Technical Skills
- Backend: Spring Boot (Java 8+), NestJS (TypeScript), FastAPI (Python), Socket.IO, basic .NET Core (C#)
- DevOps: AWS, Terraform, CloudFormation, Ansible, Kubernetes, Docker
- Databases: MySQL, PostgreSQL, MongoDB, Redis; basic Elasticsearch, InfluxDB, Hazelcast, H2, HDFS
- Query engines & Queue: Apache Spark, Trino, Kafka, RabbitMQ
- Code analysis: SonarQube, OWASP, Snyk Code
- Others: Hadoop, Spark, Storm, Debezium, Apache Camel
Education
Bach Khoa University (BKU), Ho Chi Minh City, Vietnam
B.Eng. Faculty of Computer Science and Engineering (2011 – 2016)
- Computer Science – GPA: 7.3/10
Experience
Software Engineer – 3+ years
Sep 2020 – Jun 2023 / Mar 2025 – Present
Jio Health – Healthcare Platform
- Owned reliability for Pharmacy & Medical Lab modules with 99.95% uptime (250K+ daily transactions)
- Optimized Redis & connection pools; reduced API latency from 5–6s to ~200ms
- Designed SAGA & transactional outbox patterns, reducing order errors by 90%
- Migrated monolith to ECS microservices, scaling to 10K+ RPS
- IaC with CloudFormation & Ansible, reducing setup time from 8h to 45m
Senior Software Engineer – 5 months
Oct 2024 – Mar 2025
VinHms – Vingroup
- Owned reliability for Front Office & Finance Control modules (100+ hotels, 99.9% SLA)
- Integrated Looker, digital signage, optimized performance & reduced infra cost
- Stack: Spring Boot, Aurora, Redis, Kafka, AWS, Datadog, Okta
Senior Software Engineer – 2 years
Jun 2023 – Sep 2024
Devbase – Fintech Automation
- Led project end-to-end including DevOps and full-stack delivery
- IaC with Terraform & Ansible
- Stack: NestJS, NextJS, MongoDB, PostgreSQL, GCP, DO
Full Stack Engineer – 2 years
Dec 2019 – Sep 2020
Snap Innovations
- Built automated trading bots using predefined signals
- Applied Template Method Pattern for multi-exchange support
Java Engineer – 8 months
Apr 2019 – Dec 2019
Innotech Vietnam
- Built system from scratch and handled DevOps & CI/CD
- Stack: Spring Boot, K8s, Rancher, OpenStack, Ceph
Java / JavaScript Engineer – 4+ years
Nov 2015 – Apr 2019
Ikorn Solutions
- Developed enterprise systems & data lake platforms
- Built Spark & NiFi pipelines, customized Kibana
Notable Projects
DevOps Platform
- AWS, Jenkins, Elastic APM, Grafana, Docker, GitHub CI/CD
- Infrastructure optimization & monitoring
E-commerce Pharmacy Ecosystem
- Retail & wholesale pharmacy with ERP integration
- SAGA, CQRS, Outbox, Redis, ECS, SQS
Bluon – Realtime Platform
- WebSocket chat & video conferencing
- NestJS, Socket.IO, MongoDB, RabbitMQ