Senior react developer interview questions jobs

I'm seeking a highly experienced web developer who can swiftly create an engaging e-commerce website for services. I am building a website to connect labourers through contractors to employers. Employers will enter a job with description including job details, time expected, budget etc, then after the job is submitted, it will show to the contractors logged into the site and they will be allowed to bid on the job, the employer can accept whichever bid they want, after the deal is done, contractors can mark daily attendance for the labourers under them and store the details of labourers and mark which labourer has got the payment. Labourers can access their attendance and wage details on their page. Hence we need seperate login options for labourers, contractors and employers....

I'm in need of an experienced Python developer to assist with the development of critical web security tools. While specific tools aren't outlined below - Subdomain Enumeration: Subdomains to be listed and categorized. - Directory Enumeration - Sensitive Parameter Detection - XSS Testing - SQL Testing

...Shifts: Defined two shifts in the "task tap": Morning: 6:00 to 15:30 Afternoon: 14:00 to 22:30 Quality: Updated the agreed-upon columns in the "quality tap." And remove the error code if there is no any number Delays: Ensured delays are reflected as discussed. Task Order: Arranged tasks in the "task tap" from oldest to newest. Please review the file and let me know if you have any questions or require further changes. Requirements: 1- Required an option in this file (Excel) that when the planner change the completion date of any task in column K in the TASKS tap, the color of the cell will be changed to yellow, and a notification window come up and ask for the reason of the completion date change , and later the reason will b...

I'm actively seeking an experienced Python/Flask developer. Detailed specifications for the project were not provided, so a willingness to work collaboratively to clarify project requirements will be crucial in this role. Ideal Skills: • Python/Flask programming prowess • Experience with user authentication processes • Knowledge on data storage and retrieval • Proficiency with integrating external APIs Given that the design preference and platform compatibility weren't specified, a flexible mindset toward these aspects would be appreciated. Please be prepared to adapt to different styles and multiple device functionalities. Your input and expertise will be invaluable to shaping this project's success.

Project Description: We are looking for an experienced Autodesk Revit plugin developer to create a custom plugin that integrates with Revit 2024. The plugin will automate the retrieval of quantity data from specific Revit schedules and perform calculations based on user-selected options. Requirements: The project must be completed within 2 days from the start date. The freelancer will have access to support and clarification throughout the project duration. Proficiency in Autodesk Revit plugin development. Access to Revit 2024 installed on your PC for testing and development. Ability to work independently and efficiently. Project Details: The objective is to develop a plugin that performs the following tasks: Retrieve quantity data for four specified materials from predetermin...

We are looking for an experienced Autodesk Revit plugin developer to create a custom plugin that integrates with Revit 2024. The plugin will automate the retrieval of quantity data from specific Revit schedules and perform calculations based on user-selected options.

As a WordPress developer, I'm looking for someone to build a website for our textile products meant for the hospitality industry. The main aim of this project is to create a website where we could list our products to generate enquiries from potential clients. The website should have a user-friendly contact form that specifically collects the user's name and email, along with their message. Ideal skills and experiences for this job include: - Strong proficiency in WordPress and its plugins - Prior experience in developing product listing websites - Expertise in developing user-friendly contact forms - Knowledge of the hospitality industry would be a plus

Description: We are seeking a highly experienced website design professional to assist with refinements and ongoing updates to our current website, which utilises WordPress and the BeTheme. This is a long-term opportunity for a skilled individual who excels in a dynamic, fast-paced environment. Work Arrangement and Expectations: - Hourly Rate: We are looking for a competive hourly rate. Please indicate your hourly rate expectations in your application. - Work Hours: Flexibility in the number of hours you can commit per day, with a minimum expectation of 2 hours between 9 AM to 3 PM Australian time. Please note, we require that work is performed during these hours to align with our team’s operations. - Direct Collaboration: We are specifically looking for individual freelancers who...

I am in need of a part-time, permanent WordPress developer who can both update and maintain my airline company's website. Main duties will include: - Regular maintenance to ensure optimum functionality and performance. - Deployment of robust security measures for data protection. Please note that the role is not solely limited to fixing bugs or addressing performance issues. A successful freelancer must possess an advanced understanding of WordPress, with proven experience in optimizing website performance and securing data. Specific upgrade features haven't been established yet, but I look forward to discussing potential improvements with the selected candidate. I am particularly interested in freelancers who constantly stay abreast of industry trends and could provide...

