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Alexandru B.
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Alexandru B.

Senior Full-Stack Developer (Vue.js/Node.js) | Solutions Architect

Senior full-stack engineer with over 15 years experience building scalable, data-heavy web applications, including SaaS platforms, CRMs, real-time systems, and AI-assisted workflows. I help startups and SMBs turn product ideas and business requirements into maintainable and reliable software that can scale and evolve as their products grow. While my core expertise is in front-end development, I also design backend services, APIs, automation workflows and production infrastructure. Working closely with founders has given me the ability to bridge business strategy with technical execution, helping teams build systems focused on scalability, maintainability, performance and usability. I typically help clients with: - Building scalable Vue.js/Svelte frontend applications - Architecting SaaS platforms and multi-tenant systems - Modernizing legacy applications - Designing APIs, backend services and integrations - AI automation workflows - Performance optimization and systems reliability - Real-time apps and event-driven workflows - Technical leadership, mentoring and delivery improvements - CI/CD pipelines and infrastructure Area of Expertise: - Javascript, Typescript, HTML, CSS, SASS, PHP, C#, Python, Bash - Front-End: Vue.js, Nuxt, Svelte, Angular, Astro, Tailwind - Back-End: Node.js, Fastify, Express, uWebSockets, Wordpress, Laravel, ASP.NET MVC/EF - Data & Infrastructure: MySQL, PostgreSQL, MongoDB, Redis, Qdrant, Docker, CI/CD, n8n, Firebase, AWS, Heroku - Tooling: Webpack, Vite, Vitest, Playwright, GIT, Apollo, Prisma, MikroORM, Drizzle, Kysely - Architecture & Practices: System Design, TDD/DDD/FDD, micro-frontends, multi-tenancy, Scrum/Agile

🇷🇴Iasi, Romania$45/hr100% JSS4.26 (26)Since Jul 2012

Earnings and projects

MRR
$1.5k

Last 6 months ÷ 6

World#31,019 / 412k
🇷🇴Country#171 / 2,286
Revenue, last 30 days
$4k

Last 6 months: $9.3k

World#8,104 / 412k
🇷🇴Country#50 / 2,286
Total earnings
$119k

Billed in all: $158k

World#31,989 / 412k
🇷🇴Country#255 / 2,286
Per project
$3.6k

$2.3k in the last 6 months

World#47,498 / 412k
🇷🇴Country#272 / 2,286
Projects, last 6 months
4

Across 5 contracts

20% fixed80% hourly
World#51,816 / 412k
🇷🇴Country#199 / 2,286
Projects in all
33

Across 37 contracts

76% fixed24% hourly
World#89,876 / 412k
🇷🇴Country#627 / 2,286

Earnings, last 30 days

$158k+$4k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$152.5k$155.0k$157.5k$160.0kOct 9Oct 24Nov 8

Skill rankings: Top 6% in CSS 3

Ranked by MRR among everyone on Upwork with the skill.

  1. #44Svelte451 freelancers · 🇷🇴 #2Top 10%
  2. #89Sass1,305 freelancers · 🇷🇴 #2Top 7%
  3. #132Nuxt.js1,349 freelancers · 🇷🇴 #3Top 10%
  4. #327Architectural Design4,048 freelancers · 🇷🇴 #5Top 8%
  5. #350CI/CD3,691 freelancers · 🇷🇴 #3Top 9%
  6. #456Back-End Development4,183 freelancers · 🇷🇴 #2Top 11%
  7. #557Tailwind CSS6,979 freelancers · 🇷🇴 #4Top 8%
  8. #606CSS 39,914 freelancers · 🇷🇴 #4Top 6%