
Onisade Abiodun
Verified Expert in Engineering
Software Developer
Lagos, Nigeria
Toptal member since November 16, 2022
Onisade is a full-stack developer and expert with MERN stack (MongoDB, Express.js, React, and Node.js). He saved a client $15,000 per month by designing an administration system generating volumes on the Quidax (QDX) order book. Onisade builds enterprise applications focusing on scalability, responsiveness, and terrific user experience with expertise in the banking, lending, cryptocurrency, blockchain, real estate, consulting, and eCommerce domains.
Portfolio
Experience
- React - 7 years
- Node.js - 6 years
- HTML5 - 5 years
- CSS3 - 5 years
- JavaScript - 5 years
- MongoDB - 4 years
- Express.js - 4 years
- TypeScript - 3 years
Availability
Preferred Environment
React, TypeScript, Redux, Node.js, Express.js, MongoDB, Firebase, Next.js, GraphQL, Agile
The most amazing...
...product I've built is an all-in-one business toolkit web app. Clients can manage their products, services, sales, expenses, staff, reports, and payments.
Work Experience
React Developer
Picfinder LTD
- Developed a new dashboard application for generating images with infinite scrolling, payment integration, usage/cost tracking, model exploration, role management, and organization switching. (https://my.runware.ai/models/all).
- Built a JavaScript SDK compatible with React, Node.js, and plain JavaScript for image generation, upscaling, and background removal using Runware AI. It has over 2000+ downloads and usage. (https://www.npmjs.com/package/@runware/sdk-js).
- Led team efforts in scaling picfinder.ai, integrating analytics, improving API performance, and implementing secure authentication and role-based access control for a robust user experience.
- Collaborated with cross-functional teams to ensure feature alignment with business goals, conducted code reviews, and introduced best practices for maintaining clean, modular, and testable codebases.
Lead Full-stack Engineer
Forkeeps
- Developed an eCommerce website allowing users to sell their household or used goods. This platform enables full-time sellers to sell their goods and users to do the same seamlessly.
- Documented the project workflow, managed a team of six in sprint planning, and reviewed code across the board (front and back end) to ensure consistent architecture and clean coding.
- Integrated CI/CD for development and staging, allowing features to be tested seamlessly and thoroughly from any branch before moving to production.
- Implemented tree shaking and code splitting to ensure low bundle sizes and a seamless user experience.
- Ensured good search engine optimization across all pages and standing wave ratio (SWR) to provide sufficient caching of data to optimize API call overloads with Next.js.
- Collaborated with the team to ensure product improvement, better user experience, and more revenue generation month on month.
Senior Front-end Engineer
Quidax
- Designed (Figma) and built a bot management admin system that helps generate volumes on the Quidax (QDX) order book for several markets. It saved the company $15,000+/monthly as an external contractor with less flexibility to manage the former tool.
- Built the blockchain gateway admin that allows various organizations to process cryptocurrency payments and transactions, generate addresses and manage wallets and users. This helps to fix cases of missing transactions and slow address generation.
- Delivered an overall fast yet accessible and smooth user experience across the applications built by ensuring consistent and maintainable architecture and dry principle.
- Wrote integration and unit testing using Jest and React testing library.
- Built design system documentation using a Storybook for the blockchain gateway front end.
- Managed and mentored interns on different projects and coding practices.
Full-stack Developer
SportsMedAnalytics, LLC
- Developed and launched a dynamic social media platform specializing in NFL player analysis, providing fans with in-depth insights and real-time updates tailored to their interests.
- Worked on this platform, which features robust user interactions, including liking, commenting, following, and post sharing, creating an engaging and connected community for NFL enthusiasts.
- Designed and implemented secure authentication to protect user data and enable seamless access for registered users. Custom feed algorithms were integrated to deliver personalized content based on followed players and teams, boosting user engagement.
- Applied SEO strategies to improve the platform’s visibility across search engines and social media channels, driving organic traffic and expanding its reach.
- Utilized Next.js to build a fast, efficient, scalable front-end, ensuring a seamless user experience. Additionally, a cron job was implemented to update player statistics daily, ensuring the platform remains accurate and relevant.
Full-stack Developer
Payhippo
- Built an iOS and Android mobile application for Payhippo using Flutter in less than two months, which helped eliminate complaints on the web app and increased sales by 30%.
- Created document encryption detection, which detects password-protected documents and notifies customers to upload decrypted formats. This reduced 90% of sales challenges and the time it took to process loans.
