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Hire the best Firebase Developers in Gurgaon, IN

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4.7/5
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  • $55 hourly

    • 5.0/5
    • (41 jobs)
    *** If I bid on your job, you can be assured that I have carefully examined its details and I am confident to deliver excellent results ***   I'm an innovative full-stack software engineer with 9+ years of experience. I specialize in building scalable and customized web applications using trending technologies. With a track record of delivering over 35 projects and achieving 100% customer satisfaction, I'm confident in providing a solution tailored to your needs. I'll bring my expertise to your team and create a highly scalable and responsive application. ______________________________ Here are the tools and technologies I specialize in: ## AI -- ChatGPT API Integration -- Gemini API Integration ## Cloud -- Firebase [Hosting, Auth, Functions, Firestore, Realtime Database, Storage] -- AWS [Amplify, CloudFormation, CloudFront, CloudWatch, API Gateway, Lambda, GraphQL, Cognito, DynamoDB, S3, SNS, SQS IoT ] ## JavaScript framework and libraries -- Angular [routes, guards, services, interceptor, behavior subject, components, and material design] -- Ionic -- React -- Node -- JavaScript -- TypeScript -- jQuery ## .NET technologies -- API 2.0 -- MVC 5 -- .NET Core -- Windows Forms ## Database -- MS SQL -- DynamoDB -- MongoDB ## CSS frameworks & Markup --  Material Design -- Bootstrap -- Kendo Controls -- CSS, SCSS -- HTML ## Scripts -- SQL -- PowerShell -- Shell -- Bash ## .NET CMS -- Umbraco -- Sitefinity -- AspDotNetStorefront -- NopeCommerce ## Testing framework & tools -- NUnit -- XUnit -- Jasmine -- Karma -- Jest -- Chai -- Mocha -- Istanbul. ## CI/CD -- Jenkins  ## Source code management tool -- Git ## Hosting server -- IIS -- AWS (using amplify) ## Other libs -- FFmpeg ## About the projects I have worked on: -- I have worked on the Ikea Smart Home solution as a cloud IoT developer, and I was responsible for maintaining their serverless architecture on AWS. -- I have developed the zpopular.com web app as an individual contributor and worked as a full stack developer to manage its front-end on Angular 14 and back-end on AWS Amplify + AppSync. -- My most recent project was a SAAS application for a real estate domain built using Angular 14, .NET core 5, and MSSQL 2016. Thank you for taking the time to get to know me. If you'd like to learn more, let's connect!
    Featured Skill Firebase
    OpenAI API
    AI Platform
    AI Chatbot
    MongoDB
    Node.js
    ChatGPT
    .NET Core
    SQL
    AWS Amplify
    Angular
    API
    AWS Lambda
    React
    AWS AppSync
  • $10 hourly

    • 5.0/5
    • (1 job)
    Hi there and thank you for visiting my profile page! My name is Tarun, I am Passionate Software Engineer socializes in Mobile Application Development (Flutter, Kotlin, Swift) who has 5+ years of work experience. I am very eager to write android/ IOS/ Web/ Windows application following best code Practices, Architecture, tools and technologies which provides native app performance and stunning UI. I help startups and businesses achieve goals efficiently using the software product. While most developers spend time in product making only, I provide potential consultancy to my clients from start to end which is the reason for my long-term relationship with clients. I have Worked with: - - Provider, Blocs, Getx State management with MVC, Clean Architecture Approach and SQL NoSQL database. - Animations, Charts, Chat, Square, Stripe (payment integration), Notifications (FCM), REST API (Dio). - Authorization (Oauth), Verification (Jumio), Socials API (Instagram, Twitter, Facebook, Apple). - GitHub, Branch SDK, Google API, Google Play Console, App Store Connect and many others. - Apps developed by me are Robust, Scalable, excellent in performance and follow Security Rules. - Firebase - (Authentication, Cloud Storage, Cloud Firestore, Cloud Messaging) - Adding the CI/CD Pipeline to projects for smooth deployments. I will be happy to help you with: - Building, designing and maintaining from scratch or new features in existing Flutter mobile applications; - Ensuring the quality and performance of the application to meet the specifications; - Estimate tasks effectively and accurately; - Publishing applications on Google Play and Apple Store; - Designing and implementing application updates. - Deploying Flutter /Android Kotlin/IOS Swift Applications to Apple store and Play store. I am very well-versed in agile approach in project development and really love to add my creativity to the overall project implementation. 🚀 Let's create something outstanding together!
    Featured Skill Firebase
    Cross-Device Compatibility
    Android App
    Firebase Realtime Database
    Mobile App Development
    Firebase Cloud Firestore
    iOS Development
    iOS
    Android App Development
    Android
    NoSQL Database
    Dart
    SQLite
    Flutter
    Clean Architecture
  • $20 hourly

