Java printing rtf files jobs

The developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools; 3. -- If you have an already published app you can! Out -- for s-a-l-e! . If you are interested, please feel free to contact us and look forward to further communication with you.

I'm searching for an experienced Android developer to work on a self-help app that...app is to track the user's progress. Key Features: - User Registration and Login: The app should incorporate a straightforward registration and login system to ensure user engagement. - In-App Purchases: It's essential that the app supports in-app purchases to enable users to access premium content or features. The developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools; 3. -- If you have an already published app you can! Out -- for s-a-l-e! . If you are interested, please feel free to contact us and look forward to furthe...

I'm seeking an Android developer with a strong grasp of Java programming, Android SDK, and UI/UX design for a straightforward project. Key Features: - The app should be capable of user authentication. Primary Goal: - The main objective is to create a basic calculative with admin approval of features and scrollong images which can be changed application. App is similar to video attached The ideal candidate will have experience in developing clean, user-friendly Android applications with a focus on accurate calculations. Experience in UI/UX design is a plus, as we aim to provide a sleek and intuitive user interface.

We are seeking a skilled developer to create a self-service car wash system that can be used on both Andr...system should allow users to easily locate nearby car wash stations, select their preferred service package, make payments, and receive notifications. The ideal candidate should have expertise in Android and iOS app development, as well as experience with GPS integration, payment gateways, and push notifications. 1. At least 2 years of experience in Android application development 2. Proficient in Java or Kotlin programming languages and Android development tools and frameworks 3. Have a certain understanding of mobile application design and user experience 4. If you have published applications for s-/--a--/--l---/-e, I am interested and look forward to further communicatio...

I desperately need to get apps, especially those available on the Google Play Store. My interests lie in a broad range of application types, including gaming, tools, lifestyle, entertainment, and news applications. All applications except finance, wallpapers. And requires a certain amount of downloads. key point: Have a certain number of downloads - The apps should be available on the Google Play Store. Make sure the source file signature file is complete. - I am particularly interested in games, tools, lifestyle, entertainment and news apps. Your role is to sell me the rights to your application. Experience using applications in these specific categories (games, tools, lifestyle, entertainment, news) will be a major advantage.

I'm in need of someone who can prepare some photos for a poster print. The poster size should be A2, 16.54 x 23.39 inches, and the photos need to be at 300 dpi for high-quality printing. Key Tasks: - Ensure the photos are at 300 dpi: Images should be enhanced and adjusted to meet this resolution. - Color correction: Each photo needs to be color corrected to ensure the image is vibrant and appealing. Ideal Skills: - Graphic Design: You should be proficient in tools like Photoshop or Illustrator. - Photo Editing: Experience in enhancing photos for high-quality prints is a must. - Attention to Detail: The final poster needs to be of the highest quality, so a meticulous approach is vital. Please include your relevant experience and a portfolio showing similar projects you&#...

I am seeking a meticulous freelancer experienced in image data entry to input images from my existing digital files into a database system. Skills and Experience: - Comfort and familiarity with transferring images into databases - Keen attention to detail - Ability to handle a sizeable number of digital files - Expertise in working with various database systems Deliverables: - A well structured, neat, and accessible image database compiled from existing digital files. Please ensure images are correctly catalogued and easy to retrieve.

...Rest Assured to implement it in an API testing project at work. Key Requirements: - Experience in Java, BDD, Serenity framework, and Rest Assured - Able to guide and teach on: - Understanding an automation project - Creating and executing tests - Reporting - GIT Integration The project is centered around API testing, so any specific experience here is a plus. I'm looking for a patient, experienced professional who can help me grasp the fundamentals and guide me through the intricacies of implementing automation with the mentioned frameworks. There are existing scripts in place which I need to understand and also create new scripts and execute on my own. Ideal Skills: - Strong Java background - Experience in BDD - Expertise in Serenity framework and Rest As...

I'm looking for a skilled graphic designer to create a detailed streetwear / gym mens hoodie design, suitable for print on both the front and back. Key Requirements: - The design must encapsulate the essence of streetwear fashion. - Detailed, creative, and visually appealing design elements are needed. - It should be suitable for printing on both the front and the back of the hoodie. About our brand : We are a mens Australian gym and street style brand. Our goal to spread the spirit of Aussie culture ! The Kangaroo is our iconic brand icon and want it to show on this hoodie. Design brief / ideas: - Want to have our brand name GYMROOS on the front somewhere. - Include our kangaroo head illustration some where on the design or through out the design - Include the simplif...

