Михайло

MYKHAILO
YASTREMSKY
Senior Full-Stack Engineer

ABOUT ME WORK EXPERIENCE
Senior Frontend / Fullstack Engineer (9+ yrs Lead Engineer | AlgoAid (Contract)
experience) · Architecture: Built full-stack platform using Next.js 16, React 19, Supabase, Drizzle ORM,
Core Stack: React, Next.js, TypeScript, Laravel, and Tailwind v4.
Supabase, Tailwind CSS. · AI & Interactive Features: Integrated multi-LLM streaming (OpenAI, Anthropic, Gemini) via
Vercel AI SDK; built interactive Monaco Editor coding environment & FSRS algorithm
flashcards.
Highlights:
· Payments & Infrastructure: Built monetization/subscriptions via Stripe & Deno Edge
- Lead Developer @ AlgoAid: Building an AI- Functions; secured DB with Supabase RLS.
powered EdTech platform (Next.js 16, React · Quality: Covered codebase with Storybook 10, Vitest unit tests, and Playwright E2E suites.
19, multi-LLM streaming via Vercel AI SDK, · Tech Stack: Next.js 16, React 19, TypeScript, Vercel AI SDK, Monaco Editor, Supabase,
Stripe). Drizzle ORM, Stripe, Deno Edge Functions, Tailwind v4, Storybook, Playwright, Vitest.

- Fullstack & Architecture: 5+ years in Senior Full-Stack Engineer | SoftBee (Full-time)
Laravel/Vue + modern React ecosystem. · MSHFA (Healthcare Platform): Developed doctor-patient platform with scheduling,
payments, and portals for doctors, pharmacies, and admins. (Stack: React, Material UI,
Complete ownership across the entire API
GraphQL)
boundary (DB to UI). · Heatleys Fast Quote (Agri/Vet Quoting System): Built high-performance fast-quoting
system with ERP integration, real-time search. (Stack: Next.js 16, React 19, TypeScript,
Domain Expertise: MedTech, EdTech, ERP, E- Supabase, TanStack Query, AG Grid Enterprise, Zod, Playwright)
commerce. Track record includes building a
MedTech platform acquired post-launch. Lead Engineer | LuxWash (Full-time)
· Delivered end-to-end full-stack development (server, API, UI) for 3 corporate product lines:
Modernization: Heavy experience migrating Corporate Website, Internal CRM, and E-commerce Online Store.
· Tech Stack: PHP, Laravel, Vue.js 2/3, REST API, PostgreSQL.
legacy codebases to modern stacks..
Full-Stack Engineer | Raxkor (Full-time)
CONTACTS · Engineered scalable backend architectures, RBAC systems, and custom web platforms
across logistics, e-commerce, CRM/ERP, and booking domains.
· Logistics (Multi-Express): Real-time courier tracking and automated Air Waybills (AWB)
Web site: generation.
maukul.site · CRM / ERP (AKGroup, Slobozhanska): Core business logic, data pipelines, and enterprise
UpWork RBAC access control.
LinkedIn · E-commerce & Hospitality: Payment gateway integrations, checkout flows, booking
engines, and VIN-code verification tools.
· Tech Stack: PHP, Laravel, JavaScript, MySQL, PostgreSQL, REST APIs.
email:
[відкрити контакти](див. вище в блоці «контактна інформація»)
SKILLS
React 19, Next.js 16 (App Router), TypeScript, Tailwind CSS v4, pnpm Workspaces
HOBBIES (Monorepo), SDK (OpenAI/Anthropic/Gemini), PHP/Laravel TanStack Query,
Mountain trips Supabase, PostgreSQL, Storybook 10, Zod, ESLint 9.
Outdoor recreation