Osama is available for hire
Hire OsamaOsama Javis
Verified Expert in Engineering
Software Developer
Istanbul, Turkey
Toptal member since February 3, 2022
Bio
Osama is a competent, talented developer with experience in many challenging projects that require high skills and a decent level of proficiency. With his passion for development and excellent communication and teamwork skills, he's managed to deliver high-quality apps with complete client satisfaction. Osama is interested in contributing to projects with new, creative ideas.
Portfolio
One LootHoot Limited
React, Laravel, PHP, Tailwind CSS, Inertia, Remix, TypeScript, MySQL
Cohr Group
Angular, RxJS, NgRx, Tailwind CSS, Laravel, Laravel Forge, Horizon, Git...
Shaheen
Next.js, React, Redux, Laravel, REST APIs, Jira, Agile, Material UI...
Experience
- Laravel - 7 years
- JavaScript - 7 years
- TypeScript - 7 years
- Angular - 5 years
- React - 5 years
- Vue - 4 years
- Next.js - 3 years
- Tailwind CSS - 3 years
Availability
Part-time
Preferred Environment
PhpStorm, WebStorm, Slack, Jira, React, Tailwind CSS, MacOS, Git
The most amazing...
...project I've worked on is a speed reading app, Superead.com, where users can access thousands of books, online exercises, and online tutorial videos.
Work Experience
Senior Full-stack Developer
2024 - 2025
One LootHoot Limited
- Developed a robust gamified platform that ensures high performance and scalability through seamless integration of full stack technologies.
- Implemented responsive UI/UX designs to deliver an optimal user experience across various devices.
- Created a multiplayer game that allowed players to compete against each other or against bots.
- Utilized WebSockets for real-time communication to enhance user engagement and interactivity.
- Revamped the platform's UI and theme while enhancing its overall performance.
Technologies: React, Laravel, PHP, Tailwind CSS, Inertia, Remix, TypeScript, MySQL
Full-stack Developer
2023 - 2024
Cohr Group
- Developed a platform using Laravel/Angular for HR staffing that administers psychometric and personality tests, processes results, and compiles detailed reports to enhance employee selection and placement strategies.
- Enhanced the accuracy of psychometric test results by 25%, significantly improving the platform's reliability for talent assessment and decision-making processes.
- Monitored and resolved bugs using GitHub projects as a tracking tool.
- Worked closely with the client to grasp their requirements and convert them into technical specifications, creating a user-friendly and feature-rich platform.
Technologies: Angular, RxJS, NgRx, Tailwind CSS, Laravel, Laravel Forge, Horizon, Git, PostgreSQL, MySQL
Senior Full-stack Developer
2023 - 2023
Shaheen
- Utilized Laravel and Next.js to develop an eCommerce, ensuring high performance and scalability.
- Employed the Agile methodology to manage the development process efficiently, maximizing productivity and meeting project deadlines.
- Implemented best practices in software development, including code reviews, automated testing, and version control, to maintain a robust and reliable codebase.
- Collaborated closely with the client to understand their needs and translate them into technical requirements, resulting in a user-friendly and feature-rich platform.
Technologies: Next.js, React, Redux, Laravel, REST APIs, Jira, Agile, Material UI, Web Dashboards, Charts
Full-stack Developer
2022 - 2022
Petra Stella
- Contributed to an app development that provides comprehensive, evidence-based testing solutions to prevent the spread of COVID-19.
- Cooperated with a team of developers to design and implement features that enable users to easily access and schedule COVID-19 testing appointments and help users understand and interpret their test results.
- Utilized data analytics and visualization tools to track and analyze trends in COVID-19 cases and the effectiveness of the application's testing solutions.
- Contributed to the application's overall success by implementing features that enhanced user experience and engagement.
- Tracked bugs and fixed them using Jira as a reporting tool.
Technologies: Vue, Express.js, Quasar, Vuex, Monorepos, Salesforce, Full-stack, Front-end, SaaS, HTML5, APIs, Responsive UI, User Interface (UI), User Experience (UX), REST APIs, Agile, Charts, Sass
Full-stack Developer
2020 - 2022
Superead
- Developed two single-page apps from scratch that provide thousands of books to read with speed reading techniques and many online reading exercises for more than 50,000 active users.
- Worked with the client directly to translate the specifications into code and the project structure.
- Designed and developed a relational database structure for the project.
- Managed and guided a small team, providing help and mentoring junior developers to get familiar with the project and code as fast as possible.
- Provided consultancy for the roadmap and the future of the project.