I'm in search of a developer experienced in designing mobile apps on the Wix platform. Project details: - The app should include features such as user registration and login, in-app messaging, and payment gateway integration. - The platform is intended for the general public, so it must be user-friendly and intuitive. - I'm seeking a minimalistic and clean design that is simple yet eye-catching. Skills and Experience: - Expert knowledge in Wix mobile app development - Experience in integrating a payment gateway into a mobile app - Proven track record in creating user-friendly apps - A keen eye for clean, minimalistic design Please note, my budget for this project is $3000. Only those with relevant knowledge and experience should apply. Let's create an app that ...

...list on google. Getting the customer on the phone will almost always get us the job. Secondly, responding to incoming quote requests from other lead sources (such as our website) as quickly as possible. There's a little more room for getting back to customers here, but not much. We aim to have these email leads answered same day. Third, take the time to understand the customers needs. Ask questions, Don't just tell them how much it costs for the one time cleaning they asked about, but let them know what it would cost for bi-weekly service or monthly service as well. If you can uncover their pain points, then you can solve their problems (and usually their problem isn't solved with a one time solution). Hopefully this gives you an idea as to what kind of q...

I'm in need of a Java developer to create a student project using Java and MySQL. The main features of this project will revolve around 'Student Enrollment and Management.' Key Project Components: - **Student Enrollment and Management:** The core of this project, where students will be able to register and their details can be efficiently managed. User Interface Design: - **Simple and Intuitive UI:** The user interface should be seamlessly easy to navigate, aiming for user-friendly experience. Frameworks and Libraries: - **JavaFX for the Desktop Interface:** The project is expected to utilize JavaFX for the desktop interface. Ideal skills and experience for the job: - Proficient in Java (especially JavaFX) - Solid knowledge of MySQL - Experience in student proj...

...DESCRIPTION When you apply, please make sure your heading reads as follows: “I actually read the instructions” WHO WE ARE We are focused on partnering with real estate teams or companies that are well respected in the communities they serve, and have a business model that can convert leads so this is a valuable partnership for all. WHAT WE'RE LOOKING FOR We need an experienced Front-end Developer with a strong background in front-end technologies such as HTML and CSS to help us develop pages for our website. THE IDEAL CANDIDATE - Strong CSS & HTML Proficiency: We're looking for someone with a deep understanding of CSS and HTML who can create visually appealing and responsive web pages with clean, efficient code. - Experience with Figma and Des...

We are seeking an experienced Java Spring Boot developer to join our project team. Our project entails the development of a web application with Java Spring Boot for the backend and React for the frontend.

...professional based in Australia to assist me with resume writing, job searching, interview coaching and support to apply for part-time IT or cybersecurity role/ paid internships/ paid traineeships, preferably with the option to work from home or hybrid - **Resume Writing Assistance:** I'm looking for a freelancer to help me optimize and improve my resume specifically for IT and cybersecurity job applications. - **Job Search Guidance:** I seek guidance in identifying and applying for part-time IT or cybersecurity job opportunities. I would appreciate tailored advice on how to navigate the job market in this industry. - **Interview Coaching:** I require an expert who can provide me with comprehensive interview preparation and coaching tailored to IT and cyberse...

I am seeking an experienced Odoo developer to implement specific corrections and enhancements to our session management and account closing module. The modifications are detailed in a document and include the need to manage sessions by company, improve accuracy in closing reports, and properly integrate the expense module within our account closing system. Specific Requirements: - Sessions by Company: Implement functionality so that sessions within the account closing module are handled individually by company, ensuring that only the relevant sessions for the company to which the user has access are displayed. - Improved Closing Data: Correct and enhance data collection during the closing process, ensuring that partial payments and payments from other sessions are accurately re...

We are looking for an experienced Autodesk Revit plugin developer to create a custom plugin that integrates with Revit 2024. The plugin will automate the retrieval of quantity data from specific Revit schedules and perform calculations based on user-selected options.

