Abouelhassan A

Independent Consultant - Senior Full-Stack Engineer

Fiverr • Freiberufler

Dec 2019 - Present • 6 yrs 5 mos

• Delivered 450+ full-stack projects (Top Rated Seller avg. ★5.0/5.0), from scoping and architecture to deployment. • Negotiated scope, timelines, and budgets with clients worldwide, building trust and ensuring win–win outcomes. • Built an AI subscription SaaS (Laravel + Vue + Stripe) from zero to 10k MAU and <200ms p95 API latency through database query optimization and Redis caching. • Integrated crypto payments (webhooks, signature verification) with audited flows and chargeback-safe refunds. • Shipped AI image generation features (queue workers, S3 storage, signed URLs). • Managed AWS (EC2, RDS, S3, ALB) with IaC and automated backups. • Team Leadership: Led a team of 3 in delivering successful client projects, ensuring timely and quality outcomes. • Modernized outdated web interfaces by migrating to new technologies, enhancing the user experience. • Implemented automated testing for robust application stability. • Provided web development expertise and consultation services to startups, offering solutions that contributed to their success. • Taught and mentored 80 students and professionals in web development. • Customized learning experiences to meet individual needs, enhancing proficiency and confidence in web development.

Senior Front-end Developer

Lifted.dev • Vollzeit

Dec 2023 - Dec 2024 • 1 yr

• Worked extensively with Nuxt.js, Tailwind CSS, Figma, Storyblok, TypeScript, and Storybook. • Cut LCP from 4.2s → 1.9s with code-splitting, image optimization, and critical CSS. • Authored content schemas in Storyblok, enabling non-dev edits and 40% faster page iteration. • Created and managed UI components using Storybook for efficient development and documentation.

Senior Full-stack Web Develop

RCOS Solutions • Freiberufler

Dec 2022 - Dec 2023 • 1 yr

• Develop and maintain innovative web platforms for hairdressing and beauty professionals. • Utilized Vue.js, MySQL, Laravel, PHP, JavaScript, and Tailwind CSS • Collaborated effectively with the team to ensure high-quality deliverables. • Demonstrated strong teamwork and team spirit throughout project development.