Oleksandr

Oleksandr Moskalenko
Front-End Developer (React, TypeScript)
[открыть контакты](см. выше в блоке «контактная информация») [открыть контакты](см. выше в блоке «контактная информация»)

Poltava, Ukraine [открыть контакты](см. выше в блоке «контактная информация»)

github.com/oleksandrmoskalenko

Summary
- Front-End Developer with 2.5+ years of experience, specialising in React, Next.js, and TypeScript for B2B SaaS
and marketplace solutions.
- Proven track record in delivering high-impact features, optimising performance, and driving measurable
business growth.
- Adept at collaborating with cross-functional teams to launch scalable, user-centric products.
- Strong focus on code quality, UI/UX, and business outcomes.

Professional Experience
Front-End Developer, Outstaffing Company 05/2023 – 06/2025
Delivered B2B SaaS and marketplace platforms, reducing time-to-market by 35%
•

and increasing demo conversion by 18%.
Led the implementation of multi-role dashboards and complex multi-step forms,
•

cutting post-release bug rate from 7% to 2%.
Integrated client-side OCR (Tesseract.js), automating data entry and improving
•

user experience for 1000+ users.
Collaborated with designers and back-end teams to launch features for new
•

markets, supporting successful international expansion.

Front-End Developer, Freelance 11/2022 – 04/2023
Delivered responsive landing pages for SMB clients, utilising both React and
•

traditional HTML, CSS, and JavaScript, ensuring rapid delivery and high client
satisfaction.
Applied modern UI/UX standards and optimised site performance, consistently
•

achieving excellent Lighthouse scores and positive client feedback.

Education
Front-End Development, Beetroot Academy 2021

Master of Secondary Education (Mathematics & Informatics), 2014 – 2019
Poltava V.G. Korolenko National Pedagogical University
Key Skills
React / Next.js TypeScript
State-management (Redux Toolkit, Redux Persist) Material-UI / Ant Design
CSS / SCSS / Sass i18next
REST API Stripe.js
Tesseract.js Framer Motion
Responsive & Mobile-first Design Git / CI /CD
Performance Optimisation

Languages
Ukrainian English
native B2+

Notable Projects
🔗
Fleetify, Car Subscription B2B Platform ( )
Tech: React 18, Redux Toolkit, Material-UI, Tesseract.js, Recharts
Developed customisable dashboards with drag-and-drop widgets, enabling dealers to tailor their workspace
•

and boosting engagement.
Built a multi-step car addition wizard with VIN autofill and OCR, reducing manual entry and accelerating
•

onboarding by 35%.
Optimised high-traffic pages for mobile, ensuring seamless experience and supporting +18% demo
•

conversion uplift.
Automated dashboard layout persistence via async API, improving user retention and satisfaction.

🔗
•

RHelpers, Remote Talent Marketplace ( )
Tech: Next.js 1, Redux Toolkit, Material-UI, Ant Design, Stripe.js, Framer Motion
Implemented a full site redesign based on new UI/UX concepts and established a reusable UI kit,
•

significantly improving design consistency and reducing feature delivery time by 30%.
Engineered advanced catalogue with Redux-based filtering and memoisation, cutting time-to-interview by
•

2%.
Developed dynamic pricing calculator (custom hook), increasing average order value by 15%.
•

Integrated Stripe for seamless interview booking, supporting +21% conversion to interview.
•

Tech Stack
Front-End Languages
React, Next.js, Vite TypeScript, JavaScript (ES2023)

State Management Styling
Redux Toolkit, Redux Persist Material-UI, Ant Design, Sass/SCSS

Testing API & Integrations
Jest, React Testing Library REST API, Stripe.js, Tesseract.js, Strapi

DevOps
Git, Docker, CI/CD