Contact information

You can get this candidate's contact information from https://www.work.ua/resumes/9792680/

Work experience

Full stack developer

from 06.2026 to 08.2026 (3 months)
CarSalePro, Дистанційно (IT)

Greenfield platform for the international used-car inspection market. Started as the sole developer, then led two contract developers.

• Delivered three applications in 3 months: an offline-first Flutter mobile application for Android and iOS, a NestJS backend with 134 REST API endpoints and 32 data models, and a Next.js marketplace website with 56 pages
• Built a two-sided marketplace payment system with Stripe Connect escrow, including an 80/20 revenue split, authorize-then-capture flow, payout retries, dispute handling, reconciliation jobs, and DAC7 reporting exports
• Engineered an offline-first data layer for network-independent operation, including schema contract tests enforcing re-sync rules for every table and a local Drift/SQLite database with a 10-step migration path
• Implemented on-device intelligence with Google ML Kit, including vehicle registration document OCR, VIN scanning with ISO 3779 check-digit validation, and on-device PDF report generation with QR codes and signature capture
• Localized the product into 30+ languages, including Chinese, Japanese, and Korean font support for generated PDF documents;
• Secured sensitive KYC identity data using three isolated Cloudflare R2 buckets, a backend upload proxy, pre-signed URLs, and a startup self-check that treats shared storage as a fatal production configuration error
• Authored an 8-document technical specification package for a non-technical client and secured approval before development began
• Participated across the full product lifecycle, from requirements and architecture through development, deployment, release management, and production operations

**Technologies:** Flutter, Dart, Riverpod, Drift, SQLite, Google ML Kit, NestJS, TypeScript, Prisma, PostgreSQL, Redis, BullMQ, Next.js 15, React 19, Tailwind CSS, next-intl, Mapbox GL, Stripe Connect, Cloudflare R2, Render, Vercel, Codemagic, Docker, Playwright

Backend програміст

from 03.2026 to 06.2026 (4 months)
Атланта, мережа агенцій нерухомості, Дистанційно (Нерухомість)

Complete platform rebuild for an established real estate agency. Owned the API, data model, CRM integration, and delivery infrastructure.

• Designed and built the backend of a real estate portal with 100,000+ monthly users, delivering 36 feature modules, 39 data models, and 44 database migrations; authored 476 of 481 repository commits
• Engineered a real-time CRM-to-production data synchronization pipeline for 100,000+ entities using RabbitMQ topic exchange, a dispatcher, 13 entity handlers, two-key identity reconciliation, and poison-message protection
• Protected organic search traffic during the rebuild by developing a reverse SEO matching engine for 2,604 legacy landing URLs and a byte-exact regression gate covering 1,784 of 2,466 URLs (72%), with versioned gap reports for remaining differences
• Resolved a production HTTP 504 timeout in the search API by replacing a correlated subquery scanning 536,000 rows per candidate with a batch-based query strategy
• Owned the delivery infrastructure, including Docker Compose environments, Bitbucket Pipelines CI/CD with a 30-poll health-check gate, Linux hosting on Hetzner, startup-time Zod environment validation, and transactional environment-to-environment database synchronization with backup safeguards
• Documented all public endpoints with OpenAPI and Swagger and implemented contract tests against the live staging API, validating response fields, types, and nullability

**Technologies:** TypeScript, Node.js 24, NestJS 11, pnpm, Turborepo, PostgreSQL 16, PostGIS 3.5, Prisma 7, Redis 7, RabbitMQ, Zod, OpenAPI, Swagger, JWT, Docker, Docker Compose, Bitbucket Pipelines, Hetzner, Linux

Full stack developer

from 02.2026 to 03.2026 (2 months)
Videfy.ai, Дистанційно (IT)

• Integrated 20+ AI models for photo and video generation into a unified platform
• Built infrastructure for dynamic, admin-driven model onboarding, eliminating developer dependency for integrating new models
• Identified and resolved critical system issues, improving platform stability, reliability, and performance
• Collaborated effectively within a distributed international team

Full stack developer

from 10.2024 to 09.2025 (1 year)
Bytehive, Дистанційно (IT)

AI-driven analytics product built from the ground up. The product secured its first clients and attracted a 6-figure investment within the first year.

• Architected and developed a full-stack analytics platform with AI-driven automation at its core, onboarding the first paying clients within 3 months of development
• Integrated AI evaluation systems into backend services using FastAPI and Python, enabling automated insights and data-driven decision-making
• Built a scalable backend architecture supporting multiple database engines for different use cases and requirements
• Designed and implemented UI/UX from minimal design input, contributing to early product adoption
• Led client communication and requirements gathering, translating vague business requirements into concrete features and a development roadmap
• Conducted code reviews, mentored junior developers, and established coding standards and engineering best practices
• Managed task planning and coordinated development timelines across project cycles
• Participated across the full SDLC, from architecture and development to testing and production delivery

**Technologies:** React.js, NestJS, FastAPI, Express.js, PostgreSQL, MySQL, SQLite, TypeScript, Python, Jest, Playwright

Full stack developer

from 01.2022 to 10.2024 (2 years 10 months)
CGS-team, Дистанційно (IT)

Commercial dual-sided marketplace platform connecting photo contractors with clients.

• Developed complex frontend features for both contractor-facing and client-facing applications using React, Next.js, and Vue.js
• Built backend services with NestJS and Express.js, implementing RESTful APIs and core business logic
• Designed and optimized PostgreSQL and MongoDB schemas for data integrity, scalability, and performance
• Developed responsive interfaces optimized for different screen sizes and user workflows
• Conducted code reviews to maintain high standards of code quality, consistency, and maintainability
• Collaborated directly with clients to gather requirements and deliver solutions aligned with business goals
• Wrote automated tests with Jest and performed manual testing to ensure feature reliability
• Participated across the full SDLC, from requirements analysis and development to testing and production deployment

**Technologies:** React.js, Next.js, Vue.js, NestJS, Express.js, TypeScript, JavaScript, PostgreSQL, MongoDB, Material UI, styled-components, React Query, TypeORM, Redux, Bitbucket, Jira, Notion, Jest

Education

Київський національний університет імені Тараса Шевченка

Факультет комп'ютерних наук та кібернетики, Київ
Higher, from 2021 to 2025 (4 years)

Knowledge and skills

• HTML
• CSS
• JavaScript
• MySQL
• Node.js
• Vue.js
• React
• .NET Framework
• ASP.NET MVC
• ASP.NET Web API
• TypeScript
• Express.js
• Firebase
• Цілеспрямованість
• Відповідальність
• Application of artificial intelligence
• NestJS
• Material UI
• React Query
• Redux
• PostgreSQL
• TypeORM
• Docker
• Hetzner
• AWS
• SEO
• RabbitMQ
• Product ownership
• REST API
• Stripe
• Cloudflare
• Playwright
• Jest
• Prisma ORM
• MongoDB
• SQL
• Bitbucket
• Jira
• FastAPI
• Git
• GitHub
• Python

Language proficiencies

• English — above average
• Ukrainian — fluent