I would like a stand-alone Windows 10 executable file that extracts and saves the following data from MP4 vi...number + "n" + frame number + ".jpg": C:appsavepers = Frame # 1 C:appsavepers = Frame # 2 C:appsavepers = Frame # 1249 C:appsavepers = Frame # 1250 That's it! To apply, first answer these questions as best you can to prove you're not a spam bot and that you know how to implement this: 1. Any improvements that you can suggest in these specifications and what the trade-offs are. 2. How you would implement this app, in particular, how you would extract the 5 values. 3. Any questions that you have at this point. Answer any of these and then I would be glad to talk and discuss how we can make this happen. Thanks. Charli...

I'm in need of a highly skilled React Native developer who can attain a cross-platform compatibility for both iOS and Android in building my social networking application. The primary function of the app would be to enable social networking. The ideal candidate must be experienced in developing intuitive mobile applications and display a keen understanding of design. For my project, a minimalist design style is preferred - delivering a clean, straightforward, and easy-to-navigate user interface. Ideal Skills and Experience: - Proven experience in React Native development. - Familiarity with cross-platform compatibility. - A strong portfolio of social networking applications. - Strong understanding of minimalist design concepts.

I'm after an experienced web developer to develop a Dynamic Comprehensive Property Search Portal with CMS page creation Website technologies - Front End: React JS - Backend: Node JS -Web Services: Node - Database: Amazon DB Ideal skills for this position include experience in creating real estate websites or platforms with similar functionality. A modern, minimalist design approach is required, as it needs to be visually appealing while maintaining a clean, straightforward interface. Please attach examples of previous similar work to your proposals.

Hey Semi - I need the data of 57 additional reports extracted from the reports available on Serachfunder.com. We will follow the same process as for the last project. Let me know if you have any questions.

Code: iOS build (yarn ios) fails - see attached logs. Requirements: - fix iOS app build - android build should stay untouched - it need to build iOS app without errors - no library should be removed - existing libraries should work as they are - it should build with Xcode 15 - it should build on MacOS 14

this(attached) is I guess is what I'm mostly liking. but we can add some animation and fx to make it look more interesting. I just found static image online I need a style guide, just a...add some animation and fx to make it look more interesting. I just found static image online I need a style guide, just a front page of ........ with some mocked data (you can just mock same listings you see on their website) all the buttons, fonts, and other UI interfaces like menus and dropdowns that would looks like image I've sent not neccessary exactly like it but close I just want to have a react typescript project and all UI elements coded in CSS that we can then take to do API feed and then recycle again to add more effects and pages then we would feed real data to it but not as p...

I am looking for a seasoned app developer who has skills and experience in creating cross-platform applications for both iOS and Android. The primary function of this app will be E-commerce. Key Requirements: - Develop a hybrid app that can operate seamlessly on both iOS and Android platforms. - The app should be user-friendly, responsive, and able to handle e-commerce transactions efficiently. - Ensure that the app integrates with payment gateways such as RazorPay, PhonePe, and PayU, in addition to other expected e-commerce functionalities. Ideal Skills: - Proficiency in hybrid app development for iOS and Android platforms. - Previous experience in developing E-commerce apps. - Expertise in integrating payment gateways, especially RazorPay, PhonePe, and PayU. - Strong problem-so...

We are seeking an experienced Azure/M365 developer to work on a project that involves fuzzy matching and data integration. The project involves taking 15-20 points of data from various sources, performing fuzzy matching, and integrating the data into our Azure/M365 environment. Requirements: Strong knowledge of Azure/M365 ecosystem, including Azure Data Factory, Azure Data Lake, and M365 Experience with fuzzy matching algorithms Proficiency in data integration and ETL processes Familiarity with MongoDB and data storage + M365 Integration Strong analytical and problem-solving skills Excellent communication and documentation skills Task Breakdown: Develop a fuzzy matching module to compare data across 15-20 points of data Implement additional matchi...

I'm in need of a Spark Developer who has a good, intermediate level competence in Scala. Your primary task will include: - Processing and analyzing structured data similar to SQL databases. Given the nature of this project, prior experience with data processing and working with SQL databases would be a huge advantage. While performing machine learning algorithm implementation or real-time data streaming isn't explicitly required, any exposure to these areas would be beneficial.

I'm seeking a well-versed expert in Firebase and Cloud Firestore to migrate a small (<10MB) Firebase realtime database over to Cloud Firestore. Requirements for the developer to work on this project include: – Has their own computer and high-speed Internet connection. – Speaks, Reads, and Writes English well. – Can work from home without distractions. – Can use video conferencing - The ideal candidate should have a proven track record in successfully implementing security measures throughout database migration. - Experience with Firebase and Cloud Firestore is paramount, as the smooth transition with zero downtime is critical in this project. - Knowledge of optimizing database structure for better querying and scalability This project needs a de...

