Lucas Hoeltgebaum

Building and maintaining Wiipo’s fintech data platform on AWS, with a focus on Airflow/MWAA, Spark/EMR, and Terraform. Designed and shipped 20+ production DAGs for analytics, reporting, and data syncing. Built a RAG-based support chatbot and contribute to SRE, security, and infrastructure migration initiatives.

Developed robust APIs for data management and implementing NoSQL database architectures. Built scalable data pipelines using Python for high-volume data ingestion and processing. Leveraged AWS cloud services, Docker containerization, and Kubernetes orchestration to deliver enterprise-level data solutions. Collaborated with cross-functional teams to design and implement end-to-end data workflows, e

Led backend and infrastructure architecture for an early-stage startup, owning technical decisions from system design through deployment. Architected AWS infrastructure across IAM, compute, storage, and networking while leading a two-person engineering team. Balanced strategic direction with hands-on development, CI/CD, and day-to-day infrastructure operations.

Developed and maintained software solutions across diverse business domains, from requirements gathering and system design to implementation and testing. Worked closely with clients to translate business needs into technical solutions, conducted feasibility assessments, and provided technical guidance. Also supported team members and clients through training and knowledge sharing.

Created automated tests with development teams; maintained client communication and documented project impacts and changes. Identified interface and data-layer incompatibilities, communicated issues to developers, and supported troubleshooting. Assisted with error resolution, knowledge sharing, and gathering/documenting client requirements.

Opened support tickets and provided first-level customer support (phone/remote) including problem analysis, diagnosis, and resolution.
Maintained and updated the Service Center knowledge base.
Provided users with status updates and incident progress information.
Created and enhanced legacy monitoring scripts.
Performed maintenance and analysis of Windows and Linux environments.