Available to hire
Professional full-stack web developer with hands-on freelance experience building responsive, user-centered web applications and admin tools. Strong JavaScript background (React, Node.js) and practical experience designing secure auth flows, role-based access, and data dashboards that help clients make product and marketing decisions. Bilingual (English/Japanese) communicator used to client-facing roles and delivering projects end-to-end.
Skills
Language
English
Fluent
Japanese
Fluent
Work Experience
Freelance Developer at Self-employed / Freelance
January 1, 2024 - PresentBuilt secure authentication flows (JWT + OAuth), role-based admin panels, and prototype payment integration. Prioritized maintainability and performance with modular code, well-documented APIs, and lazy loading/code-splitting to reduce bundle size. Engaged directly with clients for scoping, estimates, demos, handover docs, and post-launch support.
Managed Service Specialist at LRN CORP
August 31, 2025 - October 10, 2025Provided bilingual Tier 1 support for a SaaS e-learning product, resolving customer issues via phone and online channels. Led client data migration projects including HRIS integrations and platform setup; created documentation and presentations to support client adoption and onboarding.
Technical Support Specialist at Cognizant (Client: DocuSign)
July 31, 2023 - October 10, 2025Delivered proactive/reactive support for DocuSign customers and internal teams; resolved advanced technical issues, managed escalations, and identified bugs for product improvements. Facilitated clear bilingual communication with customers in English and Japanese.
Helpdesk at Hitachi ICT Business Services Ltd
July 31, 2022 - October 10, 2025Provided 1st/2nd line IT support via phone, email, remote; managed device lifecycle and deployments using ServiceNow; authored SOPs and rollout communications to reduce escalations; supported with tools like BigFix, GlobalProtect, and Office 365.
Freelance Developer at Self-employed / Freelance
January 1, 2024 - PresentBuilt secure authentication flows (JWT + OAuth), role-based admin panels, and payment integration prototypes. Focused on maintainability and performance: modular code structure, documented APIs, lazy loading and code splitting to reduce bundle size. Client-facing responsibilities included scoping, estimates, demos, handover documentation and post-launch support. Actively upskilling through daily coding practice, side projects, and online courses to deepen knowledge in modern patterns (advanced React, testing, CI/CD and deployment).
Migration Manager at LRN CORP
August 1, 2025 - October 10, 2025Provided Tier 1 bilingual (English/Japanese) support for a SaaS-based e-learning product, ensuring effective issue resolution via phone and online channels. Led client data migration projects including HRIS integrations and platform setup, while creating documentation and presentations to support client adoption. Enhanced skills in communication, project management, and collaboration, with a proven ability to work independently and deliver client-focused solutions.
Technical Support Specialist at Cognizant (Client: DocuSign)
July 1, 2023 - October 10, 2025Delivered proactive and reactive support for DocuSign customers and internal teams, resolving technical issues, addressing subscription inquiries, and completing advanced troubleshooting tasks. Managed escalated cases from internal teams, ensuring timely resolution of customer-reported product issues. Identified bugs and product improvement opportunities, reporting high-impact findings to enhance customer experience. Facilitated clear communication between DocuSign and customers, including translation and support in both English and Japanese.
Helpdesk at Hitachi ICT Business Services Ltd
July 1, 2022 - October 10, 2025Delivered 1st/2nd-line IT support (phone, email, remote, onsite) using ServiceNow, ensuring SLA compliance while managing device lifecycle (PC/iPhone provisioning, deployments, troubleshooting). Produced SOPs, manuals, and rollout communications for software/Windows updates, reducing escalations, and enhanced expertise with tools (BigFix, GlobalProtect, Office 365) to boost service efficiency.
Freelance Developer at Self-employed
January 1, 2024 - PresentBuilt secure authentication flows (JWT + OAuth), role-based admin panels, and payment integration prototypes. Focused on maintainability and performance: modular code structure, documented APIs, lazy loading and code splitting to reduce bundle size. Client-facing responsibilities included scoping, estimates, demos, handover documentation and post-launch support. Actively upskilling through daily coding practice, focused side-projects and online courses to deepen knowledge in modern patterns (advanced React, testing, CI/CD and deployment). Visible learning record via public GitHub repos and portfolio entries documenting technical experiments and small production deployments.
Migration Manager at LRN Corp
August 1, 2025 - October 10, 2025Led client data migration projects as Migration Manager, including HRIS integrations and platform setup, while creating documentation and presentations to support client adoption. Enhanced skills in communication, project management, and collaboration, with proven ability to work independently and deliver client-focused solutions.
Technical Support Specialist at Cognizant (Client: DocuSign)
July 1, 2023 - October 10, 2025Delivered proactive and reactive support for DocuSign customers and internal teams, resolving technical issues, addressing subscription inquiries, and completing advanced troubleshooting tasks. Managed escalated cases from internal teams, ensuring timely resolution of customer-reported product issues. Identified bugs and product improvement opportunities, reporting high-impact findings to enhance customer experience. Facilitated clear communication between DocuSign and customers, including translation and support in both English and Japanese.
Helpdesk at Hitachi ICT Business Services Ltd
July 1, 2022 - October 10, 2025Delivered 1st/2nd-line IT support (phone, email, remote, onsite) using ServiceNow, ensuring SLA compliance while managing device lifecycle (PC/iPhone provisioning, deployments, troubleshooting). Produced SOPs, manuals, and rollout communications for software/Windows updates, reducing escalations, and enhanced expertise with tools (BigFix, GlobalProtect, Office 365) to boost service efficiency.
