Library management system java using sqlεργασίες

...printer load balancing and improving system communication. The application is partially developed, and additional features need to be integrated. Responsibilities: Implement printer load balancing: Assign specific printers for black-and-white or color jobs. Reroute print jobs to available printers based on defined conditions. Develop and enhance communication between the application and external systems. Refine and optimize existing workflows for better performance. Add additional features as needed during development. Ensure the software is efficient, scalable, and user-friendly. Requirements: Strong expertise in and Node.js. Proficiency in JavaScript for desktop application development. Experience with task allocation and load management systems. Ability to work with...

Tengo un theme en wordpress con java y PHP, necesito modificar el header

I'm seeking a skilled developer to create a Hospital Food Ordering System for internal use at our facility. The primary objectives of this system are to streamline food ordering for both patients and staff, ensure dietary compliance, and facilitate seamless integration with existing hospital systems. Key Features: - User Role Support: The system should cater to three distinct user roles - Patients, Staff, and Admin. Each role will have specific permissions and functionalities tailored to their needs. - Efficient Food Ordering: The system should be capable of managing food orders efficiently, minimizing wait times and optimizing kitchen operations. - Dietary Compliance: An essential feature of the system is its ability to ensure all food orders meet...

I'm in need of a seasoned software engineer to review and enhance the firmware of our home automation system. The task primarily involves optimizing performance, with a special focus on the Flask web framework and its security measures. Key Responsibilities: - Conduct a comprehensive review of the firmware - Identify performance bottlenecks and areas for optimization - Specifically address the security measures within the Flask framework - Implement necessary code changes in Python, MySQL, Mosquitto, and Flask Ideal Skills: - Extensive experience with firmware review and optimization - Proficiency in Python, MySQL, Mosquitto, and Flask - Strong understanding of home automation systems - Experience with optimizing the Flask web framework - Knowledge of security measures withi...

I'm looking for a proficient eCommerce developer who can build a B2B ecommerce platform primarily focused on product catalog and ordering. Key Requirements: - Expertise in eCommerce platform development - Previous experience in B2B ecommerce - Strong understanding of product catalog and...B2B ecommerce - Strong understanding of product catalog and ordering systems - Ability to create a user-friendly interface The project doesn't currently specify any particular payment methods or integrations for the product catalog, but flexibility and adaptability to incorporate these in the future would be a plus. Previous experience with integrating ERP systems, CRM software, and inventory management tools would be beneficial. Please provide examples of similar projects you have c...

We are looking for a talented and experienced hardware engineer who have full kno...engineer who have full knowldge of cash and digital payment integration hardware to design and develop the hardware components for cash-handling and cash counting machine and all digital payment and including various other components Knowledge and Responsibilities Integrate payment hardware system Design the electronic circuits Select and Integrate Microcontrollers Sensor and Actuator Integration Payment System Integration Fraud Detection Hardware-Software Integration Required Skills: Payment Hardware System Embedded Systems Design Circuit Design & PCB Developmen Sensor Integration: Security Systems: Microcontroller Programming Hardware Debugging Experience with Payment Syst...

...functional post-migration. • Set up SSL certificates for both domains using Let’s Encrypt or another specified provider. • Validate that both websites have optimal loading times and run tests to ensure everything works correctly. 4. Additional Requirements: • Document the configuration and migration process for future reference. • Availability to perform testing after the migration and address any issues that arise. • Assistance with any necessary DNS configuration changes. 5. Required Skills: • Experience with Linux servers (Ubuntu, Debian, CentOS, etc.). • Advanced knowledge of WordPress, cPanel, and website migrations. • Expertise in Apache/Nginx and multi-hosting configuration. • Basic knowledge of DNS managemen...

...Regularly report on the effectiveness of demand generation efforts to stakeholders. Preferred candidate profile • Bachelor's degree in IT, Computer Science, or related field, • Master's degree in Marketing or related field (preferred), • At least 3 years with minimum 2 years of experience in B2B demand/lead generation or related roles for an IT Services company, • Proven track record of meeting MQL/SQL targets from India and ANZ US/Europe geographies, • Previous experience in driving deals to closure, especially in an IT services set-up, • Sound understanding of digital technologies like IoT, AI/ML, Cloud, Digital twin and their applications, • Proficiency in marketing automation platforms and CRM systems. • Exceptional commun...

