Robert Siket

Available to hire

I am a dynamic Senior Full Stack Developer with over 20 years of experience building robust, high-performance applications across diverse technologies.

About

I am a dynamic Senior Full Stack Developer with over 20 years of experience building robust, high-performance applications across diverse technologies. I specialize in front-end frameworks like Angular and back-end solutions using Spring Boot, and I thrive on crafting scalable microservices and containerized deployments with Docker and Kubernetes.

I am committed to reliability and continuous improvement through DevOps practices, automated testing, and AI-assisted development. I enjoy solving complex problems in fast-paced environments and delivering impactful solutions.

  • 25 years' experience
  • Joined July 2025

Industry experience

  • Software & Internet
  • Telecommunications
  • Financial Services
  • Media & Entertainment
  • Professional Services
  • Computers & Electronics

Work experience· 16 roles

Senior Lead Java Developer · Deutsche Telekom HungaryAug 2025 – Sep 2025 · 2 mos

Architected and developed a scalable microservices-based system using Java, Spring Boot, and Hibernate; built an event-driven architecture with Apache Kafka and IBM MQ for reliable asynchronous communication; implemented secure RESTful APIs for seamless integration; integrated Elasticsearch for real-time search and analytics; pioneered AI agent integration into the SDLC using the Spring AI framework; led frontend SPA development with Angular and created a reusable component library via Angular Material; established a CI/CD pipeline with GitLab CI and automated testing to improve release frequency and reliability.

Senior Lead Java Developer · Deutsche Telekom HungaryAug 2025 – Sep 2025 · 2 mos

Backend & Architecture: Architected and developed a scalable microservices-based system using Java, Spring Boot, and Hibernate; implemented event-driven communication with Apache Kafka and IBM MQ; built secure RESTful APIs; integrated Elasticsearch for real-time search; explored AI agent integration in the SDLC with Spring AI. Frontend: delivered maintainable SPAs with Angular and created a reusable Angular Material component library. DevOps & QA: established a GitLab CI/CD pipeline and advanced automated testing to improve release frequency and reliability.

Senior Full Stack Developer · EdetekJun 2025 – Jul 2025 · 2 mos

Engineered a secure, API-driven web application featuring a modern, responsive user interface using Angular. Streamlined the Software Development Lifecycle (SDLC) through the introduction of AI agents within a Java environment. Developed RESTful APIs enabling seamless integration with third-party services, enhancing functionality. Implemented DevOps practices and automated deployments to improve system reliability and operational efficiency. Architected microservices-based systems to enhance modularity and scalability. Increased code coverage through automated testing, established CI/CD pipelines, integrated multiple third-party APIs, and created reusable Angular Material component libraries.

Senior Lead Java Developer · Deutsche Telekom HungaryApr 2022 – Jul 2025 · 3 yrs 4 mos
Senior Lead Java Developer · VentocomFeb 2019 – Jul 2025 · 6 yrs 6 mos
Senior Lead Java Developer · VentocomFeb 2019 – Sep 2025 · 6 yrs 8 mos
Senior Lead Java Developer · VentocomFeb 2019 – Sep 2025 · 6 yrs 8 mos
Senior Lead Java Developer · Epam - UBSFeb 2017 – Jul 2025 · 8 yrs 6 mos

Education· 8

Advanced Diploma in Software Development · Csepel Muszaki Szakkozep es Szakmunkaskepzo Iskola1997 – 1999
Technical College · Verebély László Technikum1991 – 1996
Advanced Diploma in Software Development · Csepel Műszaki Szakközépiskola Szakmunkásképző Iskola1997 – 1999
Technical College · Verebély László Technikum1991 – 1996

Certifications and awards

Grammar School1983 – 1991

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