Isaac Groisman

Full Stack Developer | Mobile Developer

Kiryat Bialik, Israel

Freelancer

Contact

Usually responds within one hour

ABOUT

Versatile Full Stack and Mobile Developer with 5+ years of experience in web and mobile applications, skilled in React, Vue.js, Node.js, Laravel, Python, Flutter, and WordPress development.

LANGUAGES

English

Native or bilingual proficiency

Spanish

Native or bilingual proficiency

SKILL DETAILS

Blockchain & CryptoCurrency

175 ₪ / hr

CryptoCurrency, BlockChain, Bitcoin

Blockchain developer for Web3, and decentralized applications.

Technology

175 ₪ / hr

AI, Artificial Intelligence

Integrating AI in applications and platforms.

Software & Programming

175 ₪ / hr

PHP

DB - MySQL

React.js

Proficient in React.js using modern JavaScript framework to develop SEO optimized websites.

Mobile App Development

Flutter and React Native for multiplatform app development

Laravel

Laravel developer

Back-end Developers

Flutter

Flutter developer for Android and iOS platforms

Design & Graphics

Website Design

Websites

175 ₪ / hr

Dynamic Websites

Simple Websites, Landing Pages

WordPress

WordPress specialist, customizing themes and plugins

Shopify

Shopify custom Theme developer with React.js, and support for updates in Shopify websites.

EMPLOYMENT HISTORY

April 2025 - Today

Freelance Full-Stack Web & Mobile Developer

Freelancer , Remote

Working independently with global clients on custom web and mobile applications, using stacks like Flutter, MERN, Laravel, and Django.
Delivering fast, scalable, and secure solutions tailored to business needs.
Building APIs, integrating third-party services, and focusing on responsive UI/UX.
Collaborating with designers, agencies, and startups on both MVPs and production-ready systems.
Providing long-term support and optimization for performance and SEO.

February 2021 - April 2025

Full-Stack Developer & Mobile App Developer

Quatro Digital , Tirat Carmel, Haifa

Developed full-stack solutions using React.js, Vue.js, Node.js, Laravel, and Python (Django).
Built and deployed headless CMS, eCommerce platforms, and mobile apps with React Native and Flutter.
Customized WordPress themes and plugins for client needs.
Integrated APIs, improved performance, and applied technical SEO.
Collaborated with designers, PMs, and stakeholders for tailored digital products.
Provided ongoing support, updates, and bug fixes for client systems.

October 2019 - February 2021

Teaching Assistant & Instructor

Developers.Institute , Tel Aviv

Assisted in teaching full-stack development courses, focusing on JavaScript, Node.js, React, and MongoDB.
Delivered lectures, led lab sessions, and supported students with coding assignments and project work.
Reviewed code, provided technical feedback, and helped students understand complex backend and frontend concepts.
Contributed to course material updates and practical project planning for enhanced student engagement.

Full-Stack Developer & Mobile App Developer

Quatro Digital

COURSES & CERTIFICATIONS

May 2025

Fundamentals of Bitcoin, Blockchain, and Web3

Platzi

Completed the "Fundamentals of Bitcoin, Blockchain, and Web3" learning path from Platzi. This certification covered the foundational concepts of cryptocurrencies, blockchain technology, and the emerging Web3 ecosystem. Topics included the history of Bitcoin and Ethereum, cypherpunks, digital economy, stablecoins, decentralized finance (DeFi), smart contracts, NFT history, crypto asset management, hardware wallets, user security, emotional investing, and regulatory frameworks for startups. The program combined over 50 hours of theory and practice through 15+ specialized courses and audiocourses

April 2025

Backend Development with Python & Django

Platzi

I am proud to have completed a comprehensive program in Backend Development using Python and Django. This powerful web framework has equipped me with essential tools for building secure and scalable applications. My journey included mastering terminal commands, Git, and advanced Python programming, as well as exploring data structures and database fundamentals. I successfully developed practical projects, including CRUD applications and RESTful APIs, through over 50 hours of content and hands-on practice. This experience has significantly enhanced my skills in backend development

April 2025

Data Science and Artificial Intelligence Diploma

Platzi

This diploma program provides a comprehensive foundation in Data Science and Artificial Intelligence, equipping me with the essential skills needed to analyze data and solve complex problems. Throughout the courses, I gained proficiency in key areas such as business analysis, mathematical fundamentals, data visualization, and machine learning. I learned to use tools like Excel, Jupyter Notebooks, and Tableau, and gained practical experience in PostgreSQL and Python.
Key topics covered include:
Introduction to data science and AI concepts
Business Intelligence and data storytelling using Tableau
Exploratory Data Analysis and statistical techniques for decision-making
Fundamentals of machine learning and regression analysis
Ethical data handling and data management practices
This certification has sharpened my ability to approach data challenges analytically and strategically, empowering me to pursue a career in data science and AI.

March 2025

Frontend Development with React.js

Platzi

In this learning path, I mastered web, and mobile application development using React.js, the leading JavaScript library. I gained foundational knowledge in frontend development and enhanced my JavaScript skills, focusing on closures, scope, and asynchronous programming. I learned to manipulate the DOM for dynamic web applications and explored frameworks like Next.js for building static sites. I delved into advanced React.js topics, including state management and routing, and developed skills in React Native for mobile app development.

February 2025

Node.js: Backend Development with JavaScript

Platzi

I have completed the training path in backend development with JavaScript on Platzi, where I gained essential skills to create server-side applications using Node.js. This program covered everything from web development fundamentals to advanced techniques in API creation and database management.
The courses included setting up development environments on Windows, Linux, and macOS, as well as using tools like Git and GitHub. I learned about the JavaScript V8 engine, closures, asynchronous programming, and data structures.
Additionally, I delved into backend development with Node.js, covering topics such as building REST APIs with Express.js, authentication with Passport.js and JWT, and using databases like PostgreSQL and MongoDB. I also explored frameworks like Sails.js and NestJS, focusing on modular programming and data persistence.
This training has equipped me to tackle challenges in backend development and contribute effectively to tech projects.

