RISE Labs (Sydney, Australia, Remote)
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Systems Engineer (May 2025 - PRESENT)
Responsibilities:
On the path to superior performance. ;) I'm working on various parts of the node stack:
- Benchmarking and optimizing
RISE&rethnode. - Integrating HTTP/3 on RPC protocol.
- And so much more interesting challenges.
Technologies:
reth, evm, shreds, Networking Protocols, Rust, Docker, Github CI/CD, Grafana, Prometheus, Loki
Seal Labs (Vietnam, Remote)
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Senior Systems Engineer (Nov 2023 - April 2025)
Responsibilities:
- Design and Implement our core blockchain infrastructure in Rust, it includes P2P Networking Layer, IBC protocol, indexer design, etc...
- Lead an Engineering team of 5 engineers working on our projects.
Technologies:
P2P Networking Protocol, Interchain Message Protocol (IBC), AWS S3, API Gateway, Rust, gRPC/protobuf, RestAPI, Docker, Gitlab CI/CD, MySQL/PostgreSQL, Redis, Websocket, Grafana, Prometheus, Loki, Fluent Bit.
Litheum Capital Ltd, (Singapore, Remote)
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Principal Systems Engineer (Mar 2022 - Nov 2024)
Responsibilities:
I brace myself to new challenges.
- Research & implement LitheumCLI, P2P networking layer & Consensus layer.
- Contributed to high-level architectural decisions and low-level functionality development.
- Engineered a mobile wallet application demo utilizing Rust FFI and Flutter technologies.
Technologies:
P2P Networking Protocol, Messaging & RPC Protocols, Rust, FFI, Flutter/Dart, gRPC/protobuf, Docker, Nix, Github CI/CD, Grafana, Prometheus, Loki, Fluent Bit.
SaitoTech, Remote
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Blockchain Engineer (Nov 2021 - Feb 2022)
Responsibilities:
- Contributed to high-level architectural decisions and low-level functionality development.
- Involve in Software Architecture and Design, Development & Testing process.
- On boarding and training of new team members.
Technologies:
Rust, Vanilla JS, gRPC/protobuf, RestAPI, Github CI/CD, Linux System Administrator.
MoneyCat Asia, Remote EU timezone
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Senior Software Engineer aka. Tech Advisor (Jan 2020 - May 2022)
Responsibilities:
- Developed automation backend APIs with Flask/FastAPI/Django.
- Providing data protection solutions.
- Setup environment, logging and monitoring for microservices.
Technologies:
Python, Flask/FastAPI/Django, RestAPI, microservices, DDD, GCP BigQuery, AWS (S3, IAM, Rekognition), Gitlab CI/CD, Linux System Administrator.
Teko Vietnam, (Ho Chi Minh office, Hybrid)
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Backend Engineer (Jan 2019 - Jan 2020)
Responsibilities:
- Developed automation backend APIs with Flask/Django, 3rd APIs.
- Setup auto-deploy using Ansible & GitlabCI for (micro)services.
- Design and implementing solution for mapping owner/team to services.
- Using ApacheSpark, Pandas, Elastic & some internal tools (Datafaucet) for Data pipelines.
Technologies:
Python, Flask/Django, RestAPI, Redis, RabbitMQ, Scraping, Pandas, Numpy, Matplotlib, ApacheSpark, HDFS, Ansible, Gitlab CI/CD, Linux System Administrator.
B2BE GSS Vietnam, (Ho Chi Minh office | Headquarters Sydney (Australia), Hybrid)
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Senior Software Engineer (Aug 2014 - Dec 2018)
Responsibilities:
- Developed and maintained projects relating to Generic Web Portal. Also act as the knowledge source to provide instruction / give advice to all other teams when using generic web portals.
- Building & converting from E-form using JS ES5 into ES6. E-form is a library that allows users to operate controls visually easier via configuration.
- Develop Matching Engine in Accounts Payable solution: provide the main structure of source code & developing.
Technologies:
PHP, CodeIgniter 2/3, RestAPI, Javascript (YUI2/3, jQuery, Bootstrap3), MySQL, SVN, Linux System Administrator.
VNG Corporation, (Ho Chi Minh office, Hybrid)
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Software Engineer (Aug 2012 - July 2014)
Responsibilities:
- SDK Admin tool: Developing some awesome functionalities to support in control and evaluate the working flow of the 24/7 service desk group.
- Monitoring Assistant: Mining alert data from Zabbix logs and centralizing other alerts to MongoDB.
- Automate to detect Alerts
- Automate the solutions to solve incidents which have a knowledge
base.
- Supporting Contact Point to resolve the alerts, incidents.
- Task Manager: connect to Outlook email for filtering the customer’s requests with defined prefix.
- Automation to create task for 24/7 group from customer’s requests via email
- Evaluate SLA of Task / Remind Task
Technologies:
PHP, Python, C/C++, Java, MySQL, MongoDB, Javascript, jQuery, Zabbix, SVN, Linux System Administrator.