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I'm a senior backend engineer with 9+ years of experience building scalable, fault-tolerant systems and developer-friendly APIs. I focus on backend architecture, concurrency, and distributed systems using Java, Kotlin, and Spring Boot. I enjoy solving complex technical problems that directly improve user experience, reliability, and performance, and I love shaping resilient backend architectures using cloud-native tools on AWS and Kubernetes, with event-driven patterns like Kafka.…I'm a senior backend engineer with 9+ years of experience building scalable, fault-tolerant systems and developer-friendly APIs. I focus on backend architecture, concurrency, and distributed systems using Java, Kotlin, and Spring Boot. I enjoy solving complex technical problems that directly improve user experience, reliability, and performance, and I love shaping resilient backend architectures using cloud-native tools on AWS and Kubernetes, with event-driven patterns like Kafka.

user1185437

Full Stack Developer, Back-End Developer, Web Developer, +2

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I'm a senior backend engineer with 9+ years of experience building scalable, fault-tolerant systems and developer-friendly APIs. I focus on backend architecture, concurrency, and distributed systems using Java, Kotlin, and Spring Boot. I enjoy solving complex technical problems that directly improve user experience, reliability, and performance, and I love shaping resilient backend architectures using cloud-native tools on AWS and Kubernetes, with event-driven patterns like Kafka.…I'm a senior backend engineer with 9+ years of experience building scalable, fault-tolerant systems and developer-friendly APIs. I focus on backend architecture, concurrency, and distributed systems using Java, Kotlin, and Spring Boot. I enjoy solving complex technical problems that directly improve user experience, reliability, and performance, and I love shaping resilient backend architectures using cloud-native tools on AWS and Kubernetes, with event-driven patterns like Kafka.

Available to hire

I’m a senior backend engineer with 9+ years of experience building scalable, fault-tolerant systems and developer-friendly APIs. I focus on backend architecture, concurrency, and distributed systems using Java, Kotlin, and Spring Boot. I enjoy solving complex technical problems that directly improve user experience, reliability, and performance, and I love shaping resilient backend architectures using cloud-native tools on AWS and Kubernetes, with event-driven patterns like Kafka.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Dutch

Intermediate

Work Experience

Front-End Engineer (Full Stack) at J-Next

March 1, 2025 - October 13, 2025

Developed modular backend architecture with Spring Boot, Node.js, and Kotlin coroutines, powering enterprise analytics dashboards with sub-second query response times. Built domain-driven microservices, integrated with Kafka and Cassandra, and contributed to front-end dashboards.

Full Stack Developer

May 1, 2022 - Present

Led backend modernization of internal analytics tools from legacy Java EE to a Kotlin + Spring Boot microservice stack, improving system reliability and reducing API latency by 65%. Designed distributed transaction flows for fraud analytics using Kafka Streams and Cassandra, achieving near real-time anomaly detection across 20,000+ employee accounts. Implemented KPI dashboards and optimized critical data pipelines.

Full Stack Developer at Salure

April 1, 2022 - October 13, 2025

Designed and built a high-volume ETL and HR analytics platform using Spring Boot, Python FastAPI, and PostgreSQL, processing 5M+ daily records with 98% data integrity. Implemented event-driven pipelines, data validation, and CI/CD.

Software Developer at Buro CITE

July 1, 2018 - October 13, 2025

Developed secure backend modules using Java Spring Boot and Laravel, integrating Stripe and Mollie for payments. Collaborated on API design and security.

Volunteer Full Stack Engineer at Stichting Students

January 1, 2016 - October 13, 2025

Built a PHP + MySQL donation tracking system with AES encryption and automated report generation; contributed to both backend and front-end; improved data security and reporting capabilities.