...optimize cloud resource management using a hybrid Bat and Whale Optimization Algorithm (BA-WOA) in CloudSim. The Bat Algorithm ensures effective exploration, while the Whale Optimization Algorithm enhances exploitation for better resource allocation. The hybrid approach aims to reduce execution time, improve load balancing, and maximize resource utilization, offering an efficient solution for cloud environments. Objectives : To implement a hybrid Bat and Whale Optimization Algorithm (BA-WOA) for cloud resource management. To optimize resource allocation in cloud computing by improving load balancing and reducing execution time. To enhance cost-effectiveness by minimizing operational costs in resource scheduling. To evaluate the performance of the hybrid algorithm ...

I'm in need of a skilled video editor to help me edit a 5-minute film showcasing my use of various software tools. This project involves two camera angles, screen recordings, and audio tracks that might need syncing. Key requirements include: - Creative, informal and conversational editing style - Making cuts between different camera angles - Basic tit...with my business’s brand (colours, logos, and font use) The final output should be: - An MP4 file - Full HD at a resolution of 1920x1080, horizontal - Delivered by 1700 GMT on 29 Jan Ideal skills and experience: - Proficient with video editing software - Previous experience in editing similar casual and engaging videos - Ability to align content with specific brand guidelines - Strong time management skills to meet the...

I need a Database expert who can just make me .sql dump from a database folder. I had a MySQL Docker backup which also contains database (each database has a folder) I have complete folder of a database. I need to extract the table structure and the data as .sql dump

Looking for someone who can effectively promote real cash iOS game across multiple digital marketing channels, increasing downloads, engagement, and revenue while maintaining compliance with platform policies. Key Requirements: Experience Proofs: -Candidates must provide evidence of prior successful a...candidate/team intends to approach and target key demographics. Analytics and Reporting: -Ability to track and report campaign effectiveness with clear KPIs (CPI, ROI, Retention Rate). Application Guidelines: Portfolio Requirement: Only candidates with demonstrable success in similar projects need apply. Availability: Be ready to provide proofs and case studies during the initial discussion. Budget Management: Clear transparency on how the allocated budget will be utilized for ma...

Note: This position is open to candidates based in Pune only. Experie...Playwright for web automation - Strong experience with JavaScript/TypeScript - Excellent programming skills - In-depth expertise in Manual Testing - Advanced knowledge in Web and API testing - Solid understanding of QA processes and methodologies - Experience working within Agile teams - Expertise in designing and executing BDD-style test cases - Advanced skills in defect management using Jira - Strong background in API testing using Postman - Exceptional communication skills - Self-driven, capable of working independently - Ability to manage and lead QA responsibilities for projects - Familiarity with any CI/CD tools If you're passionate about quality assurance and meet these qualifications...

...and operational tasks. This is an exciting opportunity for someone who loves travel, has a knack for design, and enjoys research-based tasks. Responsibilities: Create travel itineraries using Canva with a creative flair and attention to detail. Conduct research to identify and suggest UI/UX improvements for our processes and platforms. Assist with project management tasks using tools like Trello or Asana (experience with these tools is a plus). Skills Required: Proficiency in Canva and a good eye for design. Good research and analytical skills to enhance user experience. Familiarity with project management tools (Trello/Asana/). Good communication skills and ability to work independently. What We Offer: Competitive freelance payment (negotiable based on ex...

...other pre-built platforms - Use Java, Html and PHP Laravel for site development There should be 2 types of product options to be defined by admin, one is that the product should have direct purchasing option on the website and another would be to present an RFQ to the admin. The website will have approximately 10 product categories, within which there will be different product lines. The photos and description will be provided for some products and later the admin will update the rest. There should be a provision to resize the image for optimizing and faster load times. Our current domain is and it is hosted with hostage hosting services. Ideal Skills and Experience: - Expertise in custom-built e-commerce platform development - Proficient in Java and PHP - Previou...

...and operational tasks. This is an exciting opportunity for someone who loves travel, has a knack for design, and enjoys research-based tasks. Responsibilities: Create travel itineraries using Canva with a creative flair and attention to detail. Conduct research to identify and suggest UI/UX improvements for our processes and platforms. Assist with project management tasks using tools like Trello or Asana (experience with these tools is a plus). Skills Required: Proficiency in Canva and a good eye for design. Good research and analytical skills to enhance user experience. Familiarity with project management tools (Trello/Asana/). Good communication skills and ability to work independently. What We Offer: Competitive freelance payment (negotiable based on ex...

