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Summary
John O. is a versatile Senior Full-stack Software Developer with extensive experience in JavaScript, TypeScript, React.js, React Native, and Redux toolkit. He has demonstrated proficiency in front-end development and cyber security, achieving top scores in assessments, including a notable 98% in the General Coding Assessment. With a background in chemical sciences, John combines analytical skills with technical acumen, excelling in roles that demand precision and innovation.
Score
General Coding Assessment
39/40
SQL Company Boss
Letter Count
Bracket Matcher
LRU Cache
Experience
Senior Front-end Developer at Korsgy
Senior Front-end Developer (JavaScript, Typescript, React.js, React Native, Redux toolkit) (Part-Time)
Jan 2023-Dec 2023
Contributed to the design and development of workspaces, hubs, folders, lists, tasks providing users with dedicated environments to manage specific projects or teams.
Implemented collaborative features pulling live data from the backend over Sockets and PusherJs, allowing multiple users to work within the same workspace simultaneously.
Leveraged Tanstack and Redux for optimized data fetching, ensuring quick and accurate retrieval of task-related information.
Collaborated on the implementation of email and push notifications using firebase within the application, enhancing communication and providing timely updates to users.
Implemented user-configurable notification settings, allowing customization based on the type of notifications and delivery preferences also utilized payload-based communication approach to prevent props drilling, ensuring efficient and scalable data.
Collaborated closely with backend teams to integrate online worker information with RESTful APIs and WebSocket, ensuring real-time updates in our chat systems.
Actively participated in Agile/Scrum development methodologies, consistently delivering high-quality software solutions within defined timelines.
Technologies: React, Redux, React Query, Typescript, JavaScript, Tailwind
Senior Front-end Engineer at Staples
Senior Front-end Engineer (Full-Time)
Oct 2022-Mar 2023
Using Next.js to create seamless Front-End integrations, with client-side routing.
Established authentication services, in Node.js with JWT and Forgerock for several REST API-based applications.
Built reusable React Component Library to be used on all new applications in development.
Worked with different teams to integrate various domain components and states across separate applications.
Technologies: Next.js, Node.js, JWT, React
Front-end Developer at Reworks Technology
Front-end Developer (Full-Time)
May 2020-Sep 2022
Use of React navigation in conjunction with Redux state management for custom navigation based on data.
UI and UX Development and Design through XML(Native Android), HTML5 and CSS3 (Web)
Technologies: React, Redux, HTML5, CSS3
Education
Full-stack Engineering
2022-2022
Microverse - Canada
B.Sc, Chemistry
2013-2018
Kogi State University
Full Stack Engineer
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