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Hire the best JSON Developers in Toronto, ON

Check out JSON Developers in Toronto, ON with the skills you need for your next job.
Hire freelancers
  2. Development & IT Talent
  3. JSON Developers
  4. Canada
  5. (Current) Toronto, ON, ON
  • $40 hourly

    • 5.0/5
    • (2 jobs)
    Hello, I am Pablo, an iOS Engineer from Bolivia who loves making beautiful, outstanding apps. I have a Bachelor's and Master's degrees in engineering and more than 4 years of experience with iOS development. I developed a range of applications of my own ranging from Augmented Reality apps to content creation apps for social media. I’m currently working at Rappi full time, working on improving the architecture and developing important features for this super-app.
    vsuc_fltilesrefresh_TrophyIcon JSON
    Apple Xcode
    iOS Development
    iPhone UI Design
    ARKit
    Swift
    UIKit
  • $120 hourly

    • 4.9/5
    • (9 jobs)
    Full stack developer specializing in Python and react js. Technologies I am familiar with include: Python: ( flask, fastapi/starlette, Django, asyncio, celery, sqlalchemy, gevent, gunicorn ) Databases: ( postgresql, mysql, redis ) Web: ( javascript, react, vue, openapi/swagger, html/css, php ) Ops: ( docker, kubernetes, digitalocean, aws )
    vsuc_fltilesrefresh_TrophyIcon JSON
    Bash Programming
    PostgreSQL Programming
    API Development
    Spring AMQP
    HTML
    Flask
    JavaScript
    SQL
    Python
  • $21 hourly

    • 5.0/5
    • (3 jobs)
    • 7+ years of IT Experience in Analysis, Architecture, App Design, Testing & Implementation of various Client / Server, Development of iOS Applications that are scalable using Swift, SwiftUI,X Code, and Cocoa Touch framework. • Skilled in scoping iOS development projects, defining project goals, and identifying deliverables, and timelines. • Proficient in implementing OOPs, MVVM Architecture and MVC. • Experience in working with repositories in GIT for issues, code reviews and versioning • Experience in writing Unit Testing cases using XCTest to validate code. • Experience with the iOS SDK performance tools and optimisation techniques. • Knowledge of Mobile Apps distribution and provisioning on Apple developer Portal, Enterprise app Distribution. • Understanding of User Experience (UX) design principles. Designing and building advanced applications for the iOS platform. • Proficient in requirements gathering and analysis. Collaborating with cross-functional teams to define, design, and ship new features. • Unit-testing code for robustness, including edge cases, usability, and general reliability. • Experience in bug fixing/debugging and improving application performance • Strong fundamental understanding of algorithms, data structures. • Fast learner and proactive individual with excellent verbal and written communication skills, strong analytical and organizational skills.
    vsuc_fltilesrefresh_TrophyIcon JSON
    iOS Development
    Swift
    Objective-C
    SOAP
    Core Data
    XML
    Cocoa Touch
    Apple Xcode
    RESTful Architecture
  • $50 hourly

    • 5.0/5
    • (3 jobs)
    Hi, I am Anastasiia, a Salesforce full-stack developer. I have over 3 years of experience related to Salesforce functionality on more than 10 projects. My high skills are: ◼️ Salesforce administrative work: work with objects, record types, page layouts, permissions, profiles, reports, and dashboards; ◼️ Salesforce Automation: flows, process builders, workflow rules; ◼️ Salesforce development: APEX Triggers, Batches, Scripts, Custom actions for flows; ◼️ LWC, VisualForce pages; ◼️ Salesforce Community administration; ◼️ Data import/Data export; ◼️ Packaging, deployment experience. I am open to any opportunities and will work with effort and dedication. Contact me for further information. Thanks!
    vsuc_fltilesrefresh_TrophyIcon JSON
    Salesforce CRM
    Salesforce Lightning
    Visualforce
    Salesforce
    Apex
    SOQL
    Salesforce App Development
    API
    SQL
  • $35 hourly

    • 0.0/5
    • (0 jobs)
    Hi there! I’m a developer with a passion for creating beautiful, functional websites and applications that help businesses succeed. Whether you need a sleek portfolio, a business website, or a custom application, I’m here to bring your vision to life. Here’s What I Can Do for You: 1. Complete Web Development: From clean, responsive designs using HTML5 and CSS3 to powerful back-end functionality with Node.js and React.js, I’ve got you covered. 2. Custom Applications: Need something unique? I’ve built everything from patient care portals to gaming platforms, all designed to perform and scale effortlessly. 3. Cloud Hosting: I’ll help you get your project securely hosted on platforms like Google Cloud and Firebase. 4. Database Management: Whether it’s SQL, MongoDB, or Firebase, I’ll ensure your data is managed effectively. Why Work With Me? 1. Clear Communication: I believe regular updates and open communication are key to a successful project. 2. Attention to Detail: From the smallest design tweaks to the final deployment, I’ll make sure everything is just right. 3. Problem Solver: No challenge is too big or small—I’ll tackle it with creativity and focus. Let’s build something amazing together! I’d love to hear about your project and see how I can help. Drop me a message, and let’s get started!
    vsuc_fltilesrefresh_TrophyIcon JSON
    React
    ExpressJS
    MongoDB
    Firebase
    JavaScript
    JSON API
    Python
    MERN Stack
    Web Application
  • $35 hourly

    • 0.0/5
    • (0 jobs)
    I'm a senior developer of 15+ years who enjoys building websites and/or tools for clients of all industries. I'm experienced in HTML, CSS, JS, PHP as well as Gulp. I'm also proficient in Adobe Photoshop,. Illustrator and XD as well as InkScape. I love solving problems and bringing clients' visions to life, so contact me if you're looking for someone who will work hard and communicate with you every step of the way.
    vsuc_fltilesrefresh_TrophyIcon JSON
    Midjourney Prompt
    Figma
    ChatGPT API
    HubSpot
    Apache HTTP Server
    Tailwind CSS
    gulp
    CSS
    HTML5
    JSON API
    LAMP Stack
    jQuery
    PHP
    JavaScript
  • $50 hourly