    • 4.6/5
    • (8 jobs)
    I am focusing on developing iOS & Android Mobile App using React Native, Redux, Firebase etc. I have also extensive experience for developing Mobile App using Swift-Xcode and Android- Studio. Consider me if you need to, - Build iOS & Android Mobile app using React Native, Redux, Expo, firebase. - Build Rest Api using NodeJS + Firebase Admin SDK etc. - Build Server side rendered Web App using NodeJS + ReactJS. - Integrate Graphql or Rest Api within Mobile app. - Integrate Firebase Auth (Email/pass, Facebook, Google, Twitter). - Design Database using Cloud Fire store, Realtime Database. - Integrate Stripe Payment Gateway - Integrate Firebase Realtime Database for chat app implementation. - Location Tracking during different stages/modes of App. - Firebase Push Notification . - Upgrade React Native to make app live. Front End: JavaScript (ES5 and ES6) | React | React-Native | Redux | React Hooks | React Saga | React Fetch | JSX | Sqlite | Realm iOS App Development & Android App Development Back End: Node.js | Express | MySQL | PostgreSQL | RESTful API Development | Firebase Testing/Deployment: Mocha | Chai | Jest | Artillery | Loader.io | Amazon AWS | Firebase | Docker Developer Tools: Git | npm | Webpack | Agile Methodology | TDD Graphic Design: Adobe XD | Figma | Adobe Photoshop | Illustrator I have worked on several projects and have extensive experience in application development in areas such as: 📱 Dating 📱 Fintech 📱 Healthcare, Wellness 📱 Cab or Taxi Booking 📱 Delivery 📱 Chats & Messengers (Audio, Video chats) 📱 On-Demand Services 📱 Fitness 📱 Social Networking 📱Job Marketplace 📱E-Commerce Development process: 💻1-2 week development sprints 💻1-2 days of QA on implemented features 💻 Continuous deployment, where the client can review all changes made during the previous sprint 💻Weekly updates on what was implemented last week and what we’ll work on next week 💻A private Skype or Slack channel with the project team 💻A project board showing all the tasks in a sprint
    Featured Skill Firebase
    Shopify
    Google Maps API
    jQuery
    Mockup
    GPS
    Apple Xcode
    JavaScript
    HTML5
    TypeScript
    API Integration
    React
    Android
    React Native
  • $15 hourly

    • 5.0/5
    • (17 jobs)
    I am a highly skilled and experienced mobile app developer with over 8+ years of experience creating high-quality iOS and Android applications. My expertise lies in end-to-end management of mobile app development, allowing me to take a project from concept to launch. I am eager to utilize my skills and experience to build innovative and powerful apps for clients like you. I am dedicated to providing the best quality of work at competitive prices.
    Featured Skill Firebase
    iOS SDK
    Android SDK
    Apple Xcode
    iOS Development
    Android Studio
    iOS
    Android
    Android App Development
    Flutter
    Smartphone
    Swift
    Objective-C
    Kotlin
    Native App Development
  • $25 hourly

    • 4.9/5
    • (2 jobs)
    ✅ Proven Expertise in Native & Hybrid App development ✅ 100% Job Success (Client Satisfaction Ratio) ✅ 80% Repeat Clients ✅ 6 Years Of Experience ✅ High-Quality Work ✅ Cost-Effective ✅ Fluent English Verified I am having proven experience of working with Startups and Unicorns. Have developed MVPs from scratch. Delivered Bug free products. In the past 6 years I have worked in multiple domains /industries including E-commerce, Fin-tech, Finance, Healthcare, Transport, Booking, Agriculture, Banking, Education, Food, Real estate, Startups, Unicorns, etc. ✅ Skillsets: 🔹 || Tech Stack||: 𝗔𝗻𝗱𝗿𝗼𝗶𝗱: Kotlin, Java 𝗶𝗢𝗦: Swift, Objective-C, Swift UI 𝗖𝗿𝗼𝘀𝘀-𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺 (𝗛𝘆𝗯𝗿𝗶𝗱): Flutter (Dart), React Native 𝗪𝗲𝗯 / 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Node.js, Python, Express.js, Nest,js, Django, Next.js Architecture: Monolitic & Microservices 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React.Js, HTML5, CSS3, BootStrap, JavaScript, jQuery, Redux, State Management 🔹|| 3rd Party ||: Firebase, Google Map, Apple health, Payment Gateway (Razorpay, Phonepe, Paytm, Stripe etc),ChatGPT, WebRTC, Twilio, Agora, Whatsapp, ChatBot. 🔹|| Tools ||: Github Bitbucket Jira Notion Slack Microsoft Teams Skype 💡 Why am I a good fit for your project 1️⃣ Customer Satisfaction - I strive to provide high customer satisfaction and value to my clients and earning their trust. The "WOW" statement is of utmost importance to me 2️⃣ Punctuality - being on time is another highlight of me as a freelancer. Have you tired of lagging behind your deadlines, contact me, you will be on time this time. 3️⃣ Responsiveness - I prefer constant communication with clients over unclear details of the project to doing just as I understand. 4️⃣ Reliability - You can trust me, I will deliver your project in the best possible way 5️⃣ Problem Solving - Are you struggling to find a proper solution for your idea, I will be the one to resolve your problem with professionalism. 💬 𝗖𝗢𝗡𝗦𝗨𝗟𝗧𝗔𝗧𝗜𝗢𝗡: My consultation is 𝗙𝗥𝗘𝗘. Let's schedule an introductory call and discover the possibilities of working together. Looking forward to give my inputs that can be helpful to your project. ✋ I am looking forward to working with you and delivering you high quality, reliable and working solutions that make you say "WOW" to all your business and personal needs! Thanks!
    Featured Skill Firebase
    Git
    GitLab
    Google Maps API
    GitHub
    Payment Gateway Integration
    Mobile App Development
    Java
    Android
    Smartphone
    iOS
    Flutter
    Swift
    React Native
    Hybrid App Development
  • $30 hourly