I am looking to innovate my paintshop's inventory management by implementing a QR Code system. The system will involve each paint tin being assigned a unique QR code, which will be printed onto a sticker. This QR code will have the product name and product code printed underneath it. Key Tasks: - Generating a unique QR code for each paint tin - Printing the QR code and product details on a sticker in color - Ensuring the QR code can be scanned by mobile devices - Ensuring the product name and code are prominently displayed - Ensuring the stickers are durable and able to withstand the paintshop environment This system will serve a few purposes: - Tracking Consumption: Our staff can scan the QR code when they use up a tin, allowing us to track consumption in real-tim...

...somewhere in the design but its ok if its in the back near label written details ; include a quality seal, website link, and sustainability mark. ______________________________ For printing purposes Once design is approved You will need to provide file with ready to print artwork according to following specifications Label dimensions: 1.8” Label length 4.5” Gap top and bottom: Over 2 mm (3/32") each side of label Outer diameter of roll: Max 350 mm (14") Core size: 3" Inner Diameter X 2.0" Height Gap between labels: 2 ~ 6 mm (3/32" ~ 1/4") Set "Document Color Mode" to CMYK Color, not RGB. • Make sure the art files contain only what is needed to produce the label and nothing else (delete unused colors and layers, ...

I'm looking for a skilled professional who can solve advanced level CTF challenges, in various categories. I need someone who can tackle challenges in Web Exploitation, Binary Exploitation, Cryptography, as well as other categories like web, forensics, osint, and more. Key Responsibilities: - Solve advanced level CTF challenges ...experience with CTF challenges - Proficiency in solving challenges in Web Exploitation, Binary Exploitation, Cryptography, web, forensics, osint, etc. - Proven track record of solving advanced level CTF challenges - An understanding of security concepts Please note that the specific programming languages or platforms to be used in solving the challenges are not specified, but your background in Python, Java, C++, Ruby, or other relevant languages ...

I'm seeking the expertise of a seasoned developer to create a customized chat f...in building similar platforms will be a significant advantage. - Media Sharing: The chat interface should be modern and dynamic, capable of handling in-message media sharing. This means users should be able to share images, videos, and other rich media content within the chat conversation seamlessly. If you've designed such interfaces before, you're the person I'm looking for! Skills such as Java, Python, or PHP are desirable. Exceptional knowledge of web sockets is a must for real-time chat functionalities. An understanding of user experience is also essential, as the platform must be user-friendly. I'm open to suggestions on how to make this project a success, experience i...

I'm in need of a 3D model of a grey pitbull dog. It's going to be a simple, low detail model for 3D printing purposes. Ideal skills and experience for the job: - Proficiency in 3D modeling, particularly in creating basic shapes and features. - Experience with creating models for 3D printing is a plus. - Understanding of dog anatomy or willingness to research to ensure the model's accuracy.

I'm seeking assistance with an urgent issue that's emerged with my softphone engine. - **Operating System**: My system is running on Windows. - **Programmin...issue that's emerged with my softphone engine. - **Operating System**: My system is running on Windows. - **Programming Language**: Unfortunately, the programming language of my softphone engine has been omitted. I believe it may be C#, Java, or C++. It's imperative that the freelancer is comfortable with these languages to handle the issue. - **Timeline**: I'm in need of immediate assistance to solve this problem. Ideal candidates should be able to troubleshoot softphone issues and have experience with Windows software development. Experience with C#, Java, and C++ is a plus. The ability to...

...including ID cards, receipts, invoices, paper, and passport photos, and saving them in JPEG format. As such, the app should be able to: - Recognize and accurately scan ID cards, receipts, invoices, paper, and passport photos - Provide a seamless and user-friendly experience for scanning documents - Showing Auto or Manual Edge Cropping, Image Rotation - Using OpenCV - Native Android (Android Studio), Java I would like the app to be specifically tailored for Android, ensuring a smooth user experience and a clean, intuitive interface. Ideal Skills and Experience: - Proficiency in Android development - Experience in developing document scanning apps - Familiarity with image recognition and processing - Ability to create a simple and user-friendly interface - Knowledge of saving...

