Senior Software
Developer

BIGSTAR2024

Ashiya City, Hyogo Prefecture

© 2022 BigStar. All Rights Reserved

HIRE ME!

INTRODUCE

Say Hi from BigStar, Senior Software Developer

"Where Technology Meets the Sky"

I design and code beautifully simple things and

i love what i do.

Just simple like that!

0+

YEARS OF

EXPERIENCE

0+

projects completed on

5 countries

PROJECT COMPLETED ON

15 COUNTRIES

ABOUT

Every great developer begin with
an even better story

Every great design begin with an even better story

SENIOR Software DEVELOPER with over 10 years of experience in the software development industry.

With a keen attention to detail and a strong drive for innovation, my expertise has become a trusted source for delivering sophisticated, scalable, and efficient solutions to intricate challenges. Equipped with a wide range of programming languages, frameworks, and tools, I am capable of constructing robust systems from the ground up, seamlessly integrating front-end and back-end components, and optimizing performance to provide an exceptional user experience.

I'm committed to building enduring, productive partnerships with my clients, underpinned by a steadfast dedication to delivering top-quality work within stipulated deadlines.

My motto is 'To contribute to your business as much as possible!'.

⦿ I think the purpose is to "promote and grow your business", not just "make it".

⦿ I will respond flexibly to any unclear specifications or designs based on communication with customers.

⦿ I will take full responsibility for modifications after delivery and respond in a friendly and courteous manner.

⦿ I will be a reliable partner that leads to customer success.

⦿ I am ready to respond immediately if you contact me, so I look forward to your interest.

Thank you very much for your interest.

Since beginning my journey as a freelance

designer nearly 8 years ago, I've done remote

work for agencies, consulted for startups, and

collaborated with talented people to create

digital products for both business and

consumer use. I'm quietly confident, naturally

curious, and perpetually working on improving

my chopsone design problem at a time.

RESUME

Education & Experience

2021/09 – 2023/11

Senior Software Developer

Tier-Line

🚩 Collaborated with cross-functional teams to design and implement software solutions.

🚩 Developed and maintained full-stack web applications using the MERN stack.

🚩 Implemented authentication and authorization mechanisms for secure user access.

🚩 Implemented RESTful APIs for seamless integration and efficient data retrieval and manipulation between front-end and back-end systems.

🚩 I took part in developing a multilingual chatbot to assist customers in both Japanese and English that required advanced natural language processing (NLP) using Python libraries such as spaCy.

🚩Collaborated with project managers to select ambitious, but realistic coding milestones on pre-release software project development.
🚩Integrated constructive programs into cohesive product.

2017/05 – 2021/08

Junior Software Developer

SIAN

🚩 Designed and developed Python-based various automation tools.

🚩Worked on both front-end and back-end components of web applications.

🚩 Assisted in the development of a data-driven web application using Python and the Flask framework.

🚩 Gained experience in agile software development methodologies and project management tools.

2012/07 – 2017/04

Front-end Developer

SIAN

🚩 I contributed significantly to the development of a sophisticated e-commerce marketplace for a prominent Japanese client by using the MERN stack to build a scalable platform capable of handling millions of users and products. I also integrated a variety of Japanese payment methods, incorporated a user-friendly React-based front-end.

🚩 Utilized Git and GitHub for version control and collaborated with team members on codebase management.

🚩 Real-time Analytics Dashboard: I led the development of a real-time analytics dashboard for another client, utilizing MERN stack technologies. The dashboard provided critical insights for monitoring website traffic and user behavior, helping the client make data-driven decisions for their Japanese market expansion.

🚩 For clients looking to improve their visibility in Japanese search engines, I worked on SEO optimization projects, addressing specific Japanese keyword research, content localization, and search engine ranking factors.

2009-2023

Bachelor of Business Administration (BBA)
Bachelor Of Computer Science (BCS)

 Konan University

SERVICES

My Specializations

• Web Development

I build various system and sites with MERN, Python, Django and CMS.

28 Projects

• Software Development

I developed automation tools with Python, Selenium, OpenCV, OCR, Django, ChatGPT and Machine Learning

43 Projects

• SEO/Marketing Tool Development

I build various Shopping Tool such as automatic listing, scraping tools, inventory link system, management tool and etc, on Amazon, eBay, Base, Wowma, Taobao, Tmall and 1688 etc by using Python, Selenium, various API and etc.

