Phone:
Email: alexandru.costiniuc00@gmail.com
Location: Stockholm, Sweden
Product Engineer focused on solving customer problems. Spending a lot of time discussing solutions with Business and UI design teams to deliver the best outcome. Having a lot of fun orchestrating AI agents to both write and review code, drastically improving my performance and the quality of code I produce. Learning new technologies, trying to get better each day
Experience
AMFG | Team Lead
- Leading architecture and delivery across frontend modernization, backend platform work, performance improvements, and team-wide developer experience initiatives while managing a team of 2-3 engineers.
- Led migration from Kendo to shadcn/ui and Tailwind CSS, improving iteration speed, developer experience, and UI consistency.
- Built a 3D model similarity engine using cosine similarity, vector embeddings, and pgvector in PostgreSQL.
AMFG | Senior Fullstack Software Engineer
- Led team-wide adoption of AI-assisted engineering workflows, frontend modernization, and internal platform initiatives.
- Architected a sandboxed scripting environment for customer Python and JavaScript automation against the platform API.
- Conducted 50+ engineering interviews and helped shape team growth and hiring standards.
AMFG | Middle Fullstack Software Engineer
- Built a custom Gantt timeline with drag-and-drop task management, zoom levels, real-time sync, and conflict detection.
- Worked on a large workflow automation system supporting event triggers and 10+ follow-up actions across email, push, and status changes.
AMFG | Junior Fullstack Software Engineer
- Adjusting to full-time engineering work while balancing university and building communication skills.
Projects
shadcn/ui, glassmorphism, component library
A library of Apple-like glass components for shadcn/ui, with 20+ glass-styled primitives, 5 glass effect variants for dark and light themes, clear surfaces, and SVG-based physical refraction for realistic light bending through thick glass.
Canvas, Shiki, FFmpeg WASM
A code animation studio that turns code snippets into cinematic videos entirely in the browser.
Tanstack Start, formatting tool
An interactive playground for exploring and comparing Prettier and Oxfmt formatting options.
Technical writing, PostgreSQL, React, Node, JavaScript
A technical blog with deep dives into database internals, React mechanics, and JavaScript tooling.
People & Companies I look up to
Theo · Tanner Linsley · Guillermo Rauch · Lee Robinson · OrcDev · shadcn · Vercel · Planetscale · Cursor · Lovable
Technical Taste
TypeScript, Next.js, Bun, Vercel, TanStack, Drizzle, shadcn/ui, OpenAI, T3 Code
Additional Info
I like to create beautiful UIs, like to dress well, and like NBA and football. I'm a big dog lover - have one myself, named Theo. I used to run a lot, and had run a half-marathon back in the day. Trying to be happy and make people around me happy too.