I'm in need of a skilled 3D modeler who can create medium-detail car models for me. This is for a 3D printing project, so the focus will be on the exterior of the cars. Key Tasks: - Create medium-detail car models - Focus on the exterior, not the interior - Ensure the models are suitable for 3D printing Ideal Skills: - Strong 3D modeling skills, particularly in creating car models - Experience with 3D printing requirements and restrictions - Attention to detail to ensure the models are accurate and high-quality Please keep in mind that the primary use of these models will be for 3D printing, so the focus should be on creating a model that can be physically produced. We would like a specific BMW model, but with several alterations since we want to includ...

One Page For Photo Printing Solution the job is done the files are already shared.

I'm seeking assistance in incorporating 2D Data Matrix barcodes within both BI Publisher and Oracle EBS. The primary goal of this integration is to enhance our current inventory tracking systems by printing the Labels with 2D barcode and business users can scan the barcode by using the RF scanner in the inventory. This project should be relatively straightforward for someone who is proficient with BI Publisher, Oracle EBS, and barcode implementation technologies. Key requirements and considerations include: - Proficiency in both BI Publisher and Oracle EBS - Strong understanding of 2D Data Matrix barcodes - Proven experience in integrating barcodes into inventory management systems The successful candidate will be able to not only implement the barcode system but also provide...

I have a source code for android video streaming app in java, xml, and i need to change the design of the app frontend I am looking for someone who can make changes to android app code design and recreate the frontend. below i have attached the design of my app, and want to reformat it according to zee5 app design. If you feel its a good fit for you, i welcome your bid. thanks.

Overview: We are looking for an experienced Java developer to refactor an existing code base to incorporate several design patterns and improve overall code quality. This project involves enhancing the structure and maintainability of the code by integrating various design patterns, such as Dependency Injection (DI) using Google Guice, Listener, Builder, Singleton, and, optionally, Factory design patterns. The ideal candidate should understand these patterns strongly and have experience refactoring legacy code. Key Responsibilities: 1. Refactor Service Classes with DI Pattern: - Utilize Google Guice API to implement Dependency Injection across all service classes. - Ensure that all dependencies are injected and managed by the Guice framework. 2. Apply Listener Design Pattern...

I'm in need of a professional who can handle CAD data files specifically from software like Geomagic, NX, etc. The task at hand is moderate to minor retouching focusing on: - Correcting missing or overlapping geometry - Fixing misaligned surfaces The ideal freelancer must be adept in precise alteration work without changing the overall structure of the model. The ability to understand complex geometries is key and should have proficient knowledge in Geomagic and NX software for effective results. The project demands a meticulous eye for detail and superior CAD software skills.

...experienced Java developer who can integrate a cloud-based database into my project. Ideal Skills: - Strong proficiency in Java - Prior experience with database integration - Specifically, experience with cloud-based databases, Microsoft Azure in particular, is a big plus The Project: - Your primary task will be to integrate Microsoft Azure, a cloud-based database, into an existing Java project. - The project already has a well-defined structure and the database will serve as a key component. - The database integration should be secure, efficient, and scalable, meeting the highest standards. - There will be no need for user authentication or API integration, as this project is solely focused on database integration. Please only apply if you have good experienc...

Tasteat is an innovative food delivery platform specifically designed for travelers staying in hotels and B&Bs. It seamlessly connects guests with local restaurants through a digital menu accessed via QR codes in their rooms. Tasteat enhances the guest experience by offering a convenient and diverse selection of local gastronomy, allowing travelers to enjoy auth...central and easily scannable (black and white color for the QR code). a brief, enticing description of 's benefits, like 'Scan me if you're hungry', 'Explore local tastes', or 'Discover Local Eateries.' Use brand colors and logo, which will be provided (attached logo). Deliverables: • Design approx. 13cm x 18cm with a QR code 40mm x 50mm • High-resolution PDF suitable for ...

I'm requiring a proficient Java developer for a college project. The main task will be building a web application along with database integration. I'll need you to implement vital functionalities, such as: - A user registration panel - A user login page - Fee structure - Contact us section - Admin as well as user registration option - Subjects and courses - Basic website navigation functions For the front end, HTML and CSS skills are necessary to render a clean and minimalist design. It's vital you're experienced in these domains and can provide examples of your past work. Looking forward to your proposals.

