Nassar A.
Senior Java Engineer | Building Enterprise Solutions
I’m a Senior Java Software Engineer with strong experience in Spring Boot, microservices, and cloud-based enterprise systems. Over the past years, I’ve designed and built scalable backend solutions across different industries, including restaurant SaaS platforms, agriculture insurance systems, and data-driven logistics platforms. My focus is on backend architecture, API design, system integration, and data automation. I enjoy tackling complex distributed systems, optimizing performance, and ensuring reliability and scalability across services. My core skill set includes Java (Spring Boot), .NET Core, relational and cloud databases (PostgreSQL, BigQuery), workflow orchestration (Apache Airflow), and cloud infrastructure (AWS, Azure, and other modern platforms). I’m passionate about building efficient, resilient systems that simplify business processes and deliver measurable impact.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $36k
$18k in the last 6 months
Across 6 contracts
Earnings, last 30 days
Skill rankings: Top 1% in MySQL
Ranked by MRR among everyone on Upwork with the skill.
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