- Introduced and built a full-stack referral system architecture, including the back, mobile, and front ends.
- Delivered a full-stack insurance loan scheme, which ensures that high-risk loans are insured, boosting repayment rates and helping recover loans against sickness, death, and property damage.
- Assisted in building a V2 administration dashboard, allowing engineers, sales representatives, and marketing to manage customers' data and loan applications.
- Revamped the company's website to be a more accessible web page with clean animations, transitions, and a smooth user experience.
- Assisted in managing the company's front-end documentation and writing unit and integration tests.
- Built Express Statement, an alternate mode of bank document submission to pull customers' bank transactions due to failings of statement upload parsing.
- Added a custom signature pad for accepting loan agreements on mobile and web platforms.
Front-end Engineer
Newage Solutions
- Made the entire property management platform (Respay) responsive (especially mobile), enabling over 80% of the customers to seamlessly access and carry out operations on their mobile devices.
- Integrated the payment system (Monnify) into the platform to help manage payments.
- Introduced and built multi-role switching functionalities into the platform. This gives the user a seamless experience by switching roles without the need to log out from the platform.
- Supervised the planning for different projects by managing the company's UI designers.
- Built maintenance, package delivery, visitor allocation, dashboard analytics, and onboarding flow for the property management platform (Respay).
- Actively reviewed and commented on code pushed to ensure consistent logic and architecture.
- Wrote comprehensive front-end documentation for different projects to facilitate the seamless onboarding of engineers into the platforms.
- Involved in testing, brainstorming, figuring out edge cases and scalability issues, and coming up with new ideas and features for projects.
Full-stack Developer
Sleek Touch Media
- Collaborated with clients to build scalable and performance-efficient platforms based on their requirements.
- Managed and provided technical support that involved bug fixing and adding more features to web apps built for clients.
- Wrote comprehensive handoff documentation for both front-end and back-end applications.
Experience
Runware AI Image Generator
http://my.runware.ai/Sports Med Analytics
https://www.sportsmedanalytics.com/The platform allows users to follow or unfollow players, teams, and leagues, enabling personalized content tailored to their interests and preferences.
Payhippo Loan App
Forkeeps
https://forkeeps.ng/Respay Website
Respay Web App
Veedez Web Application
https://app.veedez.com/Payhippo Mobile App
Quidax Blockchain Gateway
Quidax Qbot Management Application
Cloudfift Website
Veedez Website
https://veedez.com/Alerzo
https://www.alerzo.com/Full-stack Sport Social Media Platform
https://www.sportsmedanalytics.com/I implemented customized feed algorithms. These algorithms tailored users' feeds based on their preferences, focusing on the players and teams they followed, fostering enhanced user engagement.
To enhance the platform's visibility and presence on social media platforms, I diligently performed Search Engine Optimization (SEO), which contributed to increasing organic traffic and attracting more users.
A cron job was implemented to update player statistics on a daily basis. This ensured that users regularly received fresh and accurate information about their favorite players and teams.
Users were allowed to change their usernames and customize their profiles and identities on the platform.
Education
Bachelor of Science Degree in Chemistry
University of Ibadan - Ibadan, Nigeria
Certifications
Toptal Node.js Accelerator Graduate
Toptal, LLC
Skills
Libraries/APIs
React, Node.js, REST APIs, Context API, Urql, React Redux, Three.js, Babylon.js
Tools
Figma, Webpack, Firebase Authentication
Languages
HTML5, CSS3, JavaScript, ECMAScript (ES6), TypeScript, SCSS, CSS, HTML, GraphQL, Java, TypeScript 3
Frameworks
Next.js, Express.js, Tailwind CSS, Redux, Material UI, Ant Design, Flutter, NestJS, React Native, Jest
Paradigms
Responsive Web Design (RWD), Microservices, Agile Software Development, Unit Testing, Agile, Test-driven Development (TDD), Responsive, Web UI Design, Continuous Deployment, Search Engine Optimization (SEO)
Platforms
Visual Studio Code (VS Code), Firebase, Amazon Web Services (AWS)
Storage
MongoDB, PostgreSQL
Other
Styled-components, Responsive Web Apps, SWR, API Integration, APIs, Full-stack, Web Development, Documentation, Integration Testing, Architecture, Storybook, Semantic UI, Responsive Design, Cloudinary, Responsive UI, Accessibility, Social, Pixel Perfect
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