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Hi, I'm Alexander Osahon Oronsaye, a passionate Full-Stack Developer with 4+ years of experience building scalable, user-centric web applications. I excel at designing intuitive UI/UX, writing clean code, and delivering measurable improvements in performance and user engagement. I thrive in agile environments and enjoy collaborating with cross-functional teams to translate business needs into elegant technical solutions. Recently I've led migrations to PostgreSQL, built AI-enabled features, and deployed production-ready apps on AWS. I'm always eager to grow with dynamic teams and contribute to impactful products.…Hi, I'm Alexander Osahon Oronsaye, a passionate Full-Stack Developer with 4+ years of experience building scalable, user-centric web applications. I excel at designing intuitive UI/UX, writing clean code, and delivering measurable improvements in performance and user engagement. I thrive in agile environments and enjoy collaborating with cross-functional teams to translate business needs into elegant technical solutions. Recently I've led migrations to PostgreSQL, built AI-enabled features, and deployed production-ready apps on AWS. I'm always eager to grow with dynamic teams and contribute to impactful products.

Alexander Osahon Oronsaye

Full Stack Developer, Web Developer, Back-End Developer, +2

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Hi, I'm Alexander Osahon Oronsaye, a passionate Full-Stack Developer with 4+ years of experience building scalable, user-centric web applications. I excel at designing intuitive UI/UX, writing clean code, and delivering measurable improvements in performance and user engagement. I thrive in agile environments and enjoy collaborating with cross-functional teams to translate business needs into elegant technical solutions. Recently I've led migrations to PostgreSQL, built AI-enabled features, and deployed production-ready apps on AWS. I'm always eager to grow with dynamic teams and contribute to impactful products.…Hi, I'm Alexander Osahon Oronsaye, a passionate Full-Stack Developer with 4+ years of experience building scalable, user-centric web applications. I excel at designing intuitive UI/UX, writing clean code, and delivering measurable improvements in performance and user engagement. I thrive in agile environments and enjoy collaborating with cross-functional teams to translate business needs into elegant technical solutions. Recently I've led migrations to PostgreSQL, built AI-enabled features, and deployed production-ready apps on AWS. I'm always eager to grow with dynamic teams and contribute to impactful products.

Available to hire

Hi, I’m Alexander Osahon Oronsaye, a passionate Full-Stack Developer with 4+ years of experience building scalable, user-centric web applications. I excel at designing intuitive UI/UX, writing clean code, and delivering measurable improvements in performance and user engagement. I thrive in agile environments and enjoy collaborating with cross-functional teams to translate business needs into elegant technical solutions.

Recently I’ve led migrations to PostgreSQL, built AI-enabled features, and deployed production-ready apps on AWS. I’m always eager to grow with dynamic teams and contribute to impactful products.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

UI/UX Intern at New Horizons Computer Learning Centers

February 1, 2025 - Present

Completed an intensive, hands-on internship program focused on core principles of UI/UX design including usability, accessibility, design systems, and user research methodology.

Freelance Software Developer at Production & Event Company (Freelance)

March 1, 2020 - Present

Developed a dynamic website for a production and event company, resulting in a 50% improvement in website performance and web traffic. Designed and developed a custom e-commerce platform for a furniture retailer with real-time inventory management, real-time stock updates, secure payment integration using Paystack and Flutterwave, product catalog, and mobile-responsive design. Improved client reach by over 100%. Tech stack included NextJS, MongoDB, NodeJS, and Tailwind CSS. Led migration of data infrastructure from MongoDB to PostgreSQL to improve query efficiency, relational integrity, and long-term maintainability. Collaborated with cross-functional teams to translate business requirements into intuitive wireframes, mockups, and interactive prototypes. Followed brand guidelines and accessibility standards. Implemented unit tests and maintained production environments on AWS for high availability and performance.