A
Adnan Khan
$60/hr or $10,000/yr

Active over a week ago


Member since Sep 2026

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Staff Backend Developer

Back-end Engineer
Available for hire
Years of experience
11+ years
Experience level
Staff
Available for
Full-time
Available from
01 Dec 2026
Download Resume / CV

Senior Full-Stack Engineer | Java, Spring Boot, Kubernetes, Kafka, Java Script| Healthcare & Fintech

If your backend struggles with reliability at scale — dropped messages, race conditions, services that fall over under load — I build the systems that fix that.

Senior Staff Software Engineer with 12 years building backend platforms for healthcare and fintech companies.

What I bring:

Microservices & event-driven systems — Spring Boot, Kafka, GCP Pub/Sub, gRPC, with Saga, Outbox, Circuit Breaker, and CQRS patterns for reliability under failure Cloud-native infra — Kubernetes (EKS/GKE), Docker, Terraform, CI/CD across AWS, GCP, Azure Frontend — Node.js, React, Angular, Vue Data layer — PostgreSQL, MySQL, MongoDB, IBM DB2, with query tuning that's cut processing times 60%+ Security — secure API design, IAM, compliance-aware engineering Spec-Driven Development — spec-first workflow for faster, lower-risk delivery, especially with AI-assisted coding

CKAD and KCNA certified. I own projects end-to-end — backend, frontend, and everything holding it together in production.

If you need a system that holds up under real traffic, let's talk about what you're building.

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Education

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