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Over the past year, I've worked with two companies where I didn't just write code. I solved real problems. At Phlex Payment, I built systems that processed 1,000+ daily transactions and led a team to automate reconciliation that got customers their money back. At Telconix (Fonu), I'm currently leading frontend development and making sure millions of users get smooth, reliable experiences. What drives me is seeing my work actually help people. That's why I contribute to open-source too my fix for AstroNvim helped 5,000+ developers code better every day. I'm not just passionate about tech; I'm passionate about using it to make things work better for real humans.…Over the past year, I've worked with two companies where I didn't just write code. I solved real problems. At Phlex Payment, I built systems that processed 1,000+ daily transactions and led a team to automate reconciliation that got customers their money back. At Telconix (Fonu), I'm currently leading frontend development and making sure millions of users get smooth, reliable experiences. What drives me is seeing my work actually help people. That's why I contribute to open-source too my fix for AstroNvim helped 5,000+ developers code better every day. I'm not just passionate about tech; I'm passionate about using it to make things work better for real humans.

Festus Olalaye Oluwafisayomi O.

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

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Over the past year, I've worked with two companies where I didn't just write code. I solved real problems. At Phlex Payment, I built systems that processed 1,000+ daily transactions and led a team to automate reconciliation that got customers their money back. At Telconix (Fonu), I'm currently leading frontend development and making sure millions of users get smooth, reliable experiences. What drives me is seeing my work actually help people. That's why I contribute to open-source too my fix for AstroNvim helped 5,000+ developers code better every day. I'm not just passionate about tech; I'm passionate about using it to make things work better for real humans.…Over the past year, I've worked with two companies where I didn't just write code. I solved real problems. At Phlex Payment, I built systems that processed 1,000+ daily transactions and led a team to automate reconciliation that got customers their money back. At Telconix (Fonu), I'm currently leading frontend development and making sure millions of users get smooth, reliable experiences. What drives me is seeing my work actually help people. That's why I contribute to open-source too my fix for AstroNvim helped 5,000+ developers code better every day. I'm not just passionate about tech; I'm passionate about using it to make things work better for real humans.

Available to hire

Over the past year, I’ve worked with two companies where I didn’t just write code. I solved real problems. At Phlex Payment, I built systems that processed 1,000+ daily transactions and led a team to automate reconciliation that got customers their money back. At Telconix (Fonu), I’m currently leading frontend development and making sure millions of users get smooth, reliable experiences.
What drives me is seeing my work actually help people. That’s why I contribute to open-source too my fix for AstroNvim helped 5,000+ developers code better every day. I’m not just passionate about tech; I’m passionate about using it to make things work better for real humans.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Work Experience

Frontend Developer at Telconix (FONU)

August 1, 2025 - Present

Developed responsive frontend features using Next.js and Zustand for state management, reducing prop drilling and improving component architecture across web and mobile platforms. Implemented TanStack Query for async state management and API optimization, leveraging built-in caching to minimize redundant network requests and improve performance. Debugged and resolved VoIP frontend issues to enable in-platform calling and improve communication reliability. Delivered new frontend features on weekly sprint cycles in a fast-paced startup, coordinating with backend developers, designers, and QA testers to rapidly ship user-facing functionality.

Junior Application Developer, Intern at Phlex Payment Limited

January 1, 2024 - June 1, 2024

Led development of a fully responsive landing page for a key partner, Wema Bank, to promote their Agency Banking (POS) service. Built a real-time transaction notification dashboard using WebSockets and RabbitMQ, providing operations with instant visibility into 1,000+ daily payments. Led a team of 3 interns to create automated transaction reconciliation service, identifying and processing 95% of failed payments and enabling customer refunds. Authored comprehensive developer documentation, reducing new team member onboarding time by 60%.