Costin Georgescu

Costin
Georgescu

Software Engineer

Leveraging AI to architect and deliver scalable & maintainable web applications, end-to-end.

Core Skills

Languages

JavaScriptTypeScript

Front-end

ReactNext.jsAstroRadix UIChakra UIShadcn UIIonicTailwindBootstrapHTMLCSSLessResponsive DesignWeb Performance

Back-end

Node.jsExpressREST APIsGraphQLJWTMongoDB

AI & LLM

Prompt EngineeringRAGLLM APIsMCPOpenAIAnthropicGoogle AI

Cloud & Dev Tools

CI/CDGitAWSDockerServerlessFirebaseDigital Ocean

Production Experience

Selected work shipped to users.

Software Engineer

TimePillar

ReactTypeScriptNode.jsExpressMongoDBSaaS

A professional time tracking and invoicing platform that helps freelancers and agencies manage projects, track billable hours, and generate invoices with powerful analytics.

  • Designed & developed from scratch using core modern web frameworks and best practices.
  • Leveraged AI tools to accelerate development and enhance code quality.

Software Engineer

Crypto Price Watcher

ReactTypeScriptREST API

A Firefox extension that displays real-time cryptocurrency prices and market data directly in your browser.

  • Fully compliant with Firefox extension guidelines and best practices.
  • Harnessed different AI models at build time for cost optimization.

Front-End Engineer

Pheus.ai (MVP)

Next.jsTypeScriptOpenAIShadcn UI

A Retrieval-Augmented Generation (RAG) system that helps users extract and analyze LinkedIn profile data, providing personalized insights and recommendations.

  • Developed a RAG pipeline for processing and analyzing LinkedIn profile data, market research, reach-out playbooks, and user goals for personalized outreach scripts tied to real contacts.
  • Built a responsive frontend with Next.js, TypeScript and Shadcn UI workspace for an intuitive user experience.

Software Engineer

Profield Consulting

ReactTypeScriptIonicMobile AppExpressGraphQL

Contributed to FinTrack, an all-in-one financial management app helping users track expenses, manage budgets, and gain insights into their spending habits.

  • Enabled customers to track expenses and manage budgets within a unified experience.
  • Delivered insight dashboards that make spending habits easy to understand.

Front-End Engineer

Nexa Fulfillment

AstroJavaScriptLess CSS

Bilingual marketing website for a Romanian e-commerce fulfillment company, built as a static Astro site with a Formspree-powered contact form.

  • Implemented Romanian/English i18n with Astro routing, a language switcher, and hreflang SEO tags.
  • Optimized page load with responsive sharp-processed images, deferred scripts, and tuned cache headers to cut CLS and LCP.

Open Source Lab

Tools and experiments, fresh from GitHub.

Let's build something together

Open to new opportunities and collaborations. The fastest way to reach me is LinkedIn — or explore my work on GitHub.