...contact chat - GA4, Google Tag Manager, SEO (Generating file, etc.) - SSL security setup and setup Google reCAPTCHA - Landing page with directory to services, our informative webpage, and to online shop (focus to the online sales) - Work on subdomain, then transfer to the main domain (or would that destroy the SEO?) - Connect to our ERP (there is a plugin) and link with inventory management (already synced, but extra review might have to be done) - Automatic email sends to the customer in purchasing - API integration of our webshop with one specific marketplace Also , phone view, UI and UX are extremely important for us, because more and more purchases are made via phone, I do them as well. So we want the old website** in a Breakdance builder, so I can make mode modificati...

I'm seeking a Tamil-speaking professional for data entry and quality control tasks. The job primarily involves working with customer information from other spreadsheets, specifically: - Spreadsheet data entry - Database management Ideal candidates should have: - Proficiency in Tamil - Experience in data entry - Familiarity with database management - Attention to detail for Data QC tasks

I am looking for help with creating a simple Python strategy to be used for crypto trading on Binance. The script is basically a simple trade management and hedging script that will allow me to open and manage multiple orders in hedge mode. The key input variables to be specified by the user are: Trading Symbol Upper Limit Price Lower Limit Price Take Profit (In Percentage) Stop Loss (In Percentage) Initial Trade: Long or Short Hedge Multiplier Maximum Number of Hedges If the user specifies Initial Trade = Long, the trading engine will seek to open BUY STOP orders at the Upper Limit Price and undertake SELL STOP orders at the Lower Limit Price (as a hedge) Let’s assume that the current market price is $100. The user specifies Initial Trade = Long and sets the Uppe...

Hi, I am an experienced Java Spring Boot developer with expertise in building secure backend systems, integrating eSigning APIs, and generating readonly PDFs using Java libraries. I can efficiently deliver the Client Onboarding application with eKYC and eSigning functionalities as per your requirements. Let’s connect to discuss your project further. Best regards, Abhay Kumar

I'm in need of a Client Onboarding application wh...eSigning are in the final stages of approval and will be made available. Key Aspects: - Backend will utilize JAVA Springboot. - The application will generate PDF documents from html input on the backend using JAVA libraries. This PDF documents will be readonly and unencrypted which is sent part of the payload (as attached) to the eSign service provider endpoints - eSigning APIs will be called and successful call will generate email to and a response as attached. Ideal Skills: - Proficiency in JAVA Springboot is essential. - Previous experience with eSigning integration is highly regarded. (APIs are available and tested) - Competency in creating and managing PDF documents using JAVA librari...

I am looking to enhance my online footprint, particularly on Instagram, Facebook, and LinkedIn. The primary content I'll be promoting includes blog posts, product promotions, and user-generated content. Ideally, you would have experience in social media management, content creation, and digital marketing. Skills in SEO and knowledge about the latest social media trends and algorithms would be a plus. Your task will involve: - Increasing visibility and followers on these platforms - Creating and scheduling engaging posts - Interacting with followers to boost engagement - Developing strategies to generate leads Ultimately, I want a professional who can help me grow my social media presence in a meaningful and impactful way.

I'm seeking a German-speaking project manager with a proven track record in software development, specifically in managing web and...mobile applications. This role involves overseeing the project from inception to completion, ensuring that the final product is a successful productivity tool. Key responsibilities include: - Writing and refining requirements to guide the development process - Coordinating between different teams to ensure smooth progress and communication Ideal candidates should possess: - Exceptional project management skills, with experience in software development - Proficiency in German and English - Previous experience with web and mobile application development - Strong writing skills for requirements documentation - Excellent communication skills for te...

I'm seeking a German-speaking project manager with a proven track record in software development, specifically in managing web and...mobile applications. This role involves overseeing the project from inception to completion, ensuring that the final product is a successful productivity tool. Key responsibilities include: - Writing and refining requirements to guide the development process - Coordinating between different teams to ensure smooth progress and communication Ideal candidates should possess: - Exceptional project management skills, with experience in software development - Proficiency in German and English - Previous experience with web and mobile application development - Strong writing skills for requirements documentation - Excellent communication skills for te...