Freelance Developer at Freelance
January 1, 2024 - PresentBuilt secure authentication flows (JWT + OAuth), role‑based admin panels, and payment integration prototypes. Focused on maintainability and performance: modular code structure, documented APIs, lazy loading and code splitting to reduce bundle size. Client‑facing responsibilities included scoping, estimates, demos, handover documentation and post‑launch support.
Managed Service Specialist at LRN Corp
August 1, 2025 - October 10, 2025Provided Tier 1 bilingual (English/Japanese) support for a SaaS‑based e‑learning product, ensuring effective issue resolution via phone and online channels. Led client data migration projects as Migration Manager, including HRIS integrations and platform setup, while creating documentation and presentations to support client adoption.
Technical Support Specialist at Cognizant
July 1, 2023 - October 10, 2025Delivered proactive and reactive support for DocuSign customers and internal teams, resolving technical issues, addressing subscription inquiries, and completing advanced troubleshooting tasks. Managed escalated cases from internal teams, ensuring timely resolution of customer‑reported product issues. Facilitated clear communication between DocuSign and customers, including translation and support in both English and Japanese.
Helpdesk at Hitachi ICT Business Services Ltd
July 1, 2022 - October 10, 2025Delivered 1st/2nd‑line IT support (phone, email, remote, onsite) using ServiceNow, ensuring SLA compliance while managing device lifecycle (PC/iPhone provisioning, deployments, troubleshooting). Produced SOPs, manuals, and rollout communications for software/Windows updates, reducing escalations, and enhanced expertise with tools (BigFix, GlobalProtect, Office 365) to boost service efficiency.
Freelance Developer at Self-employed / Freelance
January 1, 2024 - PresentBuilt secure authentication flows (JWT + OAuth), role-based admin panels, and payment integration prototypes. Focused on maintainability and performance: modular code structure, well-documented APIs, and lazy loading to reduce bundle size. Managed client-facing responsibilities including scoping, estimates, demos, handover documentation, and post‑launch support. Continuously upskilling through daily coding practice, side projects, and online courses to deepen knowledge in modern patterns (advanced React, testing, CI/CD, and deployment).
Migration Manager at LRN Corp (Managed Service Specialist)
August 1, 2025 - October 11, 2025Led client data migration projects including HRIS integrations and platform setup. Created documentation and presentations to support client adoption. Provided bilingual English/Japanese support and collaborated with cross-functional teams to ensure smooth migration and onboarding.
Technical Support Specialist at Cognizant (Client: DocuSign)
July 1, 2023 - October 11, 2025Delivered proactive and reactive support for DocuSign customers and internal teams, resolving technical issues, addressing subscription inquiries, and completing advanced troubleshooting tasks. Managed escalated cases, identifying bugs and product improvement opportunities, and communicating findings to stakeholders. Facilitated clear communication between DocuSign and customers in English and Japanese.
Helpdesk Analyst at Hitachi ICT Business Services Ltd
July 1, 2022 - October 11, 2025Delivered 1st/2nd-line IT support (phone, email, remote, onsite) using ServiceNow, ensuring SLA compliance while managing device lifecycle. Produced SOPs and rollout communications for software/Windows updates, reducing escalations, and enhanced expertise with tools (BigFix, GlobalProtect, Office 365) to boost service efficiency.
Freelance Developer
January 1, 2024 - PresentBuilt secure authentication flows (JWT + OAuth), role-based admin panels, and payment integration prototypes. Focused on maintainability and performance: modular code structure, documented APIs, lazy loading and code splitting to reduce bundle size. Client-facing responsibilities: scoping, estimates, demos, handover documentation and post-launch support.
Migration Manager at LRN CORP
August 1, 2025 - October 22, 2025Led client data migration projects as Migration Manager, including HRIS integrations and platform setup, while creating documentation and presentations to support client adoption.
Technical Support Specialist at Cognizant (Client: DocuSign)
July 1, 2023 - October 22, 2025Delivered proactive and reactive support for DocuSign customers and internal teams, resolving technical issues, addressing subscription inquiries, and completing advanced troubleshooting tasks. Managed escalated cases and reported high‑impact product issues; facilitated bilingual support (English/Japanese).
Helpdesk at Hitachi ICT Business Services Ltd
July 1, 2022 - October 22, 2025Delivered 1st/2nd-line IT support using ServiceNow, ensured SLA compliance while managing device lifecycle; produced SOPs, manuals, and rollout communications for software/Windows updates.
Education
Bachelor's degree in Business and Management at University of Portsmouth (UK)
January 1, 2015 - December 31, 2018Bachelor's degree in Business and Management at University of Portsmouth
January 1, 2015 - January 1, 2018Bachelor's Degree in Business and Management at University of Portsmouth
January 1, 2015 - January 1, 2018Bachelor's degree in Business and Management at University of Portsmouth
January 1, 2015 - January 1, 2018Bachelor's degree in Business and Management at University of Portsmouth (UK)
January 1, 2015 - January 1, 2018Bachelor's Degree in Business and Management at University of Portsmouth
January 1, 2015 - January 1, 2018Qualifications
Industry Experience
Software & Internet, Media & Entertainment, Education, Professional Services
Skills
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