Technologies: Angular, Laravel, Redis, RxJS, NgRx, MySQL, Bootstrap, SCSS, TypeScript, REST, Node.js, JavaScript, PHP, CSS, HTML, API Integration, Full-stack, Angular Material, Front-end, HTML5, Object-oriented Programming (OOP), APIs, Responsive UI, User Interface (UI), User Experience (UX), REST APIs, Laravel Forge, DigitalOcean, Agile, Charts, Sass
Full-stack Developer
2018 - 2020
MGS Software
- Developed a single-page real estate online market app that displays properties for sale and rent on an interactive map and lets users access accurate cost, risk, and performance reports.
- Built a REST API for an online exam app from scratch to be used in schools located in KSA.
- Collaborated with clients to implement new features.
- Contributed to a Laravel and jQuery-based app for a security firm that manages guards shifts and tour patrols.
- Used Sentry.io and Jira to track bugs and fix them.
Technologies: Laravel, Angular, Vue, RxJS, jQuery, Bootstrap, Leaflet, Sentry, Node.js, Agile Software Development, JavaScript, PHP, CSS, HTML, API Integration, Full-stack, Front-end, HTML5, APIs, Responsive UI, User Interface (UI), User Experience (UX), REST APIs, Charts, Sass
Full-stack Developer
2017 - 2018
PQS Global
- Developed an e-learning platform using Laravel and Vue, catering to a diverse user base of students and educators for seamless online and offline exam management.
- Implemented responsive UI/UX design for the PQSGlobal web application, ensuring optimal user experience across various devices and platforms.
- Designed and implemented a robust question bank management system, allowing educators to create, update, and manage exam content efficiently.
- Collaborated with cross-functional teams to optimize the application performance, resulting in reduced page load times and improved overall user experience.
Technologies: Laravel, Vue, REST, API Integration, Jira, User Interface (UI), User Experience (UX), REST APIs
Experience
Cohrex | HR and Business Services Platform
https://cohrgroup.com/A Laravel-based platform for administering psychometric and personality tests and providing HR and business services. I was responsible for implementing the tests, processing results, and generating comprehensive reports. I optimized the code for robust performance and worked closely with the client to tailor the platform to their specific requirements.
Superead | Online Book Store
https://superead.com/An Angular-based app developed for users to exercise and improve their reading speed. It provides access to thousands of books and dozens of online tutorial videos.
I was the team lead and full-stack developer for this project. I delivered this project with the highest quality possible within a short deadline while meeting all requirements and the client's expectations.
I was the team lead and full-stack developer for this project. I delivered this project with the highest quality possible within a short deadline while meeting all requirements and the client's expectations.
Gaboras | Real Estate Online Market
Gaboras is a secure real estate market in Turkey that simplifies managing real estate assets with precise, up-to-date cost, risk, and performance features.
I worked as an Angular developer and implemented interactive maps to list users' properties and display property special reports and data.
I worked as an Angular developer and implemented interactive maps to list users' properties and display property special reports and data.
Lootbox eCommerce
https://loothoot.comI worked as a full-stack developer on a Laravel and React-based loot box eCommerce platform. My role included enhancing existing games and building a new battle game feature entirely from scratch. I also revamped the platform’s UI and theme, creating a more modern and engaging user experience. On the back end, I optimized performance to make the platform faster and more scalable.
Education
2014 - 2018
Bachelor's Degree in Computer Engineering
Istanbul Aydın University - Istanbul, Turkey
Skills
Libraries/APIs
Vue, React, REST APIs, RxJS, Node.js, Vuex, NgRx, jQuery, Leaflet, Inertia
Tools
Git, PhpStorm, WebStorm, Slack, Jira, Sentry
Languages
JavaScript, PHP, TypeScript, CSS, HTML, HTML5, Sass, SCSS
Frameworks
Angular, Laravel, Next.js, Bootstrap, Quasar, Express.js, Angular Material, Redux, AdonisJS, Ionic 4, Ionic, Tailwind CSS, Material UI, Remix
Paradigms
Object-oriented Programming (OOP), Agile, Agile Software Development, REST, Unit Testing
Storage
Redis, Database Structure, MySQL, Firebase Realtime Database, PostgreSQL
Platforms
MacOS, Salesforce, DigitalOcean
Other
Full-stack, Front-end, APIs, Responsive UI, User Interface (UI), Charts, Web Development, WebSockets, API Integration, SaaS, User Experience (UX), Laravel Forge, Data Structures, Cordova, Monorepos, Web Dashboards, Horizon, Forge
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