    • 5.0/5
    • (1 job)
    I am an experienced SDE 3 with a proven track record of over 5 years in designing and building scalable Backend systems. Throughout my career, I have successfully delivered high-quality software solutions that have contributed to the growth and success of various projects. Specialties: 🔹 Leadership and Project Management 🔹 Agile Practices and Scrum Methodology 🔹 Optimization and Performance Tuning 🔹 Database Architecture and Design 🔹 Cloud Computing and Infrastructure 🔹 Web Security and Internet Technologies 🔹 Analytics and Data Insights Technology Stack: 🔸 Languages: Python, JavaScript (including Node.js) 🔸 SQL Database: MySQL, PostgreSQL 🔸 NoSQL Database: MongoDB, DocumentDB 🔸 Caching Database: Redis, Aerospike 🔸 Search Engine: ElasticSearch, RediSearch 🔸 Frameworks: Django, Flask, FastAPI, ReactJS 🔸 Server-Side JavaScript: Node.js 🔸 Protocols: HTTP, HTTPS, SMTP, AMQP, XMPP 🔸 Cloud Platforms: AWS, GCP 🔸 Versioning Systems: Git 🔸 Deployments and CI: Jenkins, GitLab Pipeline 🔸 Project Tracking Tool: Jira, ClickUp My expertise lies in developing robust and efficient Backend architectures, leveraging the latest technologies and best practices. I have a strong command over designing scalable systems that can handle high loads and ensure optimal performance. My proficiency extends to working with Amazon Web Services (AWS) and utilizing its services to create reliable and secure solutions. In addition to my Backend skills, I have assembled and led a talented full-stack tech team. The team comprises skilled React, Next.js, and Flutter developers who work collaboratively to deliver exceptional user experiences and meet project objectives. Together, we have successfully executed numerous projects, demonstrating our ability to work seamlessly as a team and deliver results. For more detailed information about my qualifications and accomplishments, please refer to my resume. I am confident in my ability to bring my expertise and dedication to your project, ensuring its success and meeting your specific requirements. I am excited about the opportunity to work on challenging projects and contribute to your organization's growth. Let's discuss how my skills and experience can add value to your team and achieve your desired outcomes.
    Featured Skill Firebase
    RabbitMQ
    Front-End Development
    Apache Kafka
    RESTful API
    Google Cloud Platform
    NGINX
    Python
    PostgreSQL
    Git
    Docker
    MongoDB
    Django
    Amazon Web Services
    Kubernetes
  • $10 hourly

    • 5.0/5
    • (1 job)
    I am adaptable to any working environment allotted, I can mingle with my team members with ease. I will prove myself as an asset to the company and I will work hard for the development of the company and the development of my skills and knowledge.
    Featured Skill Firebase
    Client Interview
    Google Maps
    Application
    Google Play
    SQL
    JetPack
    Cryptocurrency
    Dagger 2
    Database
    Blockchain, NFT & Cryptocurrency
    Android
    Java
    Kotlin
    SQLite
  • $20 hourly

    • 5.0/5
    • (1 job)
    I'm an Android app developer with good experience in web development. I excel in scalable, full-stack applications and am eager to gain hands-on experience with real-world projects. I have a strong grasp of React Native, Reactjs, Mongodb, Nodejs and Nextjs. I also have good experience in cloud platforms like Google cloud, Firebase, digital Ocean and SupaBase cloud. Also have Experience in many other languages like Java, c++, python . I am always open to learning new languages as I work on more real-world projects, and I ensure thorough discussions with clients beforehand to address the minute details of projects. Thankyou for your time and I hope we will work together.
    Featured Skill Firebase
    RabbitMQ
    React Native
    Next.js
    AWS Lambda
    Microservice
    Apache Maven
    Firebase Cloud Firestore
    Spring Boot
    MongoDB
    JavaScript
    HTML
    CSS 3
    React
  • $15 hourly

    • 5.0/5
    • (5 jobs)
    Extensively Experienced Front End Developer 👨‍💻, specializing in ⚛️React-based Web Applications and can methodically break down and create COMPLEX APPLICATIONS as per YOUR REQUIREMENTS, using a wide variety of techniques and tools 🛠️. I create performant REACT APPLICATIONS, which are responsive in all screen sizes 📱🖥️. I can re-engineer immensely complex designs and code, providing significantly improved performance. 🌟 WHY CHOOSE ME OVER OTHER FREELANCERS? 🌟 ✅ Client Reviews: I focus on providing VALUE to all my Clients and Earning their TRUST. The Client Reviews and Feedback on my Profile are of critical importance to me and the value that I provide. ✅ Over-Delivering: This is core to my work as a Freelancer. My focus is on GIVING MORE than what I expect to RECEIVE. I take great pride in leaving all of my Clients saying, "WOW!" ✅ Responsiveness: Being extremely responsive and keeping all lines of communication readily open with my Clients. ✅ Resilience: Reach out to any of my Current or Former Clients and ask them about my Resilience. Any issue that my Clients face, I attack them head-on and find a SOLUTION. Want a live demonstration of my skills? Check out one of my clients Edtech websites: ✅ learnbie.com ✅ plasmid.co.in The 🏆Client Review🏆 below, which you will find in my reviews section and others like it, describes the quality of work and value that you can expect from working with me: "Deliver what I asked for and on time, Recommend him" "Sainath's recent work on our frontend, leveraging React, GraphQL, and Node.js, was nothing short of exemplary. Demonstrating a profound understanding of the project requirements, Sainath showcased an exceptional level of skill and efficiency in bringing our vision to life"
    Featured Skill Firebase
    Amazon EC2
    GraphQL
    Google Chrome Extension
    Git
    Docker
    Node.js
    HTML
    React
    Next.js
    TypeScript
    JavaScript
  • $15 hourly