...Profiles: The ability for users to create and manage their individual profiles is crucial. This will require implementing secure email and password authentication. - Content Management System: I am looking for a robust, custom-built CMS that will facilitate easy content updates and management. - Search Functionality: An efficient filtered search feature is essential for user navigation and content discovery. The ideal professional for this task should have a strong portfolio showcasing their expertise in developing modern, minimalistic websites. They should be well-versed in creating user profiles and custom-built content management systems. Proven experience in implementing effective search functionalities is a must. Please share examples of similar project...

I have a PHP-based Content Management System script that requires installation. Ideal Skills: - Extensive PHP knowledge - CMS installation experience - Troubleshooting and debugging skills Please note: I already have the script, so this task is focused solely on installation. Thank you.

I'm looking for a skilled developer or a team to build a robust SaaS platform with a focus on financial management. The platform will encompass key features such as loan/portfolio management, automated financial reporting, workflow automation, and data visualization dashboards. Key Features: - Loan/Portfolio Management: The platform should have comprehensive management features for tracking loans and portfolios. - Automated Financial Reporting: The system should be capable of generating financial reports without manual intervention. - Workflow Automation: This includes primarily task assignment features. - Data Visualization Dashboards: The dashboards will primarily display data in tables and grids. Ideal Skills and Experience: - Proficient in Angu...

I'm in urgent need of help with my email hosting, which is currently with Alovhost. Unfortunately, I'm unable to log into my Cpanel account and need the password reset. Ideal skills and experience for the job include: - Proficiency in web hosting and cPanel management - Experience with Alovhost or similar hosting platforms - Ability to troubleshoot email hosting issues - Strong communication skills to provide updates and explain solutions - Quick response time to resolve the issue urgently

Certainly! Here are some bullet points to help you hire a developer specifically for fetching option chain stocks and index data using the Dhan API for your Tredex View project: ### **Responsibilities:** - **API Integration:** - Integrate with the **Dhan API** or other relevant financial APIs. - Develop and manage API calls to retrieve real-time stock, option chain, and index data. - **Data Handling:** - Write scripts or software to format and store the fetched data appropriately. - Ensure data is saved in preferred formats such as CSV, JSON, or directly into databases. - **Automation:** - Set up cron jobs or schedulers to automate the data fetching process. - Ensure regular updates and timely retrieval of data. - **Data Storage:** - Store fetched data in local st...

I'm seeking a skilled professional with extensive experience in Office 365, particularly in OneDrive. Key Responsibilities: - Assist with overall Office 365 setup and management. - Expertly organize and manage files in OneDrive to enhance efficiency and accessibility. Ideal Skills: - Proficient in Office 365, with a focus on OneDrive. - Strong organizational skills. - Experience in managing access permissions and sharing settings. - Knowledgeable in syncing files across devices. Your task is crucial in ensuring a seamless and productive work environment.

I'm looking for a freelancer who can help me develop an app on Zoho Cre...freelancer who can help me develop an app on Zoho Creator, similar to Splitwise. This app will mainly cater to individual users, tracking personal and shared group expenses. Key Features: - User Authentication: The app should have a simple user registration and login interface. - Role-Based Access: While the app is primarily for individual users, it should have an admin role for oversight and management. The ideal candidate for this project should have extensive experience with Zoho Creator and a strong understanding of expense-tracking applications. Prior experience working on similar projects will be highly regarded. Please note that a significant portion of the project involves designing a user-frie...

I'm looking for an experienced app developer who is proficient in Flutter for creating a financial tracking app for my fintech company. The app should be compatible with both iOS and Android. Key Features: - Expense Categorization: The app should help users track their spending by categorizing their expenses. - Budget Management: Users should be able to set and manage their budgets within the app. - Financial Goal Setting: The app should provide users the ability to set and track their financial goals. - Credit Card Tracking: The app should have a feature that allows users to track their credit card usage, rewards and milestone benefits. Ideal Skills: - Proficiency in Flutter - Extensive experience in cross-platform app development - Previous work on financial tracking apps ...