...have 2 chapters to finish. in those 2 chapters i need your help on coding. my subject being the digitization of the conversation between a person with hearing loss and a doctor. my desire from you is to program my java application itself as long as you can, it doesn't have to be complete finished. the application has the idea of ​​how you enter it, it puts you in a picture interface, the deaf-mute person does his sign language, and the translation appears below. if you can help me with explanations and about which package to buy from you that would be perfect, thanks! 1) Set up the Java project and the necessary libraries for computer vision and machine learning. 2) Capture video input from a camera. 3) Pre-process the video frames to enhance th quality and reduce no...

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I'm in need of an Android developer with experience in Java and Kotlin who can handle issues with fingerprint scanner devices like Futronics FS80H and Mantra MFS100 on Android 14. Key Responsibilities: - Diagnose and resolve compatibility issues with the latest Android 14 version. - Ensure the scanner can correctly detect fingerprints. - Ensure the scanner is responsive and functions as expected. Ideal candidates should have: - Proven experience working with fingerprint scanner devices. - Expertise in Java and Kotlin for Android development. - Strong knowledge of Android 14 and its compatibility requirements. - A track record of troubleshooting and resolving technical issues. This is an urgent project, and I'm seeking someone who can deliver results promptly and ...

We are seeking an experienced full stack developer proficient in Angular, Typescript, Java, and Spring to join our team for an exciting HR Tech project. This project aims to streamline the onboarding process for candidates while enhancing the efficiency of recruitment for companies. Key Features: 1. Onboarding Process: The platform will feature a comprehensive onboarding process for candidates, designed to facilitate a smooth transition into their new roles. This process will consist of four main steps: - Technical Quiz: Candidates will undergo a technical quiz to assess their domain-specific knowledge and skills. - Audio Recording: Candidates will be prompted to record audio responses to predetermined questions, allowing recruiters to gauge communication skills and confidence. -...

I'm in search of a skilled automation tester who has ample experience with Java. My project involves developing a new module that requires comprehensive functional testing. Use Frame work is POM Key Responsibilities: - Implement, design, and create functional test automation frameworks with Java - Thoroughly perform functional testing on new modules Ideal Skills and Experience: - Proficient in Java - Extensive experience in functional testing - Familiarity with Selenium Preference will be given to those who can demonstrate specific experience with using Selenium for automation testing in Java. Remember, quality is crucial. I'm not looking for rushed testing, but a methodical and precise approach. Get in touch. link of implementation :

I need an experienced data entry freelancer to transcribe a medium amount of data from different digital files, including text and numbers. Ideal Skills: - Proficient in data entry - Detail-oriented - Familiarity with spreadsheet software Experience: - Proven track record in data entry - Experience transcribing from digital sources Please let me know if you are able to take on this project and your relevant experience.

I'm looking to expand my current portfolio and am interested in purchasing Java-based apps that are already on the Google Play Store. The types of apps I'm particularly involved in include games, utilities, and productivity software. - Types of Apps: Games, Utilities, Productivity - Type of Purchase: Both Individual apps and app bundles are welcomed. - Programming Language: Java-based apps only. For this project, an ideal freelancer would be proficient in app development using Java and has direct experience in uploading and maintaining apps on the Google Play Store. Any freelancers who already have ready-apps that meet the criteria would be preferred. Please include screenshots or links to your app/s available on the Play Store, along with your bid. Let&...

...individual items as packed. This will help keep track of the packing process and ensure all items are included. - **FedEx API Integration:** The tool must be capable of integrating with FedEx's API to perform crucial shipping tasks such as: - **Fetching Shipping Rates:** It should automatically retrieve shipping rates from FedEx to provide accurate shipping cost information for each order. - **Printing Shipping Labels:** A key feature is the ability to generate and print shipping labels. This will help expedite the shipping process and ensure accurate labeling for each parcel. LOOK AT THE FIGMA: KEEP IT SIMPLE Ideal Skills and Experience: - Strong PHP programming skills - Experience with WooCommerce

...Detail Level: High Detail This project requires a keen eye for detail. The likeness of the characters should be recognizable, capturing the emotion of the scene today - Material for Printing: Thermoplastics The chosen designer should be experienced with thermoplastics in 3D printing, ensuring the model's durability and handling of precision. - Color Scheme: Original Movie Colors The color scheme for the model should reflect the original movie colors to enhance authenticity. Your proficiency in color matching will be advantageous. I am looking for someone who has significant experience in 3D modeling and 3D printing, preferably with a portfolio of movie-related works. A background in fine arts or a keen understanding of character modeling would be beneficial...