We are looking for a skilled freelancer developer specialising in creating prompts for AI-powered video script generation. The ideal candidate will possess a keen understanding of content creation tailored for diverse audiences and have the ability to harness the capabilities of AI tools like ChatGPT to produce engaging and innovative video scripts. Responsibilities: Develop creative and effective prompts for generating video scripts using ChatGPT. Collaborate with our team to understand specific video content needs and audience engagement strategies. Conduct research to ensure prompt accuracy and relevance. Iterate and refine prompts based on team feedback and script performance. Deliver high-quality prompts that align with project goals and deadlines.

I'm in need of a talented PHP developer to help with my web application. Proficiency in PHP is a must, as it is the main technology we are using for this project. Key Requirements: - Knowledge of PHP - Strong experience in building web applications - SQL database proficiency is required Discuss $70 ~ $100 income per month in long-term business. The candidate should be highly proficient in the following: - Use of React JS to build user interfaces - Creation and management of SQL databases - Improvement and maintenance of Web applications te1&~ ~egram SuperEngineer2000 Professional experience in a similar role and understanding of modern web applications is essential.

I have a React JS web app, but the design does not closely match my original Figma design. I am looking for someone familiar with React.JS who can adjust the design to match my design exactly (pixel perfect). If you are interested in this role, please tell me 1. about your react.js experience and 2. how would you go about matching the design? How can you ensure it will match it exactly?

I'm in need of a vector logo for my brand. The logo will be primarily used for marketing materials, so it needs to be versatile and easily scalable. Key points to consider: - The logo should be in a minimalist style - clean and simple. - The color scheme should be pastel tones. - A modern, sleek look is preferred, so keep the design clean and uncluttered. - The final deliverable should...vector format to maintain quality at varying sizes. Ideal skills for this project: - Proven experience in designing minimalist logos. - Strong understanding of color theory and the ability to work effectively with pastel colors. - Proficiency in creating vector graphics using software like Adobe Illustrator. Please provide a portfolio of previous work for review, and let me know if you have any ...

We have three separate infographics that we need created. Day to Day Operations, Day to Day Operations with a TPA, and Contracting Enrollment. You will find each of these charts in the files. Ware looking to improve this very simple, infographic. Attached is also the logo we have as well as some inspiration for color/font/etc. We want the infographic to have great color, and flow, u...color/font/etc. We want the infographic to have great color, and flow, using real word images/stock photos or cleverly related icons for each step. We want this to wow our potential customers. Note, the bubbles contain a lot of text. If it makes sense to use single words then a feature list below each bubble we are fine with that (see example). Please see project files and ask any clarifying questions....

I am seeking a proficient videographer to ...Filming two main interviews/presentations of our key stakeholders in the training kitchens. - Filming brief learner interviews (vox pops/while they're working). - Producing a rich bank of b-roll shots which captures the essence of the product, learner activities, and venue aesthetics. - Focusing particularly on the training kitchens, learner interviews, product/venue shots, and the main stakeholder interview/presentation (approximately two minutes each). This footage will serve as a valuable resource for an internal social media campaign aimed at promoting our chef academy. The ideal freelancer has experience in event videography, can conduct professional interviews, and possesses expert skills in creating eye-catching b-roll footag...

I'm in need of a skilled full-time developer who has an array of skills including PHP, JavaScript, Laravel, React, website, and mobile app development. Your main responsibility will be developing and improving our e-commerce website and mobile app proojects. Requirements: - Proficient in PHP, JavaScript, Laravel, and React. - Experience in both Website and Mobile App development. - Background in e-commerce platforms. - Demonstrate proven experience in similar roles. Key Tasks: - Product Catalog Management: You must be skilled in creating a user-friendly interface to display our products. - Shopping Cart Functionality: Create a seamless shopping experience for our users. - Payment Integration: Safely and securely integrate online payment systems into the platfo...

