Elastix aws cloudmunkák

Hello Daniel, a PRJCT8 GmbH kötelékében egy cloud-alapú retail szolgáltatást építünk, mely nagy számű bolt nyitását és üzemeltetését segítené elő. Mostanára a back-end fejlesztése olyan fázisba került, hogy a következő lépés a front-end megalkotása lenne, természetesen együttműködve a backend fejlesztőkkel. Első körben webes frontendet építenénk, amely mobil eszközökre is optimalizálva lenne. Amennyiben érdekes, szeretnénk egy rövid teams callban egyeztetni a részletekről. Üdv,d

Fintech Web app MVP developmenthez keresünk freelance frontend codert. Projekt munkáról van szó, nem szükségszerűen full-time (eddig jellemzően heti 10 és 30 óra között raktunk bele munkát). A meglevő kódot én raktam össze, de a jövőben más projekten ...munkát). A meglevő kódot én raktam össze, de a jövőben más projekten kell dolgoznom, és ebben mint lead dev maradnék csak benne (megbeszéljük a feature requesteket és átnézem a PR -ket). Kb. 6-8 heti munka van még hátra az első public release -ig, a folytatás ezután közös döntés alapján. Stack: Must: Re...

Egy Linode cloud szerveren telepítem a ServerPilot platformot. Ez már önmagában jó alap, de ezt szeretném tovább optimalizálni, beállítani a lehető legjobb konfigurációt. Automata, időzített adatbázis mentés és esetleg fájl mentés beállítása külső szerverre, valamint egyéb javasolt biztonsági beállítások kellenek még. Ideális esetben szükségem van további karbantartásra, felügyeletre, hibajavításra, akár garantált készenléttel.

...analysis. All the tables are fed from the main large table (secondly rate table - real time table). Details about the models: ML Model Development: Anomaly Detection Model: Develop a model using Random Forest algorithms to detect unusual patterns in energy usage. SARIMA Forecasting Model: Implement SARIMA models to forecast daily energy requirements, considering seasonal variations. Database: A cloud SQL real time database is preferred. Front end: After analyzing the data, I want to display the results to the user in Flutter with a very simple UI. I want to display: - Total energy consumption. - A graph for the total energy consumption by hour. - Energy consumed for each device. - Energy consumption compared to yesterday's. - Estimated energy consumption by end of the m...

Looking for an expert in Oracle Integration Cloud to assist with my tasks in application integration and process automation. The integration should compare two files on the FTP, and send an email to the recipients. - In-depth understanding of Oracle Integration Cloud - Strong knowledge in Application integration - Process automation skill set - Ability to advise on best integration strategies

As a business focused on making data-driven decisions, I am seeking an expert to create a data analytics tool from scratch using ReactJS and AWS. The tool will analyze an array of data sources and present the results using insightful visualization techniques. Here are the requirements: - Implement Amazon Cognito for user authentication and authorization - Utilize AWS Amplify for the app's development and deployment - Integrate AWS API Gateway for efficient data exchange - Integrate Stripe for payments. Need complete flow Our tech stack looks like: - Amazon Amplify for app backend, and front end - Gatsby JS coupled with AppSync for front end - Amplify UI and MUI Material for UI components Features that I need: - End to end user journey - from login/registration...

...you're seeking expert assistance in creating an AWS (Amazon Web Services) solution. While the project details are not specified, the potential scope of the project could involve various AWS services such as EC2, S3, and Lambda. This suggests a focus on cloud computing services to develop and potentially optimize a solution for a specific use case. Given the possibilities, requirements from you as a project manager might include: - Comprehensive understanding of AWS services - Experience in deploying AWS infrastructure - Strong analytical and report writing skills Developing an AWS solution without a specific service focus means the freelancer must have a holistic grasp of AWS. They should be able to discern when to use EC2 instan...

I'm looking for a seasoned full stack de...stack developer with expertise in Flutter, React JS, and Node JS to build a comprehensive web application. The project will include, but not limited to: - Building a User authentication system - Implementing real-time notifications - Integrating data visualization tool The ideal candidate will have a proven track record of developing complex web applications. Familiarity with Firebase and Google Cloud is also a plus. Through this project, we aim to create a responsive, efficient and user-friendly platform. Your role will be crucial in achieving this goal. Please provide examples of web applications you have built previously that applied these skills, especially with real-time notifications and data visualization. I look forward to wo...

