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Hi, I’m Surafiel Hailu, a software engineer with experience delivering and owning scalable backend and full-stack systems in enterprise environments. I focus on end-to-end system delivery, performance optimization, and production reliability across distributed architectures. I contribute to architecture decisions, build and maintain services in production, and improve system behavior under high-scale usage. I’m known for structured problem-solving, clear technical communication, and consistent delivery in fast-paced Agile teams.…Hi, I’m Surafiel Hailu, a software engineer with experience delivering and owning scalable backend and full-stack systems in enterprise environments. I focus on end-to-end system delivery, performance optimization, and production reliability across distributed architectures. I contribute to architecture decisions, build and maintain services in production, and improve system behavior under high-scale usage. I’m known for structured problem-solving, clear technical communication, and consistent delivery in fast-paced Agile teams.

Surafiel Hailu

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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Hi, I’m Surafiel Hailu, a software engineer with experience delivering and owning scalable backend and full-stack systems in enterprise environments. I focus on end-to-end system delivery, performance optimization, and production reliability across distributed architectures. I contribute to architecture decisions, build and maintain services in production, and improve system behavior under high-scale usage. I’m known for structured problem-solving, clear technical communication, and consistent delivery in fast-paced Agile teams.…Hi, I’m Surafiel Hailu, a software engineer with experience delivering and owning scalable backend and full-stack systems in enterprise environments. I focus on end-to-end system delivery, performance optimization, and production reliability across distributed architectures. I contribute to architecture decisions, build and maintain services in production, and improve system behavior under high-scale usage. I’m known for structured problem-solving, clear technical communication, and consistent delivery in fast-paced Agile teams.

Available to hire

Hi, I’m Surafiel Hailu, a software engineer with experience delivering and owning scalable backend and full-stack systems in enterprise environments. I focus on end-to-end system delivery, performance optimization, and production reliability across distributed architectures.

I contribute to architecture decisions, build and maintain services in production, and improve system behavior under high-scale usage. I’m known for structured problem-solving, clear technical communication, and consistent delivery in fast-paced Agile teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Work Experience

Software Engineer at JPMorgan Chase

May 1, 2024 - Present

Led design and enhancement of Open Banking REST APIs across service architecture and implementation for ACH payments, authentication, and validation; defined scalability and latency trade-offs with architecture teams. Established service-level scalability and latency constraints for high-volume payment systems handling millions of daily transactions and peak traffic, ensuring strict p95 SLO compliance in production. Built event-driven architecture using AWS Lambda and S3; implemented Terraform IaC across IAM, RDS, S3, and API Gateway; reduced deployment provisioning time by 30%. Analyzed AWS authentication and DynamoDB issues to improve reliability and reduce production access failures by 25%. Implemented proof-of-concept AI features with LLM APIs and Retrieval-Augmented Generation to aid transaction insights; reduced manual support effort by ~20%. Implemented CI/CD pipelines using Jenkins; participated in system design discussions and incident reviews focusing on scalability, fault to

Associate Software Engineer at Cognizant

September 1, 2023 - May 1, 2024

Led development and contributed to service-level architecture for microservices using Java, Spring Boot, REST APIs, and Kafka; implemented event-driven patterns with decoupling and retry mechanisms. Built and deployed containerized applications using Docker and Kubernetes across AWS and Azure; improved CI/CD pipelines with Jenkins and GitHub, reducing release cycles by 35% in high-traffic production environments. Worked with MySQL, PostgreSQL, MongoDB, and Redis; improved query performance by 25% through indexing and execution plan tuning in collaboration with backend engineering teams. Drove system scalability and reliability improvements by applying microservices principles and designing services for high-traffic loads, failure scenarios, and dependency isolation in production-grade distributed systems. Owned production monitoring support using logging, metrics, and distributed tracing, enabling faster incident detection and operational troubleshooting (20% reduction in detection tim

Full Stack Developer at Inspira Financial

August 1, 2022 - August 1, 2023

Owned delivery of full-stack financial application features using Java Spring Boot and React, implementing REST APIs for account management, transaction workflows, and client onboarding processes in enterprise systems. Built secure backend services with Spring Security and JWT authentication, supporting role-based access control and ensuring compliance with financial data handling requirements across distributed environments. Designed and optimized SQL-based data models in PostgreSQL, improving query performance and reducing report generation time by approximately 28% through indexing and schema tuning. Collaborated with product and QA teams to deliver end-to-end features, participating in requirement analysis, code reviews, and deployment cycles across Agile development environments.

Java Full Stack Developer at Liya Enterprise

March 1, 2016 - March 1, 2021

Owned end-to-end design, development, and production support of enterprise distributed systems using Java, Spring Boot, REST APIs, microservices architecture, Kafka, and RabbitMQ with OAuth2, JWT, and TLS-based security standards. Built scalable AWS cloud solutions using compute, storage, IAM, and RDS services, ensuring system availability, failover handling, and horizontal scaling for large-scale enterprise workloads while reducing infrastructure costs by approximately 20%. Implemented CI/CD pipelines using Docker and Kubernetes, increasing release frequency by 40% while reducing manual deployment effort across multiple enterprise environments. Developed React-based frontend applications integrated with backend microservices, applying state management and performance optimization to improve responsiveness and user engagement across enterprise systems. Owned monitoring and observability systems for production environments, handling incident triage, alert tuning, and reliability trackin