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I develop
innovative and
intuitive softwares.

About Me

Hello! 👋 I’m John O. Ajeigbe, a seasoned Software Engineer and Technical Writer, John brings a wealth of experience in developing robust software solutions and articulating complex technical concepts. With a strong foundation in multiple programming languages and a flair for leading cross-functional teams, John excels in architecting front-end and back-end systems that enhance user experience and operational efficiency.

His strategic approach to software engineering, coupled with his commitment to innovation and excellence, positions him as a valuable asset to any organization seeking senior-level expertise.

The internet is my fun place and my oyster. You’ll always find me contributing my knowledge, skills and experience to developing projects that make our lives easier and better.

Perhaps my favorite pastime is teaching, as I dedicate time to mentoring and imparting knowledge to the next generation of promising tech talent on the continent.

Selected Projects

As a meticulous developer, everything matters. I firmly believe the whole is greater
than the sum of its parts. This is why I ensure my work is fast, responsive, intuitive and
creative. Check out some of my projects here:

Mojec Customer Web Portal

Wishme

Unsplash Mini

Mojec Admin Web Portal

My journey so far...

Work experience
Courses
Skills & Languages

AltSchool Africa

Lagos, Nigeria

Frontend Engineer

AltSchool Africa is a tech school for individuals looking to gain technical skills and kickstart a career in Software Engineering. AltSchool Africa takes a non-traditional approach to learning by teaching courses directly connected with the selected track..

  • Developed and launched a comprehensive student and admin dashboard system, which streamlined the learning experience for over 10,000 students and improved administrative efficiency by 40%.
  • Authored an HTML and CSS course, directly contributing to the skill development of 500+ engineering students.
  • Engineered a robust payment processing platform, handling over 50,000 transactions, which increased payment success rates by 35% and enhanced the financial operations of the institution.
  • Technologies: React, Next.js, TypeScript, GraphQL/Apollo-client, React-Query, styled-components, Ant-Design, Jest, React Testing Library, Storybook.

October 2021 - Present

TalentQL

Texas, United State

Software Frontend Engineer

TalentQL helps companies build top-tier teams by hiring, developing and managing tech talent remotely.

  • Spearheaded the development of TalentQL's product suite, enhancing user experience and system reliability by implementing agile methodologies and software engineering best practices, resulting in a 30% increase in deployment efficiency.
  • Orchestrated the creation and management of client-side applications, achieving a 25% improvement in application performance through optimized code and database interactions.
  • Pioneered the integration of continuous deployment and rigorous code reviews, ensuring 100% adherence to the user story specifications and architectural standards.
  • Technologies: React, Next.js, TypeScript, Redux/Redux-Saga, REST API, Styled-components, Axios, Ant-Design, Jest, React Testing Library.

April 2021 - Present

F&K Savings

Ibadan, Nigeria

Software Frontend Engineer

F&K Savings is a fintech company that facilitates saving, investment, and wealth-building opportunities for every individual

  • Collaborated in a team of 5 to revamp the client side of F&K Savings' web and mobile applications, leading to a 20% increase in user engagement and a 15% reduction in load time
  • Implemented performance optimizations that resulted in a 10% improvement in application responsiveness and user satisfaction.
  • Technologies: React, React Native, Next.js, TypeScript, Redux/Redux-saga, REST API, Axios, Styled-components.

June 2020 - April 2021

DevCareer

Africa

Frontend Engineering Instructor

DevCareer is a non-profit Tech organisation supporting Africa's rising Tech Ecosystem.

  • Mentored 300+ junior developers, elevating their coding proficiency and project execution skills through structured programming sessions and real-world project experience.
  • Curated a comprehensive curriculum that led to a 90% success rate of students in securing frontend development roles.
  • Technologies: JavaScript, React, HTML, CSS, Technical Writing, Version Control.

September 2023 - Present

Rasmed Publications

Ibadan, Nigeria

Web Developer

Rasmed Publications is an award-winning publisher of progressive books in Nigeria. Publishing textbooks and special titles for schools and various sectors nationwide

  • Enhanced the web application's performance and SEO, achieving a 50% increase in organic traffic and a 20% improvement in page load times.
  • Successfully launched an e-library system, which expanded the publication's reach by 100% and increased user accessibility to educational materials.
  • Technologies: HTML, CSS, jQuery, Ajax, PHP & MySQL.

January 2019 - August 2019