    • 4.8/5
    • (89 jobs)
    🏆 Upwork 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 🏆 by Upwork (𝗧𝗼𝗽 𝟯%) 🏆 3000+ Hours on Upwork 🏆 Full Stack Mobile (Flutter) Developer Looking for Seamless Mobile Solutions? Unlock the potential of seamless mobile app solutions tailored precisely to your needs. As a seasoned Flutter developer, I specialize in crafting captivating mobile experiences for both Android and iOS platforms. With a keen focus on delivering exceptional user interfaces, fluid animations, and tailored code structures, I ensure your vision comes to life seamlessly. Elevate your project with my expertise, and let's turn your Mobile App ideas into extraordinary digital realities. Comprehensive Skill Set: ✔ Custom mobile applications for Android and iOS in Flutter ✔ Proficiency in the Dart programming language ✔ Mobile App UI/UX Design ✔ Website to App Conversion ✔ XD/Figma to Flutter ✔ Firebase & PHP Laravel ✔ Google Map Integration ✔ SQLite and Firebase Storage ✔ Push Notifications ✔ Ads Integration ✔ Experience with state management like Provider, Bloc, Getx, RiverPod ✔ Strong problem-solving and debugging flutter applications ✔ Restful APIs and other third-party libraries Integration ✔ Ability to work with version control tools like Git and GitHub ✔ Payment Gateway Integration ✔ Publish apps on the Google Play and Apple Store Domain Expertise: ✔ E-commerce app ✔ Entertainment Apps ✔ Photo/Video Editing Apps ✔ Health & Fitness app ✔ Travel & and online Booking app ✔ Educational apps ✔ Food delivery apps ✔ Shopping apps ✔ Social Apps ✔ Utility Apps 🔑Availability & Communication* I always prefer a quick short call to project discussion or idea-sharing. It saves prospects precious time & energy. I can start work on the project IMMEDIATELY and work more than 8 hours/day and 40-50 hours/week(as required). You'll always found me Online at your best time. Thank you for your patience and time. Krish 🔑 𝐊𝐄𝐘𝐖𝐎𝐑𝐃: Flutter, Flutter App, Flutter Developer, Flutter Firebase, Dart, Firebase, Swift, Xcode, Interface Builder, UIKit, SwiftUI, Core Data, Auto Layout, App Store Connect, Cocoa Touch, Push Notifications, RESTful APIs, In-App Purchase, App Extensions, TestFlight, Mobile Apps, Firebase, Apple Pay, iPhone Apps, Android Apps, Hybrid Mobile Apps, Senior Mobile Developer, Mobile Apps Developer,Swift, Xcode, Interface Builder, UIKit, SwiftUI, Core Data, Auto Layout, App Store Connect, Cocoa Touch, Push Notifications, Cocoapods, HealthKit, Core Animation, Localization, mobile app development, mobile app design, mobile ui ux designer, mobile, android developer, android, android kotlin, android reverse engineer, ios developer, ios swift, ios app, flutter ios, flutter android, no SQL, rest apis php/laravel backend, Google Map, Google Map Api, Ios Android, Ios App Developer, Ios Developer
    Featured Skill Firebase
    Hybrid App
    Android App
    iPhone & iPad Apps
    Mobile App
    App Development
    Mobile UI Design
    Dart
    Mobile App Testing
    iOS Development
    Android App Development
    Swift
    Objective-C
    Android
    Flutter
  • $8 hourly

    • 4.9/5
    • (14 jobs)
    🏆 Recognized as a Top 3% Flutter Developer on StackOverflow 🏆 With over 7 years of dedicated experience, I excel as a lead developer in the realms of Flutter, Android, and Web development. My track record is characterized by a commitment to delivering exceptional quality and meeting deadlines consistently. Flutter Expertise: ✔ Fluent in UI Design, crafting captivating user experiences. ✔ Proficient in State Management: Provider, Riverpod, Bloc, and more. ✔ Expertise in Web Services/API integration: http, Dio, etc. ✔ Skilled in local databases: Sqflite, Floor (SQL) and Hive (NoSQL). ✔ Hands-on experience in deploying apps on Google Play Store and Apple Store. Firebase Mastery: ✔ In-depth knowledge of Firestore, including server-side Admin SDK integration using Node.js. ✔ Realtime Database utilization for dynamic applications. ✔ Proficient in Cloud Functions, both development and server-side implementation using Node.js. ✔ Expertise in Firebase Cloud Messaging for real-time communication. ✔ Skillful with In-App Messaging, Crashlytics, and Remote Config. ✔ Proficient in integrating Dynamic Links and Firebase Authentication. ✔ Experience with Firebase App Distribution, Firebase Hosting, and Extensions. Comprehensive Skills: ✔ Platforms/Frameworks: Flutter, Android, React.js, Express.js ✔ Languages: Dart, Java, Kotlin, Node.js, React.js ✔ Databases: MongoDB, Firestore ✔ Version Control: GitHub, GitLab I take pride in my proven ability to adapt and excel across multiple technologies, ensuring seamless project execution. If you're seeking a dynamic developer with a holistic skill set and a proven Firebase expertise, I am your ideal choice. Let's collaborate to bring your projects to life and achieve remarkable results. Contact me to discuss how I can contribute to your success.
    Featured Skill Firebase
    Next.js
    NestJS
    Stripe
    SQL
    Database
    NoSQL Database
    Android App Development
    Flutter
    In-App Purchases
    User Authentication
    Node.js
    React
    Firebase Cloud Firestore
    Mobile App Development
  • $20 hourly

    • 5.0/5
    • (15 jobs)
    From front-end magic with React and Next.js to robust server-side architecture using Node.js and Nest.js, I'm your go-to developer for creating high-performance web solutions. As a fullstack developer with over 4 years of experience, I specialize in creating business solutions using React, Node.js, and MongoDB. My expertise lies programming and designing with react.js , Node.js and Nestjs MongoDB, as well as front-end development using React.js, Redux, and jQuery. I have extensive experience developing custom APIs, integrating payment gateways, and building e-commerce websites. Key Skills: Developing websites from scratch using React, Node.js, and MongoDB Customizing websites and apps to meet client needs Converting images or Figma designs into React, Angular, Android, or iOS apps Fixing issues in your webapp Building custom APIs for web and mobile applications Payment gateway integration with Stripe and PayPal Debugging and error fixing Website maintenance and QA testing Tools and Technologies: JavaScript, HTML, CSS, JSON, XML, Rest API React.js, Redux, Next.js, Gastby Node.js ,Nestjs ,Nest.js MongoDB,firebase , postgress , mysql Git, SVN, HG ,githubactions Webpack, Gulp, GraphQL Linux, Mac Asana, Jira, Trello, Slack, BaseCamp I have a strong work ethic and am committed to delivering high-quality work within deadlines. My experience with React, Node.js, and MongoDB will ensure that your business solution is developed efficiently and effectively. Let's work together to bring your project to life.
    Featured Skill Firebase
    ExpressJS
    Stripe
    NoSQL Database
    JavaScript
    React Native
    Next.js
    AWS Lambda
    WebRTC
    Redux Form
    MongoDB
    Node.js
    Google Cloud Platform
    Material UI
    React
  • $20 hourly