70 Projects

SKILLS

My Advantages

99%

Python

99%

Python

99%

Python

99%

Selenium

99%

Selenium

99%

Selenium

97%

Django

97%

Django

97%

Django

99%

MERN

99%

MERN

99%

MERN

96%

Building Sites

96%

Building Sites

96%

Building Sites

99%

BlockChain

99%

BlockChain

99%

BlockChain

95%

CMS

95%

CMS

95%

CMS

95%

System

95%

System

95%

System

PORTFOLIO

Previous Project

Python

Stable Diffusion

AI Image Generation By Stable Diffusion

Python

Lewis Portfolio Framer Template

Python

OCR

Data analysis

Game Data Analysis Automation Tool

Python

OCR

Data analysis

Bureau - Architecture Studio Website

WordPress

PHP

Building WordPress sites

WordPress

PHP

Moonex Wordpress Theme

Shopify

PHP

SEO

Building Shopify Sites

Shopify

PHP

SEO

Bureau - Architecture Studio Website

React

Vue

Gasp

React, Gasp Sites

React

Vue

Gasp

Bureau - Architecture Studio Website

PHP

React

CMS

LP, Studio, Webflow

PHP

React

CMS

Bureau - Architecture Studio Website

Pytorch

Python

Flask

Auto Masking API

Flask

Selenium

Automation listing tool

Flask

Selenium

Moonex Wordpress Theme

Python

Machine Learning

Identification of sound sources in images using machine learning.

Python

Machine Learning

Hinterland - Real Estate Site Redesign

MySQL

Python

Extraction Special Data from PDF file.

MySQL

Lewis Portfolio Framer Template

Ochanokonet

CSS

Building EC Site by Ochanokonet

Ochanokonet

Lewis Portfolio Framer Template

TypeScript

MERN

Development Management System

TypeScript

Lewis Portfolio Framer Template

Python

ChatGPT

AI

AI ChatBOT

Python

ChatGPT

AI

Bureau - Architecture Studio Website

Webflow

React

Vue

Education system for KiIDS

Webflow

React

Vue

Bureau - Architecture Studio Website

MQL4

Django

Python

Metatrader

MQL4

Django

Python

Bureau - Architecture Studio Website

Python

Taobao API

1688 API

Products Info Scraping Tool in Taobao, Tmall and 1688

Python

Taobao API

1688 API

Bureau - Architecture Studio Website

Python

Amazon SPAPI

React

Amazon Automated Listing System

Python

Amazon SPAPI

React

Bureau - Architecture Studio Website

VBA

EXCEL

Payroll Management System

VBA

EXCEL

Moonex Wordpress Theme

TESTOMONIAL

Trusted By Hundred Clients

Eiken Kitaro

CEO of lki-iko Co., Ltd.

“BigStar - A Developer with the creativity, professional and

master of code. Much more than what i'm expect. High

quality product & flexiable price. Recommended!.”

Project

1

/

3

PRICING

My Pricing

Basic

Small budget

$20

/ hour

Data Scraping

Bot development

Simple Software Development

Data analysis

Work in business days, no weekend.

Support 6 months

PICK THIS PACKAGE

Basic

Small budget

$20

/ hour

Data Scraping

Bot development

Simple Software Development

Data analysis

Work in business days, no weekend.

Support 6 months

PICK THIS PACKAGE

PREMIUM

High budget

$30

/ hour

System Development

Shopping Service Automation Tool Development

Complex Software Development

Large Scale Data Scraping

Work With Bothweekend.

Support 12 months

Your Project Always Be Priority

Customer Care Gifts

PICK THIS PACKAGE

PREMIUM

High budget

$30

/ hour

System Development

Shopping Service Automation Tool Development

Complex Software Development

Large Scale Data Scraping

Work With Bothweekend.

Support 12 months

Your Project Always Be Priority

Customer Care Gifts

PICK THIS PACKAGE

Don't find any package match with your plan!

Want to setup a new tailor-made package for only you?. Contact Us

CONTACT

Let's Work Together!

kawanoaiyuki@gmail.com