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Dominik Finkbeiner
Verified Expert in Engineering
Software Developer
Munich, Bavaria, Germany
Toptal member since May 2, 2022
Bio
Dominik is a technological leader and product engineer with more than ten years of experience. He has a strong background in CI/CD, DevOps, and creating extraordinary end-user-centric products. Dominik has helped accelerate the cloud transformation at SAP by scaling CI/CD for more than 20,000 developers. He is a passionate team leader, speaker, coach, and mentor.
Portfolio
4Fahrt
React, Next.js, React Native, Node.js, TypeScript, Propel ORM, Prisma...
Next Jump Inc.
Go, SQL, Microsoft SQL Server, REST APIs, Email, ETL, API Integration...
SAP
Node.js, JavaScript, TypeScript, Angular, AngularJS, React, Kubernetes, Go...
Experience
- Linux - 10 years
- Node.js - 10 years
- Agile Software Development - 10 years
- TypeScript - 7 years
- API Integration - 7 years
- Full-stack - 7 years
- Go - 3 years
- Kubernetes - 3 years
Work Experience
CTO
2023 - PRESENT
4Fahrt
- Developed an invoicing extension for the existing platform, streamlining and automating the entire invoicing process to maximize efficiency.
- Integrated a cloud accounting software to automate the synchronization of invoice vouchers, simplifying collaboration with the client's tax consultant.
- Developed an industry-specific, lightweight CRM tool designed to streamline sales efforts and facilitate structured analysis of sales activities.
Technologies: React, Next.js, React Native, Node.js, TypeScript, Propel ORM, Prisma, Kubernetes, Mobile, API Integration, Tailwind CSS
Go Developer
2022 - 2023
Next Jump Inc.
- Migrated legacy payment and sales tracking infrastructure from Java/Python to Go, successfully decommissioning the outdated Java landscape and achieving cost savings.
- Rebuilt the marketing newsletter generator, incorporating parallel processing to substantially decrease the sending time by efficiently utilizing multiple computing resources, thereby enhancing scalability.
- Automated the synchronization process of affiliate metadata, covering commission terms and the latest affiliate tracking URL, thereby safeguarding the client's ability to earn commissions by preventing broken links in their eCommerce platform.
Technologies: Go, SQL, Microsoft SQL Server, REST APIs, Email, ETL, API Integration, Legacy Code, Acceptance Testing, Docker, Linux, Monorepos, GraphQL, Parallels Business Automation
Tech Lead | CI/CD Infrastructure
2020 - 2022
SAP
- Led an InnerSource project for CI/CD toolchain instantiation to streamline the technology stacks across different products and foster contributions across team boundaries.
- Designed the project’s architecture following the principles of cloud native development (Kubernetes operator pattern) to build a resilient and scalable platform.
- Established the project’s DevOps process using a GitOps approach to reduce the lead time for changes and mitigate human error.
Technologies: Node.js, JavaScript, TypeScript, Angular, AngularJS, React, Kubernetes, Go, Prometheus, Sentry, Grafana, Express.js, API Integration, Docker, Operator SDK, Full-stack Development, CI/CD Pipelines, OAuth 2, REST APIs, APIs, JSON, HTML, SQL, CSS, Back-end, MySQL, PostgreSQL, MongoDB, NestJS
Senior Product Manager
2018 - 2022
SAP
- Defined the vision and the mission of the team and coaches team members.
- Spoke at internal conferences to foster the adoption of central tools by sharing the vision and latest innovations of the department.
- Designed a developer portal to accelerate the adoption of central CI/CD services, which reduced the setup time of product standard-compliant CI/CD pipelines from a week down to 10 minutes.
- Established a central monitoring solution to measure the performance and failure rates of CI/CD pipelines caused by central tools or IT infrastructure errors, which helped speed up pipeline runtimes and reliability.
- Built a cross-functional development team by hiring new employees and freelancers.
Technologies: Jira, GitHub, Scrum, Agile Software Development, User-centered Development (UCD), User Experience (UX), CI/CD Pipelines
Senior Software Engineer
2012 - 2019
SAP
- Established and operated a monitoring solution for development tools that helped improve overall tool availability by 10% through transparency and automated alerts.
- Developed an internal ChatOps platform based on Slack to automate DevOps and administrative tasks following a microservice architecture so developers across the company can decentrally extend it.
- Established and operated a containerized DevOps platform to reduce administrative overhead and infrastructure costs.
- Developed a smart caching and prefetching middleware to improve the UX of a web-based application by speeding up page load time by a factor of 100.
- Created tools to ensure productivity, FOSS license compliance, security, and quality for the software development process at SAP.
Technologies: Node.js, TypeScript, React, Angular, REST, Slack API, Docker, JavaScript, Full-stack Development, CI/CD Pipelines, OAuth 2, APIs, JSON, HTML, SQL, CSS, Back-end, MySQL, PostgreSQL, MongoDB, Slack App, Jest, REST APIs, JSON REST APIs, GraphQL
IT Consultant and Web Developer
2012 - 2017
Freelance
- Developed a research tool to measure the emotional competency of children for the Faculty of Psychology, University of Landau.
- Created and published mobile games for Android and iOS.
- Built web apps, web pages, and webshops for clients.
Technologies: Node.js, PHP, Angular, React, Mobile, Android, iOS, Full-stack Development, Firebase, CI/CD Pipelines, REST APIs, APIs, JSON, HTML, SQL, CSS, Unity, C#, Back-end, MySQL, PostgreSQL, MongoDB, Front-end, Front-end Development
Project History
Coach+ Sports Club App
Created a mobile application to manage local sports clubs. An NGO provided seed funding. I was the CTO, and I was in charge of developing the back end and front end of a full-stack app as well as a native app for Android.
Education
2015 - 2017
Master's Degree in Computer Science
Hochschule Karlsruhe - Karlsruhe, Germany
2012 - 2015
Bachelor's Degree in Computer Science
DHBW Karlsruhe - Karlsruhe, Germany
Skills
Libraries/APIs
Node.js, React, Slack API, REST APIs
Tools
Slack, GitHub, Sentry, Grafana, Jira, Prisma
Languages
JavaScript, TypeScript, HTML, Go, CSS, C#, SQL, GraphQL, PHP, Java
Frameworks
OAuth 2, Express.js, Unity, AngularJS, NestJS, Jest, Next.js, Angular, React Native, Tailwind CSS
Paradigms
Agile Software Development, REST, Scrum, ETL, Acceptance Testing
Platforms
Linux, Mobile, Android, MacOS, Kubernetes, Firebase, Docker, iOS
Storage
MongoDB, JSON, MySQL, PostgreSQL, Microsoft SQL Server, Propel ORM
Other
Software Architecture, API Integration, Full-stack, Back-end, APIs, CI/CD Pipelines, OAuth, Full-stack Development, Slack App, JSON REST APIs, Front-end, Front-end Development, Prometheus, User Experience (UX), Operator SDK, Monorepos, User-centered Development (UCD), Email, Legacy Code, Parallels Business Automation
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