    • 4.9/5
    • (13 jobs)
    Hi there! I'm a professional Web developer with over 10 years of experience in the field. Throughout my career, I have honed my skills and gained expertise in various web development technologies. My primary focus lies in Javascript, HTML, CSS, and the Chrome extension API, allowing me to create versatile and feature-rich browser extensions. When it comes to developing browser extensions, I possess an in-depth understanding of the underlying technologies and best practices. Whether you need an extension for enhancing productivity, improving user experience, or automating tasks, I can bring your ideas to life. I will ensure that the extensions I create are robust, secure, and tailored to your specific needs. Apart from browser extensions, I am also proficient in integrating APIs. I can seamlessly connect your web applications with third-party services, allowing you to leverage the power of external platforms and enhance your application's functionality. My dedication to delivering top-quality work is unwavering. I take great pride in writing clean, well-structured code that follows industry standards and best practices. I believe that the foundation of a successful project lies in the quality of its codebase, and I strive to provide you with a reliable and maintainable solution. I am always open to discussing your requirements in detail. By understanding your goals and vision, I can provide valuable insights and suggestions to ensure that the final product exceeds your expectations. Clear communication and collaboration are essential to me, and I am committed to delivering results that align with your needs. If you're looking for a seasoned Web developer who can build exceptional browser extensions, integrate APIs seamlessly, and write top-quality code, I'm here to help. Let's connect and discuss your project further. pankzagrwal.github.io
    Featured Skill Firebase
    Data Scraping
    RESTful API
    API Integration
    Web Development
    Browser Extension
    Node.js
    WordPress
    React
    CSS 3
    HTML5
    JavaScript
    Bootstrap
    jQuery
    Google Chrome Extension
  • $12 hourly

    • 4.8/5
    • (13 jobs)
    Energetic and curiosity-driven Flutter|Native Android|iOS developer with 5+ years of experience writing top-quality clean code for high-paced businesses. Eager to support IntelliJ in modernizing its world-class products and delivering an incredible user experience. In previous roles created a top-selling app for passengers (i.e; Cab booking system) (1K+ downloads to the current date). Also, I have 3+ years of strong expertise in Flutter development with dart language using state management (i.e;- Bloc, Provider, Mobx & Getx). SKILLS:- Flutter, Dart, Kotlin, Java, Web, React Native, Android development, State management with Bloc, Provider, Mobx, Riverpod or Getx, Firebase Realtime database integration, Firebase Firestore, One Signal Push Notification integration, Firebase Push Notification, Firebase Authentication, Social Media integration, Third party Payment gateway integration(Stripe, Razorpay, Cashfree SDK, etc.), and Google maps API integration, Restful API integration, Web Socket.IO, Unit/Widget/Integration testing, etc. ROLES & RESPONSIBILITIES:- • Created applications for Android, Web, and iOS platforms using the Flutter framework • Proficient in Xcode, different versions of iOS, and different screen sizes • Experience with publishing apps to the Google Play Store and App Store • Proficient in Android Studio, different versions of Android, and different screen sizes • Ability to learn and adapt to new technologies and languages quickly • Determined architectural and product design details for open-ended tasks or specifications • Collaborated with quality engineers, user research, product management, design, and support teams to ensure quality in all phases of the app development. • Writing well-designed, testable, efficient code by using the best software development practices • Creating apps layout/user interfaces by using standard coding • Well-versed in unit testing, UI testing, and test automation • Understanding fundamental design principles (i.e., Google Material Design, Cupertino Design, and Interface guidelines) behind a scalable application • Profound understanding of code versioning tools, such as Git (i.e., using both the command line and the user interface) • Experienced professional in offline storage, threading, and performance tuning, third-party libraries, and RESTful APIs • Expertise in developing product-related e-commerce, cab booking system, saloon, massage & hairdressers, wallets, delivery, Quiz products, and so on. • Proficient in implementing Background Services, Broadcast Receivers, Coroutines & Data Binding Benefits you will get: - A long-term support you will get from my side. - Unlimited revisions. - I won't close the project unless you're 100% satisfied. - I built your idea with total confidence and will keep it secret. KEY ACHIEVEMENTS • Created and tested 50+ apps for iOS & Android platforms within 5+ years of experience. • Implemented Clean Architecture using MVVM Architecture. • Implemented Clean Architecture using Jetpack Library. GitHub PROFILE:- github.com/pankajmangal ACHIEVEMENTS:- Feb 2022 Appreciated by the client in front of management for delivering the application before stipulated timelines and rewarded financially as a token of appreciation. Love to work for long-term contracts/clients. #Want to work with the world's best clients #worldbestclients I enjoy developing long-term relationships with my client. We will turn your imaginative thoughts into actual reality. If you have a creative concept for your product, feel free to contact me and we will discuss it further. Regards, Pankaj Mangal Senior software engineer
    Featured Skill Firebase
    Architectural Design
    Integration Testing
    Jira
    Swagger
    Game Design
    App Store
    Git
    RESTful API
    Socket.io
    Google Maps API
    Payment Gateway Integration
    Flutter
    Kotlin
    Hybrid App Development
  • $12 hourly

