yamamoto kosei
@yamamotokosei
Customer support and IT helpdesk professional skilled in troubleshooting and web technologies.
MalaysiaWhat I'm looking for
I am a customer support professional currently serving on an IT Helpdesk for IT infrastructure services, focused on fast, clear communication and efficient technical troubleshooting. I support customers daily by answering calls, resolving technical issues, and creating detailed support history reports.
Previously I worked in web development, SEO, and digital marketing as a freelance Web Director and Digital Marketer, building pages with HTML, CSS, JavaScript and PHP, creating ads and banners, and managing sales and operations for a recycling service.
I continually update my knowledge—learning new solutions and applying skills in Microsoft Office (including Excel macros), Python, SQL, Photoshop, Google Ads and other web marketing tools—to deliver dependable customer support and technical assistance.
Experience
Work history, roles, and key accomplishments
IT Helpdesk Technician
Concentrix
Aug 2024 - Present (1 year 3 months)
Provide IT helpdesk support for infrastructure services by answering customer calls, troubleshooting technical issues, and creating support history reports to resolve incidents efficiently.
IT Helpdesk Technician
iTEC Hankyu Hanshin K.K.
Nov 2023 - Jul 2024 (8 months)
Handled inbound customer support calls, diagnosed and resolved technical issues, and maintained accurate support history reports to ensure consistent service delivery.
Digital Marketer
Freelance Recycling Service
Feb 2021 - Oct 2023 (2 years 8 months)
Managed digital marketing, sales, and operations for a recycling service, driving customer acquisition through online advertising and campaign management.
Web Director
Freelance
Oct 2017 - Feb 2021 (3 years 4 months)
Delivered web development and SEO services including HTML/CSS/JavaScript/PHP development, banner design, listing ads, and macro automation to meet client requirements.
Customer Service Assistant
Bar Aria
Aug 2015 - Sep 2017 (2 years 1 month)
Provided front-of-house customer service including greeting, seating, order taking, and serving food and drinks while maintaining positive guest interactions.
Education
Degrees, certifications, and relevant coursework
Qualification Certificate for Students Achieving the Proficiency Level of Upper Secondary School
Proficiency Level Certificate, Upper Secondary Education (equivalency)
2014 - 2014
Awarded the proficiency-level certificate equivalent to upper secondary school in 2014.
Meisei High School
High School (incomplete), General Secondary Education
2012 - 2012
Attended Meisei High School from April to July 2012 before leaving school.
Meisei Junior High School
Junior High School Certificate, Lower Secondary Education
2009 - 2012
Completed junior high school education at Meisei Junior High School from April 2009 to March 2012.
Tech stack
Software and tools used professionally
Availability
Location
MalaysiaAuthorized to work in
Job categories
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