A strategically-driven engineer with over 17 years of experience, I’ve meticulously crafted a career that spans software development in automation, leadership roles, and mentoring. My journey reflects a consistent pursuit of innovation, technical excellence, and impactful leadership.

πŸ“§ Email: renl@protonmail.com 🌐 GitHub: https://github.com/renl

Work Experience

TVS Digital

Senior Software Engineer & Tech Lead | Feb 2021 – Present

  • Architected a serverless application framework, ensuring optimal scalability and cost efficiency.
  • System architect for scalable payment collection and loan origination systems, now adopted across multiple global regions.
  • Designed an SMS microservice, handling over 10,000 daily messages.
  • Led a talented team of software engineers and QA professionals in the fintech domain, fostering collaboration and driving innovation.
  • Onboarded applications into a multi-account AWS Landing Zone environment, to ring-fence different clients.


Senior Software Engineer | Feb 2020 – Feb 2021

  • Commissioned AGVs in Jurong Island, leading to increased client acquisitions.
  • Led discovery of client business processes related to AGV usage in order to drive adoption.
  • Designed and prototyped solutions to address business process requirements of clients to utilize AGV.
  • Mentored the Singapore software team, bridging knowledge gaps with a remote Russian team.


Senior Programme Manager | Aug 2019 – Feb 2020

  • Joined Certis to explore opportunities in security tech solutions.
  • Pioneered the migration of Certis projects into AWS Landing Zone.
  • Developed a face recognition app, enhancing security and operational efficiency.
  • Spearheaded digitization and ops-tech integration, including tender proposal creation.
  • Decided to transition after organizational changes and to proactively steer my career direction.

ST Engineering

Project Lead | Nov 2011 – Aug 2019

  • From concept to live trials, developed and deployed a robotics wheelchair for Changi airport within 6 months.
  • Winner of the Sparkathon and technical architect for the Convoying Robotics Wheelchair (Folo) Fleet.
  • Applied the Scrum framework, ensuring agile and efficient project delivery.

Leica Microsystems

R&D Engineer | Mar 2010 – Nov 2011

  • Drove product quality, achieving a significant reduction in reliability issues.
  • Developed PCB circuits and firmware tasks, enhancing product functionality.

Well Industries

Project Manager | Dec 2007 – Mar 2010

  • Managed service support for Shell’s Ethylene Cracker Complex, ensuring timely and efficient project delivery.

TECH Semiconductor (Micron)

Probe Test Engineer | Sep 2005 – Dec 2007

  • Developed functional and parametric tests for DRAMs, ensuring product quality.
  • Successfully migrated test software across platforms, ensuring continuity.


  • Naval Postgraduate School

    • Master of Science in Systems Engineering | 2014 – 2015
  • National University of Singapore

    • Master of Science in Electrical Engineering | 2009 – 2010
    • Bachelor of Eng. in Electrical and Computer Engineering | 2001 – 2005
  • Management Development Institute of Singapore

    • Graduate Diploma in Business and Finance | 2008 – 2009


  • Scrum Master (NICF)
  • Design Thinking (LUMA)
  • System Engineering (NPS)
  • Lean 6 Sigma (SMU Academy)
  • Cloud Platform/Serverless
  • Project Management
  • Web/Mobile Development

Personal Projects

  • Virtual reality exercise game (Oculus Experience)

    • Utilized: Unity, Blender, Oculus
  • Link wrapper for Link Analytics and URL Shortener (aelper.com)

    • Utilized: React, NodeJS, AWS (Cognito, Lambda, DynamoDB)
  • StudyGleam - AI Essay Grading Tool (studygleam.com)

    • An innovative tool leveraging AI to grade essays, providing instant feedback and enhancing the learning experience.

Skills & Tools

  • Cloud Platforms: AWS, GCP
  • DevOps: Serverless Framework, Terraform, Docker, CloudFlare, Git, Gitlab CICD
  • Languages: NodeJS, Typescript, Kotlin, C/C++, C#, Python, Go, Rust, Elixir, Clojure
  • Databases: SQL, Sequelize, SQLAlchemy
  • Frameworks: React, React-Native, VueJS, ROS, Unity3D
  • Others: Confluence, Jira, Twilio, AutoDesk Fusion 360

Notable Events & Demonstrations

  • Ho Ching: Robotics convoy concept demo at ST Engineering-NTU Corporate Lab. Demo to Ho Ching
  • Teo Chee Hean: AR glasses integrated with a robotics convoy wheelchair concept demo at ST Engineering-NTU Corporate Lab. Demo to Teo Chee Hean
  • Dr. Lam Pin Min: Robotics convoy Wheeltek proof of concept demo at SATs Innovation Center. Demo to Lam Pin Min
  • S. Iswaran: Presentation on innovation projects at ST Engineering Open Innovation Lab. Demo to Iswaran
  • Khaw Boon Wan: Robotic wheelchair convoy demo at Marina Bay Sands Convention Center during the ASEAN Transport Ministers meeting. Demo to khaw boon wan