Lorenz Nimmervoll

Lorenz Nimmervoll

Dedicated to AWS and aspiring to be an exceptional developer.

Profile

Date of birth:
18.10.2000
Nationality:
Austrian
Email:
office@nimmervoll.work
Address:
Forstnerweg 12
4112. St. Gotthard
Austria

Education

Linzer Technikum
2015 - 2020
High school diploma in information technology

AWS Certifications 

Solutions Architect - Associate
Aug. 2022
Developer - Associate
July 2022
Cloud Practitioner
May 2022
Professional Experience

Head of Cloud Operations at GrowthSquare GmbH

  - Full-time
Jun. 2023 - Present

I'm playing a leading role in developing user-friendly software for business planning, performance, and leadership.

Key responsibilities and achievements include:

  • Engineered multi-tenant SaaS platform for enterprise strategy, performance, and leadership.
  • Established efficient Monorepo and selected optimal tech stack.
  • Implemented CI/CD with GitHub Actions for seamless deployment.
  • Integrated SSO with AWS Cognito for enhanced security.
  • Conducted rigorous testing using Vitest and Cypress.
  • Leveraged CloudWatch and X-Ray for robust tracing.

Cloud Engineer at hae.sh GmbH

  - Full-time
Sept. 2021 - May 2023

At hae.sh, I've worked as a Cloud Engineer on a SaaS product that provides bulletproof assurance for internal control systems. I was in charge of designing and implementing a scalable and efficient cloud-based solution.

Some of my key contributions included:

  • Developing and maintaining AWS Infrastructure as Code with AWS CDK, ensuring consistent deployment of resources across different environments.
  • Setting up an infrastructure CI/CD system using CDK Pipelines, enabling automated deployments and ensuring consistent and reliable infrastructure changes.
  • Building GitHub Actions for Pull Requests that create an emphemeral AWS environment used to run integration tests against.
  • Architected the core data stream processing and control execution systems, ensuring optimal performance and scalability.
  • Implemented multi-tenancy and authorization with support for SSO, ensuring a seamless user experience.
  • Designed and modeled DynamoDB tables with Single-Table-Design, optimizing for query performance and minimizing costs.
  • Developed AWS Lambda-based microservices and API endpoints in Typescript

Fullstack Developer at LUCI GmbH

  - Freelance
Jan. 2021 - Aug. 2021
  • Worked on LUCI. A SaaS communication platform for nursing homes.
  • It includes a React-Native mobile app, a React admin dashboard, and a React tenant management tool.
  • Supported by a multi-tenancy backend built on AWS using Infrastructure as Code and AWS CDK. Based on AWS Lambda, DynamoDB, and AWS Cognito.
  • Created the entire MVP, briefed the newly hired team on the architecture and the implementation.
  • Visit luciapp.de

Freelancer

Jul. 2019 - Present
  • Development of various cloud applications on AWS
  • Conducted projects
Skills
Amazon Web Services
  • Comprehensive understanding of core services and concepts
  • Familiar with best practices of the well-architected framework
  • Extensive experience of serverless services and common design patterns
  • Proficient in infrastructure automation with AWS CDK
  • Hands on experience developing highly scalable applications
  • Deep understanding of DynamoDB using single-table design
AWS Certified Solutions Architect Associate
Score: 962/1000
18. August 2022
AWS Certified Developer Associate
Score: 910/1000
1. July 2022
AWS Certified Cloud Practitioner
Score: 865/1000
27. April 2022
Frontend Development
  • React: Vite, Gatsby
  • Mantine
  • Tanstack Query
  • React-Native, Expo
  • Chakra
  • yup
  • TailwindCSS
  • Formik
  • zod
Backend Development
  • Node.js
  • REST
  • aws-lambda-powertools
  • OpenAPI
  • Stripe (Payments, Invoicing)
  • tRPC
  • Orval
  • lambda-api
  • zod
Tooling
  • Yarn Workspaces
  • ESLint
  • GitHub Actions
  • Vitest
  • projen
  • Prettier
  • Maizzle
  • Cypress
  • Jest
  • Docker
  • Handlebars
  • Turborepo
Projects

To be announced

Jul 2022 - Present

AWS
AWS API-Gateway
AWS CDK
AWS Cloudfront
AWS Cognito
AWS DynamoDB
AWS Lambda
AWS Opensearch
AWS S3
AWS SES
AWS Step Functions
Maizzle
Mantine UI
OpenAPI v3
Orval
React/Vite.js
Stripe
TailwindCSS
TanStack Query v4
Typescript
yarn workspaces

BGL Prestige

A golf booking platform for organizations
Oct 2021 - Mar 2022

An innovative web application that allows you to easily book golf tee times at over 35+ golf clubs.

It includes a fully functional booking system as well as support for employee sub-accounts. Members receive an exclusive personalized member card that entitles them to benefits such as free training sessions with golf professionals.

Visit bgl-prestige.com
AWS
AWS API-Gateway
AWS CDK
AWS Cognito
AWS DynamoDB
AWS Lambda
AWS S3 & Cloudfront
AWS SES
React/Gatsby.js
TailwindCSS
Typescript
yarn
yup

3D-Printed LED Projects

Published under open-source licenses on thingiverse.com
Jun 2018 - Jul 2020

Over the years, I've published a number of 3D-printing projects, with a particular emphasis on LED decoration using embedded addressable LED strips inside custom 3d-printed parts. I've also developed custom software for controlling the LEDs.

  • A forked webserver running on an esp8266 that controls the LEDs
    • A webserver with a responsive UI
    • Control brightness, colors and patterns
    • Over 30+ pre-built patterns
    • Support for Amazon Alexa
    View on GitHub (347 ⭐)
  • A C# application that analyzes system audio and streams it to the microcontroller(s)View on GitHub (55 ⭐)
Published projects on Thingiverse (sorted by likes):
Stats from 06.03.2023

View on Thingiverse
Autodesk Fusion 350
C++
ESP8266
FDM 3D-Printing
MQTT
UDP
WS2812B