Data from pdf or word files to system software

Description: I am looking for a skilled developer to help deploy an existing solution that automates Word document text replacement using VBA and outputs a PDF file. I already have a fully functional VBA code and an HTML interface to generate the code. The project involves using this existing logic and expanding it to work seamlessly on a server-based environment. Key Requirements: PDF Output: The system should take user inputs through the existing interface (or an upgraded version) and automatically replace the specified keywords in a Word document. Once the replacement is complete, the system should generate and provide the user with a downloadable PDF file. Database Integration: Create a database to store keywords used for replacement. Provide an option ...

I'm seeking a skilled web developer to create an e-commerce website dedicated to selling my digital products. The site should be user-friendly, secure, and have a seamless...process. Key Requirements: - Expertise in e-commerce website development - Strong understanding of digital product delivery systems - Proficiency in integrating robust and secure payment gateways - Knowledge of best practices for website security and user data protection - Ability to create a responsive design compatible with all devices Please note that the integration of features for download management and user accounts, while beneficial, is not currently a requirement for this project. Your creativity and expertise will be key in delivering a top-notch platform that enhances the customer experience an...

...and Windows-based servers handling Java connection packets. I suspect the issue is due to network congestion or malware activity. Task: Analyze the network to identify the source of congestion or anomalies. Set up a network monitoring tool to capture and analyze Java connection traffic. Provide a brief report with findings and recommendations. Requirements: Experience in network diagnostics and monitoring tools. Familiarity with Java application traffic. Familiarity with Oracle RAC environment. Screening Questions: Can you describe a past project where you diagnosed and resolved network congestion issues? Which network monitoring tools have you used, and how proficient are you with them? Have you worked with Java app...

...support team receive emails from the support ticket system. Allow them to easily reply to the emails and track the replies back into the ticket system. Here’s what I’m envisioning: 1. A ticket is created 2. The is sent by email using a unique address (like: [ticket_num]@) 3. The email is received by both the Client, and the Support team. 4. Both client or the support team can simply click “Reply” on the email and it will be recorded back into the ticket system in the “tickets_replies” table Technical Specifications: Server: The server OS is AlmaLinux v8.10.0 STANDARD virtuozzo Programming Language: PHP 8.3 Database: MYSQL Ticket System: It's a custom build by me. I will handle all of the programmin...

...Project in Python 3.13: Key Requirements: - Expertise in Python, particularly versions 3.9 and 3.13 - Experience with command-line tool development - Ability to troubleshoot and resolve library compatibility issues - Knowledge of external libraries commonly used with Python Your Role: - Upgrade the tool to Python 3.13 - Ensure all functionalities are preserved post-upgrade - Identify and resolve any compatibility issues with external libraries - Provide recommendations for any necessary library updates or replacements When I run the I get the following error: --------------------------------------------------------------------------- ModuleNotFoundError Traceback (most recent call last) Cell In[5], line 1 ---->

I'm currently facing a critical issue with my website, londoncabweddings.com.au. I'm unable to access the Admin CMS and keep receiving 403 Forbidden Errors. I have checked all the usual suspects including file permissions and A records. - CMS: The website is running on a custom PHP CMS, not a typical one like WordPress or Joomla....WordPress or Joomla. - Modifications: There have been changes made to the site a few years back, but no recent updates or installations of plugins or themes. - Error: The specific issue at hand is the persistent 403 Forbidden Error. I need an experienced web developer who can troubleshoot this issue quickly and efficiently, as I need access to the Admin CMS as soon as possible. Skills in PHP, CMS management and server troubleshooting would b...

I'm seeking an experienced developer to create a custom Terraform provider for me. The primary purpose of this provider will be to streamline and automate various infrastructure workflows. The custom provider will need to: - Facilitate resource provisioning - Aid in configuration management - Streamline deployment processes The internal API this provider will need to interface with is written in Go. Therefore, proficiency in Go is a must. Ideal candidates will have extensive experience with Terraform, API integration, and infrastructure automation.

I'm looking for a detail-oriented professional to help with spreadsheet data entry. The task involves transcribing product information from PDF files into a spreadsheet. Ideal Skills: - Proficiency in using spreadsheets (Excel, Google Sheets) - Attention to detail - Ability to transcribe data accurately from PDF files - Understanding of product inventory management (preferred but not essential)

Development of a Booking System for Hideout Private Home Theatre I am looking for an experienced web developer to create a seamless and user-friendly hourly booking system for my hideout private home theatre on my website. The system should allow users to book the theatre for a minimum duration of 3 hours, with the flexibility to extend the booking by the hour. Project Requirements 1. Key Features: User Registration/Login: Allow users to sign up and log in using their email or phone number. Theatre Booking Interface: A calendar view for selecting the date and time slots. Time slots should be displayed in 1-hour increments, with a minimum booking duration of 3 hours. Users should be able to extend bookings beyond 3 hours in hourly increments. Pricing ...

