ESTHER ITOLIMA

FrontEnd Engineer
Lagos, NG.

About

Highly accomplished Frontend Engineer with over 5 years of experience leading the development of scalable, high-performance web applications. Expert in React.js, Next.js, and TypeScript, consistently delivering user-centric solutions that optimize processes, enhance engagement, and drive significant business value. Proven ability to lead teams, improve system performance by up to 30%, and translate complex designs into pixel-perfect, accessible interfaces that solve real user problems.

Work

STERLING BANK
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FrontEnd Engineer

Lagos, Lagos, Nigeria

Summary

Led frontend development initiatives for a major financial institution, focusing on enhancing user experience, optimizing performance, and ensuring compliance for critical web applications.

Highlights

Led a cross-functional team in integrating critical new features, successfully reducing the account opening process by 30%.

Spearheaded the development of a comprehensive digital onboarding platform, cutting account opening time by 30% and significantly enhancing the customer onboarding experience.

Engineered a React.js + Redux-based Travel Management web application, digitizing manual workflows and achieving a 40% reduction in administrative paperwork.

Implemented advanced security features, including HyperVerge live photo scan and secure account retrieval, to fortify verification processes and ensure regulatory compliance.

Developed and maintained a robust library of reusable, modular UI components, enhancing application maintainability and ensuring design consistency across diverse platforms.

SpryteLab
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FrontEnd Engineer (Contract)

Lagos, Lagos, Nigeria

Summary

Delivered high-impact frontend solutions on a contract basis, focusing on UI/UX enhancements, feature integration, and performance optimization for client platforms.

Highlights

Enhanced platform UI/UX, leveraging responsive and accessible designs to significantly improve user engagement and experience.

Integrated new features, such as a blog and dynamic email templates, ensuring pixel-perfect implementation aligned with Figma design specifications.

Optimized application performance by resolving critical rendering issues, leading to increased load speed and improved Lighthouse scores.

Partnered closely with product and QA teams to facilitate smooth deployment cycles and ensure post-release stability and functionality.

QLAB TECHNOLOGIES
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FrontEnd Engineer

Lagos, Lagos, Nigeria

Summary

Developed and optimized fintech web applications, translating design concepts into functional, responsive user interfaces and improving user conversion funnels.

Highlights

Developed robust fintech web applications, translating complex Figma wireframes into highly responsive and intuitive user interfaces.

Optimized the loan application process, resulting in a reduced drop-off rate and improved user completion rates.

Built and meticulously documented reusable components, accelerating iteration cycles and ensuring consistent design system adoption across projects.

EDTECH
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FrontEnd Engineer

Lagos, Lagos, Nigeria

Summary

Contributed to a leading educational technology platform, focusing on building scalable, accessible, and engaging learning interfaces for a large user base.

Highlights

Built and managed a highly responsive learning platform that successfully scaled to attract over 1 million users.

Implemented a mobile-first UI approach, ensuring optimal accessibility and seamless performance across all devices.

Collaborated effectively with design teams to produce visually engaging and user-centric learning interfaces.

COGNIDECK
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Frontend Web Developer

Lagos, Lagos, Nigeria

Summary

Developed user interfaces for mobile and web applications, enhancing performance and creating clear data visualization tools for enterprise clients.

Highlights

Developed the user interface for a financial savings mobile application using React Native.

Improved application performance by 30%, significantly enhancing speed and overall usability.

Designed and built intuitive dashboard interfaces for enterprise clients, prioritizing clarity and effective data visualization.

Volunteer

Women Techmakers Port Harcourt
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Community Manager

Port Harcourt, Rivers, Nigeria

Summary

Managed community initiatives focused on empowering women in technology through organizing events, mentorship, and technical upskilling programs.

Highlights

Organized and facilitated numerous events and mentorship programs aimed at empowering women in technology.

Promoted inclusive participation and fostered technical upskilling initiatives within the local tech community.

Education

University of Port Harcourt
Port Harcourt, Rivers, Nigeria

Bachelor Of Science

Computer Science

Languages

English

Skills

Frontend Technologies

HTML5, CSS, Sass, JavaScript, React Js, Next Js, TypeScript, Redux toolkit.

Styling & UI

Tailwind CSS, SCSS, CSS Modules, Material UI, Shadcn/UI, Bootstrap.

APIs & Data

RESTful APIs, Postman.

Testing

Cypress.

Performance

Code Splitting, Lazy Loading, Memoization, Optimization Techniques.

Deployment

CI/CD, Vercel, Netlify, Git, GitHub, GitLab.

Architecture

SSR/SSG, SEO, PWAs, Caching Strategies.

Workflow

UI/UX Collaboration, Accessibility (WCAG), Agile/Scrum, Cross-functional teamwork.

Tools

NPM, Figma, Postman, Swagger, React Dev Tools, Litmus, Postdrop, Jira, Trello, Azure.