    • 4.9/5
    • (1 job)
    Hi there, I am a Software Engineer with over 4 years of experience in developing web and mobile applications. Technical Skills - - Languages: Javascript, Typescript, Python - Web Technologies: HTML5, CSS3, ReactJS, NextJS, ExpressJS, NodeJS, NestJS - Database: PostgreSQL, MongoDB - Mobile: React Native - Cloud: AWS, Netlify, Vercel - Other: Git/Github, Firebase, Docker, Fastlane, Circle CI
    Featured Skill Firebase
    NestJS
    Tailwind CSS
    Next.js
    Docker
    Amazon Web Services
    TypeScript
    React Native
    HTML5
    CSS 3
    JavaScript
    PostgreSQL
    Node.js
    MongoDB
    React
  • $20 hourly

    • 5.0/5
    • (2 jobs)
    12+ years of developing Android applications, leading teams, and delivering successful products. I provide high-quality mobile, Android TV, Android Auto, and Android Automotive OS apps using the latest tech stack like Jetpack Compose, MVVM, Hilt, Room, and ExoPlayer. Professional skills and technologies: • Fluency in Java and Kotlin • AndroidX/JetPack, Compose, Leanback • MVVM/MVP/MVI • Experience in RESTfull APIs, OAuth • SQLite/Room, Realm • ExoPlayer, optimization and performance tuning, offline playback, caching • Creating media apps for Android Auto and Android Automotive OS • Security/Encryption, biometric • Firebase Auth/Cloud functions/Database/Storage • Troubleshooting performance problems • Knowledge of best practices for developing secure software, mobile application vulnerabilities, and how to prevent them. 🚀 Frameworks and programming languages · Native App Development: iOS (SwiftUI, Swift), Android (Java, Kotlin) · Cross-platform App Development: Flutter & Dart 📚 SDKs and libraries · Cloud Hosting: Amazon Web Services, Microsoft Azure, Google Cloud Platform, DigitalOcean · Database: Cloud Firestore, Supabase, PostgreSQL, MongoDB, MySQL, Apollo GraphQL · Payment Processing: Stripe, PayPal, Braintree, Square, Adyen · Location Services: Google Maps, MapKit, Mapbox, Here SDK, OpenStreetMap · Voice, SMS, Video: Twilio, Vonage, Plivo SDK, Agora, Sinch SDK · Push Notifications: OneSignal, FCM, Pusher SDK, Amazon SNS SDK, Urban Airship SDK · Analytics and Performance Monitoring: Google Analytics, Mixpanel SDK, Crashlytics · Social Media Integration: Facebook, Twitter, Instagram, LinkedIn, Snapchat · Advertising and Monetization: Google AdMob, Facebook Audience Network SDK, MoPub SDK · Auth0, Google ML Kit, Core ML, Bluetooth API, OpenWeatherMap API
    Featured Skill Firebase
    Android SDK
    Payment Gateway
    Mobile UI Design
    Generative AI
    Hybrid App Development
    Model View ViewModel
    Android App Development
    Flutter
    Dart
    Kotlin
    Mobile App Development
    Android
    Java
  • $5 hourly

    • 4.3/5
    • (2 jobs)
    A results-driven Project Manager with expertise in scheduling tasks, managing timelines, and optimizing workflows. Proficient in Gantt charts, sprint planning, and resource allocation, ensuring seamless project execution across teams. Skilled in using JIRA, Asana, and Excel to track progress, manage dependencies, and mitigate risks. Adept at stakeholder communication, cross-functional coordination, and process improvement, delivering projects on time and within scope. Strong understanding of agile, waterfall, and hybrid project management methodologies, driving efficiency and accountability in every phase of execution.
    Featured Skill Firebase
    Excel Formula
    Project Management
    Performance Marketing
    SQL
    Google Analytics 4
    LinkedIn Campaign Manager
    Facebook Ad Campaign
    Facebook Ads Manager
    Search Engine Marketing
    Google Display Network
    Google Ad Manager
    Google Ads
  • $10 hourly

    • 5.0/5
    • (3 jobs)
    Hi, I'm a fullstack developer with experience in building AI + web applications for scalable and growth oriented organizations. I've gained experience in a variety of programming languages and programming tools, including: ✅ Golang ✅ React.js ✅ NextJS ✅ Rust ✅ Python ✅ Java ✅ MySQL ✅ PostgreSQL ✅ AWS ✅ Google Cloud On the AI side of things I have experience with major LLMs and AI services like: ✅ ChatGPT ✅ LLaMa ✅ Claude ✅ Groq ✅ Ollama In addition to my web-based technical skills, I have experience developing mobile applications for Android and desktop based applications.
    Featured Skill Firebase
    Next.js
    Tailwind CSS
    React
    Android
    Spring Boot
    Flask
    Django
    Amazon Web Services
    Google Cloud Platform
    Java
    Python
    SQL
  • $6 hourly

