Анатолій

FRONTEND ENGINEER [відкрити контакти](див. вище в блоці «контактна інформація»)
[відкрити контакти](див. вище в блоці «контактна інформація»)
ANATOLII SKUBA [відкрити контакти](див. вище в блоці «контактна інформація»)
github.com/AnatolySkuba
React / Vue / TypeScript · AI-first Engineering
t.me/AnatoliiSkuba
Product-focused frontend engineer who ships revenue and engagement features, strengthens Mukachevo, Ukraine · Open to
release quality, and investigates production issues end to end. remote

C O R E S TA C K S U M M A RY

React, Vue, TypeScript, Frontend Engineer with 3+ years of commercial frontend experience in product development. Builds TypeScript
JavaScript, Composition API, interfaces with React and Vue, including B2C features and email-administration UI changes, with strengths in
Pinia, Vue Router, HTML5, SCSS monetization, experiments, testing, and production reliability.

Q U A L I T Y & D E L I V E RY
I work in an AI-first, spec-driven workflow, with coding agents producing the implementation code. I define
requirements and acceptance criteria, guide implementation, and review and test the generated results. I remain
Playwright, Vitest, component responsible for technical decisions, correctness, and delivery.
testing, E2E and regression
testing, GitLab CI/CD, release 412 15 31.9→17.6% 23→11 min
validation, Sentry merged MRs repositories component-test failure rate validated CI test-job improvement

AI-FIRST WORKFLOW
WORK EXPERIENCE
Specifications and acceptance
criteria; agent-driven Frontend Engineer (IC2) Jun 2023 — Present
implementation; code review, TENTENS Tech · SKELAR portfolio company
testing, and delivery ownership. Career progression: Junior Frontend Developer, SKELAR (Jun–Oct 2023) → Frontend Engineer IC1, SKELAR
Cursor, Claude, Codex/ChatGPT, (Oct 2023–Jul 2024) → Frontend Engineer IC2, TENTENS Tech (Jul 2024–Present). Continued on the same
Grok product throughout the company transition.

PRODUCT ENGINEERING Shipped product work across the core web app, payment flows, shared UI, experimentation, landing pages,
tracking, and test infrastructure; delivered 412 merged MRs across 15 repositories.
Feature flags, A/B testing,
Delivered React/TypeScript changes in an email-administration UI, including localization and mail-type/template
GrowthBook, product analytics,
payments, monetization flows, flows.
design systems, shared UI Built monetization and engagement journeys including rewards, upsells, payments, credits/gems, notifications,
components and chat-related flows, with feature flags and A/B experiments through GrowthBook.
Refactored legacy class-based Vue components to Composition API, extracted feature logic into shared
I N T E G R AT I O N S
modules, and contributed to a reusable component library and design-system updates.
REST APIs, gRPC, Integrated REST, gRPC, and socket-based data flows; collaborated with backend engineers on contracts and
WebSockets/realtime flows, i18n,
hardened production paths with Sentry triage, guards, and hot fixes.
event tracking
Investigated approximately 30-second product loading by instrumenting loading stages and testing parallel
ADDITIONAL EXPERIENCE loading of application containers; the tested scenario was approximately 30% faster.

React Native, Node.js, NestJS,
Improved quality with Playwright/Vitest coverage and threshold-based flaky-test alerts. Over the following 30
Express, Socket.IO, Prisma, days, test runs rose 53.5% while failures fell 15.2%, reducing the failure rate from 31.9% to 17.6% through
PostgreSQL, MongoDB, Firebase, team fixes; also validated a runner change that reduced a test job from 23 to 11 minutes.
Docker Planned and facilitated multi-device regression sessions, identified release blockers, validated UI with
designers, and coordinated cross-team reviews and deployments; recognized by teammates for precise,
STRENGTHS
actionable review feedback supported by AI-assisted analysis.
Cross-functional delivery
Release and regression Owner / Operator
2009 — 2021
leadership
Photomir.in.ua
Production debugging
Managed day-to-day operations of a local service business, maintained its website, and handled customer
Reusable UI and modular
design communication.
Product and business context
Owner / Operator
2017 — 2021
LANGUAGES
Levenya.top
Ukrainian — Native
Ran an online retail store and worked with marketplaces, operations, and customer support.
English — Intermediate (B1)
Russian — Native SELECTED PROJECTS

Realtime Chat · GitHub
Full-stack chat with nested editable messages. React, TypeScript, Tailwind CSS, Socket.IO, NestJS, Prisma, PostgreSQL.

E D U C AT I O N

National State Tax Service University of Ukraine
GoIT · Full Stack Developer (React + Node.js)
2021 — 2022 · Certificate · Recommendation

English studies
American English Center, 2021 — 2022 · Campster B1, certificate