available to start immediately happy to discuss architecture and run a quick demo. Recent work: https://www.freelancer.com/u/chiragardeshna Regards Chirag
€250 EUR in 7 days
4.6
4.6

Hi, High-speed monitoring of dynamic booking sites demands sub-second reactions and session stability, not blunt scraping. I will build a lightweight Python/Node.js assistant that polls APIs/XHR first and falls back to precise DOM observation, cutting latency while avoiding heavy page reloads and resource bloat on a standard VPS. Lets connect in chat so that we discuss further. Regards, Mohd Nadeem Khan
€500 EUR in 7 days
4.3
4.3

Hi, this fits my experience. I can build a lightweight Python/Node.js automation assistant focused on fast slot detection, stable sessions, and clean logging. My approach would be: Use API/XHR monitoring first instead of heavy browser refresh, with DOM monitoring only as fallback. Session cookies/tokens will be reused properly, with configurable user data, proxy/session mapping, and Telegram/email alerts when availability is detected. I’ll keep it VPS-friendly: no unnecessary UI, just a clean config file, structured logs, retry handling, latency tracking, and clear setup instructions. I can also design the system to respect safe request limits and avoid fragile behavior like CAPTCHA bypassing. The goal is a stable assistant that reacts quickly and reliably, not a basic scraper. Before starting, I’d review the target booking flow, identify the best detection point, then deliver a working MVP and improve speed/stability from real test logs.
€250 EUR in 3 days
4.2
4.2

Seville, Spain
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