App LogoApp name
EY

Ezra Yeneneh

Open to work13 years experience

Senior Frontend Developer

Addis Ababa, EthiopiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Senior Frontend Developer with 10+ years of experience in React, Next.js, and TypeScript.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

23 skills
typescriptjavascriptreactnext.jsangularvue.jsreduxwebpackbabelgithub actionsjenkinsdockergraphqlrestful servicesawsazure devopskubernetesfigmac#sql serverjestcypressstorybook

Work Experience

Senior Front End Developer / Marketplace UI Owner

AHF

Oct 2022 - Present California, United States
  • Led frontend search and pages, resulting in attributed user growth of 250% over 4 years.
  • Architected and implemented a new frontend product feature set, improving core application performance and reducing critical bug reports by 40% within the new system.
  • Orchestrated migration of two thousand UI kits under a single feature flag, reducing page render errors by three critical bugs identified.

Senior Full Stack Engineer / Tech Lead

Aladia

Sep 2018 - Sep 2022 Brescia, Lombardy, Italy
  • Optimized application performance by refactoring critical code modules, reducing average page load times by 1.5 seconds and setting a new benchmark.
  • Built front end of Wellways in Drupal 8, including custom flex-based CSS grid system.
  • Engineered standardized component libraries, reducing development time for new features by 25% and improving code maintainability across four distinct user experiences.
  • Directed front-end architecture for a learning-management platform with subscriptions, checkout, dashboards, course discovery, instructor tools, and 147K+payment events.

Front End / Full Stack Engineer

Mereb Technologies

May 2015 - Aug 2018 Addis Ababa, Ethiopia
  • Spearheaded the creation of React and JavaScript talent-matching SaaS solutions for 5K+ professionals, integrating profiles, RBAC, dashboards, and essential REST API connections.
  • Raised match relevance and user satisfaction by 25% by improving filtering UX, feedback loops, form validation, empty states, and responsive application flows.
  • Collaborated with product, QA, and design teams to integrate front-end analytics, RBAC-aware navigation, and reusable dashboard components, accelerating recruiter pipeline reviews.

Software Engineer / UI Developer

EthioTelecom

Jul 2013 - Apr 2015 Addis Ababa, Ethiopia
  • Launched 35+ robust JavaScript, C#, and SQL Server features, increasing payment processing speed for operations by 20%.
  • Streamlined Telebirr payment screens and deployment support workflows, shortening release cycles 21.5% and resolving 63+ critical production issues.
  • Championed operational feedback integration into payment workflows, enhancing validation, reporting, and exception handling to simplify high-volume transaction monitoring for 100,000+ users.

Projects

Front-End Performance System

  • Standardized lazy loading, route-level splitting, responsive media, accessibility checks, and Web Vitals monitoring for high-traffic product flows.

Design System and Testing Platform

JestCypressStorybook
  • Architected a robust testing platform integrating Jest, Cypress, and Storybook; standardized 7 core UI components, reducing critical UI bugs by 40%.

Marketplace Search UX

  • Reworked filter interactions, query-state persistence, listing cards, skeleton states, and dashboard views to improve discovery speed across desktop and mobile.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Performance and Quality Metrics

42% faster mobile LCP, 31% smaller JS bundles, 55% lower p95 latency, 99.9% availability, 90%+ test coverage.

Mentorship

Mentored 14+ engineers.

About Details

Professional Bio

Senior Frontend Developer with 10+ years of experience building React, Next.js, and TypeScript interfaces for marketplaces, SaaS platforms, and enterprise web apps. Delivered measurable gains across performance, SEO, testing, and UX.

Bachelor of Software Engineering

Addis Ababa University ( - Present)

Languages: English, Hindi
Email: Locked