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劉昆鳴
Software Engineer
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劉昆鳴

Software Engineer
Seasoned Full Stack Software Developer with 8+ years experience in Information System and the Blockchain industry. Solid software engineering experiences using multiple languages and infrastructures including NodeJS, Typescript, and Golang, as well as AWS. Well recognized for relentless problem solving skills and strong leadership. Led a team of 5 engineers developing an information security SaaS product to ensure timely and high quality delivery that meet internal and external stakeholders requirement.
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CoolBitX
Logo of the organization.
大同大學
Taipei, Taiwan

Professional Background

  • Current status
    Employed
    Not open to opportunities
  • Profession
    Back-end Engineer
  • Fields
  • Work experience
    6-10 years (4-6 years relevant)
  • Management
    I've had experience in managing 1-5 people
  • Skills
    Java
    Android
    ReactNative
    JavaScript
    Redux
    React
    Golang
    Solidity
    AWS
    TypeScript
    GraphQL
    NodeJS
  • Languages
    English
    Beginner
  • Highest level of education
    Bachelor

Job search preferences

  • Desired job type
    Full-time
    Interested in working remotely
  • Desired positions
    Software Engineer / Backend Engineer
  • Desired work locations
    Taiwan
  • Freelance
    Part-time freelancer

Work Experience

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Software Engineer

CoolBitX
Full-time
Dec 2019 - Sep 2022
2 yrs 10 mos
Taipei City, Taiwan
- Provided guidance and led 5 developers, and coordinated all development work in a timely manner. - Worked closely with the Project Manager, UI/UX Designer, and QA Engineer in ensuring project success. - Managed technical development that is in line with our established architecture, technical designs, and development standards. - Developed and maintained an auditing system on exchange users via TypeScript, GraphQL, Apollo Federation, AWS ECS Fargate for account managers to review. - Designed and developed Restful APIs for exchanges to comply with the travel rules via TypeScript, Middy, AWS API Gateway, SQS, Lambda, Dynamodb. - Designed and delivered a SaaS product that integrates multiple travel rule protocols, KYT(Know Your Transaction), and sanction screening services via Golang, Gin, GORM, PostgreSQL, React, TypeScript, Docker, AWS API Gateway, Lambda, RDS. - Developed and maintained IaC(Infrastructure as Code) by AWS CDK to quickly replicate infrastructure between multiple environments. - Developed and maintained CI/CD workflow by GitHub Actions and AWS Codebuild.
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Android Engineer

CoolBitX
Full-time
May 2018 - Dec 2019
1 yr 8 mos
Taipei City, Taiwan
- Developed and maintained CoolWallet applications for Android using Java. - Developed and maintained cross-platform components for Android and iOS using React native, Redux Saga. - Planned and implemented code that integrated third-party exchange APIs(Changelly, Shapeshift). - Designed and implemented systems for WalletConnect and ERC20 tokens creation protocols.

Android Developer

Aug 2017 - May 2018
10 mos
Taipei City, Taiwan
- Developed and maintained internal applications for data storage using Java - Implemented an APP lock that prevents an operator from closing the APP and keeps the APP activated permanently. - Designed and developed an application to enhance the data search efficiency via barcode scanning using Java, Retrofit, Greendao.
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Software Engineer

Kinpo Electronics
Full-time
Oct 2012 - Mar 2016
3 yrs 6 mos
New Taipei City, Taiwan
- Developed and maintained internal ERP system using PL-SQL, Oracle Form, Oracle Report. - Designed and developed ERP supplemental applications for data visualization using Java. - SOP preparation for the ERP supplemental applications and educated users on using the ERP supplemental applications. - Provided troubleshooting to help users solve any problems with the ERP related applications.

Education

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Bachelor’s Degree
資訊工程系
2007 - 2011

Licenses & Certifications

Amazon
Credential ID: NFN4KH8D2NV1QGWH
Expires May 2024