    • 0.0/5
    • (0 jobs)
    Experience Mobile developer with 4+ years of mobile development expertise. Skilled in creating high-quality and user friendly application . I have successfully delivered numerous projects that have granted positive feedback from client and end-users alike. 🤓🚀 • Cross-platform development using Flutter • iOS app development • Desktop application development • Web App development In recent years, I've developed a strong passion for cross-platform development and gained extensive expertise in leveraging Flutter to create highly successful mobile apps across various industries. If you're seeking assistance in bringing your ideas to life through cross-platform development. I'm here to help you achieve your goals. Let's embark on this journey together! What I bring to your project: 📱 Expert guidance in building a Flutter app from scratch and preparing it for publication on app stores. 🌟 Demonstrated track record of delivering high-quality mobile apps that consistently exceed client expectations. 🎨 Proficiency in designing and implementing beautiful, responsive, and intuitive user interfaces that deliver exceptional user experiences. 📞 Clear and transparent communication throughout the project, ensuring you're always in the loop. 🔍 Meticulous attention to detail and a commitment to writing clean, well-documented code. 🧪 Expertise in writing comprehensive unit tests for Flutter apps to ensure code quality and minimize the risk of errors. 💻 Proficiency in utilizing popular Flutter packages and plugins, including Flutter Bloc, Firebase, Provider, and Riverpod.
    Featured Skill Firebase
    Figma
    Analytics
    CI/CD
    Android App
    Flutter Stack
    Mobile App
    Apple Xcode
    iOS Development
    ARKit
    Swift
    Kotlin
    Dart
    Flutter
    Native App Development
  • $25 hourly

    • 0.0/5
    • (1 job)
    ⭐ Technical Skills: ✓ Languages: Javascript, Typescript, Swift, Java, Kotlin ✓ Libraries/Frameworks: React Native, React Native Expo, Android, Spring, Hibernate ✓ Storage: SQLite, Mysql ✓ Tools: Xcode, Android Studio, GitHub, BitBucket, Jira, Visual Studio, Postman ✓ CI/CD: Bitrise, App Center ✓ Notifications: Firebase Cloud Messaging Using React Native, I have developed cross-platform mobile apps for E-commerce, Education, Travel, Food tech, Music, and Ridesharing services. Also, I have developed large-scale Native Android and iOS apps using Java and Swift. I have worked on an app having 40+ million downloads and overall worked on 25+ applications. Along with this, I have experience in handling and mentoring teams. Deep knowledge of common React framework APIs (GPS, Live chat, Web-Service, Location, Camera, Notifications, Map API, Shared Preferences, SQLite, Push Notifications). Also, I have a good understanding of mobile device architectures and mobile development platforms.
    Featured Skill Firebase
    Hybrid App
    Mobile App Development
    Postman
    Jira
    Android
    React Native
    GitHub
    MySQL
    SQLite
    Kotlin
    Java
    JavaScript
    TypeScript
    React
  • $6 hourly

    • 5.0/5
    • (1 job)
    Hello! 👋 I'm a skilled Frontend Developer on Upwork with a strong proficiency in TypeScript, React.js, Next.js, Node.js, Firebase, and Supabase. With a solid 3-year background in web development, I thrive in creating seamless and visually appealing user interfaces. My expertise extends across various tech stacks, ensuring versatile and efficient solutions for diverse projects. As a detail-oriented professional, I excel in translating design concepts into interactive and responsive web applications. My commitment to staying updated on the latest industry trends allows me to deliver cutting-edge solutions that meet client expectations. Let's collaborate and bring your digital vision to life! 🚀 #WebDev #ReactJS #NextJS #NodeJS #Firebase #Upwork
    Featured Skill Firebase
    React Native
    Supabase
    Python
    Node.js
    Front-End Development
    RESTful API
    CSS 3
    Web Application
    API
    Next.js
    React
    CSS
    JavaScript
    Web Development
  • $12 hourly

    • 5.0/5
    • (0 jobs)
    I’m a developer experienced in building Native Android applications for small and medium-sized businesses. Whether you’re trying to win work, list your services, or create a new application from scratch, I can help. Knows Android, Java, Kotlin, jetpack compose, firebase, push notification, Map API Integration, RoomDB, SDK & Dagger Hilt Full project management from start to finish Regular communication is important to me, so let’s keep in touch.
    Featured Skill Firebase
    Volley
    Payment Gateway
    RxJava
    Android Room Persistence
    Push Notifications
    Navigation Design
    HIIT
    Dagger 2
    Retrofit
    Java
    Kotlin
    Android
  • $15 hourly

    • 0.0/5
    • (0 jobs)
    Sanjeev KumarFull Stack Developer | Software Engineer | Tech Enthusiast Professional Summary A highly skilled Full Stack Developer with 1.5+ years of experience in designing and developing dynamic, scalable, and high-performance web applications. Proficient in React.js, Next.js, Node.js, NestJS, Express.js, and PostgreSQL, I specialize in crafting seamless user experiences and building robust backend systems. My expertise in Docker, AWS, Redis, and microservices architecture ensures optimized system performance and scalability. Passionate about innovation, I stay updated with the latest industry trends to deliver cutting-edge solutions. Key Skills Frontend: React.js, Next.js, Tailwind CSS, Core UI, Headless UI, HTML, CSS, JavaScript Backend: Node.js, Express.js, NestJS, MongoDB, PostgreSQL, SQL Cloud & DevOps: AWS (EC2, S3), Docker, Redis, CI/CD (GitHub Actions), Firebase Tools & Frameworks: Git, Jira, Swagger, PgAdmin, IntelliJ IDEA, VS Code Languages: Java, C++, C, Python, TypeScript, SQL, NoSQL Professional Experience Cogenist.com | Self-Employed Full Stack Developer | Gurugram, India | Dec 2024 – Present Developed a high-performance full-stack web application using Next.js (frontend) and NestJS (backend). Designed and optimized MySQL database schemas, improving query efficiency and data retrieval speed. Integrated AWS EC2 and AWS S3 for secure and scalable backend deployment. Implemented Redis caching and rate limiting, reducing API latency and preventing excessive requests. Containerized the application with Docker, ensuring consistent development, staging, and production environments. Configured GitHub Actions for a seamless CI/CD pipeline, automating testing and deployment. Developed secure RESTful APIs with robust authentication and authorization mechanisms. Conducted performance optimization and load testing, reducing response times and enhancing system efficiency. Antino Labs Pvt. Ltd. | Associate Software Engineer Gurugram, India | Apr 2024 – Nov 2024 Engineered scalable full-stack applications using React.js, Next.js, Node.js, and NestJS. Optimized PostgreSQL queries, reducing execution time by 40%, leading to better system efficiency. Implemented Docker, Redis, and Kafka, ensuring 95% uptime and seamless frontend scalability. Developed visitor APIs with QR codes and AWS S3 integration, enhancing security and UX by 75%.
    Featured Skill Firebase
    Next.js
    React
    AWS Cloud9
    Tailwind CSS
    ExpressJS
    C++
    JavaScript
    Java
    TypeScript
    PostgreSQL
    MongoDB
    Node.js
    NestJS
    Web Application
  • $13 hourly

