Available to hire
I’m Chuck Joshua Mbanaso, an experienced software engineer with 6 years of hands-on expertise. I’m passionate about building robust, scalable software solutions and delivering value through clean architecture and modern technologies.
I specialize in TypeScript, Solidity, Python, and JavaScript, and work across mobile, frontend, and backend domains using React Native, React.js, Next.js, Vue.js, Node.js, Django, and Web3 tools like Metamask, Hardhat, Foundry, Ethers.js, and Web3.js.
Skills
Experience Level
Language
English
Fluent
Work Experience
Senior Fullstack Engineer at TeamKeys
January 1, 2025 - PresentArchitected and maintained backend services using Python, Prisma ORM, and MySQL, focusing on scalability and data integrity. Built efficient web scraping pipelines using Selenium and Scrapy to automate aggregation of real-time basketball data across teams, seasons, and leagues. Led testing automation with Cypress to ensure frontend reliability and reduced QA time by 60%, and integrated fuzzy logic algorithms for intelligent player comparison and team analysis.
Senior Frontend Engineer at Plural Health
January 1, 2025 - October 1, 2025Conducted system optimization and performance tuning to achieve a 90% increase in performance efficiency through bottleneck identification and optimization. Implemented automated frontend testing and CI/CD pipelines to accelerate deployment by 70% through improved automation. Collaborated with QA to develop test plans, achieving a 50% improvement in software quality by enhancing test coverage.
Senior Software Engineer at Scelloo
October 1, 2024 - October 1, 2025Addressed and resolved more than 20 user-reported issues through meticulous feedback analysis and testing, achieving a 91% accuracy rate. Engineered test routines across browsers/devices, reducing post-release issues by 93%. Leveraged Vue.js, React.js, Vite, WebGL, React Native, Three.js, Tailwind CSS, Bootstrap, Redux, Vuex, and TypeScript.
Senior Software Engineer at Zarttech
December 1, 2021 - October 1, 2025Boosted client and staff productivity by implementing automated tools, increasing overall operational efficiency by 50%. Conducted rigorous testing, debugging, and troubleshooting to proactively identify and resolve software issues, achieving a 98% bug resolution rate and a more stable application.
Frontend Engineer at Gradely
March 1, 2020 - October 1, 2025Gradely leverages AI and smart assessments to enhance student performance. Resolved more than 20 user-reported issues with 91% accuracy. Technologies: React, React Native (Android / IOS), Expo CLI, Nativewind, Redux, RTK Query, Jest.
Frontend Engineer at Bincom ICT Services
January 1, 2019 - October 1, 2025Built and designed an e-commerce web application enabling customers to choose and buy products directly; led to a 30% increase in sales.
Senior Fullstack Engineer at TeamKeys
January 1, 2025 - PresentArchitected and maintained backend services using Python, Prisma ORM, and MySQL to ensure scalability and data integrity. Built efficient web scraping pipelines using Selenium and Scrapy to automate real-time basketball data aggregation across teams, seasons, and leagues. Led testing automation with Cypress to improve frontend reliability and reduce QA time by 60%. Integrated fuzzy logic algorithms for intelligent player comparison and team analysis.
Senior Frontend Engineer at Plural Health
January 1, 2025 - October 1, 2025Conducted system optimization and performance tuning, achieving a 90% increase in performance efficiency through bottleneck identification and system optimization. Implemented automated testing for frontend components and CI/CD pipelines to enhance deployment speed and efficiency by 70%, and collaborated with QA to improve software quality by 50% through enhanced test coverage.
Senior Software Engineer at Scelloo
October 1, 2024 - October 1, 2025Resolved more than 20+ user-reported issues through meticulous feedback analysis and testing, achieving 91% accuracy. Engineered comprehensive test routines spanning diverse browsers and devices, resulting in a 93% reduction in post-release issues. Worked with Vue.js, React.js, Vite, WebGL, React Native, Three.js, Tailwind, Bootstrap, Redux, Vuex and TypeScript.
Senior Software Engineer at Zarttech
December 1, 2021 - October 1, 2025Boosted client and staff productivity by implementing automated tools and internal utilities, increasing overall operational efficiency by 50%. Conducted rigorous testing, debugging, and troubleshooting to proactively identify and resolve software issues, achieving a 98% bug resolution rate and a more stable application.
Frontend Engineer at Gradely
March 1, 2020 - October 1, 2025Gradely, an educational platform, leverages AI and smart assessments to enhance students' academic performance. Resolved more than 20 user-reported issues with 91% accuracy. Technologies: React, React Native (Android/iOS), Expo CLI, Nativewind, Redux, RTK Query, Jest.
Frontend Engineer at Bincom ICT Services
January 1, 2019 - October 1, 2025Built and designed an e-commerce web application enabling customers to choose and buy products directly, contributing to a 30% increase in sales.
Education
HND in Industrial-Computer Engineering at Yaba College of Technology
July 1, 2015 - July 1, 2021HND at Yaba College of Technology
July 1, 2015 - July 1, 2021Qualifications
Industry Experience
Software & Internet, Computers & Electronics, Education
Skills
Experience Level
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