I'm looking for a skilled DevOps Engineer experienced in AWS to help design a robust architecture for my Spark and Sagemaker Machine Learning models. Key Requirements: - **AWS Services**: Your primary focus will be on utilizing Amazon S3 and Amazon Sagemaker effectively within the architecture. - **Programming Languages**: Familiarity with both Python and R is important, given that my models are built in those languages. - **Model Operations**: Your design should focus on enabling batch predictions and facilitate model training and retraining for the Machine Learning models. Ideal Skills: - Experience with Amazon S3 and Amazon Sagemaker are a must. - Proficiency in Python and R for fine-tuning or troubleshooting the models. - Familiarity with designing architectures fo...

...you're seeking expert assistance in creating an AWS (Amazon Web Services) solution. While the project details are not specified, the potential scope of the project could involve various AWS services such as EC2, S3, and Lambda. This suggests a focus on cloud computing services to develop and potentially optimize a solution for a specific use case. Given the possibilities, requirements from you as a project manager might include: - Comprehensive understanding of AWS services - Experience in deploying AWS infrastructure - Strong analytical and report writing skills Developing an AWS solution without a specific service focus means the freelancer must have a holistic grasp of AWS. They should be able to discern when to use EC2 instan...

deseo crear un bot que pueda visitar y mantener un numero x de conexiones con un sitio web , una pagina de videos para aumentar el numero de personas viendo

I'm looking for an AWS expert who can set up my profile in Mumbai with 1000 virtual central processing units (vcpus). This highly specific task requires excellent knowledge of Amazon Web Services. Key tasks include: * Setting up EC2 instances specifically optimized for compute. * Ensuring the configuration supports the primary application of machine learning. You should have a deep understanding of AWS, specifically EC2 instances, with a proven track record of setting up compute optimized environments tailored for machine learning. Prior experience with large scale setup (1000+ vcpus) would be a distinct advantage in being successful in this project.

I'm in need of a seasoned developer who has experience working with CMS systems and cloud services like AWS. The primary focus for this project is building an automated blog content system, leveraging GPT for content generation. Key Requirements: - Proficient in CMS (WIX is a plus) - Strong experience with GPT or similar AI tools - Able to design and implement highly customized content for different user profiles - Expertise in AWS is a big plus I need a developer who can seamlessly integrate these technologies to create a dynamic, user-friendly blog system. The ability to provide recommendations and creative solutions based on your experience is highly valued. Your work will be pivotal in creating a unique, engaging experience for our blog readers.

I need an experienced content writer who has expertise in the areas of Artificial Intelligence, Cloud Computing, and Cybersecurity. You should be able to write engaging content for two main segments: business professionals who want to stay informed about these technologies, and beginners in tech who need easy-to-understand, entry-level guidance. - Frequency: Weekly articles - Audience: Business Professionals & Beginners in Tech - Topics: Artificial Intelligence, Cloud Computing, Cybersecurity The ideal candidate will have excellent writing skills, a deep understanding of these tech areas, and an ability to make complex ideas accessible for all levels of tech skills. You should also have a keen understanding of the specific needs and interests of business professionals a...

I'm looking for a functional implementation utilizing AWS media convert in a .NET core environment, with a specific focus on video transcoding. - Functionalities: The main functionality to be implemented is video transcoding with the target being MP4 format. - Desired Output: The desired output resolution for the transcoded videos should be 1080p. Ideal Skills and Experience: - Significant experience with AWS Media Convert - Proficient in .NET core programming - Experience with video transcoding technologies - Understanding of video formats, particularly MP4, and resolution settings.

I need an expert in Ionos Cloud platform to help me deploy a project which mainly requires web server setup. For the deployment, the project would require specific server configurations or software installations on Ionos, including React, FastAPI: - Expertise in Ionos cloud platform - Setup of web server - Software installations for FastAPI and React Ideal freelancers should have extensive experience in cloud deployments, specifically with Ionos, and should be well-versed with web server setup and software installations for FastAPI and React.

