Jan Stejskal
Senior Backend Engineer
Experience
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Example Corp
Senior Backend Engineer
- Designed and implemented a distributed event-processing pipeline handling 50k events/sec with sub-10ms p99 latency
- Reduced API latency by 40% through query optimisation and strategic caching with Redis
- Led migration of legacy monolith to microservices, cutting deployment time from 2 hours to 8 minutes
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Previous Inc
Backend Engineer
- Built a gRPC service layer replacing REST endpoints, improving inter-service throughput by 3×
- Implemented automated integration test suite covering 80% of critical paths, reducing regression incidents by 60%
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Startup Labs
Junior Software Engineer
- Delivered full-stack features in Python/Django and React for a B2B SaaS platform
- Contributed to Kubernetes cluster setup and CI/CD pipeline using GitHub Actions
Skills
Languages
GoPythonTypeScriptSQL
Frameworks & Tools
gRPCRESTPostgreSQLRedisDjangoReact
Infrastructure
KubernetesDockerTerraformGitHub ActionsCloudflare
Practices
CI/CDTDDEvent-Driven ArchitectureObservabilityCode Review
Education
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Czech Technical University
MSc Computer Science
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Czech Technical University
BSc Computer Science
Certifications
AWS Solutions Architect — Associate
Amazon Web Services
Certified Kubernetes Administrator (CKA)
Cloud Native Computing Foundation