Aug 2023 – Aug 2024 · 1 yr · Remote · Remote

• Managing Vietnam Software Engineering team
• Build salary schema for all positions
• Build qualitication for all positions
• Build yearly performance bonus schema
• Build team structure
• Build engineering culture
• Improve working process
• Improve coding standard
• Hire senior/manager engineers

Sep 2019 – Apr 2020 · 7 mos · Vietnam

• Migrate the backend system from Laravel to the Django Rest framework because
• old system is built by a mid-level engineer without scalability
• Delivering features: cv builder, job posting, and payment.
• Participating in raising fund process
• Defining technical plan, product plan and operation plan
• Meeting with investors
• Successfully raising 900k USD funding from Persol Kelly

Jan 2019 – Present · 7 yrs 3 mos · Vietnam

• Raised 1.5 mil USD from investors
• Proving technical benefits to close a 350k USD deal within 2 weeks, and
• support another 300k USD deal.
• Growing tech team from 2 people to 25 people in 2 years.
• Building internship program, successfully trained and hired 19 members for team
• from this program.
• Design the architect for the IoT platform: backend, mobile, frontend,
• firmware for no code IoT development.
• Doing R&D new technical solutions
• Bluetooth communication for devices.
• Camera IP streaming on web without additional cost
• Architect for 3rd party frontend customization
• Onboarding 12 universities in HCM city to use our product in teaching IoT

Apr 2018 – May 2019 · 1 yr 1 mo · Vietnam

• Work directly with CEO/CTO/COO, handle tasks directly from them. Handle
• all technical tasks for CTO
• Stabilizing the product for business customer and series B funding
• Reducing critical issue from 2/day to less than 1/month
• Rebuilding core feature and migrating to new system without any issue
• Actively in recruiting process
• Propose with CTO about team structure and head count
• Interviewing technical round for all engineer position
• Managing SWAT team for fixing critical issues
• Defining solution for bugs
• Eliminating all recurring bugs before I joined, eliminating the term
• "recurring bugs" from product team
• Migrating technical stack
• Correcting microservice design
• Managing EU team
• Coming to Belarus to recruit 2 teams for 2 new projects
• Improving technical
• Introducing unittest and mandating unittest
• Implementing Sentry service for tracking error, help fixing bug faster
• Implementing New Relic service for performance tracking and optimizing

Feb 2017 – Apr 2018 · 1 yr 2 mos · Singapore

• This company has monthly sale about 1.6 mil SGD.
• Building a new system on Python/Django in 2 months for replacing the old
• system (RoR), with 100% test coverage.
• Reducing the error rate from 12% to 0.05%
• Reducing bad loading / render time from 24 seconds to 1.2 seconds.
• Integrating new payment system: Checkout JS.
• Integrating Open Travel API with Agoda, Hotel.com, etc with 100k
• request per hour
• Integrating multiple hotel management systems with our system
• Reduce AWS monthly cost from 2000 USD to 1200 USD

Jul 2013 – Feb 2017 · 3 yrs 7 mos

• Successfully handle multiple projects: Linqua Ads system, Samsung authentication
• system, Home Depot order system, Vicic Police Data Project, and many startups'
• MVPs
• Successfully trained many seniors from the junior level, expanding the Python team
• from 2 people to 10 people.
• Be able to resolve many technical issues:
• Visualize 40k item heat map without a library (there is no library able to do this in
• 2015),
• Display scroll of 8000+ items in ReactJS without hanging browser
• Saving 700k rows into the database in 2 seconds

Aug 2012 – Jul 2013 · 11 mos · Ho Chi Minh City, Vietnam

• Building many Magento websites for EU clients
• Building Magento plugin for database and search engine, payment, etc...
• Leading and teaching Magento for 4 team members

Nov 2011 – Jul 2012 · 8 mos · 193 Đinh Tiên Hoàng, P.Dakao, Q1, Ho Chi Minh City, Vietnam

• Introducing security to the team and discovering 6 critical security bugs
• Being the main developer in 4 web games
• Comparing and choosing technical stack for mobile development
• Verifying technical possibility for idea from PO/PM team
• Leading and reviewing code for 15 team members of 2 teams

Oct 2010 – Oct 2011 · 1 yr

• Building Joomla websites for companies
• Building StackOverFlow copy for English-learning community
• Teaching Joomla/Wordpress/PHP for 3 team members

Dec 2007 – Dec 2011 · 4 yrs

• Rate $50/hour
• Fixing critical and hard-to-fix bugs
• Crawling website like ebay, email, tracking package
• Cloning website using Joomla, Wordpress, Zend framework
• Bridging system to help them working together

Oct 2007 – Jun 2008 · 8 mos · Vietnam

• Building foreigner registration system for Immigration Department
• Integrating fingerprint check-in software with HR system