I'm in need of a skilled full-time developer who has an array of skills including PHP, JavaScript, Laravel, React, website, and mobile app development. Your main responsibility will be developing and improving our e-commerce website and mobile app proojects. Requirements: - Proficient in PHP, JavaScript, Laravel, and React. - Experience in both Website and Mobile App development. - Background in e-commerce platforms. - Demonstrate proven experience in similar roles. Key Tasks: - Product Catalog Management: You must be skilled in creating a user-friendly interface to display our products. - Shopping Cart Functionality: Create a seamless shopping experience for our users. - Payment Integration: Safely and securely integrate online payment systems into the platfo...

I am in need of an experienced mobile app developer who can design and build a membership management application for both Android and iOS platforms. Key Features Required: - Development of a feature for member profile creation. - Implementation of a module that allows users to select their subscription plans. - Integration of a safe and secure payment processing system for membership subscriptions. Ideal Candidate: You should have a strong background in mobile app development with a portfolio highlighting your experience in building membership management systems, payment processing integration and subscription model implementation. Past experience in developing Yoga or Fitness related mobile apps would be a plus. Bring your creativity and technical skills to help us create an...

We need 3 additional Senior Developers over the next couple of months for full time / long term work. Ideally an Indian developer (where rest of team is based), who is able to work standard IST office hours. These are team working roles, daily stand up call, ongoing calls/communication throughout the day. Salary is 88,000/month INR. These are also customer facing roles. MUST be 100% relible and genuine. Most of our projects are large and technically complex, we need developers who can handle large/comple projects ands deliver correctly ontime. We have a 2-3 stage interview process for these roles.

We are looking for a “Senior QA Specialist” having +7 years of development experience, or with 4+ years of QA experience, to join our distributed team, who designs & codes complex web & mobile applications. You will be in charge of having healthy product releases which do work without problems. Type -no mistakes- in your bid so we know you have actually read this description. You will be responsible for: - Overall quality of all project deliverables and prerelease versions, making sure they are problem free. - Planing, creating, executing tests to identify problems in the product. - Recording and analysing bugs and errors found during tests. - Tracking fixes of found issues. - Processing and replying to issue reports coming from Client and Users. You...

...Development, Live chat, JavaScript libraries, UI frameworks). Potential use of Module Federation (50% sure) and Webpack (50% sure). Areas for Improvement: Technology Modernization: Consider upgrading libraries (jQuery, jQuery UI, Modernizr, Slick) to their latest versions or exploring modern alternatives (React, Angular, Vue.js) for better performance and maintainability. Component-Based Architecture: Refactor code into reusable components for improved maintainability and scalability, especially with React or Angular. Performance Optimization: Implement code splitting, lazy loading, caching strategies, and image optimization to enhance website loading speed. Accessibility: Ensure website elements comply with WCAG guidelines for optimal usability by users with disabilities....

Configure Google analytics events and goals to track the following: - Contact form submission (3 forms on site) - Video Play (Hosted on Vimeo, embedded in site) - Events for key page views, tab clicks, % of scroll -Create a report to determine the goals by UTM parameters and sources -Review any questions we may have on the implementation Website is Wordpress based, forms are made with the WP Bakery form builder. Start your bid with your favorite fruit to confirm you've read the details of this short project.

Must be full stack, good at front and back end. This work is about developing an app that use mapbox for maps, with integration of google street view. Stack: Remix v2 + React v18 + Tailwind CSS v3 + Python

We need an exceptional developer proficient in React and Laravel/PHP, with a specific focus on AI capabilities and comfortable working with adult content. The ideal candidate must have experience with Stable Diffusion and Large Language Models (LLMs). They also must have skills to impart the AI component with chatbot and animated avatar features. The main goal for this project revolves around a content management system. You can see our progress @ (NSFW). We also host a discord bot from our cloud GPU running stable diffusion and sadtalker for animating the characters. Key requirements: - Extensive React and Laravel/PHP experience - Demonstrated expertise in AI - Proven proficiency in Stable Diffusion - Experience in creating Chatbots and Animated Avatars - Knowl...

I require an adept freelancer to deploy a customized color palette to my SharePoint Online site that aligns with my specific brand identity. Proficiency in SharePoint is non-negotiable, while understanding in Visual Studio Code, CSS, and Javascript will be advantageous. Key tasks include: - Implementing the color palette based on my comprehensive brand guidelines. - Ensuring the aesthetic cohesion of all elements post-deployment, including text, headers, links, and buttons. - Conducting a final review to ensure the visual appeal and alignment with brand guidelines. You must work independently and efficiently as the brand guidelines are clear and straightforward. Attentiveness to specifics and astute skills in integrating these guidelines will ensure seamless alignment with brand identit...

