Joonas Lehtimäki
Software SRE DevOps Engineer Consultant, Founder at jlehtimaki Consulting
Espoo, Finland
Summary
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Rockstar🎓
Top SchoolJoonas Lehtimäki is a seasoned DevOps/SRE engineer and founder with 15+ years of experience building infrastructure from bare-metal data centers to cloud-native and blockchain platforms. He combines deep Kubernetes, Terraform, AWS/GCP and Go expertise with hands-on SRE practices, having led platform builds, training programs, and production operations for clients across banking, telecom, government and web3. As a co-founder and core DevOps lead he’s built and scaled a Kubernetes platform to 15 million users and owned full-stack infrastructure for Cosmos projects like Archway, producing open-source tooling adopted by others. Extensively certified (CKA, multiple AWS certs, RHCE), he now focuses on AI-assisted engineering—shipping an AI-powered CLI and integrating AI into automation workflows—to accelerate delivery and observability. Fast to ramp, pragmatic, and comfortable taking end-to-end ownership, he thrives in small teams where quick decisions and clear communication matter.
8 years of coding experience
11 years of employment as a software developer
Bachelor of Applied Science (B.A.Sc.), Information Technology, Bachelor of Applied Science (B.A.Sc.), Information Technology at Metropolia Ammattikorkeakoulu - Espoo Metropolia University of Applied Sciences
English, Finnish
Stackoverflow
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Github Skills (66)
metadata10
build-automation10
continuous-delivery10
monorepository10
monorepo10
continuous-integration10
docker10
evm10
ethereum10
build-pipelines10
cosmwasm10
golang9
dryrun9
cosmos-sdk9
blockchain9
Programming languages (13)
Github contributions (5)
warden-protocol/warden-exporter
Apr 2024 - Dec 2025
Prometheus Exporter for Warden Protocol
Contributions:8 reviews, 47 PRs, 60 pushes in 1 year 7 months
prometheus-exporter
archway-network/networks
Feb 2023 - Jan 2024
Registry of archway public networks
Contributions:171 reviews, 151 PRs, 146 pushes in 11 months
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