aDolus Technology Inc.

► Improved SBOM quality up to 48%, by refactoring and updating SBOM generation service to the latest industry standard specs
► Improved readability and quality of unit tests by 50%, by refactoring unit tests
► Developed an API service for managing vulnerabilities
► Developed, improved, and maintained cloud native applications on AWS using C#

Back End Software Developer (C#, .NET Core, .NET, REST API, AWS, Docker)

LSEG (London Stock Exchange Group)

► Developed, improved, and maintained cloud native applications on AWS and Azure using C# and Python
► Developed an API service using C# and .NET 6 for Single Sign-on (SSO) administration which integrated with PingFederate API
► Reduced QA workload by 50%, by creating automated testing with GitLab CI/CD and Newman
► Improved a REST API performance by 10%, by creating performance testing with GitLab CI/CD and K6
► Improved readability and quality of unit tests by 50%, by refactoring and training team on unit testing
► Improved team collaboration in API development by 25%, by training team on utilizing Postman as a team
► Led the development of alert monitoring system with BigPanda integration through REST API
► Led the development of ETL pipeline for migrating data from DynamoDB to Aurora PostgreSQL 
► Designed and implemented notification system for monitoring data changes in DynamoDB using DynamoDB Streams, Lambda, and SNS
► Improved SSO onboarding process by implementing SAML metadata validation

Lead Software Engineer (C#, .NET Core, .NET, REST API, AWS, Azure, CIAM)

Lumentum

► Developed a multi-thread application to control automated machines for manufacturing LiDAR optical subassembly
► Developed class libraries for controlling Thorlabs tunable laser sources and laser power measurement devices
► Improved machine cycle time by 25%, by designing and implementing a function for storing motor positions for analysis
► Improved team collaboration by 50%, by migrating source code version control from SVN to Git
► Integrated machine software with Manufacturing Execution System (MES) and Test Data System (TDS) for seamless operations
► Trained team on version control using Git and GitHub

Software Automation Engineer Staff (VB, C#, .NET)

iQmetrix

► Improved performance of a REST API service by 50%, by refactoring and implementing methods for retrieving lightweight data from database
► Improved readability and quality of codebase by 10%, by simplifying business logic of tax exemptions
► Successfully collaborated with carrier integration team for implementing an API service to support Device Trade-In feature
► Developed a REST API service for supporting Pay Anywhere feature
► Developed a REST API service for supporting Smart Pay feature
► Developed a REST API service to support Buy-Online-Pick-Up-In-Store feature
► Developed, improved, and maintained API services consumed by both desktop and mobile applications

Software Developer (C#, ASP.NET)

Seagate Technology

► Developed auto-focus algorithms and a software using C# and .NET for controlling newly adopted liquid lenses which reduced cost of conversion kits at least US$ 1,000 per machine
► Developed a responsive software for monitoring critical robot positions which helped eliminate 10% of failures in manufacturing processes
► Successfully collaborated with maintenance engineers to improve software and increase maximum throughput of existing machines which saved at least US$ 1 million
► Developed image enhancement algorithms and their implementation in C# to eliminate false failures in machine vision applications and improve process yield up to 100% 
► Initiated a low-cost embedded vision system project which effectively served simple machine vision applications in manufacturing and cost 50% less than conventional systems
► Supervised a team of six engineers
► Successfully trained new engineers on fundamentals of machine vision, Cognex In-Sight Explorer, Cognex VisionPro QuickBuild, and Cognex VisionPro programming using C# and .NET

Staff Engineer (C++, C#)

► Successfully converted machine codes from Borland C++ to C# which significantly improved flexibility and reliability of the machines
► Optimized measurement accuracy of vision inspection machines by testing and conducting Gage R&R study (Six Sigma)
► Successfully designed control systems, safety systems, and electrical schematics according to the Standard Operating Procedures (SOP) for vision inspection machines
► Improved performance of vision inspection machines up to 90% by upgrading vision system components and software of the machines
► Provided worldwide on‐site and off‐site supports to maintenance and process engineers in HDD production

Senior Engineer (C++, C#)

► Developed a user-friendly and responsive software for control system of automated rework machines which significantly reduced contamination in rework process down to 5%
► Successfully designed control systems, safety systems, and electrical schematics according to the Standard Operating Procedures (SOP) for a rework machine
► Successfully renovated old machines to new functioning machines which cost 50% less than the cost of new build machines
► Collaborated with mechanical engineers in designing new automatic HDD assembly machines and improving existing machines

Engineer II (C++, C#)

► Developed a new software in C++ for control system and GUI of a rework machine
► Successfully maintained and improved production software of automated machines
► Created and published machine manuals for users to operate machines properly

Engineer I (C++, C#)

Self-motivated software engineer with 10+ years of experience developing scalable software solutions for leading global companies in financial technology, retail, and manufacturing sectors. Proven track record of improving performance and optimizing systems, resulting in significant value creation ranging from US$1,000 to US$1 million. Hands-on experience in full software development lifecycle. Hired, trained, and supported a team of 4-6 software engineers.

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