I'm in need of a data professional to assist with migrating my e-commerce website files and data from an existing shared hosting server to a new, SSL secured server. Key Project Details: - The primary purpose of my website is e-commerce, so experience with handling e-commerce data is crucial. - I currently use shared hosting and will be moving to a new, SSL secured server. - Full support for SSL certificate installation will be required on the new server. Ideal Skills and Experience: - Proven experience with migrating data and files from shared hosting servers to new, secure servers. - Expertise in handling e-commerce data is a big plus. - Experience with SSL certificate installation, especially in an e-commerce context. - Attention to detail and commitment to ensuri...

...calculations. - Discounts: The system should support discount application as needed. Additional Requirements: - Inventory Management: While not listed in the initial requirements, an inventory management feature would be highly beneficial. - Check Printers: The POS system should be able to integrate with the check printers running on the local network in the restaurant. The ideal solution is cloud-based printing. Ideal Skills: - Experience in developing cloud-based POS systems, specifically for the restaurant industry. - Proficiency in incorporating table reservation systems, staff and inventory management features. - Knowledge of how to integrate check printers to a local network. Please note: I am open to suggestions and additional features that may enhance the efficiency an...

I'm in need of a skilled graphics designer who can create a modern wallpaper for me. I've attached a description detailing the specific color palette I have in mind for this project. I require this design to be completed as soon as possible. Ideal Skills and Experience: - Proficiency i...as soon as possible. Ideal Skills and Experience: - Proficiency in graphic design, particularly in creating wallpaper - Extensive experience in modern design - Ability to interpret and work with specific color palettes - Strong attention to detail and ability to meet tight deadlines. attached 2 files: 1. Project description 2. Samples of pictures Pay attention to the size of the picture to be design, as we have to print it in High resolution. The format must be in High resolution for...

I'm looking for a skilled front-end developer who can help me implement a feature to print dynamic pathology reports in PDF format on my existing React website. The reports vary in content and length, and the ideal freelancer should be able to handle this complexity with a quick turnaround time. Key requirements include: - Implementing the PDF printing functionality on my React website using JavaScript, HTML/CSS, and possibly TypeScript - Ensuring the generated PDFs are accurate and capture the dynamic content and length of the pathology reports - Adhering to a swift turnaround time to meet my project deadlines Skills and experience needed: - Proficiency in JavaScript, HTML/CSS, and ideally TypeScript - Prior experience with dynamic PDF generation on the front-end - Familiar...

I'm seeking a skilled professional to develop and implement a Google Ad campaign to attract more leads and new customers to my custom packaging service. Experience required: - Expertise in Google Advertising - Deep understanding of the packaging and printing industry - Demonstrable success in monetizing ad campaigns What I expect from this project: - Visible increase in customer acquisition - Specifically highlighting our custom packaging services - Weekly report on lead conversion and campaign success If you can drive my business growth through strategic Google advertising, I welcome your bid.

I have typed documents that I need to be transferred to a PDF format for printing. I'm looking for someone who can help me with this task. The main requirements are as follows: - Source of Data: The data I have is only in typed format, so you won't be dealing with handwritten or scanned documents. - Purpose: The main aim of this task is to prepare the typed content for printing. - Formatting: The PDF doesn't require any special formatting or incorporation of images, just standard text formatting. Ideal Skills: - Proficiency in PDF software and data typing - Attention to detail for accurate transfer Experience in similar projects would be a plus, but it's not a must. I'm looking for someone who can deliver the task efficiently and accurately.

Printing function is done. Each product only print one time, if new product added to the order, print the new product only. Only developer who can work with ftp.

