Backend Engineer
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Specialized in high-throughput microservices, cloud architecture, and event-driven systems

Engineering Philosophy
Obsessed with performance, scalability, and clean architecture
Performance First
Sub-250ms p99 latency is not a goal, it's a requirement
Clean Architecture
Hexagonal patterns for maintainable, testable systems
Resilience
Systems designed to survive chaos and scale gracefully
Professional Journey
Java Backend Developer
- ▹Built reactive microservices with Spring WebFlux and Hexagonal Architecture
- ▹Sustained high concurrency with sub-250ms p99 latency under peak load (k6 tests)
- ▹Adopted Kotlin for new service modules with coroutines for non-blocking I/O
- ▹Mentored 3 junior engineers through weekly pair programming sessions
- ▹Deployed Dockerized microservices on AWS
Java Backend Lead
- ▹Implemented scalable Hexagonal Architecture with API-First (OpenAPI) and AWS services
- ▹Led API performance optimizations for SURA, reducing p99 latency by ~80% (1.8s → <360ms)
- ▹Migrated notifications to event-driven model with Apache Kafka
- ▹Achieved 80% test coverage with JUnit/Mockito tracked by JaCoCo
- ▹Set up distributed observability with OpenTelemetry and Prometheus/Grafana
Full-Stack Java Developer
- ▹Mapped 50+ real-time data points via Google Maps API
- ▹Cut operational response time by 45%
- ▹Developed biometric authentication microservice
- ▹Improved access-control efficiency by 90%
Founder & Full-Stack Developer
- ▹Built and maintained e-commerce platforms with Spring Boot
- ▹Served footwear retail businesses over a 2-year period
- ▹Full ownership of architecture, development, and deployment
Featured Projects
Production-grade systems built with modern architecture patterns

SciTrack
Scientific Research Ecosystem
Integrated platform with 4 modules: institutional metrics dashboard, semantic literature search with AI, academic writing assistant, and open data repository with interactive research map.

SFAAS
Strangler Fig as a Service
Modular platform for progressive monolith-to-microservices migration with zero downtime. Intelligent gateway, shadow mode, feature flags, CDC with Debezium, and automated rollback.

Mining Management API
Environmental Monitoring System
3 microservices with Hexagonal Architecture: core management with S3 storage, IAM with JWT/RBAC, and event-driven audit/notifications. Full observability with Prometheus/Grafana.

Observability Lab
Distributed Tracing & APM
Orchestrated Saga pattern with OpenTelemetry, Jaeger, Prometheus, Grafana, and Datadog. Structured logging with MDC, context propagation, and async Kafka flows.

Reactive Bootcamps
WebFlux Microservices Suite
5 reactive microservices with Hexagonal Architecture for bootcamp enrollment. PostgreSQL + MongoDB with analytics reports.

Serverless EDA
Event-Driven Architecture
Hybrid EDA with AWS Lambda (Java/Node.js), DynamoDB, SQS, SNS. IaC with CloudFormation and Serverless Framework.

Food Court Management
Complete Microservices Solution
4 independent microservices: authentication, restaurant/menu management, order workflow, audit trail, and SMS notifications via Twilio.

Project Master Cloud
AWS Services Integration
Full CRUD with S3 storage, automatic thumbnails, SES email templates with Thymeleaf, and Cognito authentication. Hexagonal Architecture with 4 Maven modules.
Technical Expertise
Modern backend stack for distributed systems
Certifications & Training
Continuous learning and professional development

AWS Certified Solutions Architect – Associate
2025

AWS Cloud Architecting
2024

AWS Cloud Developing
2024
Professional Training
Let's Build Something
Open to backend engineering opportunities and technical consulting
$ status
● Available for opportunities
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