Fnan Eyasu
Lead Software Engineer | Cloud-Native & Distributed Systems | Java • Python • AWS
- Role
- Senior Software Engineer at Capital One
- Location
- Charlotte, NC, US
- LinkedIn followers
- 500 followers
About Fnan Eyasu
Senior Software Engineer with 10+ years of experience designing, building, and operating scalable, reliable backend and distributed systems. Strong background in Java, Spring Boot, Golang, Python, and cloud-native platforms, with a focus on building high-quality APIs, internal platforms, and automation that improve system reliability, developer productivity, and operational efficiency.I’ve worked on large-scale real-time systems in highly regulated, high-availability environments, leading the modernization of legacy platforms into cloud-native microservices and building high-performance services for transaction and data processing. I focus heavily on reliability, observability, automation, and system design, and I enjoy simplifying complex systems into maintainable, resilient solutions.I value ownership, clarity, and collaboration, and I care deeply about building software that is not only technically strong, but dependable and useful in real-world production environments.
Experience
Senior Software Engineer
Aug 2024 — Present · McLean, VA, US
Serve as a senior technical owner for mission-critical financial microservices built with Python, Java, JavaScript and TypeScript, supporting real-time enrollment, eligibility, fraud detection, and customer profile platforms. Lead the design, development, and production support of highly reliable, secure, and scalable backend services with strict uptime and data integrity requirements. Spearheaded the enterprise migration from JavaScript to TypeScript, significantly improving type safety, maintainability, and long-term system scalability. Built and stabilized RESTful APIs and event-driven services to support complex business workflows across distributed systems. Regularly drive architectural decisions, system design discussions, and code quality initiatives across multiple teams. Act as a primary escalation point for complex production issues and system behavior under load.Architect and operate cloud-native services on AWS leveraging Lambda, DynamoDB, API Gateway, and Secrets Manager with strong focus on security, performance, and operational excellence. Led CI/CD enhancements, vulnerability remediation, and testing pipeline stabilization across Dev, QA, and Prod to improve deployment reliability and compliance with enterprise quality gates. Introduced deep observability practices including structured logging, correlation IDs, tracing, and live dependency validation to drastically reduce mean time to resolution and production defects. Drive end-to-end incident response and root cause analysis for critical failures, hardening systems and dependencies to improve platform resilience. Partner closely with product, platform, and security teams to deliver compliant, high-performance solutions. Mentor engineers and promote engineering rigor, ownership, and excellence across the organization.
Education
Maharishi International University
Master of Science - MS, Computer Science
2018 — 2019
Eritrea Institute of Technology
Bachelor's degree, Electrical and Electronics Engineering
2008 — 2013
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