...across different devices and browsers. Deployment and Maintenance: Deploy the application to a cloud environment and ensure its ongoing operation, including updates and troubleshooting. Required Skills: Proficiency in web development technologies (e.g., HTML, CSS, JavaScript, and a server-side framework like Node.js or Django). Experience with Python, particularly in data handling (pandas) and automation scripts. Strong background in API integration and management. Experience in handling databases (e.g., MySQL, MongoDB). Familiarity with AI and machine learning frameworks or APIs (experience with image generation APIs is a plus). Good understanding of cloud services (AWS, Azure, or Google Cloud) for deploying and scaling applications. Ability to design user ...

SAP BTP / Cloud Foundry DevOp's Create the CI/CD pipelines for a new application built in Java & React. Deploying on SAP BTP (similar to Cloud Foundry) Create release packages Time sensitive - start immediately

Looking for a Google Cloud Platform (GCP) expert who can assist with Cloud Functions and Vision API integration and deploy function on google cloud - Your main focus will be integrating Vision API for images batch processing and setting up Cloud Functions. The urls of images will be in excel file in google cloud. The parse result to be placed in columns next to url column. - The data primarily processed with text detection. Ideal Candidate: - Proficient in GCP services, specifically Cloud Functions and Vision API. - Experienced in setting up GCP services for one function. - Skilled in implementing Vision API for image processing. - Strong understanding of data processing in GCP.

I am looking for a skilled and experienced Full stack developer with Hands-on experience in Java Hands-on experience in Angular/ REACT Hands on experience on AWS RDS/AWS S3/Oracle/AWS Athena/ SQL In-depth knowledge in Core Java, Spring framework and RESTful API Services, Apache Camel, CI/CD Jenkins, Containerization Experience with AWS Cloud and its services like EC2, Athena, Lambda, S3, SQS and Cloud Formation Experience in writing JUnit test cases Problem-solving abilities

We are urgently developing a compre...with CRM and MAP platforms like Salesforce and HubSpot. - Capable of creating detailed entity-relationship diagrams and data flow diagrams quickly. - Excellent problem-solving skills and ability to work independently in a fast-paced environment. - Fluent in English with outstanding communication skills, both written and verbal. # Preferred Qualifications: - Experience with cloud services such as AWS, Azure, or Google Cloud. - Background in data science or analytics. - Previous experience in marketing analytics or similar urgent projects. # Project Duration: - 1 month, with potential for follow-up enhancements based on project outcomes. # Budget: - Fixed-rate proposals preferred given the project urgency. Please include your prop...

I'm in need of a skilled developer to craft an AI-based firewall in a SaaS format. Features must include: - Real-time threat detection - Automated incident response - A user-friendly dashboard. The finished product will need to be hosted on a direct server. For security, it must meet these criteria...include: - Real-time threat detection - Automated incident response - A user-friendly dashboard. The finished product will need to be hosted on a direct server. For security, it must meet these criteria: - Basic security measures - Advanced threat detection and prevention - Customizable security rules - DDOS attack prevention. Applicants with a strong background in AI, SaaS development, and cloud computing are desired, particularly those with experience in high-securi...

Experiencia en el desarrollo de aplicaciones móviles con Flutter y Dart. Destacado en el diseño de UI/UX, creando interfaces intuitivas y visualmente atractivas que mejoran la participación y satisfacción del usuario. Competencia en base de datos y autenticación de Firebase, Google Maps y geolocalización y Google Cloud que permita crear soluciones móviles sólidas, escalables y confiables que satisfacen las necesidades de los usuarios corporativos y personales. Desarrollo Crearé un panel de administración del sitio web para que puedas realizar un seguimiento de todo desde él proyecto. Ejemplo: Administrar usuarios (Listar / Agregar / Editar / Eliminar usuarios) Administrar categor...

I'm looking for a talented Node.js/Express developer to help me with the backend of my website. The frontend is already set up, and now I need a skilled individual to take care of the backend, particularly for the contact page API. This is an exciting opportunity to showcase your skills and work on a project that's primed for success. Key Requir...intuitive email notification system for incoming messages. - Ensure the backend integrates seamlessly with the already established frontend. Ideal Candidate: - Proficient in Node.js and Express with a solid portfolio of past work to support your skills. - Experienced in developing contact forms and email notification systems. - Strong understanding of web development best practices. - Familiarity with cloud-based hosting for su...

