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Saif R.
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Saif R.

Senior Java Developer

Are you looking to build a high-performance software application from scratch? Or do you need a seasoned technical leader who can effortlessly bridge the gap between complex backend architecture and a highly responsive, visual frontend? With over 13 years of enterprise-level experience, I specialize in taking web systems from a blank canvas all the way to a polished, production-ready end product. Technologies & Frameworks Working Experience (Backend + Front-End) Java Spring Boot Micro-Services REST API MySQL DynamoDB MongoDB Angular 4 Tailwind CSS Svelte 5 + SvelteKit D3.js Fabric.js Dynamic SVG Rendering AWS Cloud Infrastructure (EC2 , ECS , Cloudwatch , Cloudformation , S3 , Lambda , Amplify , Route53 , VPC , Load Balancing , ASGs) Git (Code Managment) Development of Data-Rich Interfaces Whether you are launching a new platform from the ground up or modernizing an existing legacy ecosystem, I bring the technical depth, execution speed, and architectural oversight needed to ensure success.

🇵🇰Gujrat, Pakistan$25/hr100% JSS5.00 (9)Since Oct 2010

Earnings and projects

MRR
$1.3k

Last 6 months ÷ 6

World#36,219 / 412k
🇵🇰Country#4,226 / 52.9k
Revenue, last 30 days
$1.4k

Last 6 months: $8.1k

World#30,768 / 412k
🇵🇰Country#3,567 / 52.9k
Total earnings
$180k

Billed in all: $184k

World#17,982 / 412k
🇵🇰Country#1,313 / 52.9k
Per project
$26k

$8.1k in the last 6 months

World#3,872 / 412k
🇵🇰Country#151 / 52.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇵🇰Country#22,564 / 52.9k
Projects in all
7

Across 19 contracts

21% fixed79% hourly
World#236,188 / 412k
🇵🇰Country#38,061 / 52.9k

Earnings, last 30 days

$184k+$1.4k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$182k$183k$184k$185kOct 8Oct 23Nov 7

Skill rankings: Top 5% in Blog Writing

Ranked by MRR among everyone on Upwork with the skill.

  1. #11Interactive Data Visualization150 freelancers · 🇵🇰 #5Top 7%
  2. #23D3.js224 freelancers · 🇵🇰 #2Top 10%
  3. #48AWS Amplify524 freelancers · 🇵🇰 #9Top 9%
  4. #49Svelte451 freelancers · 🇵🇰 #5Top 11%
  5. #53Amazon ECS543 freelancers · 🇵🇰 #12Top 10%
  6. #65AWS CloudFormation595 freelancers · 🇵🇰 #13Top 11%
  7. #75Data Analytics & Visualization Software797 freelancers · 🇵🇰 #5Top 9%
  8. #129Amazon EC21,513 freelancers · 🇵🇰 #25Top 9%