Oliver B.

Senior Software Architect

Remscheid, Germany

Experience

Jan 2025 - Present
11 months

Senior Software Architect

private Project

  • Designed blockchain-based learning platform with event-driven architecture, integrating RESTful APIs for personalized learning paths.
  • Developed scalable microservices using Java, Python, and React in Kubernetes, enabling real-time data processing.
  • Implemented smart contracts (Solidity) for secure course purchases and mentor engagement.
  • Led AI-supported matching system (DecisionTreeRegressor) to optimize learning recommendations.
Sep 2023 - Feb 2025
1 year 6 months

Production Monitoring

private Project

  • Led the transformation of monolithic Java applications to a microservices architecture in Azure/Kubernetes using Spring Boot and TDD, increasing scalability by 25%.
Nov 2022 - Sep 2023
11 months

Life Insurance Platform

IBM

  • Designed and extended a Java- and Spring Boot-based platform in IBM Cloud with DB2, introducing new functionalities.
Aug 2022 - Mar 2023
8 months

PowerBI Modernization

private Project

  • Restructured the existing Power BI landscape by creating and maintaining database views in MSSQL and BigQuery.
Jul 2022 - Present
3 years 5 months

Senior Java Engineer

The NextGen GmbH

  • Transformed monolithic Java applications to microservices in Azure/Kubernetes, increasing scalability by 25%.
  • Built Spring Boot applications in cloud-native environments, reducing deployment times by 30%.
  • Optimized Power BI and BigQuery analytics, improving decision accuracy by 30%.
Dec 2021 - Aug 2022
9 months

Blockchain Java API

IBM

  • Designed and implemented a blockchain interface using Java in a CI/CD environment for power plant controls, improving data exchange efficiency by 40% and enhancing operational reliability.
Sep 2020 - Nov 2021
1 year 3 months

Watson AI Prediction

IBM

  • Developed and automated testing for an AI platform (Watson AI) using Selenium and Java, ensuring software quality and reducing the error rate by 25%.
Aug 2016 - Jun 2022
5 years 11 months

Application Architect

IBM

  • Designed Java-based blockchain interface for power plant controls in CI/CD, improving data exchange by 40%.
  • Developed Watson AI platform with automated testing (Selenium, Java), reducing error rates by 25%.
  • Led modernization projects in banking and telecom, enhancing reliability by 20%.
Feb 2016 - Jul 2016
6 months

Consultant Developer

binaris Informatik GmbH

  • Optimized JavaEE banking software, increasing system efficiency by 15%.
Jan 2016 - Dec 2019
4 years

Various Modernization Projects

IBM

  • Led and implemented projects in banking, telecommunications, and defense, including JavaEE platform upgrades, security enhancements, and compliance solutions, increasing software reliability and customer satisfaction by 20%.
Dec 2009 - Jan 2016
6 years 2 months

Software Engineering Manager

TOMRA Systems GmbH

  • Designed and led the development of a data science platform using Java, PostgreSQL, and BI integration, enabling predictive customer support, increasing customer satisfaction by 30%, and reducing unplanned outages by 25%.
  • Developed Java-based BI platform with PostgreSQL, improving data processing by 50%.
  • Integrated data science and ERP systems, increasing data transparency by 53%.

Summary

Senior Solution Architect with many years of experience designing cloud-native microservices, blockchain, and AI solutions using Java, Kubernetes, and agile methodologies. Expert in event-driven architectures, RESTful APIs, and DevOps, delivering scalable systems with up to 40% efficiency gains.

Languages

German
Native
English
Advanced

Education

Darmstadt University of Applied Sciences

Bachelor's Degree · Business Informatics · Darmstadt, Germany

University of Applied Sciences bfi Vienna

MBA · Digital Transformation · Vienna, Austria

proALPHA Software GmbH

IT Specialist · Application Development · Germany

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