I'm looking for a skilled WordPress developer to enhance my website. The key task involves integrating an annual subscription model that provides access to members-only products and services. Key requirements: - Implement an annual subscription feature - Create a section for members-only products or services - Develop customer profile management capabilities - Setup user forums or community access Ideal candidate should have extensive experience with WordPress, eCommerce, and membership site development. Knowledge in creating secure, user-friendly subscription models and community forums is a plus. Please provide examples of similar projects you've completed.

I'm looking for an expert in Android APK decryption. The aim is to decrypt the source code, which is a mix of Java and Kotlin, with a specific focus on network communication components. Key Requirements: - In-depth knowledge of Android APK structure and decryption methods - Proficiency in both Java and Kotlin - Experience with network communication in Android applications - Ability to deliver the decrypted source code in an understandable format Please provide examples of similar projects you've completed in your bid. Its the best to have the human readable source code decrypted. If not, then it is expected to crack the registration process. If it involves requests to network, then i will need the code to be modified to work with a mock backend.

I'm looking to modernize the interface of my ERP system with a complete UI/UX makeover for both web and mobile versions. The new design should embody a bright and bold aesthetic, making use of modern UI elements in a creative and visually appealing way. Key Responsibilities: - Redesigning the dashboard to be user-friendly and visually appealing. - Overhauling forms and input fields to be intuitive and engaging. - Applying a fresh perspective to the current layout structure. Ideal Candidate: - A strong portfolio showcasing modern, vibrant UI designs. - Experience with ERP system design is a plus. - An excellent understanding of dashboard design and forms/input fields. Compensation: - Payment will be made per screen.

Παρακαλούμε Κάνε Εγγραφή ή Κάνε Είσοδο για να δεις λεπτομέρειες.

I want to create a remote start system for my BMW E60. The system will use an esp32 c3 to communicate with my phone, and a arduino mega to handle the sensors,and everything else ( esp is only for comunication ). Once close, it should start the car. As a backup, it will use an R503 fingerprint sensor for authentication. The app is already made by me in thunkable Key components of the project: - mcp2515 to detect engine RPM and door status via bmw K-kan bus. - Arduino to check shifter position using a Hall sensor, engine RPM and handbrake signal to permit remote start. Communication: - The primary communication method will be Bluetooth Low Energy (BLE) to interact with my phone. I need someone who is: - Very active on freelancer or platforms like WhatsApp, Facebook, ...

I'm looking to develop a Restaurant Review and Recommendation App for both iOS and Android platforms. The app will essentially be ...a social platform for food enthusiasts. (App reference: OpenRice) Key Features: - User Authentication: Essential for building a community and personalizing user experience. - Product Catalog Management: This will handle different food items, restaurants, and reviews. - Map and GPS Integration: This will help users locate recommended places and track their food journey. Ideal Skills and Experience: - Proficiency in both iOS and Android app development. - Prior experience in developing social media or review-based apps. - Strong understanding of User Authentication systems and Product Catalog Management. - Expertise in implementing Map and...

Project Title: Build a Chatbot on Azure SQL with LangChain and Chainlit Project Description: We are looking for an experienced developer to build a chatbot that integrates with our existing Azure SQL database, leveraging LangChain for LLM-based query orchestration and Chainlit for the frontend chat interface. The chatbot will enable users to interact with and retrieve insights from data stored in our database using AI. The project involves: Setting up Azure SQL with vector support for embedding and similarity search. Developing Python scripts using LangChain to handle data retrieval, embedding generation, and prompt orchestration. Integrating the backend with Chainlit to create a user-friendly, scalable chat interface. Key Deliverables: A functional c...

Phần mềm ERP của mình đã có phân hệ kế toán, nhưng chưa đưa được ra các báo cáo kế toán theo chuẩn VN, họ đã có các báo cáo kế toán chung như profit & loss, Balance Sheet cần các bạn có kinh nghiệm tốt về sql để cùng với IT in-house xây dựng hệ thống report cho kế toán