Sebastian Wetzel
Software Engineer & Consultant
Experience
Sep 2023 - Present
1 year 11 monthsSoftware Engineer & Consultant
Freelancer
- Development of a SaaS product in the B2B sector
- AWS, NodeJS, Vue, Typescript
- Microservice architecture
- DynamoDB, Lambda, SQS, SES, EventBridge, Cognito, Serverless-Framework, REST API
- Unit tests with Jest, Mocha
- CI/CD pipeline with GitHub Actions
- Development of a SaaS product for organization management
- AWS, NodeJS, React, Next.js, Typescript
- AWS microservice architecture, event driven
- DynamoDB, Lambda, SQS, SES, EventBridge, Cognito, Typescript
- CDK, REST API
- NodeJS OpenAI API
- React/Vue unit tests with Jest, Mocha
- CI/CD pipeline with GitHub Actions
Aug 2022 - Aug 2023
1 year 1 monthChief Technology Officer (CTO)
cropspot GmbH
- Development and scaling of a trading platform for agricultural products
- AWS, NodeJS, Vue, Typescript, PHP
- Monolithic architecture, microservices
- MySQL, Laravel, DynamoDB, Lambda, REST API
- Unit tests with PHPUnit
- CI/CD pipeline with GitHub Actions
Jun 2020 - Jul 2022
2 years 2 monthsTeam Lead Software Engineering
Exporo AG
- Development of an investment platform for real estate
- AWS, NodeJS, Vue, Typescript
- Microservices, event driven, event sourcing
- DynamoDB, Lambda, SNS, SQS, EventBridge, EC2, ECS
- Ethereum blockchain
- Unit tests with Jest/Mocha
- E2E tests with Cypress
- CI/CD pipeline with GitHub Actions and CircleCI
- Personnel and technical responsibility for a team of 5–7 members
- Semi-annual staff appraisals and evaluations
- Salary and bonus determinations, promotions
- OKRs
Jan 2018 - May 2020
2 years 5 monthsFullstack Software Engineer
Exporo AG
- Development of a tool for the digitalization of internal work processes
- AWS, PHP, React, Typescript
- Monolithic architecture
- Laravel, EC2, ECS, GitLab
- Unit tests with PHPUnit
- E2E tests with Cypress
- CI/CD pipeline with CircleCI
Apr 2016 - Dec 2020
3 years 9 monthsFullstack Software Engineer
Stamp Media GmbH
- Development and maintenance of customer sites and web applications
- PHP, JavaScript, HTML, CSS, Ruby
- WordPress, Laravel, Vue, Ruby on Rails, Angular
- Server administration
Jan 2008 - Mar 2016
8 years 3 monthsWeb Developer
Freelancer
- Development and maintenance of customer sites
- PHP, JavaScript, HTML, CSS
- WordPress, Laravel, Vue
- Server administration
- SEO
Summary
Specialized in event driven microservice architecture in AWS with NodeJS, Typescript and Vue/React/Next on the frontend.
Languages
English
Advanced
German
Advanced
Education
Oct 2001 - Jun 2009
CAU Kiel
Geology · Kiel, Germany
Kyffhäuser Gymnasium
German Abitur · Germany
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