Stefan Nikolic Email & Phone Number

United States

• Led the development of a construction application connecting companies, crews, and clients, optimizing for both web and mobile platforms.• Utilized Tamagui alongside React for a unified design system, ensuring consistent, responsive interfaces across web and mobile.• Integrated React Native for mobile development, achieving seamless performance and user experience on iOS and Android devices.• Employed Next.js for the web frontend, enhancing SEO and page load speeds, while ensuring a smooth, server-side rendered experience.• Adopted SASS for styling, facilitating a modular and maintainable CSS structure, which elevated the overall aesthetic and functionality.• Engineered essential features like project posting, crew portfolios, real-time chat for instant communication, and a review system to build trust.• Implemented secure authentication and authorization processes to protect user data and privacy across the application.• Leveraged the strengths of Next.js for dynamic routing and optimized content delivery, ensuring efficient navigation and user engagement.• Developed a comprehensive notification system, keeping users informed about project updates, new bids, and messages.• Focused on mobile responsiveness and cross-platform compatibility, ensuring the application delivers a flawless user experience on any device.• Integrated analytics to track user behavior and application performance, guiding iterative enhancements and user-centric improvements.

London, England, United Kingdom

• Spearheaded backend development with Django REST Framework for scalable APIs, enhancing data exchange and integrity.• Employed Vue.js for frontend, ensuring an intuitive and responsive design with UX/UI collaboration.• Utilized SASS for organized, dynamic styling, improving user experience.• Integrated PostgreSQL for efficient data management, supporting complex functionalities.• Developed key features: submission forms, detailed profiles, advanced search, securing user data with login and registration systems.• Leveraged Django for an admin panel, simplifying content and user management.• Implemented a notification system for timely user updates on application statuses and deadlines.• Focused on SEO best practices and mobile responsiveness for wider accessibility and search engine visibility.• Incorporated analytics for monitoring engagement and trends, aiding platform improvement.

United States

• Building a product for the NFT/Crypto market using React with Typescript and Solana Wallet Adapter, collaborating with back-end and DevOps developers to ensure the product met the market needs and delivered a high-quality user experience• Utilizing React with Typescript and Solana Wallet Adapter to build a user-friendly and efficient product that met the needs of the NFT/Crypto market• Building a transaction system for Solana designed to work with every Solana wallet, but primarily focused on Phantom Wallet to enhance user experience and usability by sending tokens to two different wallets(for prizes and transparent fees) through one transaction, and enabling them to participate in the marketing and receive rewards• Collaborating closely with a designer through Figma to implement a mobile responsive design with Tailwind and CSS to ensure the product met the design requirements and delivered a high-quality user interface• Creating a Web3 user register and login system using session storage, context, and custom hooks that connect Twitter and Discord accounts with the user's wallet to enhance user engagement and enable users to participate in the market more easily• Working closely with the back-end team to ensure the necessary code was written in Node.js with Express to enable users to register and log in using their Web3 wallet address with ease• Refactoring and building new features and UI components to ensure the product met the market needs and stayed competitive• Improved the product's performance to provide users with a seamless and efficient experience using Lighthouse and similar tools• Memoizing code for better user experience and performance by reducing unnecessary network requests• Implementing Dark/Light mode with Tailwind and using Framer Motion for sleek animation and better UX• Enhancing the product's user interface to be more accessible and user-friendly by implementing a search mechanism to improve the usability

• Maintaining and enhancing the company's website using React with TypeScript, working closely with the designer to implement new designs and features.• Developing a range of new features, such as carousels, login, and register modals, implementing third-party sports games betting API and slot games API and showing them both through an iframes• Building Wheel of Fortune with sound out of SVGs and MP3s using React and Sass used for different prizes and bonuses by the new/old users• Using Framer Motion for sleek transitions between redirects and on loading new games• Writing PHP scripts for contact forms that were sending emails to the customer support team.• Collaborating with the marketing team to implement SEO-friendly parts of the application using Next.js for every week/month casino promotions, time counters for the promotions, copy-paste bonus codes, Q&A, and privacy policies. These SEO-friendly strategies ensure that the website ranks well in search engines, which is critical for attracting new customers.• Utilizing i18n to translate website content for other languages, expanding the casino's reach to non-English speaking audiences.• Redefining and creating new components using Sass and Material-UI, ensuring the website is modern, sleek, and easy to navigate.• Implementing a game search mechanism, making it easy for users to find the games they want to play, and utilizing MobX for global state management, which helps ensure that the website is responsive and fast.• Blocking certain games based on countries and their laws, which helps ensure compliance with legal regulations.• Creating an affiliates section of the application with affiliates register form and implementing an affiliate code mechanism for new users.• Implementing Google Analytics and other tracking scripts to gather valuable data on user behavior and website performance.

Novi Sad, Vojvodina, Serbia

Developing and maintaining Drupal themes and plugins. Building a nautical app with Cordova.js.

Niš, Centralna Srbija, Serbia

Built static pages from Figma design and working with Vue and Nuxt on JAMStack product.

Bachelor Of Applied Science - Basc, Computer Technology/Computer Systems Technology

High School Diploma, Network And System Administration/Administrator