Christian Loef, Back-end Developer in Leverkusen, North Rhine-Westphalia, Germany
Christian Loef

Back-end Developer in Leverkusen, North Rhine-Westphalia, Germany

Member since December 14, 2021
Christian is a senior back-end developer with six years of experience building applications for SME companies in Germany and Hong Kong. He specializes in cloud and serverless technology with a focus on AWS. Christian loves to work on applications built for users that are smooth to work with.
Christian is now available for hire

Portfolio

  • tecRacer
    JavaScript, Node.js, AWS Lambda, AWS DynamoDB, AWS API Gateway...
  • Piloteers
    AWS, AWS Lambda, AWS DynamoDB, AWS API Gateway, Amazon CloudFront CDN, AWS S3...

Experience

Location

Leverkusen, North Rhine-Westphalia, Germany

Availability

Part-time

Preferred Environment

AWS, Serverless, CDK, TypeScript, REST

The most amazing...

...technology I've learned is the AWS cloud and the related serverless solutions that you can build. No need to focus on scalability and availability anymore.

Employment

  • Cloud Consultant and Trainer

    2019 - 2020
    tecRacer
    • Tracked and fixed bugs using Jira as a reporting tool.
    • Oversaw the development process of the front and back end for multiple web applications.
    • Developed an app that helps users manage their company savings and display their pensions.
    Technologies: JavaScript, Node.js, AWS Lambda, AWS DynamoDB, AWS API Gateway, Amazon CloudFront CDN, AWS S3, Amazon Cognito, TypeScript, Python, Git, NoSQL, SQL, Amazon Web Services (AWS), AWS Amplify, Architecture, APIs, CDK, CI/CD Pipelines, Development, HTML5, AWS, Instructor-led Training (ILT), Lambda Architecture, Information Technology, CSS, Lambda Functions
  • Full-stack Developer

    2017 - 2019
    Piloteers
    • Planned and developed multiple production apps for small and medium enterprises.
    • Analyzed the customer requirements and implemented those requirements in the front- and back-end areas.
    • Commissioned and maintained software products as part of my role.
    • Created an internal tool to simplify development processes.
    Technologies: AWS, AWS Lambda, AWS DynamoDB, AWS API Gateway, Amazon CloudFront CDN, AWS S3, Amazon Cognito, Node.js, TypeScript, React, Redux, Python, SQL, NoSQL, Amazon Web Services (AWS), APIs, Architecture, CI/CD Pipelines, AWS CloudFormation, CSS, Git, HTML5, Development, Information Technology

Experience

  • Yacht Booking Platform
    https://myachts.life

    An entirely serverless platform for yacht booking.

    I was the back-end developer and planned new features based on customer requests. I also focused on the model planning for the communication with the front end.

Skills

  • Languages

    TypeScript, Python, SQL, JavaScript, CSS, HTML5
  • Paradigms

    Lambda Architecture, REST
  • Platforms

    AWS Lambda, Amazon Web Services (AWS)
  • Storage

    AWS DynamoDB, AWS S3, NoSQL
  • Other

    AWS, Serverless, AWS API Gateway, Lambda Functions, CI/CD Pipelines, APIs, CDK, Architecture, Development, Instructor-led Training (ILT), Electrical Engineering, Information Technology, IT Management
  • Tools

    Amazon CloudFront CDN, Amazon Cognito, Git, AWS CloudFormation
  • Frameworks

    Redux
  • Libraries/APIs

    Node.js, React, AWS Amplify
  • Industry Expertise

    Accounting

Education

  • Master's Degree in Information Technology and Management
    2019 - 2021
    University of Applied Sciences Wismar - Wismar, Germany
  • Bachelor's Degree in Information Technology
    2014 - 2019
    University of Applied Sciences Düsseldorf - Düsseldorf, Germany

Certifications

  • AWS Authorized Instructor
    MARCH 2020 - PRESENT
    Amazon Web Services
  • AWS Certified Developer Associate
    JANUARY 2020 - JANUARY 2023
    Amazon Web Services
  • AWS Certified Solutions Architect
    JANUARY 2020 - JANUARY 2023
    Amazon Web Services

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