Truong

Software Engineer experience in building distributed systems and real-time data pipelines. Strong in Java, Spring Boot, PostgreSQL, and microservices architecture. Adept at optimizing legacy systems and delivering resilient solutions to complex technical challenges. Leverages AI-assisted development (vibe coding, Codex, and agentic workflows) to enhance productivity while maintaining a strong focus on backend system design and distributed architectures.

Software Engineer at Persolkelly (2025-07 – Present)

Truckerpath is a truck navigation platform focused on route planning, POI management, parking workflows, and operational coordination for transportation activities.

• Researched and proposed a CDC (Change Data Capture) solution to resolve data synchronization issues between master data and the reporting database
• Analyzed and resolved production performance issues, improving system stability
• Optimized data access and caching strategies using Redis for frequently accessed operational data
• Implemented and maintained backend APIs, including POI management, parking workflows, and route coordination
• Collaborated with Product Owners in Beijing and the US to clarify requirements and support feature delivery
• Applied AI-assisted coding (vibe coding) using tools like Codex to improve development speed and debugging efficiency
• Participated in code reviews, testing, end-user support, and production releases for new features

Software Engineer at Vinamilk (2024-11 – 2025-04)

Developed a company-wide digitalization platform integrating internal systems such as HRM, CRM tools, factory process automation, and enterprise data services. The platform modernized and streamlined operations across a large-scale manufacturing enterprise.

• Worked with business stakeholders to implement a new Manual Factory Service from scratch, including high-level design, detailed design, and database design
• Led end-to-end ownership of the service, from development through release and end-user support, while coordinating with team members during implementation
• Contributed to the development of Sales Force Automation (SFA) features, including leave scheduling and route planning APIs
• Improved scalability and stability of legacy systems by transforming monolithic architecture into microservices for SFA
• Developed and maintained multiple services, including API Gateway, data services, and integration layers
• Researched and implemented logging and monitoring solutions to support debugging and production issue resolution

Software Engineer at Accesstrade (2022-08 – 2024-09)

Built and maintained a large-scale Affiliate Marketing Platform enabling collaboration between KOLs and brands through performance-based campaigns. The system was deployed across multiple countries and consisted of dozens of interconnected services, focusing on scalability and reliability.

• Worked directly with end-users and internal teams to gather requirements and prioritize feature delivery in the absence of dedicated BA/PO roles
• Designed and implemented core backend APIs for key functionalities, including KOL registration and verification, campaign management, commission tracking, and performance dashboards
• Took ownership of critical business logic related to campaign workflows and payout processing
• Developed unit and integration tests and participated in code reviews to ensure code quality and maintainability
• Implemented batch processing jobs to aggregate campaign and payout data for reporting and analytics using Java and Google Guice
• Contributed to system architecture discussions to improve batch job performance, scalability, and fault tolerance

Software Engineer at Mobile World Group (Thegioididong) (2021-06 – 2022-06)

Worked on multiple internal systems, including a real-time data platform and a desktop-based virtual call center application, covering both backend distributed systems and C++/Qt development.

• Designed and built a mission-critical data platform for real-time data processing and high-throughput streaming pipelines
• Developed streaming jobs using Apache Flink and Kafka to synchronize and deduplicate data across multiple databases with high-throughput streaming pipelines under exactly-once semantics
• Designed and operated a distributed caching service using Hazelcast, ensuring high availability and consistency under heavy load
• Participated in end-to-end development, including system design, implementation, CI/CD, deployment, and runtime debugging
• Optimized cache invalidation logic and task parallelism, improving latency and data consistency
• Maintained and improved a legacy C++/Qt desktop application used for internal administrative operations
• Analyzed legacy Qt Widget-based codebase to identify layout and interaction issues
• Fixed UI bugs, alignment inconsistencies, and rendering issues across multiple screen resolutions
• Refactored UI components to improve responsiveness and maintainability
• Collaborated with business and IT teams to validate fixes and support stable releases

Software Engineer at Nextgen Embedded Solution (2019-04 – 2021-06)

Participated in early-stage development at a startup delivering customized software and hardware solutions for SME clients, covering both backend systems and embedded firmware.

• Developed backend systems and internal tools using Java (Spring Boot), including virtual call center platforms and admin dashboards
• Participated in system design, API development, and deployment across multiple custom projects
• Developed embedded firmware using C++ and Java for microcontroller platforms (PIC, AVR, Arduino), including serial communication, sensor integration, and device control logic
• Took end-to-end ownership across backend development, embedded systems, deployment, and basic infrastructure management in a resource-constrained environment
• Collaborated with small teams to debug, test, and deliver cross-functional features under tight deadlines

Bachelor's Degree in Electronics and Telecommunication – University of Science – Vietnam National University, HCMC