...quickbooks. Ideal Skills: - Proficiency in SaaS tool development using a no code tool flutterflow - Experience with real-time data processing - Previous work on financial reporting tools - Familiarity with integrating systems with accounting software User journey - Register with Google account - link with accounting platform like Quickbooks (1 click integration) - Extract data and save the data in AWS securely - Do some calculations on the data (we will provide it) - Display the information in widget formats in the platform - Client pays for premium features and payment is via stripe - Notification and Reports are emailed The selected freelancer should be able to develop a user-friendly, intuitive and accurate tool that will help small business owners keep a close eye on...

( Only Indian ) Please help with the good quality profiles on the below shared requirement . Skills Required - Python , ReactJs and AWS ( For Technical Lead – Team lead experience required ) Experience – Lead – 9-+ years – 6-9 Years NP – Immediate – 10 Days Job Description As a Tech Lead, you will have key responsibility for the critical tech design and architecture decisions for your team. It is your responsibility to drive projects forward, mentor junior team members, ensure alignment with the company’s overall architectural direction, and contribute to continuous improvement initiatives. By delivering innovative and reliable software, you will contribute to the success of our organization and make a meaningful impact to thousands of c...

I am in need of a proficient administrator to offer a hand in various tasks, namel...excellent communication skills are essential. I am very comfortable with the use of software tools that ensure high efficiency and accuracy in task management. - Data entry: Must have attention-to-detail and ability to interpret data correctly. - Email management: Experience with a broad spectrum of email platforms and management tools. - Document organization: Skills in file management software and cloud services are essential. The ideal candidate should have sufficient experience in administrative jobs performed remotely, coupled with excellent digital literacy. This encompasses expertise in office software (Word, Excel, etc.), data entry software, and proficiency in email and document managem...

Project Description: We are seeking a highly skilled High-Performance Computing (HPC) Engineer with expertise in shell scripting and workflow automation to assist in the evaluation and enhancement of the Parallel Works platform. The successful candidate will need to execute various tasks involving cloud cluster management, running pre-installed workflows, and handling both basic and advanced system integrations. Experience with MPI (Message Passing Interface), Singularity containers, and batch scripting is crucial.

...Flutter Developer who can design an application compatible with both Android and iOS platforms. Key features I'm looking to integrate are: - User Authentication - In-App Purchases At this stage, the requirements for SDK integration are open-ended as this question was skipped previously. Please recommend a suitable option you are comfortable with from the following choices: Firebase, AWS, Google Cloud, etc. Familiarity with Playstore submissions is also a must, ensuring a smooth transition from development to publishing. An ideal candidate for this role would have a solid record of creating Flutter applications for a variety of platforms, along with implementing the features listed above. Your techno-functional expertise would be crucial in building a successful...

For this project, I require a Discourse forum on Google Cloud Platform tailored for engaging public community discussions. I want it to be professional and straightforward, reflecting reliability and efficiency. - Platform: Set up on Google Cloud Platform is required. Prior experience with this platform would be beneficial. - Audience: The forum should be set and optimized for public community discussions. - Appearance: The design theme should be professional and straightforward. Your ability to reflect this in practical design would be an advantage. I look forward to seeing your bids and working with you to create this forum.

I'm looking for a talented developer or team to craft an omnichannel chat platform designed to streamline communication by integrating it with our existing cloud call center software as a service (SaaS). Our goal is to enhance customer support and engagement by incorporating multiple communication channels into a single, unified interface. **Key Integrations:** - **Messaging Platforms:** WhatsApp, Facebook Messenger, email, and SMS. Additionally, PBX system integration is required to bridge our voice call capabilities with digital communication channels. - **Features:** Essential features we're looking for include: - **File Sharing:** Ability to share documents, images, and videos across all channels. - **Chat History:** Seamless access to previous conversations...

...Employ PDF manipulation libraries or APIs for efficient processing. 4. Image Processing: Utilize image manipulation libraries or APIs for efficient image processing. 5. Database: Establish a secure database for user accounts and document/image storage (if applicable). 6. Hosting: Choose a reliable web hosting solution with sufficient bandwidth to handle user traffic and file uploads, considering cloud hosting for scalability. Project Deliverables: 1. Fully functional website with core PDF and image manipulation functionalities. 2. Responsive design ensuring optimal viewing on various devices. 3. SEO optimization strategy and initial implementation. 4. Integration with Google Adsense (subject to approval based on Google's guidelines). 5. User interface wireframes or mockups...

