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Игорь Черняев
Looking for a jobSenior Frontend Engineer
Senior Frontend Engineer at DevArmor who built an AI security platform’s frontend from scratch and engineered interactive threat-modeling diagrams.
UkraineSenior Frontend Engineer at DevArmor
Experience
Senior Frontend Engineer
Built the frontend application from scratch, owning architecture and technical decisions. Engineered complex interactive diagrams for threat modeling and implemented optimistic updates with TanStack Query.
ReactTypeScriptViteVitestTanstack QueryZustandAnt DesignTailwindTiptapGitHub ActionsAWSTerraform
Lead Frontend & Mobile Engineer
Owned frontend and mobile development, rebuilding the web app with Next.js and shipping a React Native app to the App Store. Led technical planning and contributed to architectural consolidation.
ReactNext.jsTypeScriptReact NativeCapacitorTanstack QueryZustandShadcn UiTailwindAuth0Xcode CloudFirebaseSupabase
Lead Frontend Engineer
Progressed from Middle to Lead Frontend Engineer, owning architecture and delivery across projects. Mentored teams, launched an internship program, and improved performance of enterprise applications.
AngularGatsbyGraphQLReactTypeScriptPerformance OptimizationMentorship
Middle Frontend Engineer
Built and maintained frontend features for production applications using React, Angular, and TypeScript. Mentored junior developers and conducted technical demos for clients.
ReactAngularTypeScriptMentorship
Full Stack Engineer
Developed a healthcare web application using React and TypeScript on the frontend and NestJS for backend APIs. Wrote unit and end-to-end tests to improve reliability.
ReactTypeScriptNestJSTesting
Education
State University of Trade and Economics
Pursued a Master of Science in Computer Science from 2023 to 2025.
Pursued a Master of Science in Computer Science from 2023 to 2025.
V.N. Karazin Kharkiv National University
Earned a Bachelor of Science in Computer Science from 2016 to 2020.
Earned a Bachelor of Science in Computer Science from 2016 to 2020.
EPAM
Completed a FullStack JavaScript Internship in 2019.
Completed a FullStack JavaScript Internship in 2019.