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Hatim J.

Hatim J.

Senior Software Engineer | Full Stack Developer & AI Integrations

I’m a Results-Driven Full Stack Developer with 5+ years of experience building scalable web applications, secure backend systems, and high-performance APIs for startups and enterprise clients. My expertise spans across backend development with Python (Django, DRF, FastAPI) and Java (Spring Boot, Spring Security), modern frontend development using React.js, and cloud-native deployments on AWS, Azure, and GCP. I specialize in: Full Stack Web Development RESTful & GraphQL API Development Microservices Architecture ERPNext / Frappe Customization Cloud Deployment & CI/CD Automation Database Design & Performance Optimization QA Automation & Testing Frameworks AI-Powered Application Integration I have hands-on experience working with Oracle, PostgreSQL, MySQL, MongoDB, Docker, Jenkins, Selenium, PyTest, JMeter, and OpenAI API integrations. What clients can expect from me: ✔ Clean, scalable, and maintainable code ✔ Fast communication and reliable delivery ✔ Problem-solving mindset with business-focused solutions ✔ Secure and optimized application architecture ✔ Long-term technical support and collaboration Whether you need a robust backend system, a modern full-stack application, ERPNext customization, API integrations, automation solutions, or AI-enabled features, I can help deliver high-quality results efficiently. Currently available for: Full-Time Projects Long-Term Contracts Backend/API Development Full Stack Development ERPNext/Frappe Development QA Automation AI Integrations Valid Saudi Iqama | Immediate Transfer Available Let’s build something impactful together.

🇸🇦Riyadh, Saudi Arabia$15/hr100% JSS5.00 (2)Since Aug 2024

Earnings and projects

MRR
$114

Last 6 months ÷ 6

World#131,423 / 412k
🇸🇦Country#131 / 602
Revenue, last 30 days
$0

Last 6 months: $685

Total earnings
$1.8k

Billed in all: $2k

World#341,466 / 412k
🇸🇦Country#449 / 602
Per project
$1.8k

$685 in the last 6 months

World#82,165 / 412k
🇸🇦Country#52 / 602
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇸🇦Country#167 / 602
Projects in all
1

Across 3 contracts

0% fixed100% hourly
World#360,671 / 412k
🇸🇦Country#545 / 602

Earnings, last 30 days

$2kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,960$1,980$2,000$2,020Oct 8Oct 23Nov 7

Skill rankings: Top 21% in Java

Ranked by MRR among everyone on Upwork with the skill.

  1. #43Model Deployment115 freelancers · 🇸🇦 #1Top 37%
  2. #62Cloud Services232 freelancers · 🇸🇦 #3Top 27%
  3. #75AWS Systems Manager290 freelancers · 🇸🇦 #2Top 26%
  4. #132Payment Gateway379 freelancers · 🇸🇦 #2Top 35%
  5. #170Third-Party Integration415 freelancers · 🇸🇦 #1Top 41%
  6. #235Database Administration797 freelancers · 🇸🇦 #1Top 29%
  7. #489AI Model Training1,135 freelancers · 🇸🇦 #2Top 43%
  8. #513Microservice2,217 freelancers · 🇸🇦 #1Top 23%