Hi, I’m
Daisuke Tagami
Lead Software Engineer – Cloud, DevSecOps & Platform Architecture
Mount Gravatt
Summary
Professional Summary
Reliable, self-motivated, and down-to-earth professional with a strong sense of responsibility and continuous improvement. Long-term competitive experience from a young age has shaped a disciplined mindset, resilience, and a willingness to take on challenges.
Known for staying calm under pressure, communicating clearly, supporting team goals, and approaching work with commitment, practicality, and consistency.
Overview
9
years of professional experience
Work History
KDDI Corporation
Cloud Platform / DevOps Engineer
01.2025 - Current
Job overview
- Designed and developed a verification system for 5G communication network equipment within a scrum-based development environment.
- Created network equipment status-check tests and communication scenarios to validate system behaviour, connectivity, and operational responses.
- Built automated testing environments using AWS, CI/CD, and DevOps practices, enabling structured test execution, log collection, and test result management.
Woven by TOYOTA
Cloud Platform / DevSecOps Engineer
10.2022 - 12.2024
Job overview
- Developed and improved DevOps environments for an automotive platform OS project within a scrum-based cloud platform development environment, including CI/CD pipeline construction, operation, and optimisation.
- Contributed to automotive SDK system development by updating software libraries to follow current technologies, improve system stability, and maintain compatibility across Linux Ubuntu, Docker, and cloud-based development environments.
- Served as a core developer for OSS security, vulnerability, and license research software, using sources such as JVN iPedia, CVE, US-CERT, and repository-level license information to support risk assessment, software supply chain compliance, traceability, technical documentation, and security-aware development. The work received positive feedback through an internal preview involving approximately 300 engineers.
Sony Global Manufacturing & Operations Corporation
Software Engineer /Software Development Lead Architect
10.2021 - 09.2022
Job overview
- Designed and developed software for real-time production data analysis and production efficiency improvement in a large-scale manufacturing factory.
- Worked with cross-functional engineers to coordinate system interfaces and conduct research and validation for automating manual production-line processes.
- Reverse-engineered existing processing logic and documented system behaviour to support redevelopment, maintainability, and technical knowledge transfer.
- Researched, designed, developed, and documented software changes required for a Linux server OS migration, supporting migration and porting while minimising impact on high-utilisation production lines.
NTT DATA Automobiligence Research Center, Ltd.
Software Supply Chain Security /Risk and Compliance Analyst
10.2021 - 03.2022
Job overview
- Supported software supply chain security, traceability, and technical quality by creating proof-of-concept scenarios and conducting research, validation, analysis, and technical reviews for SBOM/SPDX generation and application within a scrum development environment.
Panasonic
Software Engineer /Software Development Architect
02.2020 - 09.2021
Job overview
- Developed automotive embedded software, including feature additions for pedestrian and obstacle image analysis applications and multithreaded functionality for an embedded Linux-based in-vehicle GUI system.
- Played an active role in designing and developing a new industrial control application for commercial hydrogen power generation equipment, covering requirements definition, system architecture design, IoT device selection, communication protocol design, implementation support, and test application development.
Hitachi-Omron Terminal Solutions, Corp.
Software Engineer
06.2019 - 01.2020
Job overview
- Contributed to a major version upgrade of an embedded Linux-based GUI operating system for lottery ticket vending machines.
- Designed, implemented, and documented software features based on requirement specifications and UML diagrams within a waterfall development environment, including basic design documents, detailed design documents, software specifications, class diagrams, and sequence diagrams.
- Actively contributed to the design and implementation of error handling and recovery processes for terminal failures, while reverse-engineering existing processing logic and creating technical documentation to support redesign.
KOFLOC Corp.
Software Engineer / Software Architect
04.2018 - 05.2019
Job overview
- Led full-stack development as the sole software engineer for a new automated calibration application for fluid measurement equipment, controlling measurement devices, temperature chambers, and PLCs serial communication from a PC.
- Defined requirements with cross-functional engineers and delivered designs, specifications, internal applications, benchmarking tools, and technical documentation, while reverse-engineering legacy software to clarify undocumented black-box processing logic required for new application design.
Murata Machinery, Ltd.
Software Engineer
04.2017 - 03.2018
Job overview
- Developed and enhanced an embedded Linux-based GUI system for large-scale industrial machinery, while also building an software to retrieve, extract, and process data remotely uploaded from machines to servers.
- Designed, implemented, and documented software features based on requirement specifications and UML diagrams within a waterfall development environment, ensuring consistency with technical specifications, system requirements, and related design documentation.
Education
Osaka Sangyo UniversityOsaka, Japan
Associate of Science
04.2001
Osaka Electro-Communication University High SchoolOsaka, Japan
High School Diploma
04.2001
Languages
Japanese : Native
English : Intermediate
Technical Skills
Programming Languages: Python, Go, C#, C++, Bash, YAML, SQL
Frameworks & UI: Flutter, WPF
Cloud & DevOps: AWS, Docker, GitHub Actions, JFrog Artifactory, CI/CD
Security & Compliance: SBOM, SPDX, FOSSology, OSS Vulnerability Research, License Compliance
Project Tools: GitHub, JIRA, Confluence, Jama, Slack, Teams
AI-assisted Development: Claude, Cursor
Timeline
Cloud Platform / DevOps Engineer
KDDI Corporation
01.2025 - Current
Cloud Platform / DevSecOps Engineer
Woven by TOYOTA
10.2022 - 12.2024
Software Engineer /Software Development Lead Architect
Sony Global Manufacturing & Operations Corporation
10.2021 - 09.2022
Software Supply Chain Security /Risk and Compliance Analyst
NTT DATA Automobiligence Research Center, Ltd.
10.2021 - 03.2022
Software Engineer /Software Development Architect
Panasonic
02.2020 - 09.2021
Software Engineer
Hitachi-Omron Terminal Solutions, Corp.
06.2019 - 01.2020
Software Engineer / Software Architect
KOFLOC Corp.
04.2018 - 05.2019
Software Engineer
Murata Machinery, Ltd.
04.2017 - 03.2018
Osaka Sangyo University
Associate of Science
04.2001
Osaka Electro-Communication University High School
High School Diploma
04.2001