Basit Olanrewaju

Full-Stack Software Engineer specializing in Node.js, Express, NestJS, React, React Native, and PostgreSQL/MongoDB ecosystems. Proven experience architecting and deploying production web systems, multi-tenant publishing platforms, and real-time mobile applications. Demonstrated expertise in stateless authentication architectures (JWT rotation), payment gateway integrations (₦6.8M+ processed), and end-to-end editorial and assessment workflows serving 1,400+ active users.

Freelance Full-Stack Developer at HDW (Henry's Digital Workshop) (2024-01 – Present)

• Architected and shipped 2 multi-tenant academic publishing platforms (DomainJournals.com & DSDHJ.ng) serving live researchers, authors, and peer reviewers.
• Engineered secure authentication systems leveraging JWT with token rotation, bcrypt password hashing, email verification, and role-based access control (RBAC).
• Integrated Paystack payment gateway handling online transactions, successfully processing ₦6.8M+ in revenue across 1,100+ user interactions.
• Developed an automated examination subsystem featuring timed testing sessions, administrative lock controls, automated scoring, and bulk PDF result rendering, supporting 1,161+ completed exams for 1,496+ registered users.
• Implemented resilient backend infrastructure, including background email workflows (Nodemailer), rate limiting, PDF download proxies, and Cloudinary media hosting.

Bachelor of Science (BSc) in Computer Science – University of the People (UoPeople) (2026 – 2028)

Bachelor of Science (BSc) in Project Management – Lagos State University (LASU) (2024 – 2027)