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I’m a full-stack developer specializing in real-time systems and production-grade web apps. I design scalable architectures, ship features quickly, and obsess over performance and reliability. Most recently, I built and deployed Diffy, a collaborative code-review platform with GitHub integration, real-time WebSocket collaboration, and async webhook processing, shipped in 14 days from concept to production.…I’m a full-stack developer specializing in real-time systems and production-grade web apps. I design scalable architectures, ship features quickly, and obsess over performance and reliability. Most recently, I built and deployed Diffy, a collaborative code-review platform with GitHub integration, real-time WebSocket collaboration, and async webhook processing, shipped in 14 days from concept to production.

Olayiwola Aroyeun

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

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I’m a full-stack developer specializing in real-time systems and production-grade web apps. I design scalable architectures, ship features quickly, and obsess over performance and reliability. Most recently, I built and deployed Diffy, a collaborative code-review platform with GitHub integration, real-time WebSocket collaboration, and async webhook processing, shipped in 14 days from concept to production.…I’m a full-stack developer specializing in real-time systems and production-grade web apps. I design scalable architectures, ship features quickly, and obsess over performance and reliability. Most recently, I built and deployed Diffy, a collaborative code-review platform with GitHub integration, real-time WebSocket collaboration, and async webhook processing, shipped in 14 days from concept to production.

Available to hire

I’m a full-stack developer specializing in real-time systems and production-grade web apps. I design scalable architectures, ship features quickly, and obsess over performance and reliability.

Most recently, I built and deployed Diffy, a collaborative code-review platform with GitHub integration, real-time WebSocket collaboration, and async webhook processing, shipped in 14 days from concept to production.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Frontend Web Developer (Full-Stack Responsibilities) at StudyItLive

November 1, 2024 - Present

Architected and implemented multi-tenancy with isolated data management and RBAC for educational organizations; built end-to-end assessment platform with quiz creation, submission workflows, and automated grading; improved backend data consistency through transactional patterns and optimized database queries; integrated React Query and Axios for efficient client-server communication; contributed to launching the platform from MVP to production across authentication, course management, and assessment systems.

Full-Stack Developer at SportPreds (via MajorShock)

March 1, 2023 - Present

Developed real-time sports prediction platform with live match data integration, user prediction workflows, and statistical analysis across multiple leagues. Built Redis caching layer reducing external API calls by 60% and improving response times by 70%.