Jari Pääkkö
Senior Backend Engineer at ŌURA
Finland
Summary
👤
Senior🎓
Top SchoolJari Pääkkö is a senior backend engineer and hands-on software architect with 18+ years of experience building cloud-native web and mobile systems, currently focused on AWS-based microservice architectures. He blends fullstack delivery, DevOps and architecture work to create reliable, testable, and evolvable systems using DDD, clean/hexagonal patterns, and strong typing. As a long-time consultant he has driven shared practices—CI/CD, developer tooling, and reliability improvements—across multiple teams and projects, improving deployment cadence and reducing flaky tests. His background includes academic research on distributed systems and product requirements at Aalto University, giving him a rare combination of rigorous theory and pragmatic engineering. Beyond professional work he built a popular Android disc golf scorecard app with 55k+ downloads, demonstrating product-minded craftsmanship and end-to-end ownership. Calm, systematic and communicative, he favors solutions that prioritize clarity, automation, and measurable business value.
11 years of coding experience
16 years of employment as a software developer
Master of Science (Technology) with distinction, Software Engineering, Distributed Systems, Master of Science (Technology) with distinction, Software Engineering, Distributed Systems at Aalto UniversityUpper Secondary Education, Upper Secondary Education at Mattlidens Gymnasium
Swedish, Finnish, English, German
Github Skills (32)
pnpm10
interoperability10
ckan-extension10
open-data10
ckan10
portal10
logic10
rubygems9
javascript9
dependabot9
dotnet9
elm9
terraform9
java9
code-security9
Programming languages (4)
Github contributions (5)
helkasko/asti-github-workflows
Nov 2022 - Sep 2023
Contributions:11 releases, 1 review, 34 PRs in 10 months
espoon-voltti/espooevents-service
Jan 2020 - Jan 2021
Espooevents event database and API
Contributions:73 PRs, 162 pushes, 136 branches in 1 year
apidatabase
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