
Adu
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Full Stack Web Developer Website Design And API Integration
Freelancer.com • Lavoratore autonomo
Nov 2023 - Present • 2 yrs 11 mos
Developed and maintained responsive, high performance websites and web applications using PHP, JavaScript, Python, and modern web technologies. Built professional business websites, landing pages, web applications, and custom solutions focused on usability, performance, responsiveness, and scalability. Designed and customized websites using Wix and Squarespace, creating modern layouts, responsive pages, business websites, landing pages, online stores, booking functionality, and website redesigns tailored to different business needs. Specialized in API integration, REST API development, and third party API connections including Stripe, PayPal, payment gateways, OAuth, Firebase, Airtable, Twilio, WhatsApp, and SMS APIs. Built secure authentication, payment processing, data synchronization and custom integration solutions. Developed workflow and business process automation using APIs, Zapier, CRM systems, webhooks and custom integrations to reduce repetitive tasks and improve business operations. Provided website debugging, API troubleshooting, bug fixing, performance optimization and technical improvements for websites and web applications. Resolved functionality issues, improved website performance and helped maintain secure and reliable systems. Skilled in full stack development, custom API development, website customization, database management, integrations and backend systems. Focused on writing clean, efficient, maintainable solutions that support long term reliability and scalability. Worked closely with clients to understand their goals, recommend practical solutions, and deliver projects with clear communication and attention to detail. Focused on creating professional websites, reliable integrations, and web solutions that solve real business problems.
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princea04

Regno Unito
Great experience! He helped me with my Squarespace website design and redesign. He understood what I needed, made the requested adjustments and delivered the work as agreed. Good communication and I’m happy with the result.

jaysonmicheal

Stati Uniti
Great experience working with Adu Olamilekan. Communication was smooth and professional from beginning to end. He successfully connected Stripe to my Wix website and made sure everything was working properly before delivery. Fast response, quick delivery and very helpful throughout the process. I highly...
Risposta del venditore

trace11_

Nigeria
Adu got the API integration done quickly and perfectly. Great communication, secure setup, and everything worked smoothly. Definitely a solid choice for backend, webhook, and automation work.
Risposta del venditore

charlotte_bran6

Regno Unito
Outstanding experience with Adu O! He delivered a clean and well-structured backend with OAuth2 integration exactly as promised. Very responsive, knowledgeable, and easy to work with. If you need a serious developer, I highly recommend him. Looking forward to the next phase
Risposta del venditore

charlotte_bran6

Regno Unito
Adu O exceeded my expectations! Even with a limited budget, he provided a clear and structured roadmap for backend setup, OAuth2, and Stripe integration. His communication was excellent and he knows exactly what he’s doing. Highly recommended—I’ll definitely be working with him again!

Risposta del venditore
