MNP
Mai Nhan Phuc
CTO & Software Engineer
Career Objective
Short-term: Become an AI Product Owner who can turn ideas into real products, leveraging AI to accelerate development, streamline processes, and deliver clear value to users.
Long-term: Build large-scale AI products and lead product and technology strategy as an AI Product Leader or CTO, where AI becomes a core capability driving business growth.
Work Experience
Chief Technology Officer (CTO)
TECHSHIELD TECHNOLOGY CO., LTD
Mar 2026 - Present
Leading technology direction, system architecture, and engineering team at Techshield.
Software Engineer / Dev Lead / Team Lead
VISSOFT TECHNOLOGY JOINT STOCK COMPANY
Aug 2020 - Feb 2026
Nearly six years here — from engineer to Team Lead, delivering sales, fintech, mobile, and national-scale credit big-data platforms (CIC).
Projects
EMS terminal management
Viettel High Technology Corporation
Aug 2020 - Aug 2024
Team lead•20 members
- Discuss, analyze requirements, and come up with solutions to solve problems.
- Write documents describing functions.
- Build projects, design databases.
- Participate in system optimization.
- Participate in coding.
- Deploy field environment.
Java Spring Boot
ZK
Kafka
ActiveMQ
Vernemq
EMQX
MySQL
MariaDB
Oracle Database
Postgress
Clickhouse
Redis
Microservice
Multiple Database
Affliate Marketing (2021)
VN GREEN EARTH., JSC
June 2021 - Dec 2021
Developer•10 members
- Coding.
- Solution analysis.
- Storing projects in microservices.
- Participate in product implementation.
Java Spring Boot
Microservice
MariaDB
Redis
Angular
Affliate Marketing (2023)
VN GREEN EARTH., JSC
Feb 2023 - May 2023
Dev Lead•6 members
- Customer exchange.
- Analyze requirements, create solutions.
- Divide tasks, review merge code, coding.
- Deploy test, deploy product.
Java Spring Boot
Microservice
MariaDB
Redis
Kafka
Angular
Integrate bank payments into Epay e-wallet
EPAY SERVICES JOINT STOCK COMPANY
Aug 2023 - Dec 2023
Dev Lead•8 members
- Customer exchange.
- Set up dev environment (install database).
- Build a microservice base project.
- Analyze the bank's integrated documents.
- Deploy test, simulate test data.
- Divide work, review merge code, coding.
Java Spring Boot
Microservice
Oracle Database 19c
Centralized Sales System BCSS
Digilife Vietnam Digital Services Co., Ltd.
Aug 2024 - Mar 2025
Dev Lead•12 members
- Work directly with end users to collect requirements and finalize business processes.
- Design and build a centralized system for sales management, inventory management, and customer management for VNSKY telecom.
- Develop a dedicated web portal for partners to manage SIM stock and perform new subscriber activation.
- Support system operation and troubleshoot arising issues.
- Assign tasks, code review, and guide team members.
Java Spring Boot
ReactJS
Oracle Database
Kubernetes (K8s)
Kong API Gateway
Kibana
Minio
Sky Sale App (Part of BCSS Ecosystem)
Digilife Vietnam Digital Services Co., Ltd.
Feb 2025 - Jun 2025
Dev Lead•8 members
- Design and develop a management app dedicated to telecom partners.
- Manage SIM resources, packages, and activate new subscribers.
- Integrate and synchronize data with the BCSS system to control the entire sales lifecycle.
- Support system operation, training, and troubleshooting for partners using the app.
- Assign tasks, mentor team members, and conduct code reviews.
Flutter
Java Spring Boot (BCSS backend)
Oracle Database
Kubernetes (K8s)
Kong API Gateway
Kibana
Outboard SIM Sales Website
Digilife Vietnam Digital Services Co., Ltd.
Feb 2025 - Aug 20, 2025
Dev Lead•8 members
- Design and develop an outboard SIM sales website for international travelers.
- Optimize SEO and deliver a mobile-friendly interface.
- Manage orders, product listings, and reconciliation reports for partners.
- Support system operation and troubleshoot issues after golive.
- Assign tasks, code review, and mentor team members.
Java Spring Boot
Redis
Kafka
Oracle Database
NextJS
Kubernetes (K8s)
GEM Web Sale
GREEN EARTH Vietnam IT & Communication JSC
Mar 2025 - Jun 2026
Deployment & Operation•5 members
- Deploy and operate the system for managing SIM inventory, number management, order management, and reconciliation reporting to support sales activities for Mobifone.
- Integrate with Mobifone (MBF) and e-commerce platforms such as Shopee, Lazada, and TikTok.
- Manage orders from various sales channels.
- Operate and monitor the system, support troubleshooting during operation.
- Generate reconciliation reports for sales activities, ensuring accuracy and timeliness.
Java Spring Boot
Kafka
Redis
ReactJS
ESim Sales App (Cho ESim)
Digilife Vietnam Digital Services Co., Ltd.
Jun 2025 - Nov 2025
Dev Lead•6 members
- Design and develop an eSIM sales app for VNSKY, Mobifone, and related services such as topup.
- Build both the mobile app and a CMS for order management, product registration, and sales reporting.
- Integrate with BCSS and GEM systems for effective eSIM sales across the ecosystem.
- Support system operation, troubleshoot issues, and provide training for partners.
- Lead the team, assign tasks, review code, and provide technical mentoring.
Java Spring Boot
Kafka
Redis
MinIO
ReactJS
Flutter
National Credit Information Center (CIC)
Vietnam National Credit Information Center (CIC)
Nov 2025 - Feb 2026
Team Lead•26 members
- Discuss and analyze business requirements with clients and stakeholders.
- Manage development team, assign tasks, and track project progress.
- Design and build large-scale credit data processing system.
- Review code, provide technical guidance, and ensure product quality.
- Coordinate with other teams for system deployment and operation.
- Set up and manage CI/CD pipeline with Jenkins.
- Deploy and manage applications on Kubernetes (K8s) using Argo CD.
Java Spring Boot
Apache Cassandra
Oracle Database
ELK Stack (Elasticsearch, Logstash, Kibana)
NextJS
Jenkins
Argo CD
Kubernetes (K8s)