About

 
photo of Rademe Budhai


Software Engineer

About

I have over 10 years of experience in designing, building and scaling complex software systems, I possess a diverse skill set that spans both engineering and leadership roles, including team management.

English: Native
Japanese: Professional working proficiency

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Experience

Over the years

Experience

2020 - Present: Sansan

  • 2025 - Present: (Bill One) Team Manager

    As Team Manager, my responsibilities encompass the following:
     - Overseeing the scheduling of project assignments to my team members.
     - Delegating tasks to team members based on their respective skills and expertise.
     - Conducting one-on-one meetings with team members to facilitate career development, provide motivation, and offer guidance.
     - Identifying training requirements and providing opportunities for skill enhancement.
     - Monitoring team progress and maintaining comprehensive documentation of their growth and development.

    IIn parallel to my Team Manager responsibilities, I continue to serve as an Engineer.

    Stack: TypeScript、React, Kotlin, Ktor, GO, PostgreSQL, GCP (App Engine、Cloud Run、Cloud Functions、Cloud Tasks, etc)

  • 2024 - 2025: (Bill One) Team Lead

    As Team Leader, I spearheaded and released the Amazon Business integration feature.
    During this project, my responsibilities included:
     - Collaborating with the Business side to gather requirements.
     - Collaborating with Amazon Engineers to facilitate the integration of Bill One Business Card.
     - Full system design.
     - Task creation and delegation.
     - Project management, including schedule management, task prioritization, and team coordination.
     - Collaboration with QA for testing purposes.

    Stack: TypeScript、React, Kotlin, Ktor, GO, PostgreSQL, GCP (App Engine、Cloud Run、Cloud Functions、Cloud Tasks, etc)

  • 2022 - 2024: (Bill One) Product Lead

    After 2 years working on the Sansan product I moved to Bill One.
    During this time my team and I developed and released Bill One Business Card, our company’s first move towards fintech.

    As Product Lead I do the following:
     - Work with the Product Manager and Designer to determine feature specifications.
     - Collaborate with Infcurion (Xard) engineers to implement specific APIs.
     - Create and plan user stories. Determining story relationships and schedule.
     - Coordinate with QA to create test cases.
     - Estimate the total cost of our project.
     - Share specifications and clarify any misunderstandings with Engineers.

    In parallel to my Product Lead responsibilities, I continued to serve as an Engineer.
    One notable feature that I spearheaded, from planning to implementation and release, was a two-factor authentication system. This feature is used when users attempt to display sensitive card information, such as the full credit card number or verification code.

    Stack: TypeScript、React, Kotlin, Ktor, GO, PostgreSQL, GCP (App Engine、Cloud Run、Cloud Functions、Cloud Tasks, etc)

  • 2020 - 2022: (Sansan) Software Engineer

    During this time I worked on the Sansan product.
    My role here included researching and developing new features that would make the product more marketable and competitive in the global market. One big feature I worked on was to create a business card by reading the signature of an email.

    Stack: C#, ASP.NET, Postgres, AWS, Azure

2019 - 2020: HTM, Japan

  • Plan, design and develop systems from concept to finished product
  • Develop new features for existing systems
  • Maintain current systems
  • Stack: Vue.js, C#, ASP.NET, MS SQL, SignalR

2017 - 2019: Tablecross, Japan

  • Lead Mobile App Engineer
  • Overhaul the mobile apps with a new design & features
  • Analysis to improve features and increase app engagement time
  • Stack: Swift, Objective-C, Java, HTML, Sketch, Figma, Firebase and Google DataStudio

2015 - 2016: SLB Jamaica

  • First job as a new graduate
  • Performing system testing
  • Writing SQL queries to serve data and make reports
  • Stack: C#, ASP.NET, MS SQL and HTML

Projects

 

Notable Projects

Projects

Amazon Business Integration (2025)

I spearheaded and released the Amazon Business integration feature. From specification gathering, system design, schedule management and release.

View details (Japanese)

Bill One Business Card (2022)

Bill One Business Card is the first fintech product for Sansan. I was Product Lead for this project. I also designed and developed the 2-factor authentication system used when showing protected credit card information.

View details (Japanese)

Contact Inbox (2020)

The Contact Inbox feature was developed for the Sansan product. This feature creates business cards in Sansan by reading the signature of emails. I worked as an Engineer on this project.

View details (Japanese)

Tablecross Apps (2017)

Tablecross is a service where proceesds from every restaurant reservation is donated to feed children in developing countries. I redesigned the UI/UX and rebuilt their apps from the ground up.

View details (Japanese)

Vendi (Personal - 2019)

Vendi is an iOS app I built in my spare time. With Vendi you can explore a map of vending machines nearby.

View details (Unlisted)

Contact

 

Contact Me

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