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olajuwonx15

Olasimbo O.

@olajuwonx15

Software Engineer

Nigeria
English
About me
I am a Frontend Software Engineer with 5+ years of experience building enterprise SaaS products. I specialize in architecting performant, scalable interfaces that turn complex cloud data into fast, reliable dashboards. I thrive at the intersection of performance engineering and clean architecture, shipping interfaces that stay fast as data and teams scale.... Read more

Skills

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olajuwonx15
Olasimbo O.
Offline • 

See my services

Custom Websites
I will develop a modern web app, mobile app, saas platform
From$100 / projectMore details

Portfolio

Work experience

Exelero

Software Engineer

Exelero • Full-time

Apr 2023 - Jun 2026 • 3 yrs 2 mos

✦ Scale frontend architecture to support real-time spend tracking, anomaly detection, and forecasting dashboards across multi-cloud tenants, giving enterprise teams full visibility into thousands of Azure cloud resources. ✦ Boost dashboard rendering performance by 30%+ by migrating the platform's charting infrastructure to ApexCharts, eliminating vendor lock-in while scaling to enterprise-level datasets. ✦ Cut redundant API calls by 35% and improve data retrieval speed by 25%+ by implementing TanStack Query for server state management across data-intensive dashboard views. ✦ Strengthen release reliability by building 20+ Playwright end-to-end test suites, reducing regression defects by 40% and supporting a stable CI/CD pipeline.

De_Novo Agency

Frontend Software Developer

De Novo Agency • Full-time

Aug 2021 - Jan 2023 • 1 yr 5 mos

✦ Architected performant React applications across 5+ client projects, consistently achieving sub-2-second load times through lazy loading, code splitting, and bundle optimization. ✦ Improved Core Web Vitals and Lighthouse scores across client platforms by eliminating render-blocking resources and optimizing JavaScript bundles and image delivery. ✦ Increased organic visibility across client platforms by implementing semantic HTML, structured data, and accessibility improvements alongside meta-data optimization.