I am looking for a skilled React Native Developer who can help me create a map-based service app. The app will offer services like location tracking and generating lists of nearby services. Key Functionalities: - For the location tracking feature, I will need: - Real-time tracking: This will be a core feature of the app - API: Reading from API - Listing nearby services based on some KPI - For the nearby places search feature, I will need: - Filter by category: To enable users to find relevant places - Sort based on property: This will enhance user search experience Ideal Skills: - Proficient in React Native framework - Experience with mapping services - Strong understanding of real-time tracking - Previous work on location-based service apps - Familiarit...

I'm in need of an experienced web developer for my college project. This project entails creating a web platform with proficiency in various technologies. Key Responsibilities: - Proficient in HTML/CSS/JavaScript and Python/Django - Experience with React, Machine Learning, and APL Handling is required - Implement effective security protocols - Ensure smooth user experience across various devices and browsers As the primary goal is to design a web application for education purposes, the developer would ideally have prior experience in related projects. The candidate should clearly demonstrate an understanding of both frontend and backend development, as well as the ability to work independently and meet strict deadlines. A portfolio of similar work would be a plu...

I'm in need of a skilled PHP developer to remotely assist me for approximately 1 month. The primary tasks are bug fixing and implementing additional features for my website. Key Responsibilities: - Bug fixing: This will involve identifying and resolving issues that may be impacting the functionality of the website. - Feature Addition: You will need to work on adding new features to the website. Unfortunately, I cannot provide specific details on the features at this time, but we will discuss this further when the project begins. Ideal Candidate: - Proven track record in PHP development. - Experience in bug fixing and website feature additions. - Excellent communication skills as we will be working remotely. Please note, I have existing designs and wireframes for the features...

We are seeking a skilled web developer to create a professional and visually appealing website for our small iOS app development company. Our goal is to have a simple yet effective website that showcases our app currently available on the App Store, integrates essential company information, and maintains a focus on our app-oriented theme while ensuring fast page load times for an optimal user experience. What you will have to do: * Design and develop a clean, user-friendly website that reflects our brand and app-focused business. * Create a main page that effectively showcases our current app, including visuals and key features. * Develop additional pages including About Us, Contact, and a News section to keep users informed. * Integrate a dynamic Privacy Policy and Terms &...

I am urgently seeking a proficient blockchain developer with a specialization in DeFi (Decentralized finance) projects. Key Features: - Develop Decentralized Applications (dApps) - Implement smart contracts - Creation and integration of a cryptocurrency - Ensure protocol for Real-World Assets (RWA) Ideal Candidate: - Deep knowledge and rich experience in AI - Profound understanding and experience with DeFi projects - Skilled in creating and managing dApps - Expert in smart contracts - Knowledge and understanding of RWA protocols - Ability to work under tight deadlines This project requires immediate attention and needs to be completed ASAP. Please bid if you have the necessary skills and can meet the deadline.

I'm seeking an expert in SharePoint who can work on both SharePoint 2013 and 2016. The project involves creating Master Pages and web parts with the following functionalities: - Custom Branding and Layout: I want the design to be unique and in accordance with my brand identity. - Dynamic Content: The web parts should be able to display information that updates in real-time. - Integration with External Systems: It's crucial that the pages and web parts can interface seamlessly with other systems. The ideal candidate for this project would have: - Experience in developing Master Pages and web parts in SharePoint 2013 and 2016 - A strong understanding of branding and layout design - Proficiency in creating dynamic content and integrating systems - The ability to work under tight d...

I'm in need of a skilled WordPress backend developer to address a specific issue on our website. Your role will primarily involve troubleshooting and fixing a small, but persistent problem. A keen eye for detail, problem-solving skills, and an in-depth understanding of WordPress backend are all essential. Ideal candidate will have experience in plugin development, ensuring they have a solid grasp of how to implement and troubleshoot plugins efficiently. Experience with the latest version of WordPress is also a must. Must be start work immediately on my local system via screenshare Do let me know about your prior experience with WordPress backend development and specific examples of plugins you've worked on.