Description: I'm seeking an experienced AWS and Django developer to urgently fix a "502 Bad Gateway" error that started occurring on my Django-based website hosted on an AWS EC2 instance after an IAM role change. The task will also involve reviewing and revoking AWS access previously granted to a developer, and ensuring the site's security and integrity. Responsibilities: Diagnose and resolve the "502 Bad Gateway" error. Review and modify IAM permissions to ensure both security and functionality. Confirm that all components of the AWS environment (like EC2, RDS) are properly configured and interacting without issues. Ensure the Django application is securely configured and fully operational. Provide a brief report on the changes m...

I am seeking an expert in AWS servers, particularly in the problem-solving aspect of EC2 instances. Key tasks to be performed: - Diagnose the specific issues of the server - Suggest and implement suitable solutions to rectify the problems - Maintain and improve server performance Ideal Expertise and Skills: - Strong technical skills and deep understanding of AWS, specifically EC2 instances - Proven track record in handling server emergencies and solving server issues - Competence in developing and maintaining customer-focused, high-performance AWS infrastructure - Proficient with best practices in ensuring server security

Hi Stuart! I hope all is well! Long time since we last spoke! Need to create another clinic or AWS instance of software you had developed for me a few years back. Hoping that you are available for this project! Thanks Stuart!

I'm in immediate need of a cloud-based stock management software with barcode generation, scanning, stock quantity tracking, and weight measurement functions. The system should enable me to: - Generate and scan barcodes for every product in my stock - Track the quantity of each item I have in stock - Measure the weight of my stock in grams I prefer a cloud-based solution that can be accessed and updated from any internet-connected device. The software should have an easy to use interface and be able to: - Enable manual entry of stock data - Support updating stock information by scanning barcodes - Automatically update stock data from my sales records The software could be developed in Excel, as long as it's accessible online. As a freelancer, you should have exp...

I am in immediate need of a skilled AWS developer to address various issues in my application. These include improper error handling, server banner disclosure, and misconfigured CORS. Requirements: - Identify and rectify improper error handling, ensuring that user-friendly error messages are displayed and errors are logged for debugging purposes. - Address server banner disclosure, to enhance the security of the application. - Modify CORS configuration to prevent misconfigurations and enhance security measures. I am looking for an expert who is well-versed in AWS, particularly in working with applications. The ideal freelancer for this job should have: - A thorough understanding of AWS services and its integration with Next.js. - Proficiency in addressing securi...

...adding the usual trading indicators as part of the strategy, but I want to start basic. Ability to customize buy and sell points as well as add different cryptocurrencies. Very Important: Host the script in the cloud for convenience and to avoid personal management responsibilities. I don't want the script to run on a server like AWS that I'd have to manage and continually monitor for uptime, etc. The script should allow for easy parameter adjustments. Considerations for adding various cryptocurrencies such as Litecoin, Dogecoin, etc. Preferably, the script should be hosted on a cloud platform to alleviate personal management responsibilities. How to Apply: Please provide examples of previous cryptocurrency trading scripts you've developed, along ...

I'm looking for an experienced Solution Architect to help me with a digital transformation project. The main goal of this project is to undergo a significant change to modernize and improve our current IT infrastructure and processes. Key requirements for this solution inc...without compromising performance. - Reliability: We need a dependable infrastructure that ensures minimal downtime and data loss. - Cost-effectiveness: The solution should be efficient in terms of both initial cost and long-term maintenance. I'm particularly interested in leveraging Cloud-based solutions such as AWS, Azure, and GCP for this project. Ideal candidates should have a proven track record in designing and implementing scalable, reliable, and cost-effective digital transformation pro...

Project Description: We are seeking a highly skilled High-Performance Computing (HPC) Engineer with expertise in shell scripting and workflow automation to assist in the evaluation and enhancement of the Parallel Works platform. The successful candidate will need to execute various tasks involving cloud cluster management, running pre-installed workflows, and handling both basic and advanced system integrations. Experience with MPI (Message Passing Interface), Singularity containers, and batch scripting is crucial.

