Chrome Extension Development
Chrome Extension Development Covers the Following Aspects
At Upstaff, we handle the entire development and deployment cycle, ensuring your extension is built for performance, compliance, and scalability. Let’s create something impactful together!
Extension Architecture & Core Components
- Manifest File (
manifest.json) – Defines permissions, background scripts, and content scripts. - Content Scripts – Injected into web pages to modify content or extract data.
- Background Scripts – Handle persistent tasks like API calls or event listeners.
- Popup UI – The frontend interface for user interactions.
- Options Page – A settings page for users to configure the extension.
- Service Workers (Manifest v3) – Replace background scripts, improving security and performance.
Permissions & Security
- Chrome requires strict permission handling (e.g.,
storage,tabs,activeTab,scripting). - Manifest V3 enforces enhanced security by restricting remote code execution and using declarative APIs.
- Extensions must comply with Chrome Web Store’s policies, or they risk rejection or removal.
Key Features and Capabilities
- Automations & Web Scraping – Extracting data, filling forms, scheduling tasks.
- AI & NLP Integration – Chatbots, job parsing, keyword highlighting.
- API Integrations – Connecting to third-party services (e.g., CRM, blockchain, AI).
- Cross-Browser Support – Adapting for Edge, Firefox, Brave, and Safari.
Tech Stack for Chrome Extension Development
Frontend (User Interface & Interactions)
- HTML/CSS – For structuring and styling the extension’s popup, options page, and UI components.
- JavaScript (Vanilla JS, ES6+) – Core scripting for handling user interactions, DOM manipulation, and logic execution.
- React.js / Vue.js / Svelte – For building dynamic, interactive, and scalable UI components.
- Tailwind CSS / Bootstrap – For faster UI styling.
Backend (Data Handling & Processing)
- Node.js (Express, Fastify, Nest.js) – Backend for handling APIs, authentication, and data processing.
- Firebase / Supabase – Serverless backend options for authentication, database storage, and real-time updates.
- MongoDB / PostgreSQL / SQLite – Database options for storing user data or extension configurations.
- Redis – For caching and improving response time.
Chrome Extension-Specific APIs
Chrome Extension APIs – For interacting with browser tabs, storage, notifications, etc.
chrome.runtime– Manages extension lifecycle events.chrome.storage– Stores data locally or in sync across devices.chrome.tabs– Manages and interacts with browser tabs.chrome.scripting– Injects and manages scripts dynamically (Manifest V3).chrome.notifications– Sends notifications to users.chrome.identity– Handles user authentication.
Hire Our Developers to Elevate Your Browsing Experience
Extension development
- Tailored Chrome extensions developed specifically for your business needs.
- Add new functionalities to existing extensions or boost their performance.
- Launch your extensions easily on the Chrome Web Store (CWS) to reach your audience.
Extension UI/UX design
- Develop intuitive interfaces that reduce friction and encourage user adoption.
- Design clear visual cues and interactions for a smooth browsing experience.
- Create responsive custom Chrome extensions that work seamlessly across different devices and platforms.
Extension optimization
- Optimize your code to ensure lightning-fast performance for an exceptional browsing experience.
- Implement advanced data handling and caching strategies to create a responsive user experience.
- Improve background scripts to ensure smooth and seamless extension functionality.
App extensions
- Develop user-friendly app extensions that seamlessly integrate with Gmail, Slack, and various popular tools.
- Create app extensions featuring dynamic user interface elements and customizable settings for enhanced usability.
- Build lightweight app extensions that provide a native app-like experience within the browser.
Extension support & maintenance
- Implement CI/CD pipeline integration to ensure your extension runs smoothly and efficiently.
- Maintain security through proactive patching in accordance with Chrome Web Store policies.
- Ensure continuous browser and API compatibility through regular code adaptations and updates.
Discover more about our Chrome extension development services:
Chrome Extensions:
Job Description
The Job Description Chrome extension will analyze job description content from a software development perspective, improve job description scoring, and match with relevant candidates, whether you are a novice or veteran in talent sourcing.
Chrome Developer IMG slider
Features
- Job description Score
Improve and enrich job description to follow industry best practices. - Technical Skill Vocabulary: Classification and Popularity
Highlight text in job descriptions and candidate profiles with 2,000+ technical skills, applications, frameworks, and libraries vocabulary. - Skills Suggestions
Suggestions for industry slang, misspellings, and abbreviations. Many times, knowing every keyword your candidate experiences, while searching and reading job descriptions can be quite enlightening. With this information, you can rewrite your content further to improve the visibility of industry professionals. - Best practices checklist
Make your job description stand out from industry requirements and the sourcing candidate checklist. - Clean & Simple User Interface
Get more done quickly with intuitive UI elements. Upstaff Job Assistant is designed to present the right information to you at the right time. The simple, but powerful user interface highlights important information about your jobs alongside the description. Using this information, you can improve your job description instantaneously. - Multi-platform support
Developed to support job description pages on widely used platforms such as Linkedin, Workable, Glassdoor, Indeed, Jobs Near You by Google, ZipRecruiter, and Upstaff.
Meet our Chrome extension development team
- 7 years of commercial experience with JavaScript, ECMAScript 6. - 5 years with Vue.js framework (including Vue 3 core principles, Style Guide, Composition API, official documentation of the framework) - Deep understanding of HTML5 and CSS3. - Interacting with API endpoints and other web services. - Converting UI/UX mockups into functional web applications with pixel perfection - Experience with responsive layout, web sites, mini applications in JS and SPA in Vue.js. - Familiar with SOLID, DRY and other clean code design principles. - Experience with UI components like UI Kit & Bootstrap - Unit tests (Cypress) - Projects with Wordpress - Intermediary English
Middle
Vinnitsa, Ukraine
10+ years of experience in web development, M.Sc in Software Engineering, GAI, LLMs Front-End: Angular, React, Vue.js (JavaScript & TypeScript) Back-End: Node.js, Next.js, TypeScript , PHP Mobile: React Native AWS Cloud infrastructure Control systems (e.g., Git) and familiarity with DevOps practices for continuous integration and deployment (CI/CD). Unit testing, integration testing, and end-to-end testing. Experience leading and mentoring a team of developers, including assigning tasks, providing guidance, and ensuring the team's success. Ability to motivate and inspire team members, resolve conflicts, and provide constructive feedback. Experience conducting assessments and interviews remotely.
Architect/Team-lead
Ukraine
- 3 years of commercial experience, early projects since 2017. (Vue.Js, JavaScript, Chrome extensions) - Has good knowledge of JavaScript, working with arrays, working with elements, sorting and data algorithms. Good understanding of HTML and CSS. - Familiar with methodologies, principles, paradigms, and patterns in software development. - Vuex for state management and Styled Components for styling. - Rest APIs (Google, NovaPoshta) and Git for version control. - Tailwind, Figma, and Webpack for UI - Experienced in using Google Firebase, Cloud Firestore and Authentication.
Junior
Dnipro, Ukraine
• 15+ years JavaScript programming • Over 10 years in Node.JS programming • Familiar with React.js • Experience building highly scalable distributed web applications and browser extensions • Extensive experience with REST services • Strong communication and cooperation skills • Solid experience as a Backend developer • Fluent in English, written and spoken • long Term experience in remote work with USA and Europien companies • Self-directed person, with proven ability to manage goals and deadlines effectively
Expert
BelarusOur 3 most common engagement models
Dedicated Chrome Extension Development Services Team
Time and Material
Fixed Price Chrome Extension Development Model
Our step-by-step cooperation process
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