Backend Developer

Stockholm, Sweden May. 2018 - Mar. 2019（11 months） TPH Marketplace AB is a startup company, which developed and ran a marketplace special to vintage stuffs (clothes, accessories and so on). Full Stack Software Developer 

- At first time I joined as Back-end developer. And then I maintained and developed the front-end system. 

- Technology: AWS, Linux, Golang, Nginx, MongoDB, React, Redux

- Project: Master data management system for KDDI (6 years 2 months) 
  Process: Analyze - Design - Coding - Testing - Maintenance 
  Technology: Windows XP, Windows 7, Linux, Java, Tomcat, PostgreSQL, Oracle 10g, Maven 
  Description: KDDI has developed a payment solution where the customers can pay for their web shopping on their telephone bill. I came in early in the process of developing the system, first as a tester and doing programming to a lesser degree. Later taking on the full development process from analysis to development and test. 

- Project: Internal information system for NTT (3 months) 
  Process: Maintenance 
  Technology: Windows XP, Linux, Java, shell, Tomcat, LDAP 
  Description: I helped improve an internal mail and workflow system by gathering requirements from the employees and fixing bugs. 

- Project: IT case management system for NRI (6 months) 
  Process: Design - Coding - Testing 
  Technology: Windows XP, Java, Struts, JBoss, EJB 3.0, JSF, Oracle 10g 
  Description: NRI is a big system integrations company. I worked on an internal project management and budget system. I entered in the project after analysis was done and taking part in the full development process. 

- Project: Adult guardian registration system for MINISTRY OF JUSTICE (7 months) 
  Process: Design - Coding - Testing 
  Technology: Windows XP, Java, Struts, EJB 3.0, Oracle 10g 
  Description: I came in after initial analysis was done. The system helped digitize the formerly completely paper based process of finding adult guardians. A challenge was that the forms had to match up perfectly with the old forms.

- Project: Real estate brokerage business progress management system for TOKEN CORPORATION (3 months) 
  Process: Analyze - Design - Coding - Testing 
  Technology: Windows 2003, AS/400, Windows XP, Java, WebSphere, Tomcat, Struts, Oracle 10g, DB2 
  Description: TOKEN CORPORATION works as house and apartment broker. The system matches up house owners and tenants. I helped the client replacing their legacy AS/400 terminal system with a new web based one. I toke part in the development process from requirements gathering to development. 

- Project: Construction progress business management system for TOKEN CORPORATION (7 months) 
  Process: Analyze - Design - Coding - Testing 
  Technology: Windows 2003, AS/400, Windows XP, Java, WebSphere, Tomcat, Struts, Oracle 8, Oracle 10g, DB2 
  Description: TOKEN CORPORATION also constructs apartments and houses. For this they used a legacy planning and progress system. My role was to develop the replacing web based system. I toke part in whole process from analysis to testing. 

- Project: Manufacturing process monitoring system for TOYOTA (1 months) 
  Process: Coding 
  Technology: Windows XP, Java, Tomcat, Struts, PostgreSQL 
  Description: I helped finalize a monitoring system used in TOYOTA's factory. 

- Project: Group auto insurance system for TOYOTA (6 months) 
  Process: Coding 
  Technology: Windows 2000, Java, WebSphere, Tomcat, Struts, Oracle 9i 
  Description: The insurance system is used for TOYOTA's employees. The system tracked the contract status of the employees. I development from existing requirements. 

- Project: Rent mediation system for TOKEN CORPORATION (2 months) 
  Process: Design - Coding 
  Technology: Windows 2003, VB.net, Oracle 10g 
  Description: The system let people search for available apartments on a public web site. My role was to develop the part that securely exchanged messages between the web site and TOKEN's internal system. 

- Project: Rent total system for TOKEN CORPORATION (3 months) 
  Process: Analyze - Design - Coding 
  Technology: Windows 2003, AS/400, Java, Tomcat, DB2 
  Description: The system was a rent collection and administration system. I worked on the part for late payments. 

- Project: Internal audit system for TOKEN CORPORATION (5 months) 
  Process: Analyze - Design - Coding - Testing 
  Technology: Windows 2003, ASP, Excel VBA, SQL Server 
  Description: I worked on a web based internal revision and auditing system. The system included functionality to import excel sheets of data. I took part in the full development process from requirements gathering to development and testing.

Operated and maintained SEN's web system.

DKS was the preparatory school for the students that wanted to enter the university.

- Operated and maintained internal information system and main system. 

- Developed and maintained personalized learning material printing system.

Teach Japanese.