Senior System Architect at greeHill Europe Kft. – Budapest | Jobyssey

Design and evolve end-to-end architecture across data ingestion, processing, storage, and delivery
Define scalable data pipelines and batch or near real-time workflows
Establish efficient data models, storage strategies, and access patterns
Design systems for large-scale data growth and high processing workloads
Define and refine cloud architecture across compute, storage, and networking
Leverage cloud-native services and support capacity planning for peak demand
Balance performance, reliability, and cost efficiency
Optimize compute, storage, and data transfer costs
Improve throughput and eliminate bottlenecks across pipelines and infrastructure
Establish standards for observability, monitoring, logging, and alerting
Improve system resilience, fault tolerance, and recovery
Support incident analysis and continuous improvement
Define architectural principles, standards, and best practices
Lead design reviews and drive consistency across systems
Ensure documentation and knowledge sharing are maintained
Collaborate with data, ML, DevOps, and product teams
Support planning, estimation, and technical decision-making
Guide implementation and act as an escalation point for complex issues

5–10+ years in system architecture, solution design, or senior engineering roles
Experience with large-scale data platforms and distributed systems
Strong cloud expertise (AWS, Azure)
Experience with batch and streaming data pipelines
Solid understanding of microservices, APIs, and event-driven architectures
Strong focus on scalability, performance, and cost optimization

Direct impact on climate adaptation and the future of cities through technology
Work on meaningful, real-world problems at the intersection of AI, sustainability, and urban tech
Join a fast-growing, international team with real freedom to shape both the product and your role
Learn, experiment, and grow with talented, curious (green-)tech experts
Develop yourself continuously with access to LinkedIn Learning and hands-on learning every day
Work 4 days a week from the office with 1 day from home for collaboration and freedom

Senior System Architect

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