...blank, text-based printable form. The project's primary goal is to create a form that can be printed and filled out manually. Key Project Requirements: - Convert a JPEG image into a text-based form: The freelancer will need to convert the contents of the image into a format that can be typed on, printed, and filled out by hand. - Creation of a Printable Form: The form should be optimized for printing purposes, ensuring that it maintains a high quality when printed. Ideal Skills and Experience: - Proficiency in Data Entry: The freelancer should have a good understanding of data entry principles and be able to translate the contents of the image into a text-based form efficiently. - Experience in Graphic Design: A background in graphic design would be beneficial to ensure ...

NOTE : this is for futures .. max budget is $300 *** please submit, only if you have worked on BOT projects for crypto exchange*** I'm seeking a skilled developer to create an automated trading system that can...require seamless integration with the MEXC platform. Skills and Experience Required: - Strong knowledge of algorithmic trading and cryptocurrency markets - Proficiency in building automated trading systems, particularly on the MEXC platform - Experience in developing and implementing trading strategies - Understanding of real-time market data analysis - Proficiency in coding languages such as Python, Java, or C++ Please only apply if you have a proven track record in building similar systems and are able to deliver a reliable and effective trading bot for the MEXC ...

I'm looking for a skilled and experienced freelancer to help me with a mobile app project that comprises both UI/UX design and Java Backend development. Key Requirements: - Proficient in UI Design: You'll need to create a sleek, intuitive, and user-friendly interface for a mobile platform. - Java Backend Development: The app needs to have a robust and efficient Java backend that can handle the expected load and ensure seamless functionality. - Mobile Platform Experience: You should be well-versed in mobile app development, ensuring the final product is optimized for mobile use. Specific Features: - User Authentication: The app will need a secure and reliable user authentication system. - In-App Purchases: You'll need to implement an in-app purchase sy...

#1Editing batches of 150 images #2resize for printing #3Artistically modify in sequential mode or similar Work permanently for the next 3 months with the option of renewal 3 hours per week I will only accept profiles with their original hour rate #1Edicion de lotes de 150 imagenes #2redimensionar para impresion #3Modificar artisticamente en modo secuencial o similar Trabajar de manera fija los siguientes 3 meses con opcion a renovacion solo aceptare perfiles con sus rate de horas originales

I’m seeking a designer with experience in transitioning 2D images into high-detail, 3D .stl files for 3D printing. - The project involves converting an existing 2D image into a highly detailed 3D .stl model. - The final 3D model will be monochrome, color details are not required at this stage. - The ideal freelancer should have a sound understanding of 3D design and 3D printing technology. - Experience working on similar projects is crucial; a portfolio showcasing such projects would lend credibility to your bid. - Please make sure that your software is compatible with .stl file formats. The primary purpose of this task is to produce a highly detailed and precise 3D model suitable for 3D printing. With your help, I hope to bring this 2D concept into the...

I'm looking for an experienced Android developer to create an app that focuses on e-commerce and product management. Key Features: - Social Media I...that focuses on e-commerce and product management. Key Features: - Social Media Integration: The app needs to connect seamlessly with social media platforms. User Authentication: - The app should have a user authentication system. Users should be able to log in or sign up through their social media accounts. And google account Ideal Skills and Experience: - Proficient in Android development (java) - Experienced in integrating social media APIs. - Familiar with user authentication systems, especially social media login. google login Please include samples of your past work that demonstrate your experience with similar projec...

I am looking for a skilled specialist in Fusion 360 to assist with the designing of a parametrically designed case and pump parts for 3D printing. Upon completion, I need the final CAD design in f3d format. Expertise in mechanical part design and a strong understanding of Fusion 360 is expected. The ideal candidate has experience with designing small components for 3D printing in FDM and Resin Preferred meetings over teams or google meet.

I'm in search of talented coders with a passion, education (may be self or collage etc.) with expertise in Python, Java, and C++ to help me develop a new software application for Windows. Key Project Details: - Programming Languages: Proficiency in Python, Java, and HTML is essential for this role. Your role will involve: - Working on the software development process from conception to final testing and deployment. - Ensuring that the application is optimized for all users and clients, considering the specific requirements and features of this platform. Ideal Skills and Experience: - Strong programming skills in Python, Java, and C++. - Proficiency in developing software applications for Windows. - Experience in creating software from scratch. Looking forward ...

I am working on a compiler construction project using ANTLR4+Java (using visitors to walk the abstract syntax tree and visit key nodes), and I need help with semantic analysis.