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Arnold (Dipl. ing. (fh)) Abraham

Senior Full Stack Developer – Full Stack Focus

Arnold Abraham
Wermelskirchen, Germany

Experience

Jan 2025 - Jun 2025
6 months

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Endress+Hauser GmbH+Co. KG

  • Took over architecture and development responsibility for a scalable web platform (Angular 18 / NestJS / AWS)
  • Designed and implemented a zero-downtime CI/CD pipeline to ensure uninterrupted deployments
  • Planned and migrated existing legacy features using feature toggles
  • Result: Successful platform modernization and a noticeably faster development pace
Oct 2023 - Jun 2024
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Senior Full Stack Developer – Full Stack Focus

SICK AG

  • Architected scalable cloud solutions on AWS to support industrial applications
  • Migrated monolithic systems to a robust microservices architecture
  • Built automated CI/CD pipelines to speed up secure deployments
  • Result: Reduced release cycles and significantly improved operational reliability
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Senior Full Stack Developer – Frontend Focus

RTL - Cologne Broadcasting Center (via Actcon IT Solutions)

  • Designed and developed a framework-agnostic video editing tool for the web
  • Scaled the live streaming infrastructure to ensure a highly available platform
  • Set up end-to-end testing and quality monitoring to secure critical deployments
  • Result: Reduced downtime and sustainably increased platform stability for continuous operations
Nov 2022 - Aug 2023
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Senior Full Stack Developer – Backend Focus

RTL - Cologne Broadcasting Center (via Job-Active GmbH)

  • Built a scalable music streaming backend using Node.js, Kubernetes, and AWS
  • Optimized GraphQL endpoints to improve system performance and efficiency
  • Implemented system-wide monitoring with Grafana and Kibana for real-time oversight
  • Result: Improved scalability and enhanced user experience of the streaming service
Jul 2019 - Aug 2020
1 year 2 months

Master Developer Software Applications

AVL Emission Test Systems GmbH

  • Architected and developed scalable software solutions (Angular, .NET Core, C#)
  • Migrated to modular microservices
  • Developed industrial SPAs (AVL Vita, ChargeMonitor)
Oct 2017 - Aug 2019
1 year 11 months

Hardware and Firmware Developer

AVL Emission Test Systems GmbH

  • Developed embedded firmware (C8051) and backend systems (Node.js, Linux ARM)

Summary

Senior Full Stack Web Engineer with 10 years of experience in developing and scaling complex web and cloud solutions. Specialist in greenfield projects, architecture redesigns, cloud-native CI/CD systems, and highly available microservice platforms. I focus on pragmatic and scalable solutions. Technical author and instructor with a passion for software.

Skills

  • Programming Languages: Typescript, Javascript, C#, Python, Html5, Css3/sass
  • Frameworks & Platforms: Angular, Nestjs, Node.js, .Net Core, React, Vue.js
  • Cloud/devops: Aws, Azure, Kubernetes, Docker, Terraform, Microservices, Ci/cd
  • Testing & Quality: Jest, Jasmine, Xunit, Playwright, Cypress, Solid, Clean Code, Tdd, Refactoring
  • Methods & Leadership: Scrum, Kanban, Safe, Okr, Agile Coaching

Languages

German
Advanced
English
Advanced

Education

Aug 2014 - Aug 2017

Westsächsische Hochschule Zwickau

Dipl.-Ing. (FH) Electrical Engineering · Electrical Engineering · Zwickau, Germany

Aug 2012 - Aug 2014

Technische Hochschule Köln

Undergraduate studies in Engineering · Engineering · Cologne, Germany

Certifications & licenses

TOEIC C1

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