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Barry HennessyBH

Barry Hennessy

Software Engineer. Golang. Architecture.

€800/day
Berlin, DE
8-15 years

Average response time: 1 hour

About Barry

I help discover requirements for tricky technical problems, design architectural solutions and develop them into reliable software.

My experience has ranged from designing the architecture for, and building, high performance microservices in startups to leading and mentoring a team to develop payment systems for a billion dollar international firm. I’m keen to design simple scalable solutions for complex technical projects and to work with teams to deliver high quality solutions.
  • English

    Native or bilingual

  • German

    Conversational

Remote only
Primarily works remotely

Experience

  • barryhennessy.com
    Owner/Software Engineer
    May 2018 - Today (8 years and 1 month)
    Berlin, Germany
    I help software teams discover requirements for tricky technical problems, design architectural solutions and develop them into reliable software. My experience has ranged from designing the architecture for, and building, high performance microservices in startups to leading and mentoring a team to develop payment systems for a billion dollar international firm. I'm keen to design simple scalable solutions for complex technical projects and to work with teams to deliver high quality solutions. Don't hesitate to contact me if you need backend services designed, developed and deployed. Functional. Reliable. Simple. Performant. Those are my watch-words, in order.
  • The Pending
    Software Engineering Consultant
    CONSULTING AND AUDITS
    October 2021 - July 2022 (9 months)
    Berlin, Germany
    Advising the business owner on topics including post MVP development options and software team requirements. Auditing codebase and development practices. Plotting a route forward for future development work.
    software architect Consulting
  • Zalando Lounge
    Software Engineer
    E-COMMERCE
    September 2019 - March 2022 (2 years and 6 months)
    Berlin, Germany
    Discovery of technical and business requirements
    Designing system architecture for complex, and developing user requirements
    High performance event driven microservice development with Golang
    Mentoring engineers; encouraging good code review, effective testing and driving pragmatic choices
    GO PostgreSQL Event-driven architecture software architect Microservices Kubernetes REST API Test driven development kafka

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Education

  • MSc Computer Science
    University College Dublin
    2010
    MSc Computer Science
  • Bachelor of Science
    University College Dublin
    2009
    Bachelor of Engineering Science (BSc), Computer and Electrical Engineering

Skill set (23)

Categories