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Alejandro B.

Alejandro B.

Senior Ruby on Rails Developer

SUMMARY Principal Ruby engineer with deep expertise in full-stack Rails development, scalable architecture, and performance optimization. Proficient in Turbo frames/streams, Postgres/PostGIS, ViewComponents, and TDD, delivering maintainable, high-performance web applications. Focused on driving innovation and efficiency through clean code, domain-driven design, and seamless user experiences. CLIENT TESTIMONIAL "Alejandro is an experienced Rails developer, which he proves by helping to solve all kinds of Ruby and Rails related problems. Besides helping to solve problems, Alejandro, also did pair programming over Hangouts, which helped me a lot. I enjoyed working with Alejandro, and I will definitely hire him again." SKILLS • Frontend: Hotwire (turbo/stimulus), Javascript, jQuery, PicoCSS, Bulma, Bootstrap, ERB, Haml, Slim, CSS, SASS, SCSS • Backend: Ruby, Rails 8 to 3.2, Dry-web-roda, SideKiq, GoodJob, ElasticSearch, MeiliSearch, RabbitMQ • Persistence: Postgres/PostGIS, MySQL, Redis, MongoDB • Testing: TDD - RSpec - Minitest • DevOps: Docker, dokku, fly-io, Digital Ocean, Upstash

🇦🇷Burzaco, Argentina$50/hr100% JSS4.92 (4)Since Jul 2015

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#281,333 / 412k
🇦🇷Country#3,184 / 4,639
Revenue, last 30 days
$0
Total earnings
$3.7k

Billed in all: $3.8k

World#281,333 / 412k
🇦🇷Country#3,184 / 4,639
Per project
$523
Projects, last 6 months
0
World#209,850 / 412k
🇦🇷Country#2,284 / 4,639
Projects in all
7

Across 8 contracts

13% fixed87% hourly
World#236,188 / 412k
🇦🇷Country#2,323 / 4,639

Earnings, last 30 days

$3.8kNothing earned since Oct 10Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3,750$3,800$3,850$3,900Oct 10Oct 24Nov 7

Tracked from Oct 10, 2026.

Skills