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Ruth A.
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Ruth A.

FullStack Developer | Node.js, React, NestJS & AI Automation

I build scalable web applications and AI-powered systems using React, Next.js, Node.js, NestJS, and RAG architectures. Over the past 3+ years, I've helped businesses develop production-ready platforms, automate workflows, and integrate AI into real-world products. I’ve worked in an outsourcing company, contributing to large-scale Upwork client projects where I focused on clean architecture, performance, and reliability. I’m comfortable working remotely and delivering consistently in fast-paced environments. Recently, I’ve been working heavily on AI integrations, including building RAG-based systems and intelligent workflows that improve how applications understand and use company data. 💼 Core Expertise: • Full-Stack Development – Scalable end-to-end systems • Frontend – React, PHP, Next.js, Angular, Tailwind CSS • Backend – Node.js, Python, NestJS, ExpressJS • APIs – REST & GraphQL, third-party integrations • AI Systems – RAG pipelines,Langchain, automation workflows, data-driven features, Model Training • Databases – Mysql ,PostgreSQL, MongoDB,Supabase, Firebase • DevOps – Docker, CI/CD pipelines, AWS deployment, Redis, AWS, Vercel, Netlify, Render 🔥 Selected Project Experience: • Contributed to the BAHMNI hospital management platform, developing backend features and integrations used within a large healthcare management ecosystem. • Worked on a complex trucking domain involving oversize and overweight logistics, gaining hands-on experience with real-world constraints, workflows, and AI-assisted decision processes(AI-powered LoadBinder full system - for a US client) • Designed and improved scalable backend systems with authentication, integrations, and performance optimization 🤝 How I Work: I focus on understanding the system deeply, then delivering clean, maintainable, and scalable solutions. I don’t just implement features, I think about performance, usability, and long-term impact. I’m reliable, detail-oriented, and take full ownership from idea to production. 📩 If you’re looking for a developer who can build, improve, and scale your system; while also bringing practical AI capabilities, I’d be happy to work with you. #FullStackDeveloper #BackendDeveloper #Nodejs #React #Nextjs #PostgreSQL #Prisma #API #WebDevelopment #SoftwareEngineer #MERN #NestJS #AIIntegration

🇪🇹Adama, Ethiopia$10/hr100% JSS5.00 (3)Since Oct 2022

Earnings and projects

MRR (estimate)
≈$654

An estimate from an earlier read

World#66,665 / 412k
🇪🇹Country#238 / 1,609
Revenue, last 30 days
—

Read daily since Oct 25, under 30 days

Total earnings
$4k

Billed in all: $4.4k

World#274,093 / 412k
🇪🇹Country#860 / 1,609
Per project
$997

$1.3k in the last 6 months

World#124,229 / 412k
🇪🇹Country#418 / 1,609
Projects, last 6 months
3
67% fixed33% hourly
World#66,479 / 412k
🇪🇹Country#341 / 1,609
Projects in all
4
75% fixed25% hourly
World#283,741 / 412k
🇪🇹Country#1,146 / 1,609

Earnings, last 30 days

$4.4k+$673 earned since Oct 25Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3.5k$4.0k$4.5kNo dataOct 25Nov 1Nov 7

Tracked from Oct 25, 2026. No data since Nov 5, 2026.

Skill rankings: Top 13% in ExpressJS

Ranked by MRR among everyone on Upwork with the skill.

  1. #240Redis1,774 freelancers · 🇪🇹 #4Top 14%
  2. #253AI Builder1,112 freelancers · 🇪🇹 #4Top 23%
  3. #725ExpressJS5,651 freelancers · 🇪🇹 #33Top 13%
  4. #795Back-End Development4,183 freelancers · 🇪🇹 #19Top 19%
  5. #829RESTful API6,064 freelancers · 🇪🇹 #16Top 14%
  6. #1,114Supabase4,116 freelancers · 🇪🇹 #22Top 27%
  7. #1,351SaaS Development5,201 freelancers · 🇪🇹 #16Top 26%
  8. #1,386Front-End Development8,892 freelancers · 🇪🇹 #17Top 16%