Selwyn E.

Boasting over 6 of comprehensive experience in web and mobile development, my principle is rooted in a two-fold commitment: delivering projects both on time and on budget. This steadfast approach, combined with my unique practice of ensuring successful project completion before discussing payment, showcases my deep-seated confidence in providing superior solutions and my unwavering dedication to total client satisfaction. My clients benefit from not only my technical expertise in web and mobile development but also the peace of mind that comes from knowing their projects are in trustworthy hands. As a result, many businesses, once acquainted with my work ethic, seek to cultivate long-term collaborations, confident in the consistency, transparency, and value I bring to every undertaking. You can find my main skills here: Technical Proficiency: - Front-end Development: Expertise in JavaScript, TypeScript, Tailwind CSS, Material UI, and modern front-end frameworks such as React, Next, Vue, Nuxt, Svelte, SvelteKit, and Angular. I consistently ensure smooth and responsive user interfaces. - Back-end Development: Highly proficient in server-side languages, including Node.js and PHP, and familiar with frameworks like Express, Laravel, Django, and Golang. I focus on empowering seamless data flow and optimized functionality. - Mobile App Development: I have a proven track record of developing both native and cross-platform mobile applications for iOS and Android using Swift, Java, React Native, and Flutter. - Database & APIs: Possess extensive experience with databases including MySQL, PostgreSQL, and MongoDB. Additionally, I specialize in building robust APIs for efficient data retrieval and manipulation. - DevOps & Deployment: Skilled in CI/CD pipelines, cloud deployment through AWS, Azure, and Google Cloud, and familiar with containerization technologies like Docker, ensuring scalable and dependable application deployments. - Blockchain dApp Development: I'm proficient in the Solidity programming language, web3, and ether.js. I am adept in smart contract development and possess an in-depth understanding of zk-Proof, zkEVM, zkSync, Cosmos-SDK, Tendermint, and IBC Protocol. Additionally, I have experience in building NFT, DEX, and DeFi applications.