marius@homs.dev mobile: +62 889 8732 8994
Nationality: Dutch # Marius Homs *Senior full-stack software engineer | DevOps & AI enthusiast* ## Professional Summary Marius is a seasoned IT professional with 26 years of diverse experience in the technology sector, including 15 years of focused expertise as a software engineer. His career is distinguished by: - Comprehensive technical knowledge spanning full-stack development, DevOps, and automated testing - A unique blend of software engineering skills and broader IT management experience - Strong communication skills and approachable personality - Ability to bridge technical and business perspectives - Customer-oriented approach and pragmatic problem-solving - Track record of improving development processes and team dynamics - Commitment to continuous learning and self-improvement With a Bachelor's degree in Information and Communication Technology and multiple professional certifications, Marius brings a rare combination of technical proficiency, broad IT industry insight, and well-honed soft skills that make him an invaluable asset to any development team. ## Core Competencies - **Technical Skills:** Java (EE), Angular, REST, TypeScript, Python, Spring Boot, Jenkins, Git, GitHub Actions, Maven, Databases, SQL, Cypress, JUnit, Mockito, Jest, Linux, Windows - **Soft Skills:** Communication, team collaboration, process improvement, proactive, customer-oriented, problem-solving, positive, accurate - **Methodologies:** Scrum, Kanban, DevOps practices - **Languages:** Dutch (native), English (fluent) ## Professional Experience ### Sabbatical | Freelance | *2024/08 - 2025/06* During this period, Marius combined personal development and travel with delving into exciting projects and new technologies, particularly focusing on AI and full-stack development. Check [gaindalf.co.in](https://gaindalf.co.in) and [designyour.email](https://designyour.email) - Developed "gAIndalf", an AI-driven chat and X-bot , gaining experience in AI integrations and bot development. - Worked on a full-stack email marketing tool, strengthening expertise in modern web application architectures. - Built a Forex trading bot utilizing the metaapi.cloud API for real-time data and transactions. - Created an analysis tool to convert Forex trading signals into a trading strategy. *Keywords: Python, Java, Spring Boot, Angular, ChatGPT API, Cursor, REST, SQL, JavaScript, TypeScript, PostgreSQL, Docker-Compose, GitHub Actions, Nginx, VPS, AI, Debian* ### Senior Software Engineer | Dutch Tax Office (via Pancompany) | *2022/08 - 2024/07* Contributed to modernizing critical tax systems while fostering a culture of continuous improvement and knowledge sharing. - Developed robust REST services and SOAP service clients, integrating legacy systems with a modern frontend - Built a responsive Angular frontend using Material Design and custom components - Implemented and championed automated testing practices, including Robot Framework for API and E2E tests - Mentored a junior developer and test automation engineers, elevating team capabilities - Optimized CI/CD pipelines and Jira workflows, enhancing team productivity - Explored Red Hat OpenShift capabilities *Keywords: Java (8/EE), Angular 16, TypeScript, Jenkins, SonarQube, Bitbucket, Maven, Oracle, DB2, JUnit, Mockito, Jest, Robot Framework, OpenShift, Podman, IBM WebSphere/Liberty, RHEL, IntelliJ IDEA, Scrum, Kanban* ### Software Engineer | Spotler Netherlands | *2018/06 - 2022/07* Played an important role in modernizing legacy systems and improving development processes in a fast-paced marketing technology environment. - Developed robust REST services, integrating legacy systems with a modern frontend - Built a responsive Angular frontend using Bootstrap and custom components - Optimized CI/CD pipelines and Jira workflows, enhancing team productivity - Spearheaded the adoption of E2E testing with Cypress, significantly improving product quality - Initiated and drove the much-needed end-of-life process for legacy systems - Developed a POC with Elastic Stack for enhanced logging and monitoring capabilities - Streamlined 2nd line support processes, improving customer satisfaction *Keywords: Java 8, Dropwizard, Angular, TypeScript, Cypress, Docker-Compose, Jenkins, SonarQube, Gitlab, MariaDB, Maven, JUnit, Mockito, Jest, Elastic Stack(FileBeat, Logstash, Elasticsearch and Kibana), Ubuntu, Debian, IntelliJ IDEA, Scrum, Kanban* ### Senior Java Developer | Ministry of Public Health and Sports (via CGI) | *2016/02 - 2018/05* Leveraged technical expertise to enhance case management systems while advocating for improved software development practices. - Developed custom IBM Case Manager operations in Java, providing specific business logic for the client - Built IBM Case Manager widgets in Dojo Toolkit, enhancing user experience - Authored an advisory report on Secure Software Development (SSD), elevating the organization's security posture - Refactored a complex maintenance module, significantly improving code quality and maintainability *Keywords: Java, JavaScript, Dojo, IBM FileNet P8, IBM Case Manager 5.2, IBM Websphere 8.5, Windows Server, MS SQL Server, Eclipse, Scrum* ### Senior Java Developer | European Patent Office (via CGI) | *2015/05 - 2016/01* - Managed and maintained EMC Documentum environment - Created