    • 0.0/5
    • (0 jobs)
    Background & Professional : - Developed and maintained Golang microservices for a large-scale, high-throughput trading platform with 100+ developers in the team. - Created docker image for microservices files to orchestrate applications using Kubernetes. - Implemented RESTful APIs to connect frontend applications with backend services using Go channels and goroutines. - Implemented a 'server less' architecture using API Gateway, lambda, and Dynamo DB and deployed AWS Lambda code from Amazon s3 buckets. - Created a Lambda Deployment function, and configured it to receive events from your s3 bucket. - Excellent knowledge of relational and NoSQL databases involved in application development. - Good Knowledge on Golang drivers to perform operations such as CRUD operations and writing queries with PostgreSQL and SQL Server. - Experience working with Redis in-memory data storage for caching.
    vsuc_fltilesrefresh_TrophyIcon JSON
    Swagger
    Node.js
    web3.js
    Angular
    Blockchain Architecture
    Blockchain
    JavaScript
    Python
    Golang
    MongoDB
    MySQL
  • $30 hourly

    • 0.0/5
    • (2 jobs)
    Hello! My name is Oleksandr Riazantsev, I'm a highly skilled web developer specializing in front-end and full-stack development. With a strong knowledge of HTML, CSS, and JavaScript, as well as expertise in frameworks like Vue.js, React.js, Redux, Bootstrap, Express, and Next.js. I have the necessary skills to bring your web projects to life. Feel free to reach out to me, and let's discuss your project requirements and how we can achieve your goals together.
    vsuc_fltilesrefresh_TrophyIcon JSON
    RESTful API
    MongoDB
    React Bootstrap
    ExpressJS
    Sass
    Bootstrap
    Node.js
    CSS
    HTML
    Next.js
    React
    JavaScript
  • $60 hourly

    • 0.0/5
    • (0 jobs)
    We are a team of experienced developers based in Ukraine. We specialize in delivering high-quality web and mobile application development services to companies, helping them reduce IT costs while maintaining exceptional quality and on-time delivery.
    vsuc_fltilesrefresh_TrophyIcon JSON
    API
    SwiftUI
    Kotlin
    Swift
    Node.js
    App Development
    Quality Assurance
    Software QA
    Web Development
    Web Application
    iOS Development
    Android App Development
  • $70 hourly

    • 0.0/5
    • (0 jobs)
    I have 8 years of experience in iOS App development. I love to code and have a very good understanding of iOS Design patterns. I started my career with Objective-C, and since 2016, I am using Swift. I am experienced in Swift, Objective-C, and learning SwiftUI. Expert in XCode, UIKit, Cocoa touch libraries, Github, SVN, RESTful API, Realm, and Core Database. Hands-on MVVM and MVC design patterns. Knowledge and practical experience with Push notifications. Participate in code reviews to evaluate code quality and ensure coding standards. Effective team player and strong interpersonal relationship skills to handle clients.
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    iPhone & iPad Apps
    XCUITest
    API
    Git
    Agile Software Development
    Unit Testing
    RESTful API
    User Interface Design
    Apple Xcode
    UIKit
    iOS Development
    Swift
    Objective-C
  • $30 hourly

    • 0.0/5
    • (0 jobs)
    Greetings. I am senior back-end developer who is responsible for the performance, stability,security, and speed of web sites and apps- all the behind-the-scenes functionality that makes everything the user sees and does possible. My comtenfency lies on database programming, API programming, middleware, server scripting, testing, and integrations. Here are my professionals as follows: ✅Experience in design and development of robust, scalable and highly secure Rest APIs using Web API framework. ✅Proficient at implementing core backend development tasks including REST API development, 3rd Party API integrations. ✅Strong Background in Message Broker technologies namely RabbitMQ and ActiveMQ. ✅ Experience in working with AWS Technologies namely EC2, AWS Lambda and CloudWatch. ✅ Quick Learner, Highly Motivated, Result Oriented, Excellent Communication skills and a very good Team Player. I am always trying to keep responsible, kindness, reliable relationship with clients by my professional working. Be available 40hours per week. Please feel free to contact me. Thanks.
    vsuc_fltilesrefresh_TrophyIcon JSON
    Node.js
    SOAP
    WordPress
    ExpressJS
    AWS Lambda
    API Integration
    CodeIgniter
    Django
    Laravel
    Ruby on Rails
    Python
    PHP
    RESTful API
    Python Script
  • $20 hourly

    • 0.0/5
    • (0 jobs)
    Software Developer PROFILE Software Developer with 5 years of experience in designing and building dynamic, responsive, and user-friendly web applications. Proficient in AngularJS, JavaScript, HTML5, and CSS3, with a strong understanding of MVC architecture and front-end architectures. SUMMARY * 5+ year experience as a Software Developer. * Experienced in managing end-to-end project lifecycles with team, including requirement gathering, development planning, development and delivering tailored solutions to meet customer expectations. * Experienced in building high-performance applications, debugging complex issues, and optimizing code for efficiency and maintainability. * Experienced in designing intuitive and user-friendly interfaces that enhance user experience by ensuring seamless accessibility and effortless navigation. * Experienced in Onsen UI and UIkit for developing responsive and cross-platform applications, ensuring
    vsuc_fltilesrefresh_TrophyIcon JSON
    Front-End Development
    Scripting
    RESTful API
    CSS 3
    HTML5
    C#
    JavaScript
    Angular 10
    AngularJS
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