...hosted on AWS is currently down due to a database connection issue. Key requirements: - **Database Connection Issue**: The site is throwing an 'Error establishing a database connection' message. I believe this is related to database connection details in the WordPress configuration file. If you are experienced with AWS and WordPress, this could be a quick fix. - **Backup Restoration**: I have a recent backup of the site. However, I'm not confident about the database connection details in the configuration file. Restoring the backup and ensuring the database connection works correctly is crucial. - **AWS and WordPress Expertise**: Ideal candidates should have experience with both AWS and WordPress. Familiarity with accessing and modifying th...

I'm looking for a skilled web developer to assist in creating an integrated PHP/HTML code for integrating Star Micronics Cloud print. Your responsibilities will include: - Understanding the requirements of the Star Micronics Cloud print - Creating a detailed, clean, and functional code in PHP/HTML - Testing the code to ensure there is a smooth integration Ideal Skills: - Expertise in PHP and HTML - Experience with Star Micronics Cloud print integration - Skill in creating and integrating efficient codes. Please, only apply if you have a strong understanding of Star Micronics Cloud print and the ability to deliver a well-written, effective PHP/HTML code.

I need upload my catalogue to amazon with stock control

I'm seeking a seasoned professional who can set up a robust CI/CD pipeline to automate software delivery on the AWS platform. This project is specifically focused on AWS, and ideally, you should have experience with the following: - AWS EKS: The ability to create, manage and optimize a Kubernetes cluster on AWS EKS. - Argocd: Proficiency in configuring and deploying applications to Kubernetes using Argocd. - CI/CD Best Practices: Strong understanding of industry best practices for CI/CD, including infrastructure as code and automated testing. - Monitoring and Logging: Experience with setting up highly advanced monitoring and logging for CI/CD pipelines, ensuring real-time monitoring and comprehensive logging capabilities. Your role will be to design ...

More details: What platforms do you want the app to be developed for? Android, Both Will the app require user authentication? Not sure Which functionalities do you want for your web portal? User management, Real-time updates

...expert researcher to provide a comprehensive analysis about the cloud computing provider, Modcloud. Your primary responsibility will be to provide detailed data about the following: - Services Operated: Specifically, their cloud computing services. - Service Model: Their operational model revolves around Infrastructure as a Service (IaaS). - Consumer Service: Any consumer services offered need to be listed. - How Services are Offered: Although this data is missing, any available information regarding their model of operation (subscription basis, one-time payment, or pay-per-use) should be provided. Ideal candidates should demonstrate previous experience in the tech market research sector, particularly with a focus on cloud computing providers. Strong analytical a...

...to life! This isn't your typical job post – it's more of a collaborative side hustle. We'll be building something together that has the potential to change the game in the finance world. What I'm Looking For: Someone who's passionate about building scalable applications. Experience with backend development, RESTful APIs, and microservices. Familiarity with database management (SQL/NOSQL) and cloud services. A creative problem solver with a knack for turning ideas into reality. What You'll Do: Set up the backend architecture. Implement core and advance functionalities. Database Management Monitoring and Performance Optimization and much more If you're up for the challenge and want to be part of something special, let's chat! Dr...

I want a Linux Ubuntu 24.02 expert who knows multiple domain handling on the server. I already created a .conf file but respective subdomain is redirecting to another website than required.

I'm looking for an expert who can create a comprehensive dashboard using Splunk for analyzing my website logs. The dashboard needs to clearly visualize data using pie charts. Fetch only specific error logs from cloudwatch and create on dashboard. If there is error on cloudwatch regarding node group, target group and autoscaling group, pod failed it should create alert . For exmple if something goes down it should create alert and also should give cause of issue. Also create dashoboard which will show how many Number nodes in node groups , instances and pod in the autoscaling group, also ram and cpu utilization of pods and nodes. Your responsibilities will include: - Analyzing website logs to understand and visualize the CPU and RAM utilization - Creating intuitive & ins...

I'm looking for an expert that can guide me through Oracle Cloud Infrastructure (OCI) and VCN setup via live demos. I'm seeking at least 5+ live demonstrations, that would cover the following key topics: - VCN Configuration - Subnetting and Security Lists - Connecting to On-premises Networks The ideal candidate should have a strong understanding of Oracle Cloud Infrastructure, particularly in VCN setup and networking. They should be able to explain complex concepts in a clear, easy-to-understand manner. Previous experience in teaching, training or knowledge transfer would be a plus. Please note that this project is focused on live demos and teaching, rather than a simple setup. The main goal is to acquire a deep understanding of these topics, so the demos should...