Brian J. Leow Professional Headshot

Software Developer

Brian Jia Jun Leow

Expert in API development and database management, delivering high-quality, efficient software solutions.

Adept at solving complex challenges and optimising system performance. Proven track record in leading teams and integrating with external partners in the banking and payment sectors.

Core Technology Focus

NodejsExpressMongoDBJavaPostgreSQLKubernetesDocker

Volunteer Experience

UCD Greenacre Sustainability Hub

Green Acre Volunteer Team Member

Sep 2025 - Present

  • Implemented sustainable waste management practices by assisting in the construction and organization of new, custom-built compost facilities.
  • Enhanced trail safety and longevity by clearing existing weed growth, laying down cardboard as a natural barrier, and applying mulch to maintain accessibility and prevent future overgrowth.
  • Facilitated event execution and closure by assisting with prop staging and lighting setup, followed by efficient post-event cleanup and site restoration.

Professional Experience

T05 Technologies Sdn Bhd

Software Developer, Backend Development

Jan 2023 - July 2025

  • Defined comprehensive project scopes through detailed database structure designs, then planned and allocated work based on the project timelines.
  • Led and facilitated project meetings to address issues, monitor progress, and ensure timely completion.
  • Acted as the team liaison during discussions with external developers, ensuring seamless system integration and requirement finalisation.
  • Evaluated team performance and code quality throughout the project lifecycles.

Hitachi Ebworx Sdn Bhd

Associate Technical Service Engineer, Database Department

Aug 2020 - Dec 2022

  • Analysed system performance by identifying processes with high resource consumption and implemented solutions to improve efficiency.
  • Identified performance bottlenecks in database activities by analysing reports and implementing solutions to optimise processing times.
  • Developed tools to track and measure database performance across various versions, ensuring system optimisation.

Application Engineer, Credit Management Banking Applications

Mar 2019 - Aug 2020

  • Contributed to the improvement of banking application functionalities by designing and developing software enhancements.
  • Successfully managed project transitions from testing phases to production environments, ensuring smooth implementation both onsite and remotely.
  • Played a key role in identifying and resolving client and developer issues related to APIs and system configurations, ensuring project quality and user satisfaction.

Projects

Technical Skills & Competencies

Core Backend & Programming Languages

AngularJS (basic)C#C++CSSExpressHTMLJavaJavaScriptMQTTNodejsPHP (basic)ProcessingReact (basic)React-native (basic)SQLSwift 2.0X86 Assembly (basic)jQuery

Database Systems

MongoDBMySQLPostgreSQLRobo 3TSQLDeveloper

DevOps, Monitoring & Collaboration

BasecampDockerGitGitlabJiraKubernetesMobaXtermPostmanTeamGantt

Frameworks & Tools

.NET FrameworkMVC FrameworkSpring Boot Framework (basic)Apache MavenArduinoEclipseIntelliJMicrosoft Visual StudioNetBeansOdooVisual Studio CodeXCTUXcode

Operating Systems

Windows 10/11macOS

Spoken Languages

MalayMandarin ChineseNative English

Education

University College Dublin Logo

University College Dublin

Masters of Science in Project Management

Expected to Graduate: September 2026

Sheffield Hallam University Logo

Sheffield Hallam University

Bachelor of Engineering with Honours in Software Engineering

Second Class Honours (1st Division) (2018)

What Others Say

Profile picture of Hazrien Nazman

"Brian is a genuinely great and incredibly knowledgeable colleague. He possesses a remarkable ability to not just identify problems, but to strategize and find effective solutions. What truly sets him apart is his unwavering persistence; he will dedicate himself entirely to a challenge and will not stop until he finds the right solution, ensuring the task is completed to the highest standard."

Hazrien Nazman

IoT Product Manager

Ex-Colleague

Profile picture of Raghad Habayeb

"Brian is a wonderful team member, considerate, supportive, and an active listener. I had the pleasure of working with him on a group assignments and case studies, where his dedication truly stood out. He is never lazy and always strives to find the best solutions and well-thought-out answers. Brian quickly became the person I would go to for advice, especially when our group faced challenges. He constantly encouraged everyone, helped ease tensions, and reminded us to give each other grace when things did not go as planned. Every team needs a Brian, someone who lifts others up, keeps the group focused, and creates a space where everyone feels valued and respected."

Raghad Habayeb

Planning and Quality Assurance Engineer

Coursemate

Contact & Demo

Get In Touch

Backend Demo Showcase

Explore different aspects of my backend expertise, from real-time data integration and caching to fundamental security implementation.

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