January 2025

Android Application Development Path

Platzi

I have completed the Android Application Development Path, gaining in-depth knowledge and hands-on experience in building mobile apps for Android. I mastered Kotlin, Jetpack Compose, UI design, and design patterns to create high-quality Android applications.
Skills Acquired:
Kotlin Programming for Android
Jetpack Compose for modern UI development
Android Studio for UI design
Mobile App Lifecycle Management
Design Patterns for scalable apps
Product Management for mobile
Software Design for mobile applications
Completed Courses:
Kotlin Fundamentals for Android
Jetpack Compose for Android
Interface Design with Android Studio
Android App Development
Mobile App Lifecycle Management
Product Management for Mobile
Software Design for Mobile Apps
Huawei Application Development
This path has equipped me to develop user-friendly, efficient Android apps and to understand app lifecycle management and product strategies. I'm now prepared to contribute to impactful Android development.

November 2024

Backend Development with PHP

Platzi

This certification in Backend Web Development with PHP from Platzi provides a comprehensive understanding of PHP as a powerful server-side scripting language. The program covers essential concepts and skills for building robust web applications, including:
Fundamentals of PHP and its syntax.
Working with databases using MySQL, including CRUD operations.
Implementing RESTful APIs for seamless data communication between client and server.
Understanding and applying security best practices to protect applications.
Utilizing frameworks such as Laravel to enhance development efficiency and maintainability.
Integrating version control systems (like Git) for collaborative project management.
The curriculum emphasizes hands-on projects that enable students to apply their learning in real-world scenarios, preparing them for professional roles in backend development. By completing this certification, I have gained the skills necessary to create dynamic and scalable web applications using PHP.

October 2024

E-Commerce Specialist

Platzi

Learn to manage digital platforms and maximize your earnings in the global market.
This career equips professionals with the skills to build, optimize, and scale online stores. It covers a comprehensive range of topics, including marketplace management, digital marketing strategies, data analytics, and automation tools. You’ll gain expertise in platforms like Shopify and WooCommerce, as well as the techniques to enhance customer experiences, drive sales, and streamline operations in competitive global markets. Ideal for those looking to dominate the e-commerce landscape with practical, hands-on training.

April 2024

Flutter & Dart - The Complete Guide, Mobile Development

Udemy

This comprehensive course, taught by industry experts, has equipped me with the skills and knowledge required to develop mobile applications for both iOS and Android platforms using Flutter and Dart.
Course Highlights:
Understanding the fundamentals of Flutter and Dart programming languages
Building user interfaces with Flutter widgets
Implementing state management techniques for robust applications
Integrating Firebase for backend services
Deploying apps to both iOS and Android platforms
I am thrilled to apply the valuable insights gained from this course to real-world projects and contribute to the rapidly evolving field of mobile app development.

June 2023

Vue - The Complete Guide (incl. Router & Composition API) Certificate

Udemy

During my Vue.js course, I covered crucial topics like Vue.js basics, reactive data handling, DOM interaction, development environment setup, component usage, internal workings of Vue, form input binding, HTTP requests, authentication, animations, routing, state management with Vuex, app deployment, and practical projects. These learnings empowered me to create dynamic and interactive user interfaces using Vue.js, making my applications more robust and efficient.

March 2023

Vue.js Development Learning Path Certification

Platzi

Basic JavaScript, Closures and Scopes Course, Asynchronism, Vue.js: Introduction and Fundamentals, Components and Composition API, Navigation with Vue Router, State Management with Vuex, State Management with Pinia, Reactivity Course with Vue.js 3 , Unit Testing in Vue.js 3, Webpack, Vite.js, Server Side Rendering with Nuxt 2, Firebase 5, Advanced Course in Vue.js 2 and Firebase, Single Page Applications in Laravel with Inertia and Vue.js

August 2021

WordPress Development Learning Path

Platzi

Online Store Creation with WooCommerce, eCommerce Fundamentals, HTML and CSS, JavaScript, Introduction to PHP with Composer, Data Management in PHP, Object-Oriented Programming: OOP, Object-Oriented Programming in PHP, Good Practices for Code Writing, Database Fundamentals, Creation of Themes and Plugins in WordPress.Activities and societies: Online Store Creation with WooCommerce, eCommerce Fundamentals, HTML and CSS, JavaScript, Introduction to PHP with Composer, Data Management in PHP, Object-Oriented Programming: OOP, Object-Oriented Programming in PHP, Good Practices for Code Writing, Database Fundamentals, Creation of Themes and Plugins in WordPress.
No-code development with WordPress, Web development with PHP, Full Stack Development with WordPress.

August 2019

Full Stack Developer in Javascript

Developers.Institute

Learning how to set up a development environment, work efficiently as a developer, create projects, programming fundamentals, along with the basics of computing, networks, and data structures.
Writing solid JavaScript code to build a dynamic front end web application using JavaScript libraries and CSS for the layout and styling. Integrate the front end application with a backend to store and process data.
Use Node JS for the server. Dive into SQL databases, connect users, build APIs, production and deployment.

EDUCATION

January 2025 - Today

Bachelor of Science in Computer Science (In Progress)

University of the People

Publish an Article

published by Isaac Groisman

How React and the MERN Stack Power Modern Web Applications

React and the MERN stack (MongoDB, Express.js, React, Node.js) have become the go-to technologies for building dynamic, scalable web applications. This article explores why these tools are so effective, how they work together, and when to choose them for your next project.