a QR code service for PDFs using Apache Camel - Optimized a PDF to TIFF transformation service for improved resource efficiency *Keywords: Java 7, Maven, SVN, JUnit, XML, REST, Apache Camel, Apache PDFBox, Documentum 6.7, JBoss, RHEL, Eclipse* ### IT Manager/All-round Administrative Employee | Rendant | *2012/10 - 2014/12* - Managed digital electricity meter operations - Produced advance bills and final accounts for 150 companies - Maintained and managed Mitel platform, Quintum modems, and VOIP infrastructure - Configured and managed routers and switches for customers and provided second-line support *Keywords: Windows, Excel, Mitel, HP, Quintum, Kamstrup* ### Web Developer/Owner | Dius Webapplications | *2012/05 - 2012/09* - Designed and developed booking system with website for a vacation home - Developed scheduling system for employees of a catering company - Created custom ordering application replacing a fax system for a catering company - Designed and developed custom webshop for a tapas catering service *Keywords: PHP, HTML, CSS, JavaScript, MySQL, Adobe Photoshop* ### Coordinator Information Systems | Flowercouncil of Holland | *2009/07 - 2012/04* - Managed entire IT environment and supervised SaaS migration - Halved IT budget while maintaining service quality - Application management SuperOffice and MS Dynamics Navision - Improved processes and acted as primary contact for external partners - Contract-, SLA- en license management *Keywords: Management, SuperOffice, MS Dynamics Navision, Windows, iPhone* ### Technical Application Manager | Leiden University Medical Center | *2007/01 - 2009/06* - Managed healthcare applications within a Citrix environment - Successfully implemented and managed several web-based healthcare applications - Developed a planning tool for implementing new plugins (VB.NET graduation project) - Improved and standardized application management processes *Keywords: Windows, Citrix, Mirador (framework), IIS, VB.NET, VBScript, MS SharePoint, MS Project, MSI, Topdesk* ### Analyst Programmer | Avery Dennison Roll Materials Europe | *2002/10 - 2006/12* Marius quickly established himself as a high-potential employee, becoming a key figure in the team responsible for production and logistics systems. - Developed new features in Cognos Powerhouse and OpenVMS - Led multiple large-scale implementations across European factories - Provided 24/7 production software support and managed releases - Led 4 on- and offshore developers - Created technical designs and performed technical and functional testing *Keywords: OpenVMS, Cognos Powerhouse, Oracle RDB, MS Access, MS Enterprise Project Management, Windows, Lotus Notes* ### Network & Infrastructure Engineer | Avery Dennison Graphics Division Europe | *2001/09 - 2002/09* - Managed Novell 4.11 systems, networks and telephony across 3 locations - Supervised Windows 98 to XP upgrade for 170 PCs *Keywords: Windows, Lotus Notes, Novell, Cisco* ### PC Support Employee | Avery Dennison Graphics Division Europe | *2000/09 - 2001/08* Provided second-line support for workstations, printers, and telephones. *Keywords: Windows, Lotus Notes, Novell, Compaq, Palm, Nokia, HP* ## ## Education & Certifications - Red Hat OpenShift Developer II: Building Kubernetes Applications (2023) - Red Hat OpenShift Development I: Introduction to Containers with Podman (2023) - Secure Programming (2017) - Oracle Certified Expert Java EE 6 Enterprise Java Beans (2017, certificate) - Oracle Certified Expert Java EE 6 Web Components Developer (2017, certificate) - IBM FileNet Content Manager 5.0: Java API Programming (2016) - IBM FileNet Content Manager 5.2: System Implementation and Administration (2015) - Oracle Certified Professional Java SE 7 Programmer (2015, certificate) - Oracle Certified Associate Java SE 7 Programmer (2015, certificate) - Object-oriented programming in Java 2, Open University (2014, certificate) - Object-oriented programming in Java 1, Open University (2014, certificate) - Bachelor of Information and Communication Technology (2009) - ITIL Foundation (2006, certificate) - Prince2 Foundation (2004, certificate) - Visual Basic 6 Foundation (2003) - Powerhouse Advanced part 1 & 2 (2003) - Powerhouse Basic (2002) - Introduction to Oracle RDB and Oracle RDB for the DBA (2002) - The Hague University part-time (2002 - 2006) - Microsoft Certified Systems Engineer (2002, certificate) - Microsoft Networking Essentials (2000, certificate) - The Hague University full-time (1998 - 2000) ## Personal Characteristics Creative, fast learner, communicative, eager to learn, flexible, motivated, can motivate others, team player, independent, result-oriented, analytical, friendly, enthusiastic, helpful, concerned, stress resistant, leadership skills, own opinion, experience in multinational company, no 9-to-5 mentality, likes to help and think along, loyal, eye for detail ## Personal Interests - Spending time with my wife and 3 kids - Traveling and experiencing new cultures - Spring Boot, microservices, Python, AI and machine learning - Reading, mostly non-fiction - Learning to play guitar - Watching movies and series ## Additional Information - **Date of Birth:** December 5, 1980 - **Available From:** mid-July 2025 - **Location:** Leiden, the Netherlands - **Willing to Relocate:** No - **Open to Remote Work:** Yes please