    • 0.0/5
    • (0 jobs)
    I have 10 years of experience as a Senior iOS Developer, specializing in designing, developing, and maintaining mobile applications. My main skills include Swift and Objective-C, and I have a strong foundation in Core Data, memory management, push notifications, and third-party integrations. I have worked on projects focusing on delivering high-quality, performance-driven apps while following Apple’s design principles. Skills: - Expertise in building iOS apps using Swift and Objective-C - Proficient in XML/JSON parsing and integrating SOAP-based web services - Experienced with in-app purchase integration and CCAvenue payment gateway - Seamless social media integration (Facebook, Instagram, Twitter, LinkedIn) - Skilled in using analytics and crash reporting tools (Crashlytics, Firebase) - Hands-on with SDK integrations - Proficient in project management tools: Trello, Jira, Slack
    Featured Skill Firebase
    Unit Testing
    App Store
    TestFlight
    Payment Gateway
    Agile Software Development
    iPhone UI Design
    SwiftUI
    In-App Purchases
    GitHub
    Push Notifications
    iOS Development
    iOS
    Objective-C
    Swift
  • $30 hourly

    • 2.5/5
    • (2 jobs)
    My name is Gagan Sethi and I am from India.I believe in honesty and transparency. I have been working as a React Native developer for more than 7 years now. Skills * Expert Mobile app development. * Expert IOS Developer. * Expert Android Developer. * Expert React Native, Js Development. * Expert in Upload app in Appstore and Google Play store * Expert in HTML5, flexCSS and JavaScript * Tools: Xcode, CocoaPods, Android Studio, VS Code, Postman, Zeplin; More Specific expertise * Exchange app(Based on BlockChain) * News App * Geo-Location related app * Push Notification service * Bar App * School management app * Social & Event base apps * Society management app * Lead management app * Car service app Additional * Bug finding & fixing * High quality reusable and structured code * Bitbucket * GitHub * Firebase * Social login SDK * TestFlight Services * High Quality * Full Time (30+ hours / a week) * Daily or weekly result during development. * deliver clean and robust code, upload app on app store after development. * maintenance and any update with free after development. * Responsible communication for each day. * Be responsible to all projects I'm a highly motivated and reliable mobile developer, committed to doing a great job while respecting deadlines. Thanks for your consideration!
    Featured Skill Firebase
    Flexbox
    CSS
    iOS
    HTML5
    Android
    Java
    JavaScript
    Node.js
    React Native
  • $3 hourly

    • 0.0/5
    • (0 jobs)
    My experiences include developing android applications using proficient technologies such as Jetpack Components along with MVVM architecture repository pattern, Frameworks like Dagger2, RxJava2, REST API, and more. used as per project specifications in Kotlin. I have also experience in Git, Github, and Android Studio. Familiar with Android SDK, comfortable with Java/Kotlin, and backward-compatible Android code. • Clear understanding of MVVM pattern. • Clear Concept of Architecture using Dagger 2. • Clear Concepts of Google Material Design. • Expertise in Modern UI/Ux like creating custom UI elements • Have command in NoSql Database like Firebase to provide real-time data synchronization, MySql, and Android Local Database SqlLite. • Excellence Experience in RESTFul Services, Google Api's, Facebook APIs, Twitter Api's, REST Apis. • Command in Google Maps APIs, Mapbox, Google Analytics, and Google Cloud Services. • Experience with AWS(Amazon Web services), Amazon Authentication Cognito, and Amazon Storage s3. Having Command over: Kotlin Jetpack MVVM/MVP Dagger 2 RxAndroid Java Native Android REST API UI/UX following Material Design Pattern Third-party libraries Spring Framework AWS MySQL Firebase Google Cloud Functions Jacoco Sonarqub Unit Testing Instrumented Testing Also, Have experience In: Google Maps Mapbox Places API Facebook API Twitter API
    Featured Skill Firebase
    Android App
    Android UI Design
    Android SDK
    Android App Development
    Smartphone
    Location-Based Service
    Java
    Kotlin
    Mobile App Development
    Android
    Native App Development
  • $10 hourly

    • 4.8/5
    • (14 jobs)
    Mobile app developer with more than 8 years experience. My area of expertise includes mobile applications development.I have a good understanding of the full mobile development life-cycle and solid skills in Kotlin, Java, Android SDK. I always try to complete work on time and prefer guiding projects through completion. Feel free to contact me so that I could prove my professional knowledge and reliability. Client's satisfaction is our main motto! I provide following mobile app solutions: - Development of Android apps - MVVM - User friendly App - In-app purchase - Payment Gateway integrations - Google Analytics integration - Push notifications - Mobile application performance testing, Load testing ,device compatibility testing - Google Play store app upload. - GPS integration - Google (Firebase) APIs - REST (JSON, XML) - Social Media integration - Barcode, QR scanners - Camera API - Google AdMob - Room database - Google In-app Billing - Git - Lot of others libraries
    Featured Skill Firebase
    API Development
    Mobile UI Design
    Android SDK
    Mobile App Development
    Android App Development
    JavaScript